* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
-#include <stdio.h>
-#include <unistd.h>
-#include <signal.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <netinet/in.h> /* For ntohl & htonl function */
-#include <string.h> /* For strncmp */
-#include <sys/mman.h> /* For mmap */
-#include <time.h> /* For ctime */
-
#include "busybox.h"
#include "unarchive.h"
static rpm_index **mytags;
static int tagcount;
-void extract_cpio_gz(int fd);
-rpm_index **rpm_gettags(int fd, int *num_tags);
-int bsearch_rpmtag(const void *key, const void *item);
-char *rpm_getstring(int tag, int itemindex);
-int rpm_getint(int tag, int itemindex);
-int rpm_getcount(int tag);
-void exec_script(int progtag, int datatag, char *prefix);
-void fileaction_dobackup(char *filename, int fileref);
-void fileaction_setowngrp(char *filename, int fileref);
-void fileaction_list(char *filename, int itemno);
-void loop_through_files(int filetag, void (*fileaction)(char *filename, int fileref));
+static void extract_cpio_gz(int fd);
+static rpm_index **rpm_gettags(int fd, int *num_tags);
+static int bsearch_rpmtag(const void *key, const void *item);
+static char *rpm_getstring(int tag, int itemindex);
+static int rpm_getint(int tag, int itemindex);
+static int rpm_getcount(int tag);
+static void fileaction_dobackup(char *filename, int fileref);
+static void fileaction_setowngrp(char *filename, int fileref);
+static void loop_through_files(int filetag, void (*fileaction)(char *filename, int fileref));
int rpm_main(int argc, char **argv)
{
if (optind == argc) bb_show_usage();
while (optind < argc) {
- rpm_fd = bb_xopen(argv[optind], O_RDONLY);
+ rpm_fd = xopen(argv[optind], O_RDONLY);
mytags = rpm_gettags(rpm_fd, (int *) &tagcount);
offset = lseek(rpm_fd, 0, SEEK_CUR);
if (!mytags) { printf("Error reading rpm header\n"); exit(-1); }
return 0;
}
-void extract_cpio_gz(int fd) {
+static void extract_cpio_gz(int fd) {
archive_handle_t *archive_handle;
unsigned char magic[2];
/* Initialise */
archive_handle = init_handle();
- archive_handle->seek = seek_by_char;
+ archive_handle->seek = seek_by_read;
//archive_handle->action_header = header_list;
archive_handle->action_data = data_extract_all;
archive_handle->flags |= ARCHIVE_PRESERVE_DATE;
archive_handle->src_fd = fd;
archive_handle->offset = 0;
- bb_xread_all(archive_handle->src_fd, &magic, 2);
+ xread(archive_handle->src_fd, &magic, 2);
if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
- bb_error_msg_and_die("Invalid gzip magic");
+ bb_error_msg_and_die("invalid gzip magic");
}
check_header_gzip(archive_handle->src_fd);
- bb_xchdir("/"); // Install RPM's to root
+ xchdir("/"); // Install RPM's to root
archive_handle->src_fd = open_transformer(archive_handle->src_fd, inflate_gunzip);
archive_handle->offset = 0;
}
-rpm_index **rpm_gettags(int fd, int *num_tags)
+static rpm_index **rpm_gettags(int fd, int *num_tags)
{
rpm_index **tags = xzalloc(200 * sizeof(struct rpmtag *)); /* We should never need mode than 200, and realloc later */
int pass, tagindex = 0;
return tags; /* All done, leave the file at the start of the gzipped cpio archive */
}
-int bsearch_rpmtag(const void *key, const void *item)
+static int bsearch_rpmtag(const void *key, const void *item)
{
int *tag = (int *)key;
rpm_index **tmp = (rpm_index **) item;
return (*tag - tmp[0]->tag);
}
-int rpm_getcount(int tag)
+static int rpm_getcount(int tag)
{
rpm_index **found;
found = bsearch(&tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
else return found[0]->count;
}
-char *rpm_getstring(int tag, int itemindex)
+static char *rpm_getstring(int tag, int itemindex)
{
rpm_index **found;
found = bsearch(&tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
} else return NULL;
}
-int rpm_getint(int tag, int itemindex)
+static int rpm_getint(int tag, int itemindex)
{
rpm_index **found;
int n, *tmpint;
} else return -1;
}
-void fileaction_dobackup(char *filename, int fileref)
+static void fileaction_dobackup(char *filename, int fileref)
{
struct stat oldfile;
int stat_res;
if (rpm_getint(RPMTAG_FILEFLAGS, fileref) & RPMFILE_CONFIG) { /* Only need to backup config files */
stat_res = lstat (filename, &oldfile);
if (stat_res == 0 && S_ISREG(oldfile.st_mode)) { /* File already exists - really should check MD5's etc to see if different */
- newname = bb_xstrdup(filename);
- newname = strcat(newname, ".rpmorig");
+ newname = xasprintf("%s.rpmorig", filename);
copy_file(filename, newname, FILEUTILS_RECUR | FILEUTILS_PRESERVE_STATUS);
remove_file(filename, FILEUTILS_RECUR | FILEUTILS_FORCE);
free(newname);
}
}
-void fileaction_setowngrp(char *filename, int fileref)
+static void fileaction_setowngrp(char *filename, int fileref)
{
int uid, gid;
uid = bb_xgetpwnam(rpm_getstring(RPMTAG_FILEUSERNAME, fileref));
gid = bb_xgetgrnam(rpm_getstring(RPMTAG_FILEGROUPNAME, fileref));
- chown (filename, uid, gid);
-}
-
-void fileaction_list(char *filename, int ATTRIBUTE_UNUSED fileref)
-{
- printf("%s\n", filename);
+ chown(filename, uid, gid);
}
-void loop_through_files(int filetag, void (*fileaction)(char *filename, int fileref))
+static void loop_through_files(int filetag, void (*fileaction)(char *filename, int fileref))
{
int count = 0;
while (rpm_getstring(filetag, count)) {
- char * filename = bb_xasprintf("%s%s",
+ char * filename = xasprintf("%s%s",
rpm_getstring(RPMTAG_DIRNAMES, rpm_getint(RPMTAG_DIRINDEXES,
count)), rpm_getstring(RPMTAG_BASENAMES, count));
fileaction(filename, count++);