diff options
Diffstat (limited to 'lib/libalpm')
36 files changed, 1533 insertions, 743 deletions
diff --git a/lib/libalpm/Makefile.am b/lib/libalpm/Makefile.am index 1bda5714..fb224a59 100644 --- a/lib/libalpm/Makefile.am +++ b/lib/libalpm/Makefile.am @@ -25,6 +25,7 @@ libalpm_la_SOURCES = \ alpm.h alpm.c \ alpm_list.h alpm_list.c \ backup.h backup.c \ + base64.h base64.c \ be_local.c \ be_package.c \ be_sync.c \ @@ -42,6 +43,7 @@ libalpm_la_SOURCES = \ package.h package.c \ pkghash.h pkghash.c \ remove.h remove.c \ + signing.c signing.h \ sync.h sync.c \ trans.h trans.c \ util.h util.c \ @@ -52,7 +54,7 @@ libalpm_la_SOURCES += \ md5.h md5.c endif -libalpm_la_LDFLAGS = -no-undefined -version-info $(LIB_VERSION_INFO) +libalpm_la_LDFLAGS = -no-undefined -version-info $(LIB_VERSION_INFO) @LIBCURL@ libalpm_la_LIBADD = $(LTLIBINTL) # vim:set ts=2 sw=2 noet: diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c index 702b12e9..0a5cb539 100644 --- a/lib/libalpm/add.c +++ b/lib/libalpm/add.c @@ -91,7 +91,7 @@ int SYMEXPORT alpm_add_pkg(pmpkg_t *pkg) /* with the NEEDED flag, packages up to date are not reinstalled */ _alpm_log(PM_LOG_WARNING, _("%s-%s is up to date -- skipping\n"), localpkgname, localpkgver); - return(0); + return 0; } else { _alpm_log(PM_LOG_WARNING, _("%s-%s is up to date -- reinstalling\n"), localpkgname, localpkgver); @@ -109,7 +109,7 @@ int SYMEXPORT alpm_add_pkg(pmpkg_t *pkg) pkgname, pkgver); trans->add = alpm_list_add(trans->add, pkg); - return(0); + return 0; } static int perform_extraction(struct archive *archive, @@ -132,9 +132,9 @@ static int perform_extraction(struct archive *archive, origname, archive_error_string(archive)); alpm_logaction("error: could not extract %s (%s)\n", origname, archive_error_string(archive)); - return(1); + return 1; } - return(0); + return 0; } static int extract_single_file(struct archive *archive, @@ -169,7 +169,7 @@ static int extract_single_file(struct archive *archive, * already been handled (for future possibilities) */ _alpm_log(PM_LOG_DEBUG, "skipping extraction of '%s'\n", entryname); archive_read_data_skip(archive); - return(0); + return 0; } else { /* build the new entryname relative to handle->root */ snprintf(filename, PATH_MAX, "%s%s", handle->root, entryname); @@ -182,7 +182,7 @@ static int extract_single_file(struct archive *archive, alpm_logaction("note: %s is in NoExtract, skipping extraction\n", entryname); archive_read_data_skip(archive); - return(0); + return 0; } /* Check for file existence. This is one of the more crucial parts @@ -226,13 +226,13 @@ static int extract_single_file(struct archive *archive, _alpm_log(PM_LOG_DEBUG, "extract: skipping dir extraction of %s\n", entryname); archive_read_data_skip(archive); - return(0); + return 0; } else { /* case 10/11: trying to overwrite dir with file/symlink, don't allow it */ _alpm_log(PM_LOG_ERROR, _("extract: not overwriting dir with file %s\n"), entryname); archive_read_data_skip(archive); - return(1); + return 1; } } else if(S_ISLNK(lsbuf.st_mode) && S_ISDIR(entrymode)) { /* case 9: existing symlink, dir in package */ @@ -241,13 +241,13 @@ static int extract_single_file(struct archive *archive, _alpm_log(PM_LOG_DEBUG, "extract: skipping symlink overwrite of %s\n", entryname); archive_read_data_skip(archive); - return(0); + return 0; } else { /* this is BAD. symlink was not to a directory */ _alpm_log(PM_LOG_ERROR, _("extract: symlink %s does not point to dir\n"), entryname); archive_read_data_skip(archive); - return(1); + return 1; } } else if(S_ISREG(lsbuf.st_mode) && S_ISDIR(entrymode)) { /* case 6: trying to overwrite file with dir */ @@ -299,7 +299,7 @@ static int extract_single_file(struct archive *archive, /* error */ FREE(hash_orig); FREE(entryname_orig); - return(1); + return 1; } hash_local = alpm_compute_md5sum(filename); @@ -442,7 +442,7 @@ static int extract_single_file(struct archive *archive, if(ret == 1) { /* error */ FREE(entryname_orig); - return(1); + return 1; } /* calculate an hash if this is in newpkg's backup */ @@ -469,7 +469,7 @@ static int extract_single_file(struct archive *archive, } } FREE(entryname_orig); - return(errors); + return errors; } static int commit_single_pkg(pmpkg_t *newpkg, size_t pkg_current, @@ -705,7 +705,7 @@ static int commit_single_pkg(pmpkg_t *newpkg, size_t pkg_current, cleanup: _alpm_pkg_free(oldpkg); - return(ret); + return ret; } int _alpm_upgrade_packages(pmtrans_t *trans, pmdb_t *db) @@ -720,7 +720,7 @@ int _alpm_upgrade_packages(pmtrans_t *trans, pmdb_t *db) ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); if(trans->add == NULL) { - return(0); + return 0; } pkg_count = alpm_list_count(trans->add); @@ -729,7 +729,7 @@ int _alpm_upgrade_packages(pmtrans_t *trans, pmdb_t *db) /* loop through our package list adding/upgrading one at a time */ for(targ = trans->add; targ; targ = targ->next) { if(handle->trans->state == STATE_INTERRUPTED) { - return(ret); + return ret; } pmpkg_t *newpkg = (pmpkg_t *)targ->data; @@ -750,7 +750,7 @@ int _alpm_upgrade_packages(pmtrans_t *trans, pmdb_t *db) _alpm_ldconfig(handle->root); } - return(ret); + return ret; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/alpm.c b/lib/libalpm/alpm.c index a60a4bb6..bafd922b 100644 --- a/lib/libalpm/alpm.c +++ b/lib/libalpm/alpm.c @@ -23,9 +23,8 @@ #include "config.h" -/* connection caching setup */ -#ifdef HAVE_LIBFETCH -#include <fetch.h> +#ifdef HAVE_LIBCURL +#include <curl/curl.h> #endif /* libalpm */ @@ -58,18 +57,19 @@ int SYMEXPORT alpm_initialize(void) /* error code should be set */ _alpm_handle_free(handle); handle = NULL; - return(-1); + return -1; } #ifdef ENABLE_NLS bindtextdomain("libalpm", LOCALEDIR); #endif -#ifdef HAVE_LIBFETCH - fetchConnectionCacheInit(5, 1); +#ifdef HAVE_LIBCURL + curl_global_init(CURL_GLOBAL_SSL); + handle->curl = curl_easy_init(); #endif - return(0); + return 0; } /** Release the library. This should be the last alpm call you make. @@ -91,17 +91,17 @@ int SYMEXPORT alpm_release(void) } if(alpm_db_unregister_all() == -1) { - return(-1); + return -1; } _alpm_handle_free(handle); handle = NULL; -#ifdef HAVE_LIBFETCH - fetchConnectionCacheClose(); +#ifdef HAVE_LIBCURL + curl_global_cleanup(); #endif - return(0); + return 0; } /** @} */ @@ -112,7 +112,7 @@ int SYMEXPORT alpm_release(void) /* Get the version of library */ const char SYMEXPORT *alpm_version(void) { - return(LIB_VERSION); + return LIB_VERSION; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h index 0f3b7166..b08191d0 100644 --- a/lib/libalpm/alpm.h +++ b/lib/libalpm/alpm.h @@ -45,6 +45,7 @@ extern "C" { typedef struct __pmdb_t pmdb_t; typedef struct __pmpkg_t pmpkg_t; +typedef struct __pmpgpsig_t pmpgpsig_t; typedef struct __pmdelta_t pmdelta_t; typedef struct __pmgrp_t pmgrp_t; typedef struct __pmtrans_t pmtrans_t; @@ -126,6 +127,9 @@ int alpm_option_set_logfile(const char *logfile); const char *alpm_option_get_lockfile(void); /* no set_lockfile, path is determined from dbpath */ +const char *alpm_option_get_signaturedir(void); +int alpm_option_set_signaturedir(const char *signaturedir); + int alpm_option_get_usesyslog(void); void alpm_option_set_usesyslog(int usesyslog); @@ -215,6 +219,7 @@ time_t alpm_pkg_get_builddate(pmpkg_t *pkg); time_t alpm_pkg_get_installdate(pmpkg_t *pkg); const char *alpm_pkg_get_packager(pmpkg_t *pkg); const char *alpm_pkg_get_md5sum(pmpkg_t *pkg); +const pmpgpsig_t *alpm_pkg_get_pgpsig(pmpkg_t *pkg); const char *alpm_pkg_get_arch(pmpkg_t *pkg); off_t alpm_pkg_get_size(pmpkg_t *pkg); off_t alpm_pkg_get_isize(pmpkg_t *pkg); @@ -241,6 +246,22 @@ off_t alpm_pkg_download_size(pmpkg_t *newpkg); alpm_list_t *alpm_pkg_unused_deltas(pmpkg_t *pkg); /* + * Signatures + */ + +int alpm_pkg_check_pgp_signature(pmpkg_t *pkg); +int alpm_db_check_pgp_signature(pmdb_t *db); + +/* GPG signature verification option */ +typedef enum _pgp_verify_t { + PM_PGP_VERIFY_ALWAYS, + PM_PGP_VERIFY_OPTIONAL, + PM_PGP_VERIFY_NEVER +} pgp_verify_t; + +int alpm_db_set_pgp_verify(pmdb_t *db, pgp_verify_t verify); + +/* * Deltas */ @@ -521,6 +542,10 @@ enum _pmerrno_t { PM_ERR_PKG_INVALID_NAME, PM_ERR_PKG_INVALID_ARCH, PM_ERR_PKG_REPO_NOT_FOUND, + /* Signatures */ + PM_ERR_SIG_MISSINGDIR, + PM_ERR_SIG_INVALID, + PM_ERR_SIG_UNKNOWN, /* Deltas */ PM_ERR_DLT_INVALID, PM_ERR_DLT_PATCHFAILED, @@ -534,8 +559,9 @@ enum _pmerrno_t { PM_ERR_INVALID_REGEX, /* External library errors */ PM_ERR_LIBARCHIVE, - PM_ERR_LIBFETCH, - PM_ERR_EXTERNAL_DOWNLOAD + PM_ERR_LIBCURL, + PM_ERR_EXTERNAL_DOWNLOAD, + PM_ERR_GPGME }; extern enum _pmerrno_t pm_errno; diff --git a/lib/libalpm/alpm_list.c b/lib/libalpm/alpm_list.c index f0619bcd..0a3f6502 100644 --- a/lib/libalpm/alpm_list.c +++ b/lib/libalpm/alpm_list.c @@ -92,7 +92,7 @@ alpm_list_t SYMEXPORT *alpm_list_add(alpm_list_t *list, void *data) ptr = calloc(1, sizeof(alpm_list_t)); if(ptr == NULL) { - return(list); + return list; } ptr->data = data; @@ -101,7 +101,7 @@ alpm_list_t SYMEXPORT *alpm_list_add(alpm_list_t *list, void *data) /* Special case: the input list is empty */ if(list == NULL) { ptr->prev = ptr; - return(ptr); + return ptr; } lp = alpm_list_last(list); @@ -109,7 +109,7 @@ alpm_list_t SYMEXPORT *alpm_list_add(alpm_list_t *list, void *data) ptr->prev = lp; list->prev = ptr; - return(list); + return list; } /** @@ -124,13 +124,13 @@ alpm_list_t SYMEXPORT *alpm_list_add(alpm_list_t *list, void *data) alpm_list_t SYMEXPORT *alpm_list_add_sorted(alpm_list_t *list, void *data, alpm_list_fn_cmp fn) { if(!fn || !list) { - return(alpm_list_add(list, data)); + return alpm_list_add(list, data); } else { alpm_list_t *add = NULL, *prev = NULL, *next = list; add = calloc(1, sizeof(alpm_list_t)); if(add == NULL) { - return(list); + return list; } add->data = data; @@ -146,19 +146,19 @@ alpm_list_t SYMEXPORT *alpm_list_add_sorted(alpm_list_t *list, void *data, alpm_ add->prev = list->prev; /* list != NULL */ add->next = list; list->prev = add; - return(add); + return add; } else if(next == NULL) { /* another special case: add last element */ add->prev = prev; add->next = NULL; prev->next = add; list->prev = add; - return(list); + return list; } else { add->prev = prev; add->next = next; next->prev = add; prev->next = add; - return(list); + return list; } } } @@ -179,10 +179,10 @@ alpm_list_t SYMEXPORT *alpm_list_join(alpm_list_t *first, alpm_list_t *second) alpm_list_t *tmp; if (first == NULL) { - return(second); + return second; } if (second == NULL) { - return(first); + return first; } /* tmp is the last element of the first list */ tmp = first->prev; @@ -193,7 +193,7 @@ alpm_list_t SYMEXPORT *alpm_list_join(alpm_list_t *first, alpm_list_t *second) /* set the back reference to the tail */ second->prev = tmp; - return(first); + return first; } /** @@ -257,7 +257,7 @@ alpm_list_t SYMEXPORT *alpm_list_mmerge(alpm_list_t *left, alpm_list_t *right, a } newlist->prev = lp; - return(newlist); + return newlist; } /** @@ -282,7 +282,7 @@ alpm_list_t SYMEXPORT *alpm_list_msort(alpm_list_t *list, size_t n, alpm_list_fn right = alpm_list_msort(right, n - (n/2), fn); list = alpm_list_mmerge(left, right, fn); } - return(list); + return list; } /** @@ -298,7 +298,7 @@ alpm_list_t SYMEXPORT *alpm_list_remove_item(alpm_list_t *haystack, alpm_list_t *item) { if(haystack == NULL || item == NULL) { - return(haystack); + return haystack; } if(item == haystack) { @@ -328,7 +328,7 @@ alpm_list_t SYMEXPORT *alpm_list_remove_item(alpm_list_t *haystack, } } - return(haystack); + return haystack; } @@ -352,7 +352,7 @@ alpm_list_t SYMEXPORT *alpm_list_remove(alpm_list_t *haystack, } if(needle == NULL) { - return(haystack); + return haystack; } while(i) { @@ -373,7 +373,7 @@ alpm_list_t SYMEXPORT *alpm_list_remove(alpm_list_t *haystack, } } - return(haystack); + return haystack; } /** @@ -388,8 +388,8 @@ alpm_list_t SYMEXPORT *alpm_list_remove(alpm_list_t *haystack, alpm_list_t SYMEXPORT *alpm_list_remove_str(alpm_list_t *haystack, const char *needle, char **data) { - return(alpm_list_remove(haystack, (const void *)needle, - (alpm_list_fn_cmp)strcmp, (void **)data)); + return alpm_list_remove(haystack, (const void *)needle, + (alpm_list_fn_cmp)strcmp, (void **)data); } /** @@ -411,7 +411,7 @@ alpm_list_t SYMEXPORT *alpm_list_remove_dupes(const alpm_list_t *list) } lp = lp->next; } - return(newlist); + return newlist; } /** @@ -429,7 +429,7 @@ alpm_list_t SYMEXPORT *alpm_list_strdup(const alpm_list_t *list) newlist = alpm_list_add(newlist, strdup(lp->data)); lp = lp->next; } - return(newlist); + return newlist; } /** @@ -447,7 +447,7 @@ alpm_list_t SYMEXPORT *alpm_list_copy(const alpm_list_t *list) newlist = alpm_list_add(newlist, lp->data); lp = lp->next; } - return(newlist); + return newlist; } /** @@ -473,7 +473,7 @@ alpm_list_t SYMEXPORT *alpm_list_copy_data(const alpm_list_t *list, lp = lp->next; } } - return(newlist); + return newlist; } /** @@ -489,7 +489,7 @@ alpm_list_t SYMEXPORT *alpm_list_reverse(alpm_list_t *list) alpm_list_t *newlist = NULL, *backup; if(list == NULL) { - return(NULL); + return NULL; } lp = alpm_list_last(list); @@ -502,7 +502,7 @@ alpm_list_t SYMEXPORT *alpm_list_reverse(alpm_list_t *list) lp = lp->prev; } list->prev = backup; /* restore tail pointer */ - return(newlist); + return newlist; } /* Accessors */ @@ -517,9 +517,9 @@ alpm_list_t SYMEXPORT *alpm_list_reverse(alpm_list_t *list) inline alpm_list_t SYMEXPORT *alpm_list_first(const alpm_list_t *list) { if(list) { - return((alpm_list_t*)list); + return (alpm_list_t *)list; } else { - return(NULL); + return NULL; } } @@ -537,7 +537,7 @@ alpm_list_t SYMEXPORT *alpm_list_nth(const alpm_list_t *list, size_t n) while(n--) { i = i->next; } - return((alpm_list_t*)i); + return (alpm_list_t *)i; } /** @@ -550,9 +550,9 @@ alpm_list_t SYMEXPORT *alpm_list_nth(const alpm_list_t *list, size_t n) inline alpm_list_t SYMEXPORT *alpm_list_next(const alpm_list_t *node) { if(node) { - return(node->next); + return node->next; } else { - return(NULL); + return NULL; } } @@ -566,9 +566,9 @@ inline alpm_list_t SYMEXPORT *alpm_list_next(const alpm_list_t *node) alpm_list_t SYMEXPORT *alpm_list_last(const alpm_list_t *list) { if(list) { - return(list->prev); + return list->prev; } else { - return(NULL); + return NULL; } } @@ -581,8 +581,8 @@ alpm_list_t SYMEXPORT *alpm_list_last(const alpm_list_t *list) */ void SYMEXPORT *alpm_list_getdata(const alpm_list_t *node) { - if(node == NULL) return(NULL); - return(node->data); + if(node == NULL) return NULL; + return node->data; } /* Misc */ @@ -602,7 +602,7 @@ size_t SYMEXPORT alpm_list_count(const alpm_list_t *list) ++i; lp = lp->next; } - return(i); + return i; } /** @@ -620,17 +620,17 @@ void SYMEXPORT *alpm_list_find(const alpm_list_t *haystack, const void *needle, const alpm_list_t *lp = haystack; while(lp) { if(lp->data && fn(lp->data, needle) == 0) { - return(lp->data); + return lp->data; } lp = lp->next; } - return(NULL); + return NULL; } /* trivial helper function for alpm_list_find_ptr */ static int ptr_cmp(const void *p, const void *q) { - return(p != q); + return (p != q); } /** @@ -643,9 +643,10 @@ static int ptr_cmp(const void *p, const void *q) * * @return `needle` if found, NULL otherwise */ -void SYMEXPORT *alpm_list_find_ptr(const alpm_list_t *haystack, const void *needle) +void SYMEXPORT *alpm_list_find_ptr(const alpm_list_t *haystack, + const void *needle) { - return(alpm_list_find(haystack, needle, ptr_cmp)); + return alpm_list_find(haystack, needle, ptr_cmp); } /** @@ -659,8 +660,8 @@ void SYMEXPORT *alpm_list_find_ptr(const alpm_list_t *haystack, const void *need char SYMEXPORT *alpm_list_find_str(const alpm_list_t *haystack, const char *needle) { - return((char *)alpm_list_find(haystack, (const void*)needle, - (alpm_list_fn_cmp)strcmp)); + return (char *)alpm_list_find(haystack, (const void *)needle, + (alpm_list_fn_cmp)strcmp); } /** @@ -745,7 +746,7 @@ alpm_list_t SYMEXPORT *alpm_list_diff(const alpm_list_t *lhs, alpm_list_free(left); alpm_list_free(right); - return(ret); + return ret; } /** @} */ diff --git a/lib/libalpm/backup.c b/lib/libalpm/backup.c index ca955ca4..7df97471 100644 --- a/lib/libalpm/backup.c +++ b/lib/libalpm/backup.c @@ -47,7 +47,7 @@ static int backup_split(const char *string, char **file, char **hash) /* don't need our dup as the fname wasn't requested, so free it */ FREE(str); } - return(0); + return 0; } *ptr = '\0'; ptr++; @@ -59,21 +59,21 @@ static int backup_split(const char *string, char **file, char **hash) *hash = strdup(ptr); } FREE(str); - return(1); + return 1; } char *_alpm_backup_file(const char *string) { char *file = NULL; backup_split(string, &file, NULL); - return(file); + return file; } char *_alpm_backup_hash(const char *string) { char *hash = NULL; backup_split(string, NULL, &hash); - return(hash); + return hash; } /* Look for a filename in a pmpkg_t.backup list. If we find it, @@ -86,7 +86,7 @@ char *_alpm_needbackup(const char *file, const alpm_list_t *backup) ALPM_LOG_FUNC; if(file == NULL || backup == NULL) { - return(NULL); + return NULL; } /* run through the backup list and parse out the hash for our file */ @@ -101,13 +101,13 @@ char *_alpm_needbackup(const char *file, const alpm_list_t *backup) } if(strcmp(file, filename) == 0) { FREE(filename); - return(hash); + return hash; } FREE(filename); FREE(hash); } - return(NULL); + return NULL; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/base64.c b/lib/libalpm/base64.c new file mode 100644 index 00000000..fa8bec5c --- /dev/null +++ b/lib/libalpm/base64.c @@ -0,0 +1,190 @@ +/* + * RFC 1521 base64 encoding/decoding + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +/* + * Pacman Notes: + * + * Taken from the PolarSSL project at www.polarssl.org under terms of the + * GPL. This is from version 0.14.2 of the library, and has been modified + * as following, which may be helpful for future updates: + * * remove "polarssl/config.h" include + * * change include from "polarssl/base64.h" to "base64.h" + * * removal of SELF_TEST code + */ + +#include "base64.h" + +static const unsigned char base64_enc_map[64] = +{ + 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', + 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', + 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', + 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', + 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', + 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', + '8', '9', '+', '/' +}; + +static const unsigned char base64_dec_map[128] = +{ + 127, 127, 127, 127, 127, 127, 127, 127, 127, 127, + 127, 127, 127, 127, 127, 127, 127, 127, 127, 127, + 127, 127, 127, 127, 127, 127, 127, 127, 127, 127, + 127, 127, 127, 127, 127, 127, 127, 127, 127, 127, + 127, 127, 127, 62, 127, 127, 127, 63, 52, 53, + 54, 55, 56, 57, 58, 59, 60, 61, 127, 127, + 127, 64, 127, 127, 127, 0, 1, 2, 3, 4, + 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 25, 127, 127, 127, 127, 127, 127, 26, 27, 28, + 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, + 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, + 49, 50, 51, 127, 127, 127, 127, 127 +}; + +/* + * Encode a buffer into base64 format + */ +int base64_encode( unsigned char *dst, int *dlen, + const unsigned char *src, int slen ) +{ + int i, n; + int C1, C2, C3; + unsigned char *p; + + if( slen == 0 ) + return( 0 ); + + n = (slen << 3) / 6; + + switch( (slen << 3) - (n * 6) ) + { + case 2: n += 3; break; + case 4: n += 2; break; + default: break; + } + + if( *dlen < n + 1 ) + { + *dlen = n + 1; + return( POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL ); + } + + n = (slen / 3) * 3; + + for( i = 0, p = dst; i < n; i += 3 ) + { + C1 = *src++; + C2 = *src++; + C3 = *src++; + + *p++ = base64_enc_map[(C1 >> 2) & 0x3F]; + *p++ = base64_enc_map[(((C1 & 3) << 4) + (C2 >> 4)) & 0x3F]; + *p++ = base64_enc_map[(((C2 & 15) << 2) + (C3 >> 6)) & 0x3F]; + *p++ = base64_enc_map[C3 & 0x3F]; + } + + if( i < slen ) + { + C1 = *src++; + C2 = ((i + 1) < slen) ? *src++ : 0; + + *p++ = base64_enc_map[(C1 >> 2) & 0x3F]; + *p++ = base64_enc_map[(((C1 & 3) << 4) + (C2 >> 4)) & 0x3F]; + + if( (i + 1) < slen ) + *p++ = base64_enc_map[((C2 & 15) << 2) & 0x3F]; + else *p++ = '='; + + *p++ = '='; + } + + *dlen = p - dst; + *p = 0; + + return( 0 ); +} + +/* + * Decode a base64-formatted buffer + */ +int base64_decode( unsigned char *dst, int *dlen, + const unsigned char *src, int slen ) +{ + int i, j, n; + unsigned long x; + unsigned char *p; + + for( i = j = n = 0; i < slen; i++ ) + { + if( ( slen - i ) >= 2 && + src[i] == '\r' && src[i + 1] == '\n' ) + continue; + + if( src[i] == '\n' ) + continue; + + if( src[i] == '=' && ++j > 2 ) + return( POLARSSL_ERR_BASE64_INVALID_CHARACTER ); + + if( src[i] > 127 || base64_dec_map[src[i]] == 127 ) + return( POLARSSL_ERR_BASE64_INVALID_CHARACTER ); + + if( base64_dec_map[src[i]] < 64 && j != 0 ) + return( POLARSSL_ERR_BASE64_INVALID_CHARACTER ); + + n++; + } + + if( n == 0 ) + return( 0 ); + + n = ((n * 6) + 7) >> 3; + + if( *dlen < n ) + { + *dlen = n; + return( POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL ); + } + + for( j = 3, n = x = 0, p = dst; i > 0; i--, src++ ) + { + if( *src == '\r' || *src == '\n' ) + continue; + + j -= ( base64_dec_map[*src] == 64 ); + x = (x << 6) | ( base64_dec_map[*src] & 0x3F ); + + if( ++n == 4 ) + { + n = 0; + if( j > 0 ) *p++ = (unsigned char)( x >> 16 ); + if( j > 1 ) *p++ = (unsigned char)( x >> 8 ); + if( j > 2 ) *p++ = (unsigned char)( x ); + } + } + + *dlen = p - dst; + + return( 0 ); +} diff --git a/lib/libalpm/base64.h b/lib/libalpm/base64.h new file mode 100644 index 00000000..0ae9612c --- /dev/null +++ b/lib/libalpm/base64.h @@ -0,0 +1,68 @@ +/** + * \file base64.h + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _BASE64_H +#define _BASE64_H + +#define POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL 0x0010 +#define POLARSSL_ERR_BASE64_INVALID_CHARACTER 0x0012 + +/** + * \brief Encode a buffer into base64 format + * + * \param dst destination buffer + * \param dlen size of the buffer + * \param src source buffer + * \param slen amount of data to be encoded + * + * \return 0 if successful, or POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL. + * *dlen is always updated to reflect the amount + * of data that has (or would have) been written. + * + * \note Call this function with *dlen = 0 to obtain the + * required buffer size in *dlen + */ +int base64_encode( unsigned char *dst, int *dlen, + const unsigned char *src, int slen ); + +/** + * \brief Decode a base64-formatted buffer + * + * \param dst destination buffer + * \param dlen size of the buffer + * \param src source buffer + * \param slen amount of data to be decoded + * + * \return 0 if successful, POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL, or + * POLARSSL_ERR_BASE64_INVALID_DATA if the input data is not + * correct. *dlen is always updated to reflect the amount + * of data that has (or would have) been written. + * + * \note Call this function with *dlen = 0 to obtain the + * required buffer size in *dlen + */ +int base64_decode( unsigned char *dst, int *dlen, + const unsigned char *src, int slen ); + +#endif /* base64.h */ diff --git a/lib/libalpm/be_local.c b/lib/libalpm/be_local.c index c13dffb4..82c1d591 100644 --- a/lib/libalpm/be_local.c +++ b/lib/libalpm/be_local.c @@ -51,8 +51,8 @@ #define LAZY_LOAD(info, errret) \ do { \ ALPM_LOG_FUNC; \ - ASSERT(handle != NULL, return(errret)); \ - ASSERT(pkg != NULL, return(errret)); \ + ASSERT(handle != NULL, return (errret)); \ + ASSERT(pkg != NULL, return (errret)); \ if(pkg->origin != PKG_FROM_FILE && !(pkg->infolevel & info)) { \ _alpm_local_db_read(pkg->origin_data.db, pkg, info); \ } \ @@ -73,13 +73,13 @@ static const char *_cache_get_filename(pmpkg_t *pkg) static const char *_cache_get_name(pmpkg_t *pkg) { - ASSERT(pkg != NULL, return(NULL)); + ASSERT(pkg != NULL, return NULL); return pkg->name; } static const char *_cache_get_version(pmpkg_t *pkg) { - ASSERT(pkg != NULL, return(NULL)); + ASSERT(pkg != NULL, return NULL); return pkg->version; } @@ -160,8 +160,8 @@ static int _cache_has_scriptlet(pmpkg_t *pkg) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(-1)); - ASSERT(pkg != NULL, return(-1)); + ASSERT(handle != NULL, return -1); + ASSERT(pkg != NULL, return -1); if(!(pkg->infolevel & INFRQ_SCRIPTLET)) { _alpm_local_db_read(pkg->origin_data.db, pkg, INFRQ_SCRIPTLET); @@ -210,8 +210,8 @@ static alpm_list_t *_cache_get_files(pmpkg_t *pkg) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(pkg != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(pkg != NULL, return NULL); if(pkg->origin == PKG_FROM_LOCALDB && !(pkg->infolevel & INFRQ_FILES)) { @@ -225,8 +225,8 @@ static alpm_list_t *_cache_get_backup(pmpkg_t *pkg) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(pkg != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(pkg != NULL, return NULL); if(pkg->origin == PKG_FROM_LOCALDB && !(pkg->infolevel & INFRQ_FILES)) { @@ -246,8 +246,8 @@ static void *_cache_changelog_open(pmpkg_t *pkg) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(pkg != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(pkg != NULL, return NULL); char clfile[PATH_MAX]; snprintf(clfile, PATH_MAX, "%s/%s/%s-%s/changelog", @@ -270,13 +270,13 @@ static void *_cache_changelog_open(pmpkg_t *pkg) static size_t _cache_changelog_read(void *ptr, size_t size, const pmpkg_t *pkg, const void *fp) { - return ( fread(ptr, 1, size, (FILE*)fp) ); + return fread(ptr, 1, size, (FILE *)fp); } /* static int _cache_changelog_feof(const pmpkg_t *pkg, void *fp) { - return( feof((FILE*)fp) ); + return feof((FILE*)fp); } */ @@ -289,7 +289,7 @@ static int _cache_changelog_feof(const pmpkg_t *pkg, void *fp) */ static int _cache_changelog_close(const pmpkg_t *pkg, void *fp) { - return( fclose((FILE*)fp) ); + return fclose((FILE *)fp); } @@ -345,14 +345,14 @@ static int checkdbdir(pmdb_t *db) RET_ERR(PM_ERR_SYSTEM, -1); } } - return(0); + return 0; } static int is_dir(const char *path, struct dirent *entry) { #ifdef HAVE_STRUCT_DIRENT_D_TYPE if(entry->d_type != DT_UNKNOWN) { - return(entry->d_type == DT_DIR); + return (entry->d_type == DT_DIR); } #endif { @@ -362,11 +362,11 @@ static int is_dir(const char *path, struct dirent *entry) snprintf(buffer, PATH_MAX, "%s/%s", path, entry->d_name); if (!stat(buffer, &sbuf)) { - return(S_ISDIR(sbuf.st_mode)); + return S_ISDIR(sbuf.st_mode); } } - return(0); + return 0; } static int local_db_populate(pmdb_t *db) @@ -390,7 +390,7 @@ static int local_db_populate(pmdb_t *db) if(dbdir == NULL) { if(errno == ENOENT) { /* no database existing yet is not an error */ - return(0); + return 0; } RET_ERR(PM_ERR_DB_OPEN, -1); } @@ -476,7 +476,7 @@ static int local_db_populate(pmdb_t *db) if(count > 0) { db->pkgcache->list = alpm_list_msort(db->pkgcache->list, (size_t)count, _alpm_pkg_cmp); } - return(count); + return count; } /* Note: the return value must be freed by the caller */ @@ -490,7 +490,7 @@ static char *get_pkgpath(pmdb_t *db, pmpkg_t *info) len = strlen(dbpath) + strlen(info->name) + strlen(info->version) + 3; MALLOC(pkgpath, len, RET_ERR(PM_ERR_MEMORY, NULL)); sprintf(pkgpath, "%s%s-%s/", dbpath, info->name, info->version); - return(pkgpath); + return pkgpath; } @@ -509,14 +509,14 @@ int _alpm_local_db_read(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq) if(info == NULL || info->name == NULL || info->version == NULL) { _alpm_log(PM_LOG_DEBUG, "invalid package entry provided to _alpm_local_db_read, skipping\n"); - return(-1); + return -1; } if(info->origin != PKG_FROM_LOCALDB) { _alpm_log(PM_LOG_DEBUG, "request to read info for a non-local package '%s', skipping...\n", info->name); - return(-1); + return -1; } /* bitmask logic here: @@ -526,7 +526,7 @@ int _alpm_local_db_read(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq) * == to inforeq? nope, we need to load more info. */ if((info->infolevel & inforeq) == inforeq) { /* already loaded all of this info, do nothing */ - return(0); + return 0; } _alpm_log(PM_LOG_FUNCTION, "loading package data for %s : level=0x%x\n", info->name, inforeq); @@ -706,14 +706,14 @@ int _alpm_local_db_read(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq) info->infolevel |= inforeq; free(pkgpath); - return(0); + return 0; error: free(pkgpath); if(fp) { fclose(fp); } - return(-1); + return -1; } int _alpm_local_db_prepare(pmdb_t *db, pmpkg_t *info) @@ -723,7 +723,7 @@ int _alpm_local_db_prepare(pmdb_t *db, pmpkg_t *info) char *pkgpath = NULL; if(checkdbdir(db) != 0) { - return(-1); + return -1; } oldmask = umask(0000); @@ -737,7 +737,7 @@ int _alpm_local_db_prepare(pmdb_t *db, pmpkg_t *info) free(pkgpath); umask(oldmask); - return(retval); + return retval; } int _alpm_local_db_write(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq) @@ -752,7 +752,7 @@ int _alpm_local_db_write(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq) ALPM_LOG_FUNC; if(db == NULL || info == NULL) { - return(-1); + return -1; } pkgpath = get_pkgpath(db, info); @@ -761,7 +761,7 @@ int _alpm_local_db_write(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq) oldmask = umask(0022); if(strcmp(db->treename, "local") != 0) { - return(-1); + return -1; } /* DESC */ @@ -904,7 +904,7 @@ cleanup: fclose(fp); } - return(retval); + return retval; } int _alpm_local_db_remove(pmdb_t *db, pmpkg_t *info) @@ -925,7 +925,7 @@ int _alpm_local_db_remove(pmdb_t *db, pmpkg_t *info) if(ret != 0) { ret = -1; } - return(ret); + return ret; } static int local_db_version(pmdb_t *db) @@ -977,7 +977,7 @@ done: } _alpm_log(PM_LOG_DEBUG, "local database version %d\n", version); - return(version); + return version; } struct db_operations local_db_ops = { @@ -1001,7 +1001,7 @@ pmdb_t *_alpm_db_register_local(void) db->ops = &local_db_ops; handle->db_local = db; - return(db); + return db; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/be_package.c b/lib/libalpm/be_package.c index f4837890..9316cdfe 100644 --- a/lib/libalpm/be_package.c +++ b/lib/libalpm/be_package.c @@ -47,7 +47,7 @@ static void *_package_changelog_open(pmpkg_t *pkg) { ALPM_LOG_FUNC; - ASSERT(pkg != NULL, return(NULL)); + ASSERT(pkg != NULL, return NULL); struct archive *archive = NULL; struct archive_entry *entry; @@ -69,14 +69,14 @@ static void *_package_changelog_open(pmpkg_t *pkg) const char *entry_name = archive_entry_pathname(entry); if(strcmp(entry_name, ".CHANGELOG") == 0) { - return(archive); + return archive; } } /* we didn't find a changelog */ archive_read_finish(archive); errno = ENOENT; - return(NULL); + return NULL; } /** @@ -95,9 +95,9 @@ static size_t _package_changelog_read(void *ptr, size_t size, /* Report error (negative values) */ if(sret < 0) { pm_errno = PM_ERR_LIBARCHIVE; - return(0); + return 0; } else { - return((size_t)sret); + return (size_t)sret; } } @@ -105,7 +105,7 @@ static size_t _package_changelog_read(void *ptr, size_t size, static int _package_changelog_feof(const pmpkg_t *pkg, void *fp) { // note: this doesn't quite work, no feof in libarchive - return( archive_read_data((struct archive*)fp, NULL, 0) ); + return archive_read_data((struct archive*)fp, NULL, 0); } */ @@ -118,7 +118,7 @@ static int _package_changelog_feof(const pmpkg_t *pkg, void *fp) */ static int _package_changelog_close(const pmpkg_t *pkg, void *fp) { - return( archive_read_finish((struct archive *)fp) ); + return archive_read_finish((struct archive *)fp); } /** Package file operations struct accessor. We implement this as a method @@ -137,7 +137,7 @@ static struct pkg_operations *get_file_pkg_ops(void) file_pkg_ops.changelog_close = _package_changelog_close; file_pkg_ops_initialized = 1; } - return(&file_pkg_ops); + return &file_pkg_ops; } /** @@ -226,7 +226,7 @@ static int parse_descfile(struct archive *a, pmpkg_t *newpkg) line[0] = '\0'; } - return(0); + return 0; } /** @@ -251,11 +251,32 @@ static pmpkg_t *pkg_load(const char *pkgfile, int full) RET_ERR(PM_ERR_WRONG_ARGS, NULL); } - if(stat(pkgfile, &st) != 0) { + /* attempt to stat the package file, ensure it exists */ + if(stat(pkgfile, &st) == 0) { + char *pgpfile; + int sig_ret; + + newpkg = _alpm_pkg_new(); + if(newpkg == NULL) { + RET_ERR(PM_ERR_MEMORY, NULL); + } + newpkg->filename = strdup(pkgfile); + newpkg->size = st.st_size; + + /* look around for a PGP signature file; load if available */ + MALLOC(pgpfile, strlen(pkgfile) + 5, RET_ERR(PM_ERR_MEMORY, NULL)); + sprintf(pgpfile, "%s.sig", pkgfile); + /* TODO: do something with ret value */ + sig_ret = _alpm_load_signature(pgpfile, &(newpkg->pgpsig)); + (void)sig_ret; + FREE(pgpfile); + } else { + /* couldn't stat the pkgfile, return an error */ RET_ERR(PM_ERR_PKG_OPEN, NULL); } if((archive = archive_read_new()) == NULL) { + alpm_pkg_free(newpkg); RET_ERR(PM_ERR_LIBARCHIVE, NULL); } @@ -264,6 +285,7 @@ static pmpkg_t *pkg_load(const char *pkgfile, int full) if (archive_read_open_filename(archive, pkgfile, ARCHIVE_DEFAULT_BYTES_PER_BLOCK) != ARCHIVE_OK) { + alpm_pkg_free(newpkg); RET_ERR(PM_ERR_PKG_OPEN, NULL); } @@ -356,7 +378,7 @@ static pmpkg_t *pkg_load(const char *pkgfile, int full) newpkg->infolevel = INFRQ_BASE | INFRQ_DESC; } - return(newpkg); + return newpkg; pkg_invalid: pm_errno = PM_ERR_PKG_INVALID; @@ -364,7 +386,7 @@ error: _alpm_pkg_free(newpkg); archive_read_finish(archive); - return(NULL); + return NULL; } /** Create a package from a file. @@ -389,10 +411,10 @@ int SYMEXPORT alpm_pkg_load(const char *filename, int full, pmpkg_t **pkg) *pkg = pkg_load(filename, full); if(*pkg == NULL) { /* pm_errno is set by pkg_load */ - return(-1); + return -1; } - return(0); + return 0; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/be_sync.c b/lib/libalpm/be_sync.c index 98516fd8..756f784f 100644 --- a/lib/libalpm/be_sync.c +++ b/lib/libalpm/be_sync.c @@ -126,24 +126,63 @@ int SYMEXPORT alpm_db_update(int force, pmdb_t *db) } ret = _alpm_download_single_file(dbfile, db->servers, syncpath, force); - free(dbfile); - free(syncpath); - umask(oldmask); if(ret == 1) { /* files match, do nothing */ pm_errno = 0; - return(1); + goto cleanup; } else if(ret == -1) { /* pm_errno was set by the download code */ _alpm_log(PM_LOG_DEBUG, "failed to sync db: %s\n", alpm_strerrorlast()); - return(-1); + goto cleanup; + } + + /* Download and check the signature of the database if needed */ + if(db->pgp_verify != PM_PGP_VERIFY_NEVER) { + char *sigfile, *sigfilepath; + int sigret; + + len = strlen(dbfile) + 5; + MALLOC(sigfile, len, RET_ERR(PM_ERR_MEMORY, -1)); + sprintf(sigfile, "%s.sig", dbfile); + + /* prevent old signature being used if the following download fails */ + len = strlen(syncpath) + strlen(sigfile) + 1; + MALLOC(sigfilepath, len, RET_ERR(PM_ERR_MEMORY, -1)); + sprintf(sigfilepath, "%s%s", syncpath, sigfile); + _alpm_rmrf(sigfilepath); + free(sigfilepath); + + sigret = _alpm_download_single_file(sigfile, db->servers, syncpath, 0); + free(sigfile); + + if(sigret == -1 && db->pgp_verify == PM_PGP_VERIFY_ALWAYS) { + _alpm_log(PM_LOG_ERROR, _("Failed to download signature for db: %s\n"), + alpm_strerrorlast()); + pm_errno = PM_ERR_SIG_INVALID; + ret = -1; + goto cleanup; + } + + sigret = alpm_db_check_pgp_signature(db); + if((db->pgp_verify == PM_PGP_VERIFY_ALWAYS && sigret != 0) || + (db->pgp_verify == PM_PGP_VERIFY_OPTIONAL && sigret == 1)) { + /* pm_errno was set by the checking code */ + /* TODO: should we just leave the unverified database */ + ret = -1; + goto cleanup; + } } /* Cache needs to be rebuilt */ _alpm_db_free_pkgcache(db); - return(0); +cleanup: + + free(dbfile); + free(syncpath); + umask(oldmask); + return ret; } /* Forward decl so I don't reorganize the whole file right now */ @@ -204,7 +243,7 @@ static size_t estimate_package_count(struct stat *st, struct archive *archive) /* assume it is at least somewhat compressed */ per_package = 200; } - return((size_t)(st->st_size / per_package) + 1); + return (size_t)((st->st_size / per_package) + 1); } static int sync_db_populate(pmdb_t *db) @@ -294,7 +333,7 @@ static int sync_db_populate(pmdb_t *db) } archive_read_finish(archive); - return(count); + return count; } #define READ_NEXT(s) do { \ @@ -334,7 +373,7 @@ static int sync_db_read(pmdb_t *db, struct archive *archive, } if(entryname == NULL) { _alpm_log(PM_LOG_DEBUG, "invalid archive entry provided to _alpm_sync_db_read, skipping\n"); - return(-1); + return -1; } _alpm_log(PM_LOG_FUNCTION, "loading package data from archive entry %s\n", @@ -365,7 +404,7 @@ static int sync_db_read(pmdb_t *db, struct archive *archive, if(pkg == NULL) { _alpm_log(PM_LOG_DEBUG, "package %s not found in %s sync database", pkgname, db->treename); - return(-1); + return -1; } if(strcmp(filename, "desc") == 0 || strcmp(filename, "depends") == 0 @@ -418,6 +457,11 @@ static int sync_db_read(pmdb_t *db, struct archive *archive, pkg->isize = atol(line); } else if(strcmp(line, "%MD5SUM%") == 0) { READ_AND_STORE(pkg->md5sum); + } else if(strcmp(line, "%SHA256SUM%") == 0) { + /* we don't do anything with this value right now */ + READ_NEXT(line); + } else if(strcmp(line, "%PGPSIG%") == 0) { + READ_AND_STORE(pkg->pgpsig.encdata); } else if(strcmp(line, "%REPLACES%") == 0) { READ_AND_STORE_ALL(pkg->replaces); } else if(strcmp(line, "%DEPENDS%") == 0) { @@ -452,12 +496,12 @@ static int sync_db_read(pmdb_t *db, struct archive *archive, error: FREE(pkgname); /* TODO: return 0 always? */ - return(0); + return 0; } static int sync_db_version(pmdb_t *db) { - return(2); + return 2; } struct db_operations sync_db_ops = { @@ -490,7 +534,7 @@ pmdb_t *_alpm_db_register_sync(const char *treename) db->ops = &sync_db_ops; handle->dbs_sync = alpm_list_add(handle->dbs_sync, db); - return(db); + return db; } diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c index 6faced16..b4ecd659 100644 --- a/lib/libalpm/conflict.c +++ b/lib/libalpm/conflict.c @@ -53,7 +53,7 @@ pmconflict_t *_alpm_conflict_new(const char *package1, const char *package2, STRDUP(conflict->package2, package2, RET_ERR(PM_ERR_MEMORY, NULL)); STRDUP(conflict->reason, reason, RET_ERR(PM_ERR_MEMORY, NULL)); - return(conflict); + return conflict; } void _alpm_conflict_free(pmconflict_t *conflict) @@ -73,7 +73,7 @@ pmconflict_t *_alpm_conflict_dup(const pmconflict_t *conflict) STRDUP(newconflict->package2, conflict->package2, RET_ERR(PM_ERR_MEMORY, NULL)); STRDUP(newconflict->reason, conflict->reason, RET_ERR(PM_ERR_MEMORY, NULL)); - return(newconflict); + return newconflict; } static int conflict_isin(pmconflict_t *needle, alpm_list_t *haystack) @@ -90,11 +90,11 @@ static int conflict_isin(pmconflict_t *needle, alpm_list_t *haystack) const char *cpkg2 = conflict->package2; if((strcmp(cpkg1, npkg1) == 0 && strcmp(cpkg2, npkg2) == 0) || (strcmp(cpkg1, npkg2) == 0 && strcmp(cpkg2, npkg1) == 0)) { - return(1); + return 1; } } - return(0); + return 0; } /** Adds the pkg1/pkg2 conflict to the baddeps list @@ -173,7 +173,7 @@ alpm_list_t *_alpm_innerconflicts(alpm_list_t *packages) _alpm_log(PM_LOG_DEBUG, "check targets vs targets\n"); check_conflict(packages, packages, &baddeps, 0); - return(baddeps); + return baddeps; } /* Check for target vs (db - target) conflicts @@ -187,7 +187,7 @@ alpm_list_t *_alpm_outerconflicts(pmdb_t *db, alpm_list_t *packages) ALPM_LOG_FUNC; if(db == NULL) { - return(NULL); + return NULL; } alpm_list_t *dblist = alpm_list_diff(_alpm_db_get_pkgcache(db), @@ -200,7 +200,7 @@ alpm_list_t *_alpm_outerconflicts(pmdb_t *db, alpm_list_t *packages) check_conflict(dblist, packages, &baddeps, -1); alpm_list_free(dblist); - return(baddeps); + return baddeps; } /** Check the package conflicts in a database @@ -209,7 +209,7 @@ alpm_list_t *_alpm_outerconflicts(pmdb_t *db, alpm_list_t *packages) * @return an alpm_list_t of pmconflict_t */ alpm_list_t SYMEXPORT *alpm_checkconflicts(alpm_list_t *pkglist) { - return(_alpm_innerconflicts(pkglist)); + return _alpm_innerconflicts(pkglist); } /* Returns a alpm_list_t* of file conflicts. @@ -246,7 +246,7 @@ static alpm_list_t *chk_fileconflicts(alpm_list_t *filesA, alpm_list_t *filesB) } } - return(ret); + return ret; } /* Returns a alpm_list_t* of files that are in filesA but *NOT* in filesB @@ -293,7 +293,7 @@ static alpm_list_t *chk_filedifference(alpm_list_t *filesA, alpm_list_t *filesB) pA = pA->next; } - return(ret); + return ret; } /* Adds pmfileconflict_t to a conflicts list. Pass the conflicts list, type (either @@ -321,7 +321,7 @@ static alpm_list_t *add_fileconflict(alpm_list_t *conflicts, _alpm_log(PM_LOG_DEBUG, "found file conflict %s, packages %s and %s\n", filestr, name1, name2 ? name2 : "(filesystem)"); - return(conflicts); + return conflicts; } void _alpm_fileconflict_free(pmfileconflict_t *conflict) @@ -345,7 +345,7 @@ static int dir_belongsto_pkg(char *dirpath, pmpkg_t *pkg) snprintf(abspath, PATH_MAX, "%s%s", handle->root, dirpath); dir = opendir(abspath); if(dir == NULL) { - return(1); + return 1; } while((ent = readdir(dir)) != NULL) { const char *name = ent->d_name; @@ -363,19 +363,19 @@ static int dir_belongsto_pkg(char *dirpath, pmpkg_t *pkg) continue; } else { closedir(dir); - return(0); + return 0; } } else { if(alpm_list_find_str(alpm_pkg_get_files(pkg), path)) { continue; } else { closedir(dir); - return(0); + return 0; } } } closedir(dir); - return(1); + return 1; } /* Find file conflicts that may occur during the transaction with two checks: @@ -391,7 +391,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, ALPM_LOG_FUNC; if(db == NULL || upgrade == NULL || trans == NULL) { - return(NULL); + return NULL; } /* TODO this whole function needs a huge change, which hopefully will @@ -540,7 +540,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, PROGRESS(trans, PM_TRANS_PROGRESS_CONFLICTS_START, "", 100, numtargs, current); - return(conflicts); + return conflicts; } const char SYMEXPORT *alpm_conflict_get_package1(pmconflict_t *conflict) @@ -548,8 +548,8 @@ const char SYMEXPORT *alpm_conflict_get_package1(pmconflict_t *conflict) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(conflict != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(conflict != NULL, return NULL); return conflict->package1; } @@ -559,8 +559,8 @@ const char SYMEXPORT *alpm_conflict_get_package2(pmconflict_t *conflict) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(conflict != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(conflict != NULL, return NULL); return conflict->package2; } @@ -570,8 +570,8 @@ const char SYMEXPORT *alpm_conflict_get_reason(pmconflict_t *conflict) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(conflict != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(conflict != NULL, return NULL); return conflict->reason; } @@ -581,8 +581,8 @@ const char SYMEXPORT *alpm_fileconflict_get_target(pmfileconflict_t *conflict) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(conflict != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(conflict != NULL, return NULL); return conflict->target; } @@ -592,8 +592,8 @@ pmfileconflicttype_t SYMEXPORT alpm_fileconflict_get_type(pmfileconflict_t *conf ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(-1)); - ASSERT(conflict != NULL, return(-1)); + ASSERT(handle != NULL, return -1); + ASSERT(conflict != NULL, return -1); return conflict->type; } @@ -603,8 +603,8 @@ const char SYMEXPORT *alpm_fileconflict_get_file(pmfileconflict_t *conflict) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(conflict != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(conflict != NULL, return NULL); return conflict->file; } @@ -614,8 +614,8 @@ const char SYMEXPORT *alpm_fileconflict_get_ctarget(pmfileconflict_t *conflict) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(conflict != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(conflict != NULL, return NULL); return conflict->ctarget; } diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c index d9ed331e..cc01bbf4 100644 --- a/lib/libalpm/db.c +++ b/lib/libalpm/db.c @@ -61,7 +61,7 @@ pmdb_t SYMEXPORT *alpm_db_register_sync(const char *treename) /* Do not register a database if a transaction is on-going */ ASSERT(handle->trans == NULL, RET_ERR(PM_ERR_TRANS_NOT_NULL, NULL)); - return(_alpm_db_register_sync(treename)); + return _alpm_db_register_sync(treename); } /* Helper function for alpm_db_unregister{_all} */ @@ -97,7 +97,7 @@ int SYMEXPORT alpm_db_unregister_all(void) i->data = NULL; } FREELIST(handle->dbs_sync); - return(0); + return 0; } /** Unregister a package database @@ -137,7 +137,7 @@ int SYMEXPORT alpm_db_unregister(pmdb_t *db) } db->ops->unregister(db); - return(0); + return 0; } /** Set the serverlist of a database. @@ -147,8 +147,6 @@ int SYMEXPORT alpm_db_unregister(pmdb_t *db) */ int SYMEXPORT alpm_db_setserver(pmdb_t *db, const char *url) { - alpm_list_t *i; - int found = 0; char *newurl; size_t len = 0; @@ -157,16 +155,6 @@ int SYMEXPORT alpm_db_setserver(pmdb_t *db, const char *url) /* Sanity checks */ ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); - for(i = handle->dbs_sync; i && !found; i = i->next) { - pmdb_t *sdb = i->data; - if(strcmp(db->treename, sdb->treename) == 0) { - found = 1; - } - } - if(!found) { - RET_ERR(PM_ERR_DB_NOT_FOUND, -1); - } - if(url) { len = strlen(url); } @@ -184,6 +172,24 @@ int SYMEXPORT alpm_db_setserver(pmdb_t *db, const char *url) _alpm_log(PM_LOG_DEBUG, "serverlist flushed for '%s'\n", db->treename); } + return 0; +} +/** Set the verify gpg signature option for a database. + * @param db database pointer + * @param verify enum pgp_verify_t + * @return 0 on success, -1 on error (pm_errno is set accordingly) + */ +int SYMEXPORT alpm_db_set_pgp_verify(pmdb_t *db, pgp_verify_t verify) +{ + ALPM_LOG_FUNC; + + /* Sanity checks */ + ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); + + db->pgp_verify = verify; + _alpm_log(PM_LOG_DEBUG, "adding VerifySig option to database '%s': %d\n", + db->treename, verify); + return(0); } @@ -196,8 +202,8 @@ const char SYMEXPORT *alpm_db_get_name(const pmdb_t *db) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(db != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(db != NULL, return NULL); return db->treename; } @@ -213,13 +219,13 @@ const char SYMEXPORT *alpm_db_get_url(const pmdb_t *db) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(db != NULL, return(NULL)); - ASSERT(db->servers != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(db != NULL, return NULL); + ASSERT(db->servers != NULL, return NULL); url = (char*)db->servers->data; - return(url); + return url; } @@ -233,11 +239,11 @@ pmpkg_t SYMEXPORT *alpm_db_get_pkg(pmdb_t *db, const char *name) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(db != NULL, return(NULL)); - ASSERT(name != NULL && strlen(name) != 0, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(db != NULL, return NULL); + ASSERT(name != NULL && strlen(name) != 0, return NULL); - return(_alpm_db_get_pkgfromcache(db, name)); + return _alpm_db_get_pkgfromcache(db, name); } /** Get the package cache of a package database @@ -249,10 +255,10 @@ alpm_list_t SYMEXPORT *alpm_db_get_pkgcache(pmdb_t *db) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(db != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(db != NULL, return NULL); - return(_alpm_db_get_pkgcache(db)); + return _alpm_db_get_pkgcache(db); } /** Get a group entry from a package database @@ -265,11 +271,11 @@ pmgrp_t SYMEXPORT *alpm_db_readgrp(pmdb_t *db, const char *name) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(db != NULL, return(NULL)); - ASSERT(name != NULL && strlen(name) != 0, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(db != NULL, return NULL); + ASSERT(name != NULL && strlen(name) != 0, return NULL); - return(_alpm_db_get_grpfromcache(db, name)); + return _alpm_db_get_grpfromcache(db, name); } /** Get the group cache of a package database @@ -281,10 +287,10 @@ alpm_list_t SYMEXPORT *alpm_db_get_grpcache(pmdb_t *db) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(db != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(db != NULL, return NULL); - return(_alpm_db_get_grpcache(db)); + return _alpm_db_get_grpcache(db); } /** Searches a database @@ -297,10 +303,10 @@ alpm_list_t SYMEXPORT *alpm_db_search(pmdb_t *db, const alpm_list_t* needles) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(db != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(db != NULL, return NULL); - return(_alpm_db_search(db, needles)); + return _alpm_db_search(db, needles); } /** Set install reason for a package in db @@ -325,16 +331,16 @@ int SYMEXPORT alpm_db_set_pkgreason(pmdb_t *db, const char *name, pmpkgreason_t _alpm_log(PM_LOG_DEBUG, "setting install reason %u for %s/%s\n", reason, db->treename, name); if(alpm_pkg_get_reason(pkg) == reason) { /* we are done */ - return(0); + return 0; } /* set reason (in pkgcache) */ pkg->reason = reason; /* write DESC */ if(_alpm_local_db_write(db, pkg, INFRQ_DESC)) { - return(-1); + return -1; } - return(0); + return 0; } /** @} */ @@ -349,7 +355,35 @@ pmdb_t *_alpm_db_new(const char *treename, int is_local) STRDUP(db->treename, treename, RET_ERR(PM_ERR_MEMORY, NULL)); db->is_local = is_local; - return(db); + return db; +} + +const pmpgpsig_t *_alpm_db_pgpsig(pmdb_t *db) +{ + ALPM_LOG_FUNC; + + /* Sanity checks */ + ASSERT(db != NULL, return(NULL)); + + if(db->pgpsig.rawdata == NULL) { + size_t len; + const char *dbfile; + char *sigfile; + int ret; + + dbfile = _alpm_db_path(db); + len = strlen(dbfile) + 5; + MALLOC(sigfile, len, RET_ERR(PM_ERR_MEMORY, NULL)); + sprintf(sigfile, "%s.sig", dbfile); + + /* TODO: do something with ret value */ + ret = _alpm_load_signature(sigfile, &(db->pgpsig)); + (void)ret; + + FREE(sigfile); + } + + return &(db->pgpsig); } void _alpm_db_free(pmdb_t *db) @@ -360,6 +394,8 @@ void _alpm_db_free(pmdb_t *db) _alpm_db_free_pkgcache(db); /* cleanup server list */ FREELIST(db->servers); + /* only need to free rawdata */ + FREE(db->pgpsig.rawdata); FREE(db->_path); FREE(db->treename); FREE(db); @@ -370,7 +406,7 @@ void _alpm_db_free(pmdb_t *db) const char *_alpm_db_path(pmdb_t *db) { if(!db) { - return(NULL); + return NULL; } if(!db->_path) { const char *dbpath; @@ -395,22 +431,22 @@ const char *_alpm_db_path(pmdb_t *db) _alpm_log(PM_LOG_DEBUG, "database path for tree %s set to %s\n", db->treename, db->_path); } - return(db->_path); + return db->_path; } int _alpm_db_version(pmdb_t *db) { if(!db) { - return(-1); + return -1; } - return(db->ops->version(db)); + return db->ops->version(db); } int _alpm_db_cmp(const void *d1, const void *d2) { pmdb_t *db1 = (pmdb_t *)d1; pmdb_t *db2 = (pmdb_t *)d2; - return(strcmp(db1->treename, db2->treename)); + return strcmp(db1->treename, db2->treename); } alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles) @@ -486,7 +522,7 @@ alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles) regfree(®); } - return(ret); + return ret; } /* Returns a new package cache from db. @@ -497,7 +533,7 @@ int _alpm_db_load_pkgcache(pmdb_t *db) ALPM_LOG_FUNC; if(db == NULL) { - return(-1); + return -1; } _alpm_db_free_pkgcache(db); @@ -506,11 +542,11 @@ int _alpm_db_load_pkgcache(pmdb_t *db) if(db->ops->populate(db) == -1) { _alpm_log(PM_LOG_DEBUG, "failed to load package cache for repository '%s'\n", db->treename); - return(-1); + return -1; } db->pkgcache_loaded = 1; - return(0); + return 0; } void _alpm_db_free_pkgcache(pmdb_t *db) @@ -537,7 +573,7 @@ pmpkghash_t *_alpm_db_get_pkgcache_hash(pmdb_t *db) ALPM_LOG_FUNC; if(db == NULL) { - return(NULL); + return NULL; } if(!db->pkgcache_loaded) { @@ -549,7 +585,7 @@ pmpkghash_t *_alpm_db_get_pkgcache_hash(pmdb_t *db) _alpm_log(PM_LOG_DEBUG, "warning: pkgcache is NULL for db '%s'\n", db->treename); } - return(db->pkgcache); + return db->pkgcache; } alpm_list_t *_alpm_db_get_pkgcache(pmdb_t *db) @@ -559,10 +595,10 @@ alpm_list_t *_alpm_db_get_pkgcache(pmdb_t *db) pmpkghash_t *hash = _alpm_db_get_pkgcache_hash(db); if(hash == NULL) { - return(NULL); + return NULL; } - return(hash->list); + return hash->list; } /* "duplicate" pkg then add it to pkgcache */ @@ -573,12 +609,12 @@ int _alpm_db_add_pkgincache(pmdb_t *db, pmpkg_t *pkg) ALPM_LOG_FUNC; if(db == NULL || !db->pkgcache_loaded || pkg == NULL) { - return(-1); + return -1; } newpkg = _alpm_pkg_dup(pkg); if(newpkg == NULL) { - return(-1); + return -1; } _alpm_log(PM_LOG_DEBUG, "adding entry '%s' in '%s' cache\n", @@ -587,7 +623,7 @@ int _alpm_db_add_pkgincache(pmdb_t *db, pmpkg_t *pkg) _alpm_db_free_grpcache(db); - return(0); + return 0; } int _alpm_db_remove_pkgfromcache(pmdb_t *db, pmpkg_t *pkg) @@ -597,7 +633,7 @@ int _alpm_db_remove_pkgfromcache(pmdb_t *db, pmpkg_t *pkg) ALPM_LOG_FUNC; if(db == NULL || !db->pkgcache_loaded || pkg == NULL) { - return(-1); + return -1; } _alpm_log(PM_LOG_DEBUG, "removing entry '%s' from '%s' cache\n", @@ -608,14 +644,14 @@ int _alpm_db_remove_pkgfromcache(pmdb_t *db, pmpkg_t *pkg) /* package not found */ _alpm_log(PM_LOG_DEBUG, "cannot remove entry '%s' from '%s' cache: not found\n", alpm_pkg_get_name(pkg), db->treename); - return(-1); + return -1; } _alpm_pkg_free(data); _alpm_db_free_grpcache(db); - return(0); + return 0; } pmpkg_t *_alpm_db_get_pkgfromcache(pmdb_t *db, const char *target) @@ -623,17 +659,17 @@ pmpkg_t *_alpm_db_get_pkgfromcache(pmdb_t *db, const char *target) ALPM_LOG_FUNC; if(db == NULL) { - return(NULL); + return NULL; } pmpkghash_t *pkgcache = _alpm_db_get_pkgcache_hash(db); if(!pkgcache) { _alpm_log(PM_LOG_DEBUG, "warning: failed to get '%s' from NULL pkgcache\n", target); - return(NULL); + return NULL; } - return(_alpm_pkghash_find(pkgcache, target)); + return _alpm_pkghash_find(pkgcache, target); } /* Returns a new group cache from db. @@ -645,7 +681,7 @@ int _alpm_db_load_grpcache(pmdb_t *db) ALPM_LOG_FUNC; if(db == NULL) { - return(-1); + return -1; } _alpm_log(PM_LOG_DEBUG, "loading group cache for repository '%s'\n", @@ -683,7 +719,7 @@ int _alpm_db_load_grpcache(pmdb_t *db) } db->grpcache_loaded = 1; - return(0); + return 0; } void _alpm_db_free_grpcache(pmdb_t *db) @@ -712,14 +748,14 @@ alpm_list_t *_alpm_db_get_grpcache(pmdb_t *db) ALPM_LOG_FUNC; if(db == NULL) { - return(NULL); + return NULL; } if(!db->grpcache_loaded) { _alpm_db_load_grpcache(db); } - return(db->grpcache); + return db->grpcache; } pmgrp_t *_alpm_db_get_grpfromcache(pmdb_t *db, const char *target) @@ -729,18 +765,18 @@ pmgrp_t *_alpm_db_get_grpfromcache(pmdb_t *db, const char *target) ALPM_LOG_FUNC; if(db == NULL || target == NULL || strlen(target) == 0) { - return(NULL); + return NULL; } for(i = _alpm_db_get_grpcache(db); i; i = i->next) { pmgrp_t *info = i->data; if(strcmp(info->name, target) == 0) { - return(info); + return info; } } - return(NULL); + return NULL; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/db.h b/lib/libalpm/db.h index 75776d71..204a0be0 100644 --- a/lib/libalpm/db.h +++ b/lib/libalpm/db.h @@ -31,6 +31,9 @@ #include <archive.h> #include <archive_entry.h> +#include "alpm.h" +#include "signing.h" + /* Database entries */ typedef enum _pmdbinfrq_t { INFRQ_BASE = 1, @@ -60,6 +63,9 @@ struct __pmdb_t { pmpkghash_t *pkgcache; alpm_list_t *grpcache; alpm_list_t *servers; + /* do not access directly, use _alpm_db_pgpsig(db) for lazy access */ + pmpgpsig_t pgpsig; + pgp_verify_t pgp_verify; struct db_operations *ops; }; @@ -75,6 +81,7 @@ alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles); pmdb_t *_alpm_db_register_local(void); pmdb_t *_alpm_db_register_sync(const char *treename); void _alpm_db_unregister(pmdb_t *db); +const pmpgpsig_t *_alpm_db_pgpsig(pmdb_t *db); /* be_*.c, backend specific calls */ int _alpm_local_db_read(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq); diff --git a/lib/libalpm/delta.c b/lib/libalpm/delta.c index 10c982f2..d3213fd1 100644 --- a/lib/libalpm/delta.c +++ b/lib/libalpm/delta.c @@ -41,32 +41,32 @@ const char SYMEXPORT *alpm_delta_get_from(pmdelta_t *delta) { - ASSERT(delta != NULL, return(NULL)); - return(delta->from); + ASSERT(delta != NULL, return NULL); + return delta->from; } const char SYMEXPORT *alpm_delta_get_to(pmdelta_t *delta) { - ASSERT(delta != NULL, return(NULL)); - return(delta->to); + ASSERT(delta != NULL, return NULL); + return delta->to; } const char SYMEXPORT *alpm_delta_get_filename(pmdelta_t *delta) { - ASSERT(delta != NULL, return(NULL)); - return(delta->delta); + ASSERT(delta != NULL, return NULL); + return delta->delta; } const char SYMEXPORT *alpm_delta_get_md5sum(pmdelta_t *delta) { - ASSERT(delta != NULL, return(NULL)); - return(delta->delta_md5); + ASSERT(delta != NULL, return NULL); + return delta->delta_md5; } off_t SYMEXPORT alpm_delta_get_size(pmdelta_t *delta) { - ASSERT(delta != NULL, return(-1)); - return(delta->delta_size); + ASSERT(delta != NULL, return -1); + return delta->delta_size; } /** @} */ @@ -108,7 +108,7 @@ static alpm_list_t *graph_init(alpm_list_t *deltas, int reverse) } v_i->childptr = v_i->children; } - return(vertices); + return vertices; } static void graph_init_size(alpm_list_t *vertices) @@ -205,7 +205,7 @@ static off_t shortest_path(alpm_list_t *vertices, const char *to, alpm_list_t ** *path = alpm_list_reverse(rpath); alpm_list_free(rpath); - return(bestsize); + return bestsize; } /** Calculates the shortest path from one version to another. @@ -229,7 +229,7 @@ off_t _alpm_shortest_delta_path(alpm_list_t *deltas, if(deltas == NULL) { *path = NULL; - return(bestsize); + return bestsize; } _alpm_log(PM_LOG_DEBUG, "started delta shortest-path search for '%s'\n", to); @@ -245,7 +245,7 @@ off_t _alpm_shortest_delta_path(alpm_list_t *deltas, alpm_list_free(vertices); *path = bestpath; - return(bestsize); + return bestsize; } static alpm_list_t *find_unused(alpm_list_t *deltas, const char *to, off_t quota) @@ -273,7 +273,7 @@ static alpm_list_t *find_unused(alpm_list_t *deltas, const char *to, off_t quota } alpm_list_free_inner(vertices, _alpm_graph_free); alpm_list_free(vertices); - return(unused); + return unused; } alpm_list_t SYMEXPORT *alpm_pkg_unused_deltas(pmpkg_t *pkg) @@ -283,7 +283,7 @@ alpm_list_t SYMEXPORT *alpm_pkg_unused_deltas(pmpkg_t *pkg) alpm_pkg_get_deltas(pkg), alpm_pkg_get_filename(pkg), pkgsize * MAX_DELTA_RATIO); - return(unused); + return unused; } @@ -308,7 +308,7 @@ pmdelta_t *_alpm_delta_parse(char *line) if(regexec(®, line, 0, 0, 0) != 0) { /* delta line is invalid, return NULL */ regfree(®); - return(NULL); + return NULL; } regfree(®); @@ -339,7 +339,7 @@ pmdelta_t *_alpm_delta_parse(char *line) _alpm_log(PM_LOG_DEBUG, "delta : %s %s '%jd'\n", delta->from, delta->to, (intmax_t)delta->delta_size); - return(delta); + return delta; } void _alpm_delta_free(pmdelta_t *delta) diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c index dc85b318..ee95c897 100644 --- a/lib/libalpm/deps.c +++ b/lib/libalpm/deps.c @@ -56,7 +56,7 @@ static pmdepmissing_t *depmiss_new(const char *target, pmdepend_t *dep, miss->depend = _alpm_dep_dup(dep); STRDUP(miss->causingpkg, causingpkg, RET_ERR(PM_ERR_MEMORY, NULL)); - return(miss); + return miss; } void _alpm_depmiss_free(pmdepmissing_t *miss) @@ -73,10 +73,10 @@ static int _alpm_dep_edge(pmpkg_t *pkg1, pmpkg_t *pkg2) alpm_list_t *i; for(i = alpm_pkg_get_depends(pkg1); i; i = i->next) { if(_alpm_depcmp(pkg2, i->data)) { - return(1); + return 1; } } - return(0); + return 0; } /* Convert a list of pmpkg_t * to a graph structure, @@ -110,7 +110,7 @@ static alpm_list_t *dep_graph_init(alpm_list_t *targets) } vertex_i->childptr = vertex_i->children; } - return(vertices); + return vertices; } /* Re-order a list of target packages with respect to their dependencies. @@ -137,7 +137,7 @@ alpm_list_t *_alpm_sortbydeps(alpm_list_t *targets, int reverse) ALPM_LOG_FUNC; if(targets == NULL) { - return(NULL); + return NULL; } _alpm_log(PM_LOG_DEBUG, "started sorting dependencies\n"); @@ -201,7 +201,7 @@ alpm_list_t *_alpm_sortbydeps(alpm_list_t *targets, int reverse) alpm_list_free_inner(vertices, _alpm_graph_free); alpm_list_free(vertices); - return(newtargs); + return newtargs; } static int no_dep_version(void) @@ -214,7 +214,7 @@ static pmdepend_t *filtered_depend(pmdepend_t *dep, int nodepversion) { if(nodepversion) { pmdepend_t *newdep = _alpm_dep_dup(dep); - ASSERT(newdep, return(dep)); + ASSERT(newdep, return dep); newdep->mod = PM_DEP_MOD_ANY; dep = newdep; } @@ -235,10 +235,10 @@ static pmpkg_t *find_dep_satisfier(alpm_list_t *pkgs, pmdepend_t *dep) for(i = pkgs; i; i = alpm_list_next(i)) { pmpkg_t *pkg = i->data; if(_alpm_depcmp(pkg, dep)) { - return(pkg); + return pkg; } } - return(NULL); + return NULL; } /** Find a package satisfying a specified dependency. @@ -252,7 +252,7 @@ pmpkg_t SYMEXPORT *alpm_find_satisfier(alpm_list_t *pkgs, const char *depstring) pmdepend_t *dep = _alpm_splitdep(depstring); pmpkg_t *pkg = find_dep_satisfier(pkgs, dep); _alpm_dep_free(dep); - return(pkg); + return pkg; } /** Checks dependencies and returns missing ones in a list. @@ -343,7 +343,7 @@ alpm_list_t SYMEXPORT *alpm_checkdeps(alpm_list_t *pkglist, int reversedeps, alpm_list_free(modified); alpm_list_free(dblist); - return(baddeps); + return baddeps; } static int dep_vercmp(const char *version1, pmdepmod_t mod, @@ -364,7 +364,7 @@ static int dep_vercmp(const char *version1, pmdepmod_t mod, default: equal = 1; break; } } - return(equal); + return equal; } int _alpm_depcmp(pmpkg_t *pkg, pmdepend_t *dep) @@ -380,7 +380,7 @@ int _alpm_depcmp(pmpkg_t *pkg, pmdepend_t *dep) satisfy = (strcmp(pkg->name, dep->name) == 0 && dep_vercmp(pkg->version, dep->mod, dep->version)); if(satisfy) { - return(satisfy); + return satisfy; } } @@ -406,7 +406,7 @@ int _alpm_depcmp(pmpkg_t *pkg, pmdepend_t *dep) } } - return(satisfy); + return satisfy; } pmdepend_t *_alpm_splitdep(const char *depstring) @@ -415,7 +415,7 @@ pmdepend_t *_alpm_splitdep(const char *depstring) const char *ptr, *version = NULL; if(depstring == NULL) { - return(NULL); + return NULL; } CALLOC(depend, 1, sizeof(pmdepend_t), RET_ERR(PM_ERR_MEMORY, NULL)); @@ -451,7 +451,7 @@ pmdepend_t *_alpm_splitdep(const char *depstring) STRDUP(depend->version, version, RET_ERR(PM_ERR_MEMORY, NULL)); } - return(depend); + return depend; } pmdepend_t *_alpm_dep_dup(const pmdepend_t *dep) @@ -464,7 +464,7 @@ pmdepend_t *_alpm_dep_dup(const pmdepend_t *dep) STRDUP(newdep->version, dep->version, RET_ERR(PM_ERR_MEMORY, NULL)); newdep->mod = dep->mod; - return(newdep); + return newdep; } /* These parameters are messy. We check if this package, given a list of @@ -477,7 +477,7 @@ static int can_remove_package(pmdb_t *db, pmpkg_t *pkg, alpm_list_t *targets, alpm_list_t *i; if(_alpm_pkg_find(targets, alpm_pkg_get_name(pkg))) { - return(0); + return 0; } if(!include_explicit) { @@ -485,7 +485,7 @@ static int can_remove_package(pmdb_t *db, pmpkg_t *pkg, alpm_list_t *targets, if(alpm_pkg_get_reason(pkg) == PM_PKG_REASON_EXPLICIT) { _alpm_log(PM_LOG_DEBUG, "excluding %s -- explicitly installed\n", alpm_pkg_get_name(pkg)); - return(0); + return 0; } } @@ -499,12 +499,12 @@ static int can_remove_package(pmdb_t *db, pmpkg_t *pkg, alpm_list_t *targets, for(i = _alpm_db_get_pkgcache(db); i; i = i->next) { pmpkg_t *lpkg = i->data; if(_alpm_dep_edge(lpkg, pkg) && !_alpm_pkg_find(targets, lpkg->name)) { - return(0); + return 0; } } /* it's ok to remove */ - return(1); + return 1; } /** @@ -580,7 +580,7 @@ static pmpkg_t *resolvedep(pmdepend_t *dep, alpm_list_t *dbs, continue; } } - return(pkg); + return pkg; } } /* 2. satisfiers (skip literals here) */ @@ -615,7 +615,7 @@ static pmpkg_t *resolvedep(pmdepend_t *dep, alpm_list_t *dbs, pmpkg_t *pkg = i->data; if (_alpm_pkghash_find(_alpm_db_get_pkgcache_hash(handle->db_local), pkg->name)) { alpm_list_free(providers); - return(pkg); + return pkg; } } count = alpm_list_count(providers); @@ -630,7 +630,7 @@ static pmpkg_t *resolvedep(pmdepend_t *dep, alpm_list_t *dbs, if(index >= 0 && index < count) { pmpkg_t *pkg = alpm_list_getdata(alpm_list_nth(providers, index)); alpm_list_free(providers); - return(pkg); + return pkg; } alpm_list_free(providers); providers = NULL; @@ -641,7 +641,7 @@ static pmpkg_t *resolvedep(pmdepend_t *dep, alpm_list_t *dbs, } else { pm_errno = PM_ERR_PKG_NOT_FOUND; } - return(NULL); + return NULL; } /** Find a package satisfying a specified dependency. @@ -657,13 +657,13 @@ pmpkg_t SYMEXPORT *alpm_find_dbs_satisfier(alpm_list_t *dbs, const char *depstri pmdepend_t *dep; pmpkg_t *pkg; - ASSERT(dbs, return(NULL)); + ASSERT(dbs, return NULL); dep = _alpm_splitdep(depstring); - ASSERT(dep, return(NULL)); + ASSERT(dep, return NULL); pkg = resolvedep(dep, dbs, NULL, 1); _alpm_dep_free(dep); - return(pkg); + return pkg; } /** @@ -699,7 +699,7 @@ int _alpm_resolvedeps(alpm_list_t *localpkgs, alpm_list_t *dbs_sync, pmpkg_t *pk ALPM_LOG_FUNC; if(_alpm_pkg_find(*packages, pkg->name) != NULL) { - return(0); + return 0; } /* Create a copy of the packages list, so that it can be restored @@ -760,7 +760,7 @@ int _alpm_resolvedeps(alpm_list_t *localpkgs, alpm_list_t *dbs_sync, pmpkg_t *pk alpm_list_free(packages_copy); } _alpm_log(PM_LOG_DEBUG, "finished resolving dependencies\n"); - return(ret); + return ret; } const char SYMEXPORT *alpm_miss_get_target(const pmdepmissing_t *miss) @@ -768,9 +768,9 @@ const char SYMEXPORT *alpm_miss_get_target(const pmdepmissing_t *miss) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(miss != NULL, return(NULL)); + ASSERT(miss != NULL, return NULL); - return(miss->target); + return miss->target; } const char SYMEXPORT *alpm_miss_get_causingpkg(const pmdepmissing_t *miss) @@ -778,7 +778,7 @@ const char SYMEXPORT *alpm_miss_get_causingpkg(const pmdepmissing_t *miss) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(miss != NULL, return(NULL)); + ASSERT(miss != NULL, return NULL); return miss->causingpkg; } @@ -788,9 +788,9 @@ pmdepend_t SYMEXPORT *alpm_miss_get_dep(pmdepmissing_t *miss) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(miss != NULL, return(NULL)); + ASSERT(miss != NULL, return NULL); - return(miss->depend); + return miss->depend; } pmdepmod_t SYMEXPORT alpm_dep_get_mod(const pmdepend_t *dep) @@ -798,9 +798,9 @@ pmdepmod_t SYMEXPORT alpm_dep_get_mod(const pmdepend_t *dep) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(dep != NULL, return(-1)); + ASSERT(dep != NULL, return -1); - return(dep->mod); + return dep->mod; } const char SYMEXPORT *alpm_dep_get_name(const pmdepend_t *dep) @@ -808,9 +808,9 @@ const char SYMEXPORT *alpm_dep_get_name(const pmdepend_t *dep) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(dep != NULL, return(NULL)); + ASSERT(dep != NULL, return NULL); - return(dep->name); + return dep->name; } const char SYMEXPORT *alpm_dep_get_version(const pmdepend_t *dep) @@ -818,9 +818,9 @@ const char SYMEXPORT *alpm_dep_get_version(const pmdepend_t *dep) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(dep != NULL, return(NULL)); + ASSERT(dep != NULL, return NULL); - return(dep->version); + return dep->version; } /** Reverse of splitdep; make a dep string from a pmdepend_t struct. @@ -837,7 +837,7 @@ char SYMEXPORT *alpm_dep_compute_string(const pmdepend_t *dep) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(dep != NULL, return(NULL)); + ASSERT(dep != NULL, return NULL); if(dep->name) { name = dep->name; @@ -882,6 +882,6 @@ char SYMEXPORT *alpm_dep_compute_string(const pmdepend_t *dep) MALLOC(str, len, RET_ERR(PM_ERR_MEMORY, NULL)); snprintf(str, len, "%s%s%s", name, opr, ver); - return(str); + return str; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/diskspace.c b/lib/libalpm/diskspace.c index 281173a2..983a3ac2 100644 --- a/lib/libalpm/diskspace.c +++ b/lib/libalpm/diskspace.c @@ -56,7 +56,7 @@ static int mount_point_cmp(const void *p1, const void *p2) const alpm_mountpoint_t *mp1 = p1; const alpm_mountpoint_t *mp2 = p2; /* the negation will sort all mountpoints before their parent */ - return(-strcmp(mp1->mount_dir, mp2->mount_dir)); + return -strcmp(mp1->mount_dir, mp2->mount_dir); } static alpm_list_t *mount_point_list(void) @@ -72,7 +72,7 @@ static alpm_list_t *mount_point_list(void) fp = setmntent(MOUNTED, "r"); if (fp == NULL) { - return(NULL); + return NULL; } while((mnt = getmntent(fp))) { @@ -104,7 +104,7 @@ static alpm_list_t *mount_point_list(void) entries = getmntinfo(&fsp, MNT_NOWAIT); if (entries < 0) { - return(NULL); + return NULL; } for(; entries-- > 0; fsp++) { @@ -128,7 +128,7 @@ static alpm_list_t *mount_point_list(void) mp = ptr->data; _alpm_log(PM_LOG_DEBUG, "mountpoint: %s\n", mp->mount_dir); } - return(mount_points); + return mount_points; } static alpm_mountpoint_t *match_mount_point(const alpm_list_t *mount_points, @@ -140,12 +140,12 @@ static alpm_mountpoint_t *match_mount_point(const alpm_list_t *mount_points, alpm_mountpoint_t *data = mp->data; if(strncmp(data->mount_dir, real_path, data->mount_dir_len) == 0) { - return(data); + return data; } } /* should not get here... */ - return(NULL); + return NULL; } static int calculate_removed_size(const alpm_list_t *mount_points, @@ -182,7 +182,7 @@ static int calculate_removed_size(const alpm_list_t *mount_points, mp->used |= USED_REMOVE; } - return(0); + return 0; } static int calculate_installed_size(const alpm_list_t *mount_points, @@ -254,7 +254,7 @@ static int calculate_installed_size(const alpm_list_t *mount_points, archive_read_finish(archive); cleanup: - return(ret); + return ret; } int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db_local) @@ -269,13 +269,13 @@ int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db_local) mount_points = mount_point_list(); if(mount_points == NULL) { _alpm_log(PM_LOG_ERROR, _("could not determine filesystem mount points\n")); - return(-1); + return -1; } root_mp = match_mount_point(mount_points, handle->root); if(root_mp == NULL) { _alpm_log(PM_LOG_ERROR, _("could not determine root mount point %s\n"), handle->root); - return(-1); + return -1; } replaces = alpm_list_count(trans->remove); @@ -352,7 +352,7 @@ int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db_local) RET_ERR(PM_ERR_DISK_SPACE, -1); } - return(0); + return 0; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/dload.c b/lib/libalpm/dload.c index 7a98eb12..d9e9488a 100644 --- a/lib/libalpm/dload.c +++ b/lib/libalpm/dload.c @@ -29,14 +29,9 @@ #include <sys/types.h> #include <sys/stat.h> #include <signal.h> -/* the following two are needed for FreeBSD's libfetch */ -#include <limits.h> /* PATH_MAX */ -#if defined(HAVE_SYS_PARAM_H) -#include <sys/param.h> /* MAXHOSTNAMELEN */ -#endif -#ifdef HAVE_LIBFETCH -#include <fetch.h> +#ifdef HAVE_LIBCURL +#include <curl/curl.h> #endif /* libalpm */ @@ -47,112 +42,183 @@ #include "util.h" #include "handle.h" -static char *get_filename(const char *url) { +#ifdef HAVE_LIBCURL +static double prevprogress; /* last download amount */ +#endif + +static char *get_filename(const char *url) +{ char *filename = strrchr(url, '/'); if(filename != NULL) { filename++; } - return(filename); + return filename; } -#ifdef HAVE_LIBFETCH -static char *get_destfile(const char *path, const char *filename) { - char *destfile; - /* len = localpath len + filename len + null */ - size_t len = strlen(path) + strlen(filename) + 1; - CALLOC(destfile, len, sizeof(char), RET_ERR(PM_ERR_MEMORY, NULL)); - snprintf(destfile, len, "%s%s", path, filename); +#ifdef HAVE_LIBCURL +static char *get_fullpath(const char *path, const char *filename, + const char *suffix) +{ + char *filepath; + /* len = localpath len + filename len + suffix len + null */ + size_t len = strlen(path) + strlen(filename) + strlen(suffix) + 1; + CALLOC(filepath, len, sizeof(char), RET_ERR(PM_ERR_MEMORY, NULL)); + snprintf(filepath, len, "%s%s%s", path, filename, suffix); - return(destfile); + return filepath; } -static char *get_tempfile(const char *path, const char *filename) { - char *tempfile; - /* len = localpath len + filename len + '.part' len + null */ - size_t len = strlen(path) + strlen(filename) + 6; - CALLOC(tempfile, len, sizeof(char), RET_ERR(PM_ERR_MEMORY, NULL)); - snprintf(tempfile, len, "%s%s.part", path, filename); +#define check_stop() if(dload_interrupted) { ret = -1; goto cleanup; } +enum sighandlers { OLD = 0, NEW = 1 }; - return(tempfile); +int dload_interrupted; +static void inthandler(int signum) +{ + dload_interrupted = 1; } -static const char *gethost(struct url *fileurl) +static int curl_progress(void *file, double dltotal, double dlnow, + double ultotal, double ulnow) { - const char *host = _("disk"); - if(strcmp(SCHEME_FILE, fileurl->scheme) != 0) { - host = fileurl->host; + struct fileinfo *dlfile = (struct fileinfo *)file; + double current_size, total_size; + + /* unused parameters */ + (void)ultotal; + (void)ulnow; + + /* SIGINT sent, abort by alerting curl */ + if(dload_interrupted) { + return 1; + } + + /* none of what follows matters if the front end has no callback */ + if(handle->dlcb == NULL) { + return 0; } - return(host); + + current_size = dlfile->initial_size + dlnow; + total_size = dlfile->initial_size + dltotal; + + if(DOUBLE_EQ(dltotal, 0) || DOUBLE_EQ(prevprogress, total_size)) { + return 0; + } + + /* initialize the progress bar here to avoid displaying it when + * a repo is up to date and nothing gets downloaded */ + if(DOUBLE_EQ(prevprogress, 0)) { + handle->dlcb(dlfile->filename, 0, (long)dltotal); + } + + handle->dlcb(dlfile->filename, (long)current_size, (long)total_size); + + prevprogress = current_size; + + return 0; } -int dload_interrupted; -static void inthandler(int signum) +static int curl_gethost(const char *url, char *buffer) { - dload_interrupted = 1; + int hostlen; + char *p; + + if(strncmp(url, "file://", 7) == 0) { + strcpy(buffer, _("disk")); + } else { + p = strstr(url, "//"); + if(!p) { + return 1; + } + p += 2; /* jump over the found // */ + hostlen = strcspn(p, "/"); + if(hostlen > 255) { + /* buffer overflow imminent */ + _alpm_log(PM_LOG_ERROR, _("buffer overflow detected")); + return 1; + } + snprintf(buffer, hostlen + 1, "%s", p); + } + + return 0; +} + +static int utimes_long(const char *path, long time) +{ + if(time != -1) { + struct timeval tv[2]; + memset(&tv, 0, sizeof(tv)); + tv[0].tv_sec = tv[1].tv_sec = time; + return utimes(path, tv); + } + return 0; } -#define check_stop() if(dload_interrupted) { ret = -1; goto cleanup; } -enum sighandlers { OLD = 0, NEW = 1 }; -static int download_internal(const char *url, const char *localpath, - int force) { +static int curl_download_internal(const char *url, const char *localpath, + int force) +{ + int ret = -1; FILE *localf = NULL; + const char *open_mode, *useragent; + char *destfile, *tempfile; + char hostname[256]; /* RFC1123 states applications should support this length */ struct stat st; - int ret = 0; - off_t dl_thisfile = 0; - ssize_t nread = 0; - char *tempfile, *destfile, *filename; + long httpresp, timecond, remote_time; + double remote_size, bytes_dl; struct sigaction sig_pipe[2], sig_int[2]; + struct fileinfo dlfile; - off_t local_size = 0; - time_t local_time = 0; - - struct url *fileurl; - struct url_stat ust; - fetchIO *dlf = NULL; - - char buffer[PM_DLBUF_LEN]; - - filename = get_filename(url); - if(!filename) { + dlfile.initial_size = 0.0; + dlfile.filename = get_filename(url); + if(!dlfile.filename || curl_gethost(url, hostname) != 0) { _alpm_log(PM_LOG_ERROR, _("url '%s' is invalid\n"), url); RET_ERR(PM_ERR_SERVER_BAD_URL, -1); } - fileurl = fetchParseURL(url); - if(!fileurl) { - _alpm_log(PM_LOG_ERROR, _("url '%s' is invalid\n"), url); - RET_ERR(PM_ERR_LIBFETCH, -1); + destfile = get_fullpath(localpath, dlfile.filename, ""); + tempfile = get_fullpath(localpath, dlfile.filename, ".part"); + if(!destfile || !tempfile) { + goto cleanup; } - destfile = get_destfile(localpath, filename); - tempfile = get_tempfile(localpath, filename); - - if(stat(tempfile, &st) == 0 && S_ISREG(st.st_mode) && st.st_size > 0) { - _alpm_log(PM_LOG_DEBUG, "tempfile found, attempting continuation\n"); - local_time = fileurl->last_modified = st.st_mtime; - local_size = fileurl->offset = (off_t)st.st_size; - dl_thisfile = st.st_size; - localf = fopen(tempfile, "ab"); - } else if(!force && stat(destfile, &st) == 0 && S_ISREG(st.st_mode) && st.st_size > 0) { - _alpm_log(PM_LOG_DEBUG, "destfile found, using mtime only\n"); - local_time = fileurl->last_modified = st.st_mtime; - local_size = /* no fu->off here */ (off_t)st.st_size; - } else { - _alpm_log(PM_LOG_DEBUG, "no file found matching criteria, starting from scratch\n"); + /* the curl_easy handle is initialized with the alpm handle, so we only need + * to reset the curl handle set parameters for each time it's used. */ + curl_easy_reset(handle->curl); + curl_easy_setopt(handle->curl, CURLOPT_URL, url); + curl_easy_setopt(handle->curl, CURLOPT_FAILONERROR, 1L); + curl_easy_setopt(handle->curl, CURLOPT_CONNECTTIMEOUT, 10L); + curl_easy_setopt(handle->curl, CURLOPT_FILETIME, 1L); + curl_easy_setopt(handle->curl, CURLOPT_NOPROGRESS, 0L); + curl_easy_setopt(handle->curl, CURLOPT_FOLLOWLOCATION, 1L); + curl_easy_setopt(handle->curl, CURLOPT_PROGRESSFUNCTION, curl_progress); + curl_easy_setopt(handle->curl, CURLOPT_PROGRESSDATA, (void*)&dlfile); + + useragent = getenv("HTTP_USER_AGENT"); + if (useragent != NULL) { + curl_easy_setopt(handle->curl, CURLOPT_USERAGENT, useragent); } - /* pass the raw filename for passing to the callback function */ - _alpm_log(PM_LOG_DEBUG, "using '%s' for download progress\n", filename); + /* TODO: no assuming here. the calling function should tell us what's kosher */ + if(!force && stat(destfile, &st) == 0) { + /* assume its a sync, so we're starting from scratch. but, only download + * our local is out of date. */ + curl_easy_setopt(handle->curl, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE); + curl_easy_setopt(handle->curl, CURLOPT_TIMEVALUE, (long)st.st_mtime); + } else if(stat(tempfile, &st) == 0 && st.st_size > 0) { + /* assume its a partial package download. we do not support resuming of + * transfers on partially downloaded sync DBs. */ + open_mode = "ab"; + curl_easy_setopt(handle->curl, CURLOPT_RESUME_FROM, (long)st.st_size); + _alpm_log(PM_LOG_DEBUG, "tempfile found, attempting continuation"); + dlfile.initial_size = (double)st.st_size; + } - /* print proxy info for debug purposes */ - _alpm_log(PM_LOG_DEBUG, "HTTP_PROXY: %s\n", getenv("HTTP_PROXY")); - _alpm_log(PM_LOG_DEBUG, "http_proxy: %s\n", getenv("http_proxy")); - _alpm_log(PM_LOG_DEBUG, "FTP_PROXY: %s\n", getenv("FTP_PROXY")); - _alpm_log(PM_LOG_DEBUG, "ftp_proxy: %s\n", getenv("ftp_proxy")); + localf = fopen(tempfile, open_mode); + if(localf == NULL) { + goto cleanup; + } - /* 10s timeout */ - fetchTimeout = 10; + curl_easy_setopt(handle->curl, CURLOPT_WRITEDATA, localf); /* ignore any SIGPIPE signals- these may occur if our FTP socket dies or * something along those lines. Store the old signal handler first. */ @@ -169,168 +235,64 @@ static int download_internal(const char *url, const char *localpath, sigaction(SIGINT, NULL, &sig_int[OLD]); sigaction(SIGINT, &sig_int[NEW], NULL); - /* NOTE: libfetch does not reset the error code, be sure to do it before - * calls into the library */ - - /* TODO: if we call fetchStat() and get a redirect (disabling automagic - * redirect following), we should repeat the file locator stuff and get a new - * filename rather than only base if off the first URL, and then verify - * get_filename() didn't return ''. Of course, libfetch might not even allow - * us to even get that URL...FS#22645. This would allow us to download things - * without totally puking like - * http://www.archlinux.org/packages/community/x86_64/exim/download/ */ - - /* find out the remote size *and* mtime in one go. there is a lot of - * trouble in trying to do both size and "if-modified-since" logic in a - * non-stat request, so avoid it. */ - fetchLastErrCode = 0; - if(fetchStat(fileurl, &ust, "") == -1) { - pm_errno = PM_ERR_LIBFETCH; - _alpm_log(PM_LOG_ERROR, _("failed retrieving file '%s' from %s : %s\n"), - filename, gethost(fileurl), fetchLastErrString); - ret = -1; - goto cleanup; - } - check_stop(); - - _alpm_log(PM_LOG_DEBUG, "ust.mtime: %ld local_time: %ld compare: %ld\n", - ust.mtime, local_time, local_time - ust.mtime); - _alpm_log(PM_LOG_DEBUG, "ust.size: %jd local_size: %jd compare: %jd\n", - (intmax_t)ust.size, (intmax_t)local_size, (intmax_t)(local_size - ust.size)); - if(!force && ust.mtime && ust.mtime == local_time - && ust.size && ust.size == local_size) { - /* the remote time and size values agreed with what we have, so move on - * because there is nothing more to do. */ - _alpm_log(PM_LOG_DEBUG, "files are identical, skipping %s\n", filename); - ret = 1; - goto cleanup; - } - if(!ust.mtime || ust.mtime != local_time) { - _alpm_log(PM_LOG_DEBUG, "mtimes were different or unavailable, downloading %s from beginning\n", filename); - fileurl->offset = 0; - } - - fetchLastErrCode = 0; - dlf = fetchGet(fileurl, ""); - check_stop(); - - if(fetchLastErrCode != 0 || dlf == NULL) { - pm_errno = PM_ERR_LIBFETCH; - _alpm_log(PM_LOG_ERROR, _("failed retrieving file '%s' from %s : %s\n"), - filename, gethost(fileurl), fetchLastErrString); - ret = -1; - goto cleanup; - } else { - _alpm_log(PM_LOG_DEBUG, "connected to %s successfully\n", fileurl->host); - } - - if(localf && fileurl->offset == 0) { - _alpm_log(PM_LOG_WARNING, _("resuming download of %s not possible; starting over\n"), filename); - fclose(localf); - localf = NULL; - } else if(fileurl->offset) { - _alpm_log(PM_LOG_DEBUG, "resuming download at position %jd\n", (intmax_t)fileurl->offset); - } - - - if(localf == NULL) { - _alpm_rmrf(tempfile); - fileurl->offset = (off_t)0; - dl_thisfile = 0; - localf = fopen(tempfile, "wb"); - if(localf == NULL) { /* still null? */ - pm_errno = PM_ERR_RETRIEVE; - _alpm_log(PM_LOG_ERROR, _("error writing to file '%s': %s\n"), - tempfile, strerror(errno)); - ret = -1; - goto cleanup; - } - } - /* Progress 0 - initialize */ - if(handle->dlcb) { - handle->dlcb(filename, 0, ust.size); - } + prevprogress = 0; - while((nread = fetchIO_read(dlf, buffer, PM_DLBUF_LEN)) > 0) { - check_stop(); - size_t nwritten = 0; - nwritten = fwrite(buffer, 1, (size_t)nread, localf); - if((nwritten != (size_t)nread) || ferror(localf)) { - pm_errno = PM_ERR_RETRIEVE; - _alpm_log(PM_LOG_ERROR, _("error writing to file '%s': %s\n"), - tempfile, strerror(errno)); - ret = -1; - goto cleanup; - } - dl_thisfile += nread; + /* perform transfer */ + handle->curlerr = curl_easy_perform(handle->curl); - if(handle->dlcb) { - handle->dlcb(filename, dl_thisfile, ust.size); - } + /* retrieve info about the state of the transfer */ + curl_easy_getinfo(handle->curl, CURLINFO_RESPONSE_CODE, &httpresp); + curl_easy_getinfo(handle->curl, CURLINFO_FILETIME, &remote_time); + curl_easy_getinfo(handle->curl, CURLINFO_CONTENT_LENGTH_DOWNLOAD, &remote_size); + curl_easy_getinfo(handle->curl, CURLINFO_SIZE_DOWNLOAD, &bytes_dl); + curl_easy_getinfo(handle->curl, CURLINFO_CONDITION_UNMET, &timecond); + + /* time condition was met and we didn't download anything. we need to + * clean up the 0 byte .part file that's left behind. */ + if(DOUBLE_EQ(bytes_dl, 0) && timecond == 1) { + ret = 1; + unlink(tempfile); + goto cleanup; } - /* did the transfer complete normally? */ - if (nread == -1) { - /* not PM_ERR_LIBFETCH here because libfetch error string might be empty */ - pm_errno = PM_ERR_RETRIEVE; - _alpm_log(PM_LOG_ERROR, _("failed retrieving file '%s' from %s\n"), - filename, gethost(fileurl)); - ret = -1; + if(handle->curlerr == CURLE_ABORTED_BY_CALLBACK) { + goto cleanup; + } else if(handle->curlerr != CURLE_OK) { + pm_errno = PM_ERR_LIBCURL; + _alpm_log(PM_LOG_ERROR, _("failed retrieving file '%s' from %s : %s\n"), + dlfile.filename, hostname, curl_easy_strerror(handle->curlerr)); + unlink(tempfile); goto cleanup; } - if (ust.size != -1 && dl_thisfile < ust.size) { + /* remote_size isn't necessarily the full size of the file, just what the + * server reported as remaining to download. compare it to what curl reported + * as actually being transferred during curl_easy_perform() */ + if(!DOUBLE_EQ(remote_size, -1) && !DOUBLE_EQ(bytes_dl, -1) && + !DOUBLE_EQ(bytes_dl, remote_size)) { pm_errno = PM_ERR_RETRIEVE; _alpm_log(PM_LOG_ERROR, _("%s appears to be truncated: %jd/%jd bytes\n"), - filename, (intmax_t)dl_thisfile, (intmax_t)ust.size); - ret = -1; + dlfile.filename, (intmax_t)bytes_dl, (intmax_t)remote_size); goto cleanup; } - /* probably safer to close the file descriptors now before renaming the file, - * for example to make sure the buffers are flushed. - */ - fclose(localf); - localf = NULL; - fetchIO_close(dlf); - dlf = NULL; - - /* set the times on the file to the same as that of the remote file */ - if(ust.mtime) { - struct timeval tv[2]; - memset(&tv, 0, sizeof(tv)); - tv[0].tv_sec = ust.atime; - tv[1].tv_sec = ust.mtime; - utimes(tempfile, tv); - } - if(rename(tempfile, destfile)) { - _alpm_log(PM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), - tempfile, destfile, strerror(errno)); - ret = -1; - } ret = 0; cleanup: - FREE(tempfile); - FREE(destfile); if(localf != NULL) { - /* if we still had a local file open, we got interrupted. set the mtimes on - * the file accordingly. */ - fflush(localf); - if(ust.mtime) { - struct timeval tv[2]; - memset(&tv, 0, sizeof(tv)); - tv[0].tv_sec = ust.atime; - tv[1].tv_sec = ust.mtime; - futimes(fileno(localf), tv); - } fclose(localf); + utimes_long(tempfile, remote_time); } - if(dlf != NULL) { - fetchIO_close(dlf); + + /* TODO: A signature download will need to return success here as well before + * we're willing to rotate the new file into place. */ + if(ret == 0) { + rename(tempfile, destfile); } - fetchFreeURL(fileurl); + + FREE(tempfile); + FREE(destfile); /* restore the old signal handlers */ sigaction(SIGINT, &sig_int[OLD], NULL); @@ -340,15 +302,16 @@ cleanup: raise(SIGINT); } - return(ret); + return ret; } #endif static int download(const char *url, const char *localpath, - int force) { + int force) +{ if(handle->fetchcb == NULL) { -#ifdef HAVE_LIBFETCH - return(download_internal(url, localpath, force)); +#ifdef HAVE_LIBCURL + return curl_download_internal(url, localpath, force); #else RET_ERR(PM_ERR_EXTERNAL_DOWNLOAD, -1); #endif @@ -357,7 +320,7 @@ static int download(const char *url, const char *localpath, if(ret == -1) { RET_ERR(PM_ERR_EXTERNAL_DOWNLOAD, -1); } - return(ret); + return ret; } } @@ -395,7 +358,7 @@ int _alpm_download_single_file(const char *filename, } } - return(ret); + return ret; } int _alpm_download_files(alpm_list_t *files, @@ -412,7 +375,7 @@ int _alpm_download_files(alpm_list_t *files, } } - return(ret); + return ret; } /** Fetch a remote pkg. @@ -437,13 +400,13 @@ char SYMEXPORT *alpm_fetch_pkgurl(const char *url) ret = download(url, cachedir, 0); if(ret == -1) { _alpm_log(PM_LOG_WARNING, _("failed to download %s\n"), url); - return(NULL); + return NULL; } _alpm_log(PM_LOG_DEBUG, "successfully downloaded %s\n", url); /* we should be able to find the file the second time around */ filepath = _alpm_filecache_find(filename); - return(filepath); + return filepath; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/dload.h b/lib/libalpm/dload.h index 63266491..5ce44b8a 100644 --- a/lib/libalpm/dload.h +++ b/lib/libalpm/dload.h @@ -25,7 +25,11 @@ #include <time.h> -#define PM_DLBUF_LEN (1024 * 16) +/* internal structure for communicating with curl progress callback */ +struct fileinfo { + char *filename; + double initial_size; +}; int _alpm_download_single_file(const char *filename, alpm_list_t *servers, const char *localpath, diff --git a/lib/libalpm/error.c b/lib/libalpm/error.c index 21fbb48f..4d4a065c 100644 --- a/lib/libalpm/error.c +++ b/lib/libalpm/error.c @@ -20,21 +20,14 @@ #include "config.h" -/* TODO: needed for the libfetch stuff, unfortunately- we should kill it */ -#include <stdio.h> -/* the following two are needed for FreeBSD's libfetch */ -#include <limits.h> /* PATH_MAX */ -#if defined(HAVE_SYS_PARAM_H) -#include <sys/param.h> /* MAXHOSTNAMELEN */ -#endif - -#ifdef HAVE_LIBFETCH -#include <fetch.h> /* fetchLastErrString */ +#ifdef HAVE_LIBCURL +#include <curl/curl.h> #endif /* libalpm */ #include "util.h" #include "alpm.h" +#include "handle.h" const char SYMEXPORT *alpm_strerrorlast(void) { @@ -122,6 +115,13 @@ const char SYMEXPORT *alpm_strerror(int err) return _("package architecture is not valid"); case PM_ERR_PKG_REPO_NOT_FOUND: return _("could not find repository for target"); + /* Signatures */ + case PM_ERR_SIG_MISSINGDIR: + return _("signature directory not configured correctly"); + case PM_ERR_SIG_INVALID: + return _("invalid PGP signature"); + case PM_ERR_SIG_UNKNOWN: + return _("unknown PGP signature"); /* Deltas */ case PM_ERR_DLT_INVALID: return _("invalid or corrupted delta"); @@ -147,13 +147,15 @@ const char SYMEXPORT *alpm_strerror(int err) * requires the archive struct, so we can't. Just use a generic * error string instead. */ return _("libarchive error"); - case PM_ERR_LIBFETCH: -#ifdef HAVE_LIBFETCH - return fetchLastErrString; + case PM_ERR_LIBCURL: +#ifdef HAVE_LIBCURL + return curl_easy_strerror(handle->curlerr); #else /* obviously shouldn't get here... */ return _("download library error"); #endif + case PM_ERR_GPGME: + return _("gpgme error"); case PM_ERR_EXTERNAL_DOWNLOAD: return _("error invoking external downloader"); /* Unknown error! */ diff --git a/lib/libalpm/graph.h b/lib/libalpm/graph.h index 07986f66..ce195145 100644 --- a/lib/libalpm/graph.h +++ b/lib/libalpm/graph.h @@ -38,7 +38,7 @@ static pmgraph_t *_alpm_graph_new(void) pmgraph_t *graph = NULL; CALLOC(graph, 1, sizeof(pmgraph_t), RET_ERR(PM_ERR_MEMORY, NULL)); - return(graph); + return graph; } static void _alpm_graph_free(void *data) diff --git a/lib/libalpm/group.c b/lib/libalpm/group.c index 398c2588..b13908c1 100644 --- a/lib/libalpm/group.c +++ b/lib/libalpm/group.c @@ -40,7 +40,7 @@ pmgrp_t *_alpm_grp_new(const char *name) CALLOC(grp, 1, sizeof(pmgrp_t), RET_ERR(PM_ERR_MEMORY, NULL)); STRDUP(grp->name, name, RET_ERR(PM_ERR_MEMORY, NULL)); - return(grp); + return grp; } void _alpm_grp_free(pmgrp_t *grp) @@ -62,7 +62,7 @@ const char SYMEXPORT *alpm_grp_get_name(const pmgrp_t *grp) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(grp != NULL, return(NULL)); + ASSERT(grp != NULL, return NULL); return grp->name; } @@ -72,7 +72,7 @@ alpm_list_t SYMEXPORT *alpm_grp_get_pkgs(const pmgrp_t *grp) ALPM_LOG_FUNC; /* Sanity checks */ - ASSERT(grp != NULL, return(NULL)); + ASSERT(grp != NULL, return NULL); return grp->packages; } diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c index d8ce9fd2..fd40f193 100644 --- a/lib/libalpm/handle.c +++ b/lib/libalpm/handle.c @@ -50,7 +50,7 @@ pmhandle_t *_alpm_handle_new() CALLOC(handle, 1, sizeof(pmhandle_t), RET_ERR(PM_ERR_MEMORY, NULL)); - return(handle); + return handle; } void _alpm_handle_free(pmhandle_t *handle) @@ -71,6 +71,11 @@ void _alpm_handle_free(pmhandle_t *handle) closelog(); } +#ifdef HAVE_LIBCURL + /* release curl handle */ + curl_easy_cleanup(handle->curl); +#endif + /* free memory */ _alpm_trans_free(handle->trans); FREE(handle->root); @@ -79,12 +84,14 @@ void _alpm_handle_free(pmhandle_t *handle) FREE(handle->logfile); FREE(handle->lockfile); FREE(handle->arch); + FREE(handle->signaturedir); FREELIST(handle->dbs_sync); FREELIST(handle->noupgrade); FREELIST(handle->noextract); FREELIST(handle->ignorepkg); FREELIST(handle->ignoregrp); FREE(handle); + } alpm_cb_log SYMEXPORT alpm_option_get_logcb() @@ -168,6 +175,15 @@ const char SYMEXPORT *alpm_option_get_lockfile() return handle->lockfile; } +const char SYMEXPORT *alpm_option_get_signaturedir() +{ + if (handle == NULL) { + pm_errno = PM_ERR_HANDLE_NULL; + return NULL; + } + return handle->signaturedir; +} + int SYMEXPORT alpm_option_get_usesyslog() { if (handle == NULL) { @@ -306,18 +322,18 @@ int SYMEXPORT alpm_option_set_root(const char *root) if(!root) { pm_errno = PM_ERR_WRONG_ARGS; - return(-1); + return -1; } if(stat(root, &st) == -1 || !S_ISDIR(st.st_mode)) { pm_errno = PM_ERR_NOT_A_DIR; - return(-1); + return -1; } realroot = calloc(PATH_MAX+1, sizeof(char)); if(!realpath(root, realroot)) { FREE(realroot); pm_errno = PM_ERR_NOT_A_DIR; - return(-1); + return -1; } /* verify root ends in a '/' */ @@ -333,7 +349,7 @@ int SYMEXPORT alpm_option_set_root(const char *root) handle->root[rootlen-1] = '/'; FREE(realroot); _alpm_log(PM_LOG_DEBUG, "option 'root' = %s\n", handle->root); - return(0); + return 0; } int SYMEXPORT alpm_option_set_dbpath(const char *dbpath) @@ -347,11 +363,11 @@ int SYMEXPORT alpm_option_set_dbpath(const char *dbpath) ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1)); if(!dbpath) { pm_errno = PM_ERR_WRONG_ARGS; - return(-1); + return -1; } if(stat(dbpath, &st) == -1 || !S_ISDIR(st.st_mode)) { pm_errno = PM_ERR_NOT_A_DIR; - return(-1); + return -1; } /* verify dbpath ends in a '/' */ dbpathlen = strlen(dbpath); @@ -373,7 +389,7 @@ int SYMEXPORT alpm_option_set_dbpath(const char *dbpath) handle->lockfile = calloc(lockfilelen, sizeof(char)); snprintf(handle->lockfile, lockfilelen, "%s%s", handle->dbpath, lf); _alpm_log(PM_LOG_DEBUG, "option 'lockfile' = %s\n", handle->lockfile); - return(0); + return 0; } int SYMEXPORT alpm_option_add_cachedir(const char *cachedir) @@ -386,7 +402,7 @@ int SYMEXPORT alpm_option_add_cachedir(const char *cachedir) ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1)); if(!cachedir) { pm_errno = PM_ERR_WRONG_ARGS; - return(-1); + return -1; } /* don't stat the cachedir yet, as it may not even be needed. we can * fail later if it is needed and the path is invalid. */ @@ -401,7 +417,7 @@ int SYMEXPORT alpm_option_add_cachedir(const char *cachedir) newcachedir[cachedirlen-1] = '/'; handle->cachedirs = alpm_list_add(handle->cachedirs, newcachedir); _alpm_log(PM_LOG_DEBUG, "option 'cachedir' = %s\n", newcachedir); - return(0); + return 0; } void SYMEXPORT alpm_option_set_cachedirs(alpm_list_t *cachedirs) @@ -429,9 +445,9 @@ int SYMEXPORT alpm_option_remove_cachedir(const char *cachedir) FREE(newcachedir); if(vdata != NULL) { FREE(vdata); - return(1); + return 1; } - return(0); + return 0; } int SYMEXPORT alpm_option_set_logfile(const char *logfile) @@ -443,7 +459,7 @@ int SYMEXPORT alpm_option_set_logfile(const char *logfile) ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1)); if(!logfile) { pm_errno = PM_ERR_WRONG_ARGS; - return(-1); + return -1; } handle->logfile = strdup(logfile); @@ -458,7 +474,25 @@ int SYMEXPORT alpm_option_set_logfile(const char *logfile) handle->logstream = NULL; } _alpm_log(PM_LOG_DEBUG, "option 'logfile' = %s\n", handle->logfile); - return(0); + return 0; +} + +int SYMEXPORT alpm_option_set_signaturedir(const char *signaturedir) +{ + ALPM_LOG_FUNC; + + if(!signaturedir) { + pm_errno = PM_ERR_WRONG_ARGS; + return -1; + } + + if(handle->signaturedir) { + FREE(handle->signaturedir); + } + handle->signaturedir = strdup(signaturedir); + + _alpm_log(PM_LOG_DEBUG, "option 'signaturedir' = %s\n", handle->signaturedir); + return 0; } void SYMEXPORT alpm_option_set_usesyslog(int usesyslog) @@ -487,9 +521,9 @@ int SYMEXPORT alpm_option_remove_noupgrade(const char *pkg) handle->noupgrade = alpm_list_remove_str(handle->noupgrade, pkg, &vdata); if(vdata != NULL) { FREE(vdata); - return(1); + return 1; } - return(0); + return 0; } void SYMEXPORT alpm_option_add_noextract(const char *pkg) @@ -512,9 +546,9 @@ int SYMEXPORT alpm_option_remove_noextract(const char *pkg) handle->noextract = alpm_list_remove_str(handle->noextract, pkg, &vdata); if(vdata != NULL) { FREE(vdata); - return(1); + return 1; } - return(0); + return 0; } void SYMEXPORT alpm_option_add_ignorepkg(const char *pkg) @@ -537,9 +571,9 @@ int SYMEXPORT alpm_option_remove_ignorepkg(const char *pkg) handle->ignorepkg = alpm_list_remove_str(handle->ignorepkg, pkg, &vdata); if(vdata != NULL) { FREE(vdata); - return(1); + return 1; } - return(0); + return 0; } void SYMEXPORT alpm_option_add_ignoregrp(const char *grp) @@ -562,9 +596,9 @@ int SYMEXPORT alpm_option_remove_ignoregrp(const char *grp) handle->ignoregrp = alpm_list_remove_str(handle->ignoregrp, grp, &vdata); if(vdata != NULL) { FREE(vdata); - return(1); + return 1; } - return(0); + return 0; } void SYMEXPORT alpm_option_set_arch(const char *arch) diff --git a/lib/libalpm/handle.h b/lib/libalpm/handle.h index 2d962fe6..cf192bce 100644 --- a/lib/libalpm/handle.h +++ b/lib/libalpm/handle.h @@ -29,6 +29,10 @@ #include "alpm.h" #include "trans.h" +#ifdef HAVE_LIBCURL +#include <curl/curl.h> +#endif + typedef struct _pmhandle_t { /* internal usage */ pmdb_t *db_local; /* local db pointer */ @@ -37,6 +41,12 @@ typedef struct _pmhandle_t { FILE *lckstream; /* lock file stream pointer if one exists */ pmtrans_t *trans; +#ifdef HAVE_LIBCURL + /* libcurl handle */ + CURL *curl; /* reusable curl_easy handle */ + CURLcode curlerr; /* last error produced by curl */ +#endif + /* callback functions */ alpm_cb_log logcb; /* Log callback function */ alpm_cb_download dlcb; /* Download callback function */ @@ -48,6 +58,7 @@ typedef struct _pmhandle_t { char *dbpath; /* Base path to pacman's DBs */ char *logfile; /* Name of the log file */ char *lockfile; /* Name of the lock file */ + char *signaturedir; /* Directory where GnuPG files are stored */ alpm_list_t *cachedirs; /* Paths to pacman cache directories */ /* package lists */ diff --git a/lib/libalpm/log.c b/lib/libalpm/log.c index 09c6fb84..0d936e22 100644 --- a/lib/libalpm/log.c +++ b/lib/libalpm/log.c @@ -64,7 +64,7 @@ int SYMEXPORT alpm_logaction(const char *fmt, ...) } else { pm_errno = PM_ERR_SYSTEM; } - return(-1); + return -1; } } @@ -83,7 +83,7 @@ int SYMEXPORT alpm_logaction(const char *fmt, ...) * kpacman: "KPACMAN" * This would allow us to share the log file between several frontends * and know who does what */ - return(ret); + return ret; } /** @} */ diff --git a/lib/libalpm/package.c b/lib/libalpm/package.c index adb1ce9e..69c2b852 100644 --- a/lib/libalpm/package.c +++ b/lib/libalpm/package.c @@ -40,6 +40,7 @@ #include "delta.h" #include "handle.h" #include "deps.h" +#include "base64.h" /** \addtogroup alpm_packages Package Functions * @brief Functions to manipulate libalpm packages @@ -61,7 +62,7 @@ int SYMEXPORT alpm_pkg_free(pmpkg_t *pkg) _alpm_pkg_free(pkg); } - return(0); + return 0; } /** Check the integrity (with md5) of a package from the sync cache. @@ -84,13 +85,13 @@ int SYMEXPORT alpm_pkg_checkmd5sum(pmpkg_t *pkg) retval = _alpm_test_md5sum(fpath, alpm_pkg_get_md5sum(pkg)); if(retval == 0) { - return(0); + return 0; } else if (retval == 1) { pm_errno = PM_ERR_PKG_INVALID; retval = -1; } - return(retval); + return retval; } /* Default package accessor functions. These will get overridden by any @@ -201,6 +202,42 @@ const char SYMEXPORT *alpm_pkg_get_md5sum(pmpkg_t *pkg) return pkg->ops->get_md5sum(pkg); } +static int decode_pgpsig(pmpkg_t *pkg) { + int len = strlen(pkg->pgpsig.encdata); + const unsigned char *usline = (const unsigned char*)pkg->pgpsig.encdata; + int destlen = 0; + /* get the necessary size for the buffer by passing 0 */ + int ret = base64_decode(NULL, &destlen, usline, len); + /* alloc our memory and repeat the call to decode */ + MALLOC(pkg->pgpsig.rawdata, (size_t)destlen, goto error); + ret = base64_decode(pkg->pgpsig.rawdata, &destlen, usline, len); + pkg->pgpsig.rawlen = destlen; + if(ret != 0) { + goto error; + } + + FREE(pkg->pgpsig.encdata); + return 0; + +error: + FREE(pkg->pgpsig.rawdata); + pkg->pgpsig.rawlen = 0; + return 1; +} + +const pmpgpsig_t SYMEXPORT *alpm_pkg_get_pgpsig(pmpkg_t *pkg) +{ + ALPM_LOG_FUNC; + + /* Sanity checks */ + ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, NULL)); + + if(pkg->pgpsig.rawdata == NULL && pkg->pgpsig.encdata != NULL) { + decode_pgpsig(pkg); + } + return &(pkg->pgpsig); +} + const char SYMEXPORT *alpm_pkg_get_arch(pmpkg_t *pkg) { return pkg->ops->get_arch(pkg); @@ -274,10 +311,10 @@ alpm_list_t SYMEXPORT *alpm_pkg_get_backup(pmpkg_t *pkg) pmdb_t SYMEXPORT *alpm_pkg_get_db(pmpkg_t *pkg) { /* Sanity checks */ - ASSERT(pkg != NULL, return(NULL)); - ASSERT(pkg->origin != PKG_FROM_FILE, return(NULL)); + ASSERT(pkg != NULL, return NULL); + ASSERT(pkg->origin != PKG_FROM_FILE, return NULL); - return(pkg->origin_data.db); + return pkg->origin_data.db; } /** @@ -381,7 +418,7 @@ alpm_list_t SYMEXPORT *alpm_pkg_compute_requiredby(pmpkg_t *pkg) reqs = alpm_list_msort(reqs, alpm_list_count(reqs), _alpm_str_cmp); } } - return(reqs); + return reqs; } /** @} */ @@ -394,7 +431,7 @@ pmpkg_t *_alpm_pkg_new(void) CALLOC(pkg, 1, sizeof(pmpkg_t), RET_ERR(PM_ERR_MEMORY, NULL)); - return(pkg); + return pkg; } pmpkg_t *_alpm_pkg_dup(pmpkg_t *pkg) @@ -445,7 +482,7 @@ pmpkg_t *_alpm_pkg_dup(pmpkg_t *pkg) } newpkg->infolevel = pkg->infolevel; - return(newpkg); + return newpkg; } void _alpm_pkg_free(pmpkg_t *pkg) @@ -463,6 +500,8 @@ void _alpm_pkg_free(pmpkg_t *pkg) FREE(pkg->url); FREE(pkg->packager); FREE(pkg->md5sum); + FREE(pkg->pgpsig.encdata); + FREE(pkg->pgpsig.rawdata); FREE(pkg->arch); FREELIST(pkg->licenses); FREELIST(pkg->replaces); @@ -522,7 +561,7 @@ int _alpm_pkg_cmp(const void *p1, const void *p2) { pmpkg_t *pkg1 = (pmpkg_t *)p1; pmpkg_t *pkg2 = (pmpkg_t *)p2; - return(strcoll(pkg1->name, pkg2->name)); + return strcoll(pkg1->name, pkg2->name); } /* Test for existence of a package in a alpm_list_t* @@ -536,7 +575,7 @@ pmpkg_t *_alpm_pkg_find(alpm_list_t *haystack, const char *needle) ALPM_LOG_FUNC; if(needle == NULL || haystack == NULL) { - return(NULL); + return NULL; } needle_hash = _alpm_hash_sdbm(needle); @@ -552,11 +591,11 @@ pmpkg_t *_alpm_pkg_find(alpm_list_t *haystack, const char *needle) /* finally: we had hash match, verify string match */ if(strcmp(info->name, needle) == 0) { - return(info); + return info; } } } - return(NULL); + return NULL; } /** Test if a package should be ignored. @@ -574,18 +613,18 @@ int _alpm_pkg_should_ignore(pmpkg_t *pkg) /* first see if the package is ignored */ if(alpm_list_find_str(handle->ignorepkg, alpm_pkg_get_name(pkg))) { - return(1); + return 1; } /* next see if the package is in a group that is ignored */ for(groups = handle->ignoregrp; groups; groups = alpm_list_next(groups)) { char *grp = (char *)alpm_list_getdata(groups); if(alpm_list_find_str(alpm_pkg_get_groups(pkg), grp)) { - return(1); + return 1; } } - return(0); + return 0; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/package.h b/lib/libalpm/package.h index b161d5f1..0b5f32d4 100644 --- a/lib/libalpm/package.h +++ b/lib/libalpm/package.h @@ -29,6 +29,7 @@ #include "alpm.h" #include "db.h" +#include "signing.h" typedef enum _pmpkgfrom_t { PKG_FROM_FILE = 1, @@ -98,6 +99,8 @@ struct __pmpkg_t { char *md5sum; char *arch; + pmpgpsig_t pgpsig; + time_t builddate; time_t installdate; diff --git a/lib/libalpm/pkghash.c b/lib/libalpm/pkghash.c index db98f94b..761ca72d 100644 --- a/lib/libalpm/pkghash.c +++ b/lib/libalpm/pkghash.c @@ -72,13 +72,13 @@ pmpkghash_t *_alpm_pkghash_create(size_t size) if(hash->buckets < size) { _alpm_log(PM_LOG_ERROR, _("database larger than maximum size\n")); free(hash); - return(NULL); + return NULL; } CALLOC(hash->hash_table, hash->buckets, sizeof(alpm_list_t*), \ free(hash); RET_ERR(PM_ERR_MEMORY, NULL)); - return(hash); + return hash; } static size_t get_hash_position(unsigned long name_hash, pmpkghash_t *hash) @@ -93,7 +93,7 @@ static size_t get_hash_position(unsigned long name_hash, pmpkghash_t *hash) position = (position + 1) % hash->buckets; } - return(position); + return position; } /* Expand the hash table size to the next increment and rebin the entries */ @@ -124,7 +124,7 @@ static pmpkghash_t *rehash(pmpkghash_t *oldhash) newhash = _alpm_pkghash_create(newsize); if(newhash == NULL) { /* creation of newhash failed, stick with old one... */ - return(oldhash); + return oldhash; } newhash->list = oldhash->list; @@ -145,7 +145,7 @@ static pmpkghash_t *rehash(pmpkghash_t *oldhash) _alpm_pkghash_free(oldhash); - return(newhash); + return newhash; } static pmpkghash_t *pkghash_add_pkg(pmpkghash_t *hash, pmpkg_t *pkg, int sorted) @@ -154,7 +154,7 @@ static pmpkghash_t *pkghash_add_pkg(pmpkghash_t *hash, pmpkg_t *pkg, int sorted) size_t position; if(pkg == NULL || hash == NULL) { - return(hash); + return hash; } if((hash->entries + 1) / MAX_HASH_LOAD > hash->buckets) { @@ -165,7 +165,7 @@ static pmpkghash_t *pkghash_add_pkg(pmpkghash_t *hash, pmpkg_t *pkg, int sorted) ptr = calloc(1, sizeof(alpm_list_t)); if(ptr == NULL) { - return(hash); + return hash; } ptr->data = pkg; @@ -180,17 +180,17 @@ static pmpkghash_t *pkghash_add_pkg(pmpkghash_t *hash, pmpkg_t *pkg, int sorted) } hash->entries += 1; - return(hash); + return hash; } pmpkghash_t *_alpm_pkghash_add(pmpkghash_t *hash, pmpkg_t *pkg) { - return(pkghash_add_pkg(hash, pkg, 0)); + return pkghash_add_pkg(hash, pkg, 0); } pmpkghash_t *_alpm_pkghash_add_sorted(pmpkghash_t *hash, pmpkg_t *pkg) { - return(pkghash_add_pkg(hash, pkg, 1)); + return pkghash_add_pkg(hash, pkg, 1); } static size_t move_one_entry(pmpkghash_t *hash, size_t start, size_t end) @@ -218,7 +218,7 @@ static size_t move_one_entry(pmpkghash_t *hash, size_t start, size_t end) * e.g. (47 + 0 - 1) % 47 == 46 */ end = (hash->buckets + end - 1) % hash->buckets; } - return(end); + return end; } /** @@ -241,7 +241,7 @@ pmpkghash_t *_alpm_pkghash_remove(pmpkghash_t *hash, pmpkg_t *pkg, } if(pkg == NULL || hash == NULL) { - return(hash); + return hash; } position = pkg->name_hash % hash->buckets; @@ -278,13 +278,13 @@ pmpkghash_t *_alpm_pkghash_remove(pmpkghash_t *hash, pmpkg_t *pkg, position = prev; } - return(hash); + return hash; } position = (position + 1) % hash->buckets; } - return(hash); + return hash; } void _alpm_pkghash_free(pmpkghash_t *hash) @@ -308,7 +308,7 @@ pmpkg_t *_alpm_pkghash_find(pmpkghash_t *hash, const char *name) ALPM_LOG_FUNC; if(name == NULL || hash == NULL) { - return(NULL); + return NULL; } name_hash = _alpm_hash_sdbm(name); @@ -319,13 +319,13 @@ pmpkg_t *_alpm_pkghash_find(pmpkghash_t *hash, const char *name) pmpkg_t *info = lp->data; if(info->name_hash == name_hash && strcmp(info->name, name) == 0) { - return(info); + return info; } position = (position + 1) % hash->buckets; } - return(NULL); + return NULL; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/remove.c b/lib/libalpm/remove.c index 5def92a6..a01349ed 100644 --- a/lib/libalpm/remove.c +++ b/lib/libalpm/remove.c @@ -69,7 +69,7 @@ int SYMEXPORT alpm_remove_pkg(pmpkg_t *pkg) _alpm_log(PM_LOG_DEBUG, "adding %s in the target list\n", pkgname); trans->remove = alpm_list_add(trans->remove, _alpm_pkg_dup(pkg)); - return(0); + return 0; } static void remove_prepare_cascade(pmtrans_t *trans, pmdb_t *db, @@ -185,7 +185,7 @@ int _alpm_remove_prepare(pmtrans_t *trans, pmdb_t *db, alpm_list_t **data) EVENT(trans, PM_TRANS_EVT_CHECKDEPS_DONE, NULL, NULL); } - return(0); + return 0; } static int can_remove_file(const char *path, alpm_list_t *skip) @@ -196,7 +196,7 @@ static int can_remove_file(const char *path, alpm_list_t *skip) if(alpm_list_find_str(skip, file)) { /* return success because we will never actually remove this file */ - return(1); + return 1; } /* If we fail write permissions due to a read-only filesystem, abort. * Assume all other possible failures are covered somewhere else */ @@ -206,11 +206,11 @@ static int can_remove_file(const char *path, alpm_list_t *skip) * it - ignore "chmod -w" simple permission failures */ _alpm_log(PM_LOG_ERROR, _("cannot remove file '%s': %s\n"), file, strerror(errno)); - return(0); + return 0; } } - return(1); + return 1; } /* Helper function for iterating through a package's file and deleting them @@ -351,7 +351,7 @@ db: pkgname); } - return(0); + return 0; } int _alpm_remove_packages(pmtrans_t *trans, pmdb_t *db) @@ -375,7 +375,7 @@ int _alpm_remove_packages(pmtrans_t *trans, pmdb_t *db) size_t targcount = alpm_list_count(targ); if(handle->trans->state == STATE_INTERRUPTED) { - return(0); + return 0; } /* get the name now so we can use it after package is removed */ @@ -457,7 +457,7 @@ int _alpm_remove_packages(pmtrans_t *trans, pmdb_t *db) /* run ldconfig if it exists */ _alpm_ldconfig(handle->root); - return(0); + return 0; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c new file mode 100644 index 00000000..c30650b1 --- /dev/null +++ b/lib/libalpm/signing.c @@ -0,0 +1,280 @@ +/* + * signing.c + * + * Copyright (c) 2008-2011 Pacman Development Team <pacman-dev@archlinux.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <locale.h> /* setlocale() */ +#include <gpgme.h> + +/* libalpm */ +#include "signing.h" +#include "package.h" +#include "util.h" +#include "log.h" +#include "alpm.h" + +#define CHECK_ERR(void) do { \ + if(err != GPG_ERR_NO_ERROR) { goto error; } \ + } while(0) + +static int gpgme_init(void) +{ + static int init = 0; + const char *version; + gpgme_error_t err; + gpgme_engine_info_t enginfo; + + ALPM_LOG_FUNC; + + if(init) { + /* we already successfully initialized the library */ + return 0; + } + + if(!alpm_option_get_signaturedir()) { + RET_ERR(PM_ERR_SIG_MISSINGDIR, 1); + } + + /* calling gpgme_check_version() returns the current version and runs + * some internal library setup code */ + version = gpgme_check_version(NULL); + _alpm_log(PM_LOG_DEBUG, "GPGME version: %s\n", version); + gpgme_set_locale(NULL, LC_CTYPE, setlocale(LC_CTYPE, NULL)); +#ifdef LC_MESSAGES + gpgme_set_locale(NULL, LC_MESSAGES, setlocale(LC_MESSAGES, NULL)); +#endif + /* NOTE: + * The GPGME library installs a SIGPIPE signal handler automatically if + * the default signal hander is in use. The only time we set a handler + * for SIGPIPE is in dload.c, and we reset it when we are done. Given that + * we do this, we can let GPGME do its automagic. However, if we install + * a library-wide SIGPIPE handler, we will have to be careful. + */ + + /* check for OpenPGP support (should be a no-brainer, but be safe) */ + err = gpgme_engine_check_version(GPGME_PROTOCOL_OpenPGP); + CHECK_ERR(); + + /* set and check engine information */ + err = gpgme_set_engine_info(GPGME_PROTOCOL_OpenPGP, NULL, + alpm_option_get_signaturedir()); + CHECK_ERR(); + err = gpgme_get_engine_info(&enginfo); + CHECK_ERR(); + _alpm_log(PM_LOG_DEBUG, "GPGME engine info: file=%s, home=%s\n", + enginfo->file_name, enginfo->home_dir); + + init = 1; + return 0; + +error: + _alpm_log(PM_LOG_ERROR, _("GPGME error: %s\n"), gpgme_strerror(err)); + RET_ERR(PM_ERR_GPGME, 1); +} + +/** + * Check the PGP package signature for the given file. + * @param path the full path to a file + * @param sig PGP signature data in raw form (already decoded) + * @return a int value : 0 (valid), 1 (invalid), -1 (an error occured) + */ +int _alpm_gpgme_checksig(const char *path, const pmpgpsig_t *sig) +{ + int ret = 0; + gpgme_error_t err; + gpgme_ctx_t ctx; + gpgme_data_t filedata, sigdata; + gpgme_verify_result_t result; + gpgme_signature_t gpgsig; + FILE *file = NULL, *sigfile = NULL; + + ALPM_LOG_FUNC; + + if(!sig || !sig->rawdata) { + RET_ERR(PM_ERR_SIG_UNKNOWN, -1); + } + if(!path || access(path, R_OK) != 0) { + RET_ERR(PM_ERR_NOT_A_FILE, -1); + } + if(gpgme_init()) { + /* pm_errno was set in gpgme_init() */ + return -1; + } + + _alpm_log(PM_LOG_DEBUG, "checking signature for %s\n", path); + + memset(&ctx, 0, sizeof(ctx)); + memset(&sigdata, 0, sizeof(sigdata)); + memset(&filedata, 0, sizeof(filedata)); + + err = gpgme_new(&ctx); + CHECK_ERR(); + + /* create our necessary data objects to verify the signature */ + file = fopen(path, "rb"); + if(file == NULL) { + pm_errno = PM_ERR_NOT_A_FILE; + ret = -1; + goto error; + } + err = gpgme_data_new_from_stream(&filedata, file); + CHECK_ERR(); + + /* next create data object for the signature */ + err = gpgme_data_new_from_mem(&sigdata, (char*)sig->rawdata, sig->rawlen, 0); + CHECK_ERR(); + + /* here's where the magic happens */ + err = gpgme_op_verify(ctx, sigdata, filedata, NULL); + CHECK_ERR(); + result = gpgme_op_verify_result(ctx); + gpgsig = result->signatures; + if (!gpgsig || gpgsig->next) { + _alpm_log(PM_LOG_ERROR, _("Unexpected number of signatures\n")); + ret = -1; + goto error; + } + _alpm_log(PM_LOG_DEBUG, "summary=%x\n", gpgsig->summary); + _alpm_log(PM_LOG_DEBUG, "fpr=%s\n", gpgsig->fpr); + _alpm_log(PM_LOG_DEBUG, "status=%d\n", gpgsig->status); + _alpm_log(PM_LOG_DEBUG, "timestamp=%lu\n", gpgsig->timestamp); + _alpm_log(PM_LOG_DEBUG, "wrong_key_usage=%u\n", gpgsig->wrong_key_usage); + _alpm_log(PM_LOG_DEBUG, "pka_trust=%u\n", gpgsig->pka_trust); + _alpm_log(PM_LOG_DEBUG, "chain_model=%u\n", gpgsig->chain_model); + _alpm_log(PM_LOG_DEBUG, "validity=%d\n", gpgsig->validity); + _alpm_log(PM_LOG_DEBUG, "validity_reason=%d\n", gpgsig->validity_reason); + _alpm_log(PM_LOG_DEBUG, "key=%d\n", gpgsig->pubkey_algo); + _alpm_log(PM_LOG_DEBUG, "hash=%d\n", gpgsig->hash_algo); + + if(gpgsig->summary & GPGME_SIGSUM_VALID) { + /* good signature, continue */ + _alpm_log(PM_LOG_DEBUG, _("File %s has a valid signature.\n"), + path); + } else if(gpgsig->summary & GPGME_SIGSUM_GREEN) { + /* 'green' signature, not sure what to do here */ + _alpm_log(PM_LOG_WARNING, _("File %s has a green signature.\n"), + path); + } else if(gpgsig->summary & GPGME_SIGSUM_KEY_MISSING) { + pm_errno = PM_ERR_SIG_UNKNOWN; + _alpm_log(PM_LOG_WARNING, _("File %s has a signature from an unknown key.\n"), + path); + ret = -1; + } else { + /* we'll capture everything else here */ + pm_errno = PM_ERR_SIG_INVALID; + _alpm_log(PM_LOG_ERROR, _("File %s has an invalid signature.\n"), + path); + ret = 1; + } + +error: + gpgme_data_release(sigdata); + gpgme_data_release(filedata); + gpgme_release(ctx); + if(sigfile) { + fclose(sigfile); + } + if(file) { + fclose(file); + } + if(err != GPG_ERR_NO_ERROR) { + _alpm_log(PM_LOG_ERROR, _("GPGME error: %s\n"), gpgme_strerror(err)); + RET_ERR(PM_ERR_GPGME, -1); + } + return ret; +} + +/** + * Load the signature from the given path into the provided struct. + * @param sigfile the signature to attempt to load + * @param pgpsig the struct to place the data in + * + * @return 0 on success, 1 on file not found, -1 on error + */ +int _alpm_load_signature(const char *sigfile, pmpgpsig_t *pgpsig) { + struct stat st; + + if(access(sigfile, R_OK) == 0 && stat(sigfile, &st) == 0) { + FILE *f; + size_t bytes_read; + + if(st.st_size > 4096) { + return -1; + } + + if((f = fopen(sigfile, "rb")) == NULL) { + return -1; + } + CALLOC(pgpsig->rawdata, st.st_size, sizeof(unsigned char), + RET_ERR(PM_ERR_MEMORY, -1)); + bytes_read = fread(pgpsig->rawdata, sizeof(char), st.st_size, f); + if(bytes_read == (size_t)st.st_size) { + pgpsig->rawlen = bytes_read; + _alpm_log(PM_LOG_DEBUG, "loaded gpg signature file, location %s\n", + sigfile); + } else { + _alpm_log(PM_LOG_WARNING, _("Failed reading PGP signature file %s"), + sigfile); + FREE(pgpsig->rawdata); + return -1; + } + + fclose(f); + } else { + _alpm_log(PM_LOG_DEBUG, "signature file %s not found\n", sigfile); + /* not fatal...we return a different error code here */ + return 1; + } + + return 0; +} + +/** + * Check the PGP package signature for the given package file. + * @param pkg the package to check + * @return a int value : 0 (valid), 1 (invalid), -1 (an error occured) + */ +int SYMEXPORT alpm_pkg_check_pgp_signature(pmpkg_t *pkg) +{ + ALPM_LOG_FUNC; + ASSERT(pkg != NULL, return 0); + + return _alpm_gpgme_checksig(alpm_pkg_get_filename(pkg), + alpm_pkg_get_pgpsig(pkg)); +} + +/** + * Check the PGP package signature for the given database. + * @param db the database to check + * @return a int value : 0 (valid), 1 (invalid), -1 (an error occured) + */ +int SYMEXPORT alpm_db_check_pgp_signature(pmdb_t *db) +{ + ALPM_LOG_FUNC; + ASSERT(db != NULL, return(0)); + + return _alpm_gpgme_checksig(_alpm_db_path(db), + _alpm_db_pgpsig(db)); +} + + +/* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/signing.h b/lib/libalpm/signing.h new file mode 100644 index 00000000..b37abf0f --- /dev/null +++ b/lib/libalpm/signing.h @@ -0,0 +1,39 @@ +/* + * signing.h + * + * Copyright (c) 2008-2011 Pacman Development Team <pacman-dev@archlinux.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _ALPM_SIGNING_H +#define _ALPM_SIGNING_H + +#include "alpm.h" + +struct __pmpgpsig_t { + /* we will either store the encoded data or the raw data- + * this way we can decode on an as-needed basis since most + * operations won't require the overhead of base64 decodes + * on all packages in a sync repository. */ + char *encdata; + size_t rawlen; + unsigned char *rawdata; +}; + +int _alpm_gpgme_checksig(const char *path, const pmpgpsig_t *sig); +int _alpm_load_signature(const char *sigfile, pmpgpsig_t *pgpsig); + +#endif /* _ALPM_SIGNING_H */ + +/* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c index f83b0ef9..5428e40b 100644 --- a/lib/libalpm/sync.c +++ b/lib/libalpm/sync.c @@ -50,13 +50,14 @@ #include "delta.h" #include "remove.h" #include "diskspace.h" +#include "signing.h" /** Check for new version of pkg in sync repos * (only the first occurrence is considered in sync) */ pmpkg_t SYMEXPORT *alpm_sync_newversion(pmpkg_t *pkg, alpm_list_t *dbs_sync) { - ASSERT(pkg != NULL, return(NULL)); + ASSERT(pkg != NULL, return NULL); alpm_list_t *i; pmpkg_t *spkg = NULL; @@ -68,7 +69,7 @@ pmpkg_t SYMEXPORT *alpm_sync_newversion(pmpkg_t *pkg, alpm_list_t *dbs_sync) if(spkg == NULL) { _alpm_log(PM_LOG_DEBUG, "'%s' not found in sync db => no upgrade\n", alpm_pkg_get_name(pkg)); - return(NULL); + return NULL; } /* compare versions and see if spkg is an upgrade */ @@ -76,10 +77,10 @@ pmpkg_t SYMEXPORT *alpm_sync_newversion(pmpkg_t *pkg, alpm_list_t *dbs_sync) _alpm_log(PM_LOG_DEBUG, "new version of '%s' found (%s => %s)\n", alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg), alpm_pkg_get_version(spkg)); - return(spkg); + return spkg; } /* spkg is not an upgrade */ - return(NULL); + return NULL; } /** Search for packages to upgrade and add them to the transaction. @@ -200,7 +201,7 @@ int SYMEXPORT alpm_sync_sysupgrade(int enable_downgrade) } } - return(0); + return 0; } /** Find group members across a list of databases. @@ -242,7 +243,7 @@ alpm_list_t SYMEXPORT *alpm_find_grp_pkgs(alpm_list_t *dbs, } } alpm_list_free(ignorelist); - return(pkgs); + return pkgs; } /** Compute the size of the files that will be downloaded to install a @@ -258,7 +259,7 @@ static int compute_download_size(pmpkg_t *newpkg) if(newpkg->origin != PKG_FROM_SYNCDB) { newpkg->infolevel |= INFRQ_DSIZE; newpkg->download_size = 0; - return(0); + return 0; } fname = alpm_pkg_get_filename(newpkg); @@ -295,7 +296,7 @@ static int compute_download_size(pmpkg_t *newpkg) newpkg->infolevel |= INFRQ_DSIZE; newpkg->download_size = size; - return(0); + return 0; } int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, alpm_list_t **data) @@ -551,7 +552,7 @@ cleanup: alpm_list_free(unresolvable); alpm_list_free(remove); - return(ret); + return ret; } /** Returns the size of the files that will be downloaded to install a @@ -564,13 +565,13 @@ off_t SYMEXPORT alpm_pkg_download_size(pmpkg_t *newpkg) if(!(newpkg->infolevel & INFRQ_DSIZE)) { compute_download_size(newpkg); } - return(newpkg->download_size); + return newpkg->download_size; } static int endswith(const char *filename, const char *extension) { const char *s = filename + strlen(filename) - strlen(extension); - return(strcmp(s, extension) == 0); + return strcmp(s, extension) == 0; } /** Applies delta files to create an upgraded package file. @@ -656,7 +657,7 @@ static int apply_deltas(pmtrans_t *trans) } } - return(ret); + return ret; } /** Compares the md5sum of a file to the expected value. @@ -665,33 +666,25 @@ static int apply_deltas(pmtrans_t *trans) * should be deleted. * * @param trans the transaction - * @param filename the filename of the file to test + * @param filename the absolute path of the file to test * @param md5sum the expected md5sum of the file * * @return 0 if the md5sum matched, 1 if not, -1 in case of errors */ -static int test_md5sum(pmtrans_t *trans, const char *filename, +static int test_md5sum(pmtrans_t *trans, const char *filepath, const char *md5sum) { - char *filepath; - int ret; - - filepath = _alpm_filecache_find(filename); - - ret = _alpm_test_md5sum(filepath, md5sum); - + int ret = _alpm_test_md5sum(filepath, md5sum); if(ret == 1) { int doremove = 0; - QUESTION(trans, PM_TRANS_CONV_CORRUPTED_PKG, (char *)filename, + QUESTION(trans, PM_TRANS_CONV_CORRUPTED_PKG, (char*)filepath, NULL, NULL, &doremove); if(doremove) { unlink(filepath); } } - FREE(filepath); - - return(ret); + return ret; } int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data) @@ -800,12 +793,14 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data) for(i = deltas; i; i = i->next) { pmdelta_t *d = alpm_list_getdata(i); const char *filename = alpm_delta_get_filename(d); + char *filepath = _alpm_filecache_find(filename); const char *md5sum = alpm_delta_get_md5sum(d); - if(test_md5sum(trans, filename, md5sum) != 0) { + if(test_md5sum(trans, filepath, md5sum) != 0) { errors++; *data = alpm_list_add(*data, strdup(filename)); } + FREE(filepath); } if(errors) { pm_errno = PM_ERR_DLT_INVALID; @@ -829,6 +824,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data) EVENT(trans, PM_TRANS_EVT_INTEGRITY_START, NULL, NULL); errors = 0; + for(i = trans->add; i; i = i->next, current++) { pmpkg_t *spkg = i->data; int percent = (current * 100) / numtargs; @@ -839,17 +835,33 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data) numtargs, current); const char *filename = alpm_pkg_get_filename(spkg); + char *filepath = _alpm_filecache_find(filename); const char *md5sum = alpm_pkg_get_md5sum(spkg); + const pmpgpsig_t *pgpsig = alpm_pkg_get_pgpsig(spkg); - if(test_md5sum(trans, filename, md5sum) != 0) { + /* check md5sum first */ + if(test_md5sum(trans, filepath, md5sum) != 0) { errors++; *data = alpm_list_add(*data, strdup(filename)); + FREE(filepath); continue; } + /* check PGP signature next */ + pmdb_t *sdb = alpm_pkg_get_db(spkg); + + if(sdb->pgp_verify != PM_PGP_VERIFY_NEVER) { + int ret = _alpm_gpgme_checksig(filepath, pgpsig); + if((sdb->pgp_verify == PM_PGP_VERIFY_ALWAYS && ret != 0) || + (sdb->pgp_verify == PM_PGP_VERIFY_OPTIONAL && ret == 1)) { + errors++; + *data = alpm_list_add(*data, strdup(filename)); + FREE(filepath); + continue; + } + } /* load the package file and replace pkgcache entry with it in the target list */ /* TODO: alpm_pkg_get_db() will not work on this target anymore */ _alpm_log(PM_LOG_DEBUG, "replacing pkgcache entry with package file for target %s\n", spkg->name); - char *filepath = _alpm_filecache_find(filename); pmpkg_t *pkgfile; if(alpm_pkg_load(filepath, 1, &pkgfile) != 0) { _alpm_pkg_free(pkgfile); @@ -863,9 +875,12 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data) i->data = pkgfile; _alpm_pkg_free_trans(spkg); /* spkg has been removed from the target list */ } + PROGRESS(trans, PM_TRANS_PROGRESS_INTEGRITY_START, "", 100, numtargs, current); EVENT(trans, PM_TRANS_EVT_INTEGRITY_DONE, NULL, NULL); + + if(errors) { pm_errno = PM_ERR_PKG_INVALID; goto error; @@ -935,7 +950,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data) error: FREELIST(files); alpm_list_free(deltas); - return(ret); + return ret; } /* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/trans.c b/lib/libalpm/trans.c index 4b29f9a8..81254198 100644 --- a/lib/libalpm/trans.c +++ b/lib/libalpm/trans.c @@ -66,7 +66,7 @@ static int make_lock(pmhandle_t *handle) } if(_alpm_makepath(dir)) { FREE(dir); - return(-1); + return -1; } FREE(dir); @@ -79,9 +79,9 @@ static int make_lock(pmhandle_t *handle) fflush(f); fsync(fd); handle->lckstream = f; - return(0); + return 0; } - return(-1); + return -1; } /* Remove a lock file */ @@ -92,9 +92,9 @@ static int remove_lock(pmhandle_t *handle) handle->lckstream = NULL; } if(unlink(handle->lockfile) == -1 && errno != ENOENT) { - return(-1); + return -1; } - return(0); + return 0; } /** Initialize the transaction. @@ -148,7 +148,7 @@ int SYMEXPORT alpm_trans_init(pmtransflag_t flags, handle->trans = trans; - return(0); + return 0; } static alpm_list_t *check_arch(alpm_list_t *pkgs) @@ -158,7 +158,7 @@ static alpm_list_t *check_arch(alpm_list_t *pkgs) const char *arch = alpm_option_get_arch(); if(!arch) { - return(NULL); + return NULL; } for(i = pkgs; i; i = i->next) { pmpkg_t *pkg = i->data; @@ -173,7 +173,7 @@ static alpm_list_t *check_arch(alpm_list_t *pkgs) invalid = alpm_list_add(invalid, string); } } - return(invalid); + return invalid; } /** Prepare a transaction. @@ -198,7 +198,7 @@ int SYMEXPORT alpm_trans_prepare(alpm_list_t **data) /* If there's nothing to do, return without complaining */ if(trans->add == NULL && trans->remove == NULL) { - return(0); + return 0; } alpm_list_t *invalid = check_arch(trans->add); @@ -212,18 +212,18 @@ int SYMEXPORT alpm_trans_prepare(alpm_list_t **data) if(trans->add == NULL) { if(_alpm_remove_prepare(trans, handle->db_local, data) == -1) { /* pm_errno is set by _alpm_remove_prepare() */ - return(-1); + return -1; } } else { if(_alpm_sync_prepare(trans, handle->db_local, handle->dbs_sync, data) == -1) { /* pm_errno is set by _alpm_sync_prepare() */ - return(-1); + return -1; } } trans->state = STATE_PREPARED; - return(0); + return 0; } /** Commit a transaction. @@ -249,7 +249,7 @@ int SYMEXPORT alpm_trans_commit(alpm_list_t **data) /* If there's nothing to do, return without complaining */ if(trans->add == NULL && trans->remove == NULL) { - return(0); + return 0; } trans->state = STATE_COMMITING; @@ -257,18 +257,18 @@ int SYMEXPORT alpm_trans_commit(alpm_list_t **data) if(trans->add == NULL) { if(_alpm_remove_packages(trans, handle->db_local) == -1) { /* pm_errno is set by _alpm_remove_commit() */ - return(-1); + return -1; } } else { if(_alpm_sync_commit(trans, handle->db_local, data) == -1) { /* pm_errno is set by _alpm_sync_commit() */ - return(-1); + return -1; } } trans->state = STATE_COMMITED; - return(0); + return 0; } /** Interrupt a transaction. @@ -290,7 +290,7 @@ int SYMEXPORT alpm_trans_interrupt(void) trans->state = STATE_INTERRUPTED; - return(0); + return 0; } /** Release a transaction. @@ -324,7 +324,7 @@ int SYMEXPORT alpm_trans_release(void) } } - return(0); + return 0; } /** @} */ @@ -338,7 +338,7 @@ pmtrans_t *_alpm_trans_new(void) CALLOC(trans, 1, sizeof(pmtrans_t), RET_ERR(PM_ERR_MEMORY, NULL)); trans->state = STATE_IDLE; - return(trans); + return trans; } void _alpm_trans_free(pmtrans_t *trans) @@ -367,7 +367,7 @@ static int grep(const char *fn, const char *needle) FILE *fp; if((fp = fopen(fn, "r")) == NULL) { - return(0); + return 0; } while(!feof(fp)) { char line[1024]; @@ -378,11 +378,11 @@ static int grep(const char *fn, const char *needle) * ends up being split across line reads */ if(strstr(line, needle)) { fclose(fp); - return(1); + return 1; } } fclose(fp); - return(0); + return 0; } int _alpm_runscriptlet(const char *root, const char *installfn, @@ -402,7 +402,7 @@ int _alpm_runscriptlet(const char *root, const char *installfn, if(access(installfn, R_OK)) { /* not found */ _alpm_log(PM_LOG_DEBUG, "scriptlet '%s' not found\n", installfn); - return(0); + return 0; } /* creates a directory in $root/tmp/ for copying/extracting the scriptlet */ @@ -413,7 +413,7 @@ int _alpm_runscriptlet(const char *root, const char *installfn, snprintf(tmpdir, PATH_MAX, "%stmp/alpm_XXXXXX", root); if(mkdtemp(tmpdir) == NULL) { _alpm_log(PM_LOG_ERROR, _("could not create temp directory\n")); - return(1); + return 1; } else { clean_tmpdir = 1; } @@ -459,14 +459,14 @@ cleanup: _alpm_log(PM_LOG_WARNING, _("could not remove tmpdir %s\n"), tmpdir); } - return(retval); + return retval; } int SYMEXPORT alpm_trans_get_flags() { /* Sanity checks */ - ASSERT(handle != NULL, return(-1)); - ASSERT(handle->trans != NULL, return(-1)); + ASSERT(handle != NULL, return -1); + ASSERT(handle->trans != NULL, return -1); return handle->trans->flags; } @@ -474,8 +474,8 @@ int SYMEXPORT alpm_trans_get_flags() alpm_list_t SYMEXPORT * alpm_trans_get_add() { /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(handle->trans != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(handle->trans != NULL, return NULL); return handle->trans->add; } @@ -483,8 +483,8 @@ alpm_list_t SYMEXPORT * alpm_trans_get_add() alpm_list_t SYMEXPORT * alpm_trans_get_remove() { /* Sanity checks */ - ASSERT(handle != NULL, return(NULL)); - ASSERT(handle->trans != NULL, return(NULL)); + ASSERT(handle != NULL, return NULL); + ASSERT(handle->trans != NULL, return NULL); return handle->trans->remove; } diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c index 11e69041..660d4eb4 100644 --- a/lib/libalpm/util.c +++ b/lib/libalpm/util.c @@ -86,7 +86,7 @@ char* strsep(char** str, const char* delims) int _alpm_makepath(const char *path) { - return(_alpm_makepath_mode(path, 0755)); + return _alpm_makepath_mode(path, 0755); } /* does the same thing as 'mkdir -p' */ @@ -122,7 +122,7 @@ int _alpm_makepath_mode(const char *path, mode_t mode) free(orig); free(incr); umask(oldmask); - return(ret); + return ret; } #define CPBUFSIZE 8 * 1024 @@ -136,12 +136,12 @@ int _alpm_copyfile(const char *src, const char *dest) in = fopen(src, "rb"); if(in == NULL) { - return(1); + return 1; } out = fopen(dest, "wb"); if(out == NULL) { fclose(in); - return(1); + return 1; } CALLOC(buf, (size_t)CPBUFSIZE, (size_t)1, ret = 1; goto cleanup;); @@ -174,7 +174,7 @@ cleanup: fclose(in); fclose(out); FREE(buf); - return(ret); + return ret; } /* Trim whitespace and newlines from a string @@ -185,7 +185,7 @@ char *_alpm_strtrim(char *str) if(*str == '\0') { /* string is empty, so we're done. */ - return(str); + return str; } while(isspace((unsigned char)*pch)) { @@ -197,7 +197,7 @@ char *_alpm_strtrim(char *str) /* check if there wasn't anything but whitespace in the string. */ if(*str == '\0') { - return(str); + return str; } pch = (str + (strlen(str) - 1)); @@ -206,7 +206,7 @@ char *_alpm_strtrim(char *str) } *++pch = '\0'; - return(str); + return str; } /* Compression functions */ @@ -224,12 +224,12 @@ int _alpm_unpack_single(const char *archive, const char *prefix, const char *fn) alpm_list_t *list = NULL; int ret = 0; if(fn == NULL) { - return(1); + return 1; } list = alpm_list_add(list, (void *)fn); ret = _alpm_unpack(archive, prefix, list, 1); alpm_list_free(list); - return(ret); + return ret; } /** @@ -340,7 +340,7 @@ cleanup: if(restore_cwd && chdir(cwd) != 0) { _alpm_log(PM_LOG_ERROR, _("could not change directory to %s (%s)\n"), cwd, strerror(errno)); } - return(ret); + return ret; } /* does the same thing as 'rm -rf' */ @@ -355,18 +355,18 @@ int _alpm_rmrf(const char *path) if(_alpm_lstat(path, &st) == 0) { if(!S_ISDIR(st.st_mode)) { if(!unlink(path)) { - return(0); + return 0; } else { if(errno == ENOENT) { - return(0); + return 0; } else { - return(1); + return 1; } } } else { dirp = opendir(path); if(!dirp) { - return(1); + return 1; } for(dp = readdir(dirp); dp != NULL; dp = readdir(dirp)) { if(dp->d_ino) { @@ -381,9 +381,9 @@ int _alpm_rmrf(const char *path) errflag++; } } - return(errflag); + return errflag; } - return(0); + return 0; } int _alpm_logaction(int usesyslog, FILE *f, const char *fmt, va_list args) @@ -414,7 +414,7 @@ int _alpm_logaction(int usesyslog, FILE *f, const char *fmt, va_list args) fflush(f); } - return(ret); + return ret; } int _alpm_run_chroot(const char *root, const char *path, char *const argv[]) @@ -531,7 +531,7 @@ cleanup: _alpm_log(PM_LOG_ERROR, _("could not change directory to %s (%s)\n"), cwd, strerror(errno)); } - return(retval); + return retval; } int _alpm_ldconfig(const char *root) @@ -549,14 +549,14 @@ int _alpm_ldconfig(const char *root) } } - return(0); + return 0; } /* Helper function for comparing strings using the * alpm "compare func" signature */ int _alpm_str_cmp(const void *s1, const void *s2) { - return(strcmp(s1, s2)); + return strcmp(s1, s2); } /** Find a filename in a registered alpm cachedir. @@ -577,7 +577,7 @@ char *_alpm_filecache_find(const char* filename) if(stat(path, &buf) == 0 && S_ISREG(buf.st_mode)) { retpath = strdup(path); _alpm_log(PM_LOG_DEBUG, "found cached pkg: %s\n", retpath); - return(retpath); + return retpath; } } /* package wasn't found in any cachedir */ @@ -603,11 +603,11 @@ const char *_alpm_filecache_setup(void) cachedir); if(_alpm_makepath(cachedir) == 0) { _alpm_log(PM_LOG_DEBUG, "using cachedir: %s\n", cachedir); - return(cachedir); + return cachedir; } } else if(S_ISDIR(buf.st_mode) && (buf.st_mode & S_IWUSR)) { _alpm_log(PM_LOG_DEBUG, "using cachedir: %s\n", cachedir); - return(cachedir); + return cachedir; } } @@ -616,7 +616,7 @@ const char *_alpm_filecache_setup(void) alpm_option_set_cachedirs(tmp); _alpm_log(PM_LOG_DEBUG, "using cachedir: %s", "/tmp/\n"); _alpm_log(PM_LOG_WARNING, _("couldn't create package cache, using /tmp instead\n")); - return(alpm_list_getdata(tmp)); + return alpm_list_getdata(tmp); } /** lstat wrapper that treats /path/dirsymlink/ the same as /path/dirsymlink. @@ -640,7 +640,7 @@ int _alpm_lstat(const char *path, struct stat *buf) ret = lstat(newpath, buf); FREE(newpath); - return(ret); + return ret; } #ifdef HAVE_LIBSSL @@ -651,11 +651,11 @@ static int md5_file(const char *path, unsigned char output[16]) MD5_CTX ctx; unsigned char *buf; - CALLOC(buf, 8192, sizeof(unsigned char), return(1)); + CALLOC(buf, 8192, sizeof(unsigned char), RET_ERR(PM_ERR_MEMORY, 1)); if((f = fopen(path, "rb")) == NULL) { free(buf); - return(1); + return 1; } MD5_Init(&ctx); @@ -671,11 +671,11 @@ static int md5_file(const char *path, unsigned char output[16]) if(ferror(f) != 0) { fclose(f); - return(2); + return 2; } fclose(f); - return(0); + return 0; } #endif @@ -692,7 +692,7 @@ char SYMEXPORT *alpm_compute_md5sum(const char *filename) ALPM_LOG_FUNC; - ASSERT(filename != NULL, return(NULL)); + ASSERT(filename != NULL, return NULL); /* allocate 32 chars plus 1 for null */ md5sum = calloc(33, sizeof(char)); @@ -711,7 +711,7 @@ char SYMEXPORT *alpm_compute_md5sum(const char *filename) md5sum[32] = '\0'; _alpm_log(PM_LOG_DEBUG, "md5(%s) = %s\n", filename, md5sum); - return(md5sum); + return md5sum; } int _alpm_test_md5sum(const char *filepath, const char *md5sum) @@ -730,7 +730,7 @@ int _alpm_test_md5sum(const char *filepath, const char *md5sum) } FREE(md5sum2); - return(ret); + return ret; } /* Note: does NOT handle sparse files on purpose for speed. */ @@ -803,7 +803,7 @@ int _alpm_archive_fgets(struct archive *a, struct archive_read_buffer *b) b->line_offset[len] = '\0'; b->block_offset = ++i; /* this is the main return point; from here you can read b->line */ - return(ARCHIVE_OK); + return ARCHIVE_OK; } else { /* we've looked through the whole block but no newline, copy it */ size_t len = (size_t)(b->block + b->block_size - b->block_offset); @@ -818,7 +818,7 @@ cleanup: int ret = b->ret; FREE(b->line); memset(b, 0, sizeof(b)); - return(ret); + return ret; } } @@ -832,7 +832,7 @@ int _alpm_splitname(const char *target, pmpkg_t *pkg) const char *version, *end; if(target == NULL || pkg == NULL) { - return(-1); + return -1; } end = target + strlen(target); @@ -846,7 +846,7 @@ int _alpm_splitname(const char *target, pmpkg_t *pkg) for(version = end - 1; *version && *version != '-'; version--); for(version = version - 1; *version && *version != '-'; version--); if(*version != '-' || version == target) { - return(-1); + return -1; } /* copy into fields and return */ @@ -864,7 +864,7 @@ int _alpm_splitname(const char *target, pmpkg_t *pkg) STRNDUP(pkg->name, target, version - target, RET_ERR(PM_ERR_MEMORY, -1)); pkg->name_hash = _alpm_hash_sdbm(pkg->name); - return(0); + return 0; } /** @@ -879,13 +879,13 @@ unsigned long _alpm_hash_sdbm(const char *str) int c; if(!str) { - return(hash); + return hash; } while((c = *str++)) { hash = c + (hash << 6) + (hash << 16) - hash; } - return(hash); + return hash; } long _alpm_parsedate(const char *line) @@ -896,9 +896,9 @@ long _alpm_parsedate(const char *line) setlocale(LC_TIME, "C"); strptime(line, "%a %b %e %H:%M:%S %Y", &tmp_tm); setlocale(LC_TIME, ""); - return(mktime(&tmp_tm)); + return mktime(&tmp_tm); } - return(atol(line)); + return atol(line); } #ifndef HAVE_STRNDUP @@ -907,7 +907,7 @@ static size_t strnlen(const char *s, size_t max) { register const char *p; for(p = s; *p && max--; ++p); - return(p - s); + return (p - s); } char *strndup(const char *s, size_t n) @@ -919,7 +919,7 @@ char *strndup(const char *s, size_t n) return NULL; new[len] = '\0'; - return (char *) memcpy(new, s, len); + return (char *)memcpy(new, s, len); } #endif diff --git a/lib/libalpm/util.h b/lib/libalpm/util.h index c66e9881..eb1cad36 100644 --- a/lib/libalpm/util.h +++ b/lib/libalpm/util.h @@ -36,6 +36,8 @@ #include <time.h> #include <sys/stat.h> /* struct stat */ #include <archive.h> /* struct archive */ +#include <math.h> /* fabs */ +#include <float.h> /* DBL_EPSILON */ #ifdef ENABLE_NLS #include <libintl.h> /* here so it doesn't need to be included elsewhere */ @@ -63,7 +65,9 @@ #define RET_ERR(err, ret) do { pm_errno = (err); \ _alpm_log(PM_LOG_DEBUG, "returning error %d from %s : %s\n", err, __func__, alpm_strerrorlast()); \ - return(ret); } while(0) + return (ret); } while(0) + +#define DOUBLE_EQ(x, y) (fabs((x) - (y)) < DBL_EPSILON) /** * Used as a buffer/state holder for _alpm_archive_fgets(). diff --git a/lib/libalpm/version.c b/lib/libalpm/version.c index eba66210..9f3a9b71 100644 --- a/lib/libalpm/version.c +++ b/lib/libalpm/version.c @@ -93,7 +93,7 @@ static int rpmvercmp(const char *a, const char *b) int ret = 0; /* easy comparison to see if versions are identical */ - if(strcmp(a, b) == 0) return(0); + if(strcmp(a, b) == 0) return 0; str1 = strdup(a); str2 = strdup(b); @@ -209,7 +209,7 @@ static int rpmvercmp(const char *a, const char *b) cleanup: free(str1); free(str2); - return(ret); + return ret; } /** Compare two version strings and determine which one is 'newer'. @@ -235,15 +235,15 @@ int SYMEXPORT alpm_pkg_vercmp(const char *a, const char *b) /* ensure our strings are not null */ if(!a && !b) { - return(0); + return 0; } else if(!a) { - return(-1); + return -1; } else if(!b) { - return(1); + return 1; } /* another quick shortcut- if full version specs are equal */ if(strcmp(a, b) == 0) { - return(0); + return 0; } /* Parse both versions into [epoch:]version[-release] triplets. We probably @@ -266,7 +266,7 @@ int SYMEXPORT alpm_pkg_vercmp(const char *a, const char *b) free(full1); free(full2); - return(ret); + return ret; } /* vim: set ts=2 sw=2 noet: */ |