Initial revision

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: */