diff options
Diffstat (limited to 'lib/libalpm/handle.c')
| -rw-r--r-- | lib/libalpm/handle.c | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c new file mode 100644 index 00000000..281eb96c --- /dev/null +++ b/lib/libalpm/handle.c @@ -0,0 +1,229 @@ +/* + * 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: */ |