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-rw-r--r--lib/libalpm/handle.c229
1 files changed, 229 insertions, 0 deletions
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c
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+++ b/lib/libalpm/handle.c
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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) {
+ PM_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(getuid() == 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, PM_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, PM_RET_ERR(PM_ERR_HANDLE_NULL, -1));
+
+ switch(val) {
+ case PM_OPT_DBPATH:
+ if(handle->db_local) {
+ PM_RET_ERR(PM_ERR_DB_NOT_NULL, -1);
+ }
+ for(lp = handle->dbs_sync; lp; lp = lp->next) {
+ if(lp->data) {
+ PM_RET_ERR(PM_ERR_DB_NOT_NULL, -1);
+ }
+ }
+
+ if(handle->trans && handle->trans->state != STATE_IDLE) {
+ PM_RET_ERR(PM_ERR_TRANS_INITIALIZED, -1);
+ }
+
+ strncpy(str, ((char *)data) ? (char *)data : PACDBPATH, PATH_MAX);
+ handle->dbpath = strdup(str);
+ _alpm_log(PM_LOG_FLOW2, "PM_OPT_DBPATH set to '%s'", handle->dbpath);
+ break;
+ case PM_OPT_LOGFILE:
+ if((char *)data == NULL || getuid() != 0) {
+ return(0);
+ }
+ if(handle->logfile) {
+ FREE(handle->logfile);
+ }
+ if(handle->logfd) {
+ if(fclose(handle->logfd) != 0) {
+ handle->logfd = NULL;
+ PM_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);
+ PM_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) {
+ PM_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:
+ PM_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, PM_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:
+ PM_RET_ERR(PM_ERR_WRONG_ARGS, -1);
+ break;
+ }
+
+ return(0);
+}
+
+/* vim: set ts=2 sw=2 noet: */