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-rw-r--r--archival/dpkg.c134
1 files changed, 15 insertions, 119 deletions
diff --git a/archival/dpkg.c b/archival/dpkg.c
index 2895f4f..c911333 100644
--- a/archival/dpkg.c
+++ b/archival/dpkg.c
@@ -7,19 +7,7 @@
*
* Started life as a busybox implementation of udpkg
*
- * 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 Library 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.
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
/*
@@ -556,7 +544,7 @@ static unsigned int fill_package_struct(char *control_buffer)
"Conflicts", "Suggests", "Recommends", "Enhances", 0
};
- common_node_t *new_node = (common_node_t *) xcalloc(1, sizeof(common_node_t));
+ common_node_t *new_node = (common_node_t *) xzalloc(sizeof(common_node_t));
char *field_name;
char *field_value;
int field_start = 0;
@@ -677,8 +665,7 @@ static void set_status(const unsigned int status_node_num, const char *new_value
bb_error_msg_and_die("DEBUG ONLY: this shouldnt happen");
}
- new_status = (char *) xmalloc(want_len + flag_len + status_len + 3);
- sprintf(new_status, "%s %s %s", name_hashtable[want], name_hashtable[flag], name_hashtable[status]);
+ new_status = bb_xasprintf("%s %s %s", name_hashtable[want], name_hashtable[flag], name_hashtable[status]);
status_hashtable[status_node_num]->status = search_name_hashtable(new_status);
free(new_status);
return;
@@ -741,79 +728,6 @@ static void index_status_file(const char *filename)
return;
}
-#if 0 /* this code is no longer used */
-char *get_depends_field(common_node_t *package, const int depends_type)
-{
- char *depends = NULL;
- char *old_sep = (char *)xcalloc(1, 3);
- char *new_sep = (char *)xcalloc(1, 3);
- int line_size = 0;
- int depends_size;
-
- int i;
-
- for (i = 0; i < package->num_of_edges; i++) {
- if ((package->edge[i]->type == EDGE_OR_PRE_DEPENDS) ||
- (package->edge[i]->type == EDGE_OR_DEPENDS)) {
- }
-
- if ((package->edge[i]->type == depends_type) ||
- (package->edge[i]->type == depends_type + 1)) {
- /* Check if its the first time through */
-
- depends_size = 8 + strlen(name_hashtable[package->edge[i]->name])
- + strlen(name_hashtable[package->edge[i]->version]);
- line_size += depends_size;
- depends = (char *) xrealloc(depends, line_size + 1);
-
- /* Check to see if this dependency is the type we are looking for
- * +1 to check for 'extra' types, e.g. ored dependecies */
- strcpy(old_sep, new_sep);
- if (package->edge[i]->type == depends_type) {
- strcpy(new_sep, ", ");
- }
- else if (package->edge[i]->type == depends_type + 1) {
- strcpy(new_sep, "| ");
- }
-
- if (depends_size == line_size) {
- strcpy(depends, "");
- } else {
- if ((strcmp(old_sep, "| ") == 0) && (strcmp(new_sep, "| ") == 0)) {
- strcat(depends, " | ");
- } else {
- strcat(depends, ", ");
- }
- }
-
- strcat(depends, name_hashtable[package->edge[i]->name]);
- if (strcmp(name_hashtable[package->edge[i]->version], "NULL") != 0) {
- if (package->edge[i]->operator == VER_EQUAL) {
- strcat(depends, " (= ");
- }
- else if (package->edge[i]->operator == VER_LESS) {
- strcat(depends, " (<< ");
- }
- else if (package->edge[i]->operator == VER_LESS_EQUAL) {
- strcat(depends, " (<= ");
- }
- else if (package->edge[i]->operator == VER_MORE) {
- strcat(depends, " (>> ");
- }
- else if (package->edge[i]->operator == VER_MORE_EQUAL) {
- strcat(depends, " (>= ");
- } else {
- strcat(depends, " (");
- }
- strcat(depends, name_hashtable[package->edge[i]->version]);
- strcat(depends, ")");
- }
- }
- }
- return(depends);
-}
-#endif
-
static void write_buffer_no_status(FILE *new_status_file, const char *control_buffer)
{
char *name;
@@ -1027,11 +941,9 @@ static int check_deps(deb_file_t **deb_file, int deb_start, int dep_max_count)
package_hashtable[package_num]->edge[j]->operator);
if (package_hashtable[conflicts_package_num] == NULL) {
/* create a new package */
- common_node_t *new_node = (common_node_t *) xmalloc(sizeof(common_node_t));
+ common_node_t *new_node = (common_node_t *) xzalloc(sizeof(common_node_t));
new_node->name = package_hashtable[package_num]->edge[j]->name;
new_node->version = package_hashtable[package_num]->edge[j]->version;
- new_node->num_of_edges = 0;
- new_node->edge = NULL;
package_hashtable[conflicts_package_num] = new_node;
}
conflicts = xrealloc(conflicts, sizeof(int) * (conflicts_num + 1));
@@ -1279,15 +1191,10 @@ static int run_package_script(const char *package_name, const char *script_type)
char *script_path;
int result;
- script_path = xmalloc(strlen(package_name) + strlen(script_type) + 21);
- sprintf(script_path, "/var/lib/dpkg/info/%s.%s", package_name, script_type);
+ script_path = bb_xasprintf("/var/lib/dpkg/info/%s.%s", package_name, script_type);
/* If the file doesnt exist is isnt a fatal */
- if (lstat(script_path, &path_stat) < 0) {
- result = EXIT_SUCCESS;
- } else {
- result = system(script_path);
- }
+ result = lstat(script_path, &path_stat) < 0 ? EXIT_SUCCESS : system(script_path);
free(script_path);
return(result);
}
@@ -1301,13 +1208,11 @@ static char **all_control_list(const char *package_name)
char **remove_files;
/* Create a list of all /var/lib/dpkg/info/<package> files */
- remove_files = xmalloc(sizeof(all_control_files));
+ remove_files = xzalloc(sizeof(all_control_files));
while (all_control_files[i]) {
- remove_files[i] = xmalloc(strlen(package_name) + strlen(all_control_files[i]) + 21);
- sprintf(remove_files[i], "/var/lib/dpkg/info/%s.%s", package_name, all_control_files[i]);
+ remove_files[i] = bb_xasprintf("/var/lib/dpkg/info/%s.%s", package_name, all_control_files[i]);
i++;
}
- remove_files[sizeof(all_control_files)/sizeof(char*) - 1] = NULL;
return(remove_files);
}
@@ -1400,11 +1305,9 @@ static void remove_package(const unsigned int package_num, int noisy)
free_array(remove_files);
/* Create a list of files in /var/lib/dpkg/info/<package>.* to keep */
- exclude_files = xmalloc(sizeof(char*) * 3);
+ exclude_files = xzalloc(sizeof(char*) * 3);
exclude_files[0] = bb_xstrdup(conffile_name);
- exclude_files[1] = xmalloc(package_name_length + 27);
- sprintf(exclude_files[1], "/var/lib/dpkg/info/%s.postrm", package_name);
- exclude_files[2] = NULL;
+ exclude_files[1] = bb_xasprintf("/var/lib/dpkg/info/%s.postrm", package_name);
/* Create a list of all /var/lib/dpkg/info/<package> files */
remove_files = all_control_list(package_name);
@@ -1440,8 +1343,7 @@ static void purge_package(const unsigned int package_num)
sprintf(list_name, "/var/lib/dpkg/info/%s.list", package_name);
remove_files = create_list(list_name);
- exclude_files = xmalloc(sizeof(char*));
- exclude_files[0] = NULL;
+ exclude_files = xzalloc(sizeof(char*));
/* Some directories cant be removed straight away, so do multiple passes */
while (remove_file_array(remove_files, exclude_files));
@@ -1536,9 +1438,7 @@ static void data_extract_all_prefix(archive_handle_t *archive_handle)
name_ptr += strspn(name_ptr, "./");
if (name_ptr[0] != '\0') {
- archive_handle->file_header->name = xmalloc(strlen(archive_handle->buffer) + 2 + strlen(name_ptr));
- strcpy(archive_handle->file_header->name, archive_handle->buffer);
- strcat(archive_handle->file_header->name, name_ptr);
+ archive_handle->file_header->name = bb_xasprintf("%s%s", archive_handle->buffer, name_ptr);
data_extract_all(archive_handle);
}
return;
@@ -1567,14 +1467,12 @@ static void unpack_package(deb_file_t *deb_file)
}
/* Extract control.tar.gz to /var/lib/dpkg/info/<package>.filename */
- info_prefix = (char *) xmalloc(strlen(package_name) + 20 + 4 + 2);
- sprintf(info_prefix, "/var/lib/dpkg/info/%s.", package_name);
+ info_prefix = bb_xasprintf("/var/lib/dpkg/info/%s.", package_name);
archive_handle = init_archive_deb_ar(deb_file->filename);
init_archive_deb_control(archive_handle);
while(all_control_files[i]) {
- char *c = (char *) xmalloc(3 + strlen(all_control_files[i]));
- sprintf(c, "./%s", all_control_files[i]);
+ char *c = bb_xasprintf("./%s", all_control_files[i]);
llist_add_to(&accept_list, c);
i++;
}
@@ -1699,7 +1597,7 @@ int dpkg_main(int argc, char **argv)
while (optind < argc) {
/* deb_count = nb_elem - 1 and we need nb_elem + 1 to allocate terminal node [NULL pointer] */
deb_file = xrealloc(deb_file, sizeof(deb_file_t *) * (deb_count + 2));
- deb_file[deb_count] = (deb_file_t *) xmalloc(sizeof(deb_file_t));
+ deb_file[deb_count] = (deb_file_t *) xzalloc(sizeof(deb_file_t));
if (dpkg_opt & dpkg_opt_filename) {
archive_handle_t *archive_handle;
llist_t *control_list = NULL;
@@ -1742,8 +1640,6 @@ int dpkg_main(int argc, char **argv)
}
}
else if (dpkg_opt & dpkg_opt_package_name) {
- deb_file[deb_count]->filename = NULL;
- deb_file[deb_count]->control_file = NULL;
deb_file[deb_count]->package = search_package_hashtable(
search_name_hashtable(argv[optind]),
search_name_hashtable("ANY"), VER_ANY);
generated by cgit v1.1 at 2024-12-27 08:32:25 +0000