/* * handle.c * * Copyright (c) 2006-2010 Pacman Development Team <pacman-dev@archlinux.org> * Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org> * Copyright (c) 2005 by Aurelien Foret <orelien@chez.com> * Copyright (c) 2005, 2006 by Miklos Vajna <vmiklos@frugalware.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 <string.h> #include <limits.h> #include <sys/types.h> #include <syslog.h> #include <time.h> #include <sys/stat.h> #include <errno.h> /* libalpm */ #include "handle.h" #include "alpm_list.h" #include "util.h" #include "log.h" #include "trans.h" #include "alpm.h" /* global var for handle (private to libalpm) */ pmhandle_t *handle = NULL; pmhandle_t *_alpm_handle_new() { pmhandle_t *handle; ALPM_LOG_FUNC; CALLOC(handle, 1, sizeof(pmhandle_t), RET_ERR(PM_ERR_MEMORY, NULL)); handle->lckfd = -1; return(handle); } void _alpm_handle_free(pmhandle_t *handle) { ALPM_LOG_FUNC; if(handle == NULL) { return; } /* close logfile */ if(handle->logstream) { fclose(handle->logstream); handle->logstream= NULL; } if(handle->usesyslog) { handle->usesyslog = 0; closelog(); } /* free memory */ _alpm_trans_free(handle->trans); FREE(handle->root); FREE(handle->dbpath); FREELIST(handle->cachedirs); FREE(handle->logfile); FREE(handle->lockfile); FREE(handle->arch); 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() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->logcb; } alpm_cb_download SYMEXPORT alpm_option_get_dlcb() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->dlcb; } alpm_cb_fetch SYMEXPORT alpm_option_get_fetchcb() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->fetchcb; } alpm_cb_totaldl SYMEXPORT alpm_option_get_totaldlcb() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->totaldlcb; } const char SYMEXPORT *alpm_option_get_root() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->root; } const char SYMEXPORT *alpm_option_get_dbpath() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->dbpath; } alpm_list_t SYMEXPORT *alpm_option_get_cachedirs() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->cachedirs; } const char SYMEXPORT *alpm_option_get_logfile() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->logfile; } const char SYMEXPORT *alpm_option_get_lockfile() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->lockfile; } int SYMEXPORT alpm_option_get_usesyslog() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return -1; } return handle->usesyslog; } alpm_list_t SYMEXPORT *alpm_option_get_noupgrades() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->noupgrade; } alpm_list_t SYMEXPORT *alpm_option_get_noextracts() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->noextract; } alpm_list_t SYMEXPORT *alpm_option_get_ignorepkgs() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->ignorepkg; } alpm_list_t SYMEXPORT *alpm_option_get_ignoregrps() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->ignoregrp; } const char SYMEXPORT *alpm_option_get_arch() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->arch; } int SYMEXPORT alpm_option_get_usedelta() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return -1; } return handle->usedelta; } pmdb_t SYMEXPORT *alpm_option_get_localdb() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->db_local; } alpm_list_t SYMEXPORT *alpm_option_get_syncdbs() { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return NULL; } return handle->dbs_sync; } void SYMEXPORT alpm_option_set_logcb(alpm_cb_log cb) { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return; } handle->logcb = cb; } void SYMEXPORT alpm_option_set_dlcb(alpm_cb_download cb) { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return; } handle->dlcb = cb; } void SYMEXPORT alpm_option_set_fetchcb(alpm_cb_fetch cb) { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return; } handle->fetchcb = cb; } void SYMEXPORT alpm_option_set_totaldlcb(alpm_cb_totaldl cb) { if (handle == NULL) { pm_errno = PM_ERR_HANDLE_NULL; return; } handle->totaldlcb = cb; } int SYMEXPORT alpm_option_set_root(const char *root) { struct stat st; char *realroot; size_t rootlen; ALPM_LOG_FUNC; if(!root) { pm_errno = PM_ERR_WRONG_ARGS; return(-1); } if(stat(root, &st) == -1 || !S_ISDIR(st.st_mode)) { pm_errno = PM_ERR_NOT_A_DIR; return(-1); } realroot = calloc(PATH_MAX+1, sizeof(char)); if(!realpath(root, realroot)) { FREE(realroot); pm_errno = PM_ERR_NOT_A_DIR; return(-1); } /* verify root ends in a '/' */ rootlen = strlen(realroot); if(realroot[rootlen-1] != '/') { rootlen += 1; } if(handle->root) { FREE(handle->root); } handle->root = calloc(rootlen + 1, sizeof(char)); strncpy(handle->root, realroot, rootlen); handle->root[rootlen-1] = '/'; FREE(realroot); _alpm_log(PM_LOG_DEBUG, "option 'root' = %s\n", handle->root); return(0); } int SYMEXPORT alpm_option_set_dbpath(const char *dbpath) { struct stat st; size_t dbpathlen, lockfilelen; const char *lf = "db.lck"; ALPM_LOG_FUNC; if(!dbpath) { pm_errno = PM_ERR_WRONG_ARGS; return(-1); } if(stat(dbpath, &st) == -1 || !S_ISDIR(st.st_mode)) { pm_errno = PM_ERR_NOT_A_DIR; return(-1); } /* verify dbpath ends in a '/' */ dbpathlen = strlen(dbpath); if(dbpath[dbpathlen-1] != '/') { dbpathlen += 1; } if(handle->dbpath) { FREE(handle->dbpath); } handle->dbpath = calloc(dbpathlen+1, sizeof(char)); strncpy(handle->dbpath, dbpath, dbpathlen); handle->dbpath[dbpathlen-1] = '/'; _alpm_log(PM_LOG_DEBUG, "option 'dbpath' = %s\n", handle->dbpath); if(handle->lockfile) { FREE(handle->lockfile); } lockfilelen = strlen(handle->dbpath) + strlen(lf) + 1; 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); } int SYMEXPORT alpm_option_add_cachedir(const char *cachedir) { char *newcachedir; size_t cachedirlen; ALPM_LOG_FUNC; if(!cachedir) { pm_errno = PM_ERR_WRONG_ARGS; 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. */ /* verify cachedir ends in a '/' */ cachedirlen = strlen(cachedir); if(cachedir[cachedirlen-1] != '/') { cachedirlen += 1; } newcachedir = calloc(cachedirlen + 1, sizeof(char)); strncpy(newcachedir, cachedir, cachedirlen); newcachedir[cachedirlen-1] = '/'; handle->cachedirs = alpm_list_add(handle->cachedirs, newcachedir); _alpm_log(PM_LOG_DEBUG, "option 'cachedir' = %s\n", newcachedir); return(0); } void SYMEXPORT alpm_option_set_cachedirs(alpm_list_t *cachedirs) { if(handle->cachedirs) FREELIST(handle->cachedirs); if(cachedirs) handle->cachedirs = cachedirs; } int SYMEXPORT alpm_option_remove_cachedir(const char *cachedir) { char *vdata = NULL; char *newcachedir; size_t cachedirlen; /* verify cachedir ends in a '/' */ cachedirlen = strlen(cachedir); if(cachedir[cachedirlen-1] != '/') { cachedirlen += 1; } newcachedir = calloc(cachedirlen + 1, sizeof(char)); strncpy(newcachedir, cachedir, cachedirlen); newcachedir[cachedirlen-1] = '/'; handle->cachedirs = alpm_list_remove_str(handle->cachedirs, newcachedir, &vdata); FREE(newcachedir); if(vdata != NULL) { FREE(vdata); return(1); } return(0); } int SYMEXPORT alpm_option_set_logfile(const char *logfile) { char *oldlogfile = handle->logfile; ALPM_LOG_FUNC; if(!logfile) { pm_errno = PM_ERR_WRONG_ARGS; return(-1); } handle->logfile = strdup(logfile); /* free the old logfile path string, and close the stream so logaction * will reopen a new stream on the new logfile */ if(oldlogfile) { FREE(oldlogfile); } if(handle->logstream) { fclose(handle->logstream); handle->logstream = NULL; } _alpm_log(PM_LOG_DEBUG, "option 'logfile' = %s\n", handle->logfile); return(0); } void SYMEXPORT alpm_option_set_usesyslog(int usesyslog) { handle->usesyslog = usesyslog; } void SYMEXPORT alpm_option_add_noupgrade(const char *pkg) { handle->noupgrade = alpm_list_add(handle->noupgrade, strdup(pkg)); } void SYMEXPORT alpm_option_set_noupgrades(alpm_list_t *noupgrade) { if(handle->noupgrade) FREELIST(handle->noupgrade); if(noupgrade) handle->noupgrade = noupgrade; } int SYMEXPORT alpm_option_remove_noupgrade(const char *pkg) { char *vdata = NULL; handle->noupgrade = alpm_list_remove_str(handle->noupgrade, pkg, &vdata); if(vdata != NULL) { FREE(vdata); return(1); } return(0); } void SYMEXPORT alpm_option_add_noextract(const char *pkg) { handle->noextract = alpm_list_add(handle->noextract, strdup(pkg)); } void SYMEXPORT alpm_option_set_noextracts(alpm_list_t *noextract) { if(handle->noextract) FREELIST(handle->noextract); if(noextract) handle->noextract = noextract; } int SYMEXPORT alpm_option_remove_noextract(const char *pkg) { char *vdata = NULL; handle->noextract = alpm_list_remove_str(handle->noextract, pkg, &vdata); if(vdata != NULL) { FREE(vdata); return(1); } return(0); } void SYMEXPORT alpm_option_add_ignorepkg(const char *pkg) { handle->ignorepkg = alpm_list_add(handle->ignorepkg, strdup(pkg)); } void SYMEXPORT alpm_option_set_ignorepkgs(alpm_list_t *ignorepkgs) { if(handle->ignorepkg) FREELIST(handle->ignorepkg); if(ignorepkgs) handle->ignorepkg = ignorepkgs; } int SYMEXPORT alpm_option_remove_ignorepkg(const char *pkg) { char *vdata = NULL; handle->ignorepkg = alpm_list_remove_str(handle->ignorepkg, pkg, &vdata); if(vdata != NULL) { FREE(vdata); return(1); } return(0); } void SYMEXPORT alpm_option_add_ignoregrp(const char *grp) { handle->ignoregrp = alpm_list_add(handle->ignoregrp, strdup(grp)); } void SYMEXPORT alpm_option_set_ignoregrps(alpm_list_t *ignoregrps) { if(handle->ignoregrp) FREELIST(handle->ignoregrp); if(ignoregrps) handle->ignoregrp = ignoregrps; } int SYMEXPORT alpm_option_remove_ignoregrp(const char *grp) { char *vdata = NULL; handle->ignoregrp = alpm_list_remove_str(handle->ignoregrp, grp, &vdata); if(vdata != NULL) { FREE(vdata); return(1); } return(0); } void SYMEXPORT alpm_option_set_arch(const char *arch) { if(handle->arch) FREE(handle->arch); if(arch) handle->arch = strdup(arch); } void SYMEXPORT alpm_option_set_usedelta(int usedelta) { handle->usedelta = usedelta; } /* vim: set ts=2 sw=2 noet: */