void-packages/lib/repository.c

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/*-
* Copyright (c) 2008-2009 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <limits.h>
#include <prop/proplib.h>
#include <xbps_api.h>
int
xbps_register_repository(const char *uri)
{
prop_dictionary_t dict;
prop_array_t array;
prop_object_t obj = NULL;
const char *rootdir;
char *plist;
int rv = 0;
assert(uri != NULL);
rootdir = xbps_get_rootdir();
plist = xbps_xasprintf("%s/%s/%s", rootdir,
XBPS_META_PATH, XBPS_REPOLIST);
if (plist == NULL)
return errno;
/* First check if we have the repository plist file. */
dict = prop_dictionary_internalize_from_file(plist);
if (dict == NULL) {
/* Looks like not, create it. */
dict = prop_dictionary_create();
if (dict == NULL) {
rv = errno;
goto out2;
}
/* Create the array and add the repository URI on it. */
array = prop_array_create();
if (array == NULL) {
rv = errno;
goto out;
}
if (!prop_array_set_cstring_nocopy(array, 0, uri)) {
rv = errno;
goto out;
}
/* Add the array obj into the main dictionary. */
if (!xbps_add_obj_to_dict(dict, array, "repository-list")) {
rv = errno;
goto out;
}
} else {
/* Append into the array, the plist file exists. */
array = prop_dictionary_get(dict, "repository-list");
if (array == NULL) {
rv = errno;
goto out;
}
/* It seems that this object is already there */
if (xbps_find_string_in_array(array, uri)) {
errno = EEXIST;
goto out;
}
obj = prop_string_create_cstring(uri);
if (!xbps_add_obj_to_array(array, obj)) {
prop_object_release(obj);
rv = errno;
goto out;
}
}
/* Write dictionary into plist file. */
if (!prop_dictionary_externalize_to_file(dict, plist)) {
if (obj)
prop_object_release(obj);
rv = errno;
}
out:
prop_object_release(dict);
out2:
free(plist);
return rv;
}
int
xbps_unregister_repository(const char *uri)
{
prop_dictionary_t dict;
prop_array_t array;
const char *rootdir;
char *plist;
int rv = 0;
assert(uri != NULL);
rootdir = xbps_get_rootdir();
plist = xbps_xasprintf("%s/%s/%s", rootdir,
XBPS_META_PATH, XBPS_REPOLIST);
if (plist == NULL)
return errno;
dict = prop_dictionary_internalize_from_file(plist);
if (dict == NULL) {
free(plist);
return errno;
}
array = prop_dictionary_get(dict, "repository-list");
if (array == NULL) {
rv = errno;
goto out;
}
rv = xbps_remove_string_from_array(array, uri);
if (rv == 0) {
/* Update plist file. */
if (!prop_dictionary_externalize_to_file(dict, plist))
rv = errno;
}
out:
prop_object_release(dict);
free(plist);
return rv;
}