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-rw-r--r--lib/libalpm/alpm.h7
-rw-r--r--lib/libalpm/be_package.c34
-rw-r--r--lib/libalpm/package.h4
-rw-r--r--lib/libalpm/sync.c40
4 files changed, 47 insertions, 38 deletions
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index 8d58b7c4..c4f6cc0f 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -382,11 +382,14 @@ int alpm_db_set_pkgreason(pmdb_t *db, const char *name, pmpkgreason_t reason);
* The allocated structure should be freed using alpm_pkg_free().
* @param filename location of the package tarball
* @param full whether to stop the load after metadata is read or continue
- * through the full archive
+ * through the full archive
+ * @param check_sig what level of package signature checking to perform on the
+ * package; note that this must be a '.sig' file type verification
* @param pkg address of the package pointer
* @return 0 on success, -1 on error (pm_errno is set accordingly)
*/
-int alpm_pkg_load(const char *filename, int full, pmpkg_t **pkg);
+int alpm_pkg_load(const char *filename, int full, pgp_verify_t check_sig,
+ pmpkg_t **pkg);
/** Free a package.
* @param pkg package pointer to free
diff --git a/lib/libalpm/be_package.c b/lib/libalpm/be_package.c
index 6e65c7dd..20445756 100644
--- a/lib/libalpm/be_package.c
+++ b/lib/libalpm/be_package.c
@@ -226,9 +226,10 @@ static int parse_descfile(struct archive *a, pmpkg_t *newpkg)
* through the full archive
* @return An information filled pmpkg_t struct
*/
-static pmpkg_t *pkg_load(const char *pkgfile, int full)
+pmpkg_t *_alpm_pkg_load_internal(const char *pkgfile, int full,
+ const char *md5sum, const char *base64_sig, pgp_verify_t check_sig)
{
- int ret = ARCHIVE_OK;
+ int ret;
int config = 0;
struct archive *archive;
struct archive_entry *entry;
@@ -254,6 +255,27 @@ static pmpkg_t *pkg_load(const char *pkgfile, int full)
RET_ERR(PM_ERR_PKG_OPEN, NULL);
}
+ /* first steps- validate the package file */
+ _alpm_log(PM_LOG_DEBUG, "md5sum: %s\n", md5sum);
+ if(md5sum) {
+ _alpm_log(PM_LOG_DEBUG, "checking md5sum for %s\n", pkgfile);
+ if(_alpm_test_md5sum(pkgfile, md5sum) != 0) {
+ alpm_pkg_free(newpkg);
+ RET_ERR(PM_ERR_PKG_INVALID, NULL);
+ }
+ }
+
+ _alpm_log(PM_LOG_DEBUG, "base64_sig: %s\n", base64_sig);
+ if(check_sig != PM_PGP_VERIFY_NEVER) {
+ _alpm_log(PM_LOG_DEBUG, "checking signature for %s\n", pkgfile);
+ ret = _alpm_gpgme_checksig(pkgfile, base64_sig);
+ if((check_sig == PM_PGP_VERIFY_ALWAYS && ret != 0) ||
+ (check_sig == PM_PGP_VERIFY_OPTIONAL && ret == 1)) {
+ RET_ERR(PM_ERR_SIG_INVALID, NULL);
+ }
+ }
+
+ /* next- try to create an archive object to read in the package */
if((archive = archive_read_new()) == NULL) {
alpm_pkg_free(newpkg);
RET_ERR(PM_ERR_LIBARCHIVE, NULL);
@@ -332,7 +354,6 @@ static pmpkg_t *pkg_load(const char *pkgfile, int full)
/* internal fields for package struct */
newpkg->origin = PKG_FROM_FILE;
- /* TODO eventually kill/move this? */
newpkg->origin_data.file = strdup(pkgfile);
newpkg->ops = get_file_pkg_ops();
@@ -359,16 +380,15 @@ error:
return NULL;
}
-int SYMEXPORT alpm_pkg_load(const char *filename, int full, pmpkg_t **pkg)
+int SYMEXPORT alpm_pkg_load(const char *filename, int full,
+ pgp_verify_t check_sig, pmpkg_t **pkg)
{
ALPM_LOG_FUNC;
/* Sanity checks */
- ASSERT(filename != NULL && strlen(filename) != 0,
- RET_ERR(PM_ERR_WRONG_ARGS, -1));
ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
- *pkg = pkg_load(filename, full);
+ *pkg = _alpm_pkg_load_internal(filename, full, NULL, NULL, check_sig);
if(*pkg == NULL) {
/* pm_errno is set by pkg_load */
return -1;
diff --git a/lib/libalpm/package.h b/lib/libalpm/package.h
index 390dcd95..debb239c 100644
--- a/lib/libalpm/package.h
+++ b/lib/libalpm/package.h
@@ -139,6 +139,10 @@ pmpkg_t* _alpm_pkg_new(void);
pmpkg_t *_alpm_pkg_dup(pmpkg_t *pkg);
void _alpm_pkg_free(pmpkg_t *pkg);
void _alpm_pkg_free_trans(pmpkg_t *pkg);
+
+pmpkg_t *_alpm_pkg_load_internal(const char *filename, int full,
+ const char *md5sum, const char *base64_sig, pgp_verify_t check_sig);
+
int _alpm_pkg_cmp(const void *p1, const void *p2);
int _alpm_pkg_compare_versions(pmpkg_t *local_pkg, pmpkg_t *pkg);
pmpkg_t *_alpm_pkg_find(alpm_list_t *haystack, const char *needle);
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index a702bac5..4b42af4d 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -862,45 +862,27 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
for(i = trans->add; i; i = i->next, current++) {
pmpkg_t *spkg = i->data;
int percent = (current * 100) / numtargs;
+ const char *filename;
+ char *filepath;
+ pgp_verify_t check_sig;
+
+ PROGRESS(trans, PM_TRANS_PROGRESS_INTEGRITY_START, "", percent,
+ numtargs, current);
if(spkg->origin == PKG_FROM_FILE) {
continue; /* pkg_load() has been already called, this package is valid */
}
- PROGRESS(trans, PM_TRANS_PROGRESS_INTEGRITY_START, "", percent,
- numtargs, current);
- const char *filename = alpm_pkg_get_filename(spkg);
- char *filepath = _alpm_filecache_find(filename);
- const char *md5sum = alpm_pkg_get_md5sum(spkg);
- pgp_verify_t check_sig;
-
- /* 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 */
+ filename = alpm_pkg_get_filename(spkg);
+ filepath = _alpm_filecache_find(filename);
pmdb_t *sdb = alpm_pkg_get_db(spkg);
-
check_sig = _alpm_db_get_sigverify_level(sdb);
- if(check_sig != PM_PGP_VERIFY_NEVER) {
- int ret = _alpm_gpgme_checksig(filepath, spkg->base64_sig);
- if((check_sig == PM_PGP_VERIFY_ALWAYS && ret != 0) ||
- (check_sig == 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);
- pmpkg_t *pkgfile;
- if(alpm_pkg_load(filepath, 1, &pkgfile) != 0) {
- _alpm_pkg_free(pkgfile);
+ pmpkg_t *pkgfile =_alpm_pkg_load_internal(filepath, 1, spkg->md5sum,
+ spkg->base64_sig, check_sig);
+ if(!pkgfile) {
errors++;
*data = alpm_list_add(*data, strdup(filename));
FREE(filepath);
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-12-02 15:43:37 +0000