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/*
* handle.c
*
* Copyright (c) 2002-2005 by Judd Vinet <jvinet@zeroflux.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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <limits.h>
#include <sys/types.h>
#include <stdarg.h>
#include <syslog.h>
/* pacman */
#include "util.h"
#include "log.h"
#include "list.h"
#include "error.h"
#include "trans.h"
#include "alpm.h"
#include "handle.h"
/* log */
extern alpm_cb_log pm_logcb;
extern unsigned char pm_logmask;
pmhandle_t *handle_new()
{
pmhandle_t *handle;
handle = (pmhandle_t *)malloc(sizeof(pmhandle_t));
if(handle == NULL) {
RET_ERR(PM_ERR_MEMORY, NULL);
}
/* see if we're root or not */
handle->uid = geteuid();
if(!handle->uid && getenv("FAKEROOTKEY")) {
/* fakeroot doesn't count, we're non-root */
handle->uid = 99;
}
/* see if we're root or not (fakeroot does not count) */
if(handle->uid() == 0 && !getenv("FAKEROOTKEY")) {
handle->access = PM_ACCESS_RW;
} else {
handle->access = PM_ACCESS_RO;
}
handle->trans = NULL;
handle->db_local = NULL;
handle->dbs_sync = NULL;
handle->logfd = NULL;
handle->root = NULL;
handle->dbpath = NULL;
handle->logfile = NULL;
handle->noupgrade = NULL;
handle->ignorepkg = NULL;
handle->usesyslog = 0;
return(handle);
}
int handle_free(pmhandle_t *handle)
{
ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
/* close logfiles */
if(handle->logfd) {
fclose(handle->logfd);
handle->logfd = NULL;
}
if(handle->usesyslog) {
handle->usesyslog = 0;
closelog();
}
/* free memory */
FREETRANS(handle->trans);
FREE(handle->root);
FREE(handle->dbpath);
FREE(handle->logfile);
FREELIST(handle->dbs_sync);
FREELIST(handle->noupgrade);
FREELIST(handle->ignorepkg);
free(handle);
return(0);
}
int handle_set_option(pmhandle_t *handle, unsigned char val, unsigned long data)
{
PMList *lp;
char str[PATH_MAX];
/* Sanity checks */
ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
switch(val) {
case PM_OPT_DBPATH:
if(handle->db_local) {
RET_ERR(PM_ERR_DB_NOT_NULL, -1);
}
for(lp = handle->dbs_sync; lp; lp = lp->next) {
if(lp->data) {
RET_ERR(PM_ERR_DB_NOT_NULL, -1);
}
}
if(handle->trans && handle->trans->state != STATE_IDLE) {
RET_ERR(PM_ERR_TRANS_INITIALIZED, -1);
}
strncpy(str, ((char *)data) ? (char *)data : PM_DBPATH, PATH_MAX);
handle->dbpath = strdup(str);
_alpm_log(PM_LOG_FLOW2, "PM_OPT_DBPATH set to '%s'", handle->dbpath);
/* ORE
We should browse all databases to update db->path fields with the new
DBPATH value */
break;
case PM_OPT_LOGFILE:
if((char *)data == NULL || handle->uid() != 0) {
return(0);
}
if(handle->logfile) {
FREE(handle->logfile);
}
if(handle->logfd) {
if(fclose(handle->logfd) != 0) {
handle->logfd = NULL;
RET_ERR(PM_ERR_OPT_LOGFILE, -1);
}
handle->logfd = NULL;
}
if((handle->logfd = fopen((char *)data, "a")) == NULL) {
_alpm_log(PM_LOG_ERROR, "can't open log file %s", (char *)data);
RET_ERR(PM_ERR_OPT_LOGFILE, -1);
}
handle->logfile = strdup((char *)data);
_alpm_log(PM_LOG_FLOW2, "PM_OPT_LOGFILE set to '%s'", (char *)data);
break;
case PM_OPT_NOUPGRADE:
if((char *)data && strlen((char *)data) != 0) {
handle->noupgrade = pm_list_add(handle->noupgrade, strdup((char *)data));
_alpm_log(PM_LOG_FLOW2, "'%s' added to PM_OPT_NOUPGRADE", (char *)data);
} else {
FREELIST(handle->noupgrade);
_alpm_log(PM_LOG_FLOW2, "PM_OPT_NOUPGRADE flushed");
}
break;
case PM_OPT_IGNOREPKG:
if((char *)data && strlen((char *)data) != 0) {
handle->ignorepkg = pm_list_add(handle->ignorepkg, strdup((char *)data));
_alpm_log(PM_LOG_FLOW2, "'%s' added to PM_OPT_IGNOREPKG", (char *)data);
} else {
FREELIST(handle->ignorepkg);
_alpm_log(PM_LOG_FLOW2, "PM_OPT_IGNOREPKG flushed");
}
break;
case PM_OPT_USESYSLOG:
if(data != 0 && data != 1) {
RET_ERR(PM_ERR_OPT_USESYSLOG, -1);
}
if(handle->usesyslog == data) {
return(0);
}
if(handle->usesyslog) {
closelog();
} else {
openlog("alpm", 0, LOG_USER);
}
handle->usesyslog = (unsigned short)data;
_alpm_log(PM_LOG_FLOW2, "PM_OPT_USESYSLOG set to '%d'", handle->usesyslog);
break;
case PM_OPT_LOGCB:
pm_logcb = (alpm_cb_log)data;
break;
case PM_OPT_LOGMASK:
pm_logmask = (unsigned char)data;
_alpm_log(PM_LOG_FLOW2, "PM_OPT_LOGMASK set to '%02x'", (unsigned char)data);
break;
default:
RET_ERR(PM_ERR_WRONG_ARGS, -1);
}
return(0);
}
int handle_get_option(pmhandle_t *handle, unsigned char val, long *data)
{
/* Sanity checks */
ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
switch(val) {
case PM_OPT_ROOT: *data = (long)handle->root; break;
case PM_OPT_DBPATH: *data = (long)handle->dbpath; break;
case PM_OPT_LOCALDB: *data = (long)handle->db_local; break;
case PM_OPT_SYNCDB: *data = (long)handle->dbs_sync; break;
case PM_OPT_LOGFILE: *data = (long)handle->logfile; break;
case PM_OPT_NOUPGRADE: *data = (long)handle->noupgrade; break;
case PM_OPT_IGNOREPKG: *data = (long)handle->ignorepkg; break;
case PM_OPT_USESYSLOG: *data = handle->usesyslog; break;
case PM_OPT_LOGCB: *data = (long)pm_logcb; break;
case PM_OPT_LOGMASK: *data = pm_logmask; break;
default:
RET_ERR(PM_ERR_WRONG_ARGS, -1);
break;
}
return(0);
}
/* vim: set ts=2 sw=2 noet: */
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