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->action_header = header_list;
archive_handle->action_data = data_extract_all;
archive_handle->flags |= ARCHIVE_PRESERVE_DATE;
archive_handle->flags |= ARCHIVE_CREATE_LEADING_DIRS;
archive_handle->src_fd = fd;
archive_handle->offset = 0;
bb_xread_all(archive_handle->src_fd, &magic, 2);
if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
bb_error_msg_and_die("Invalid gzip magic");
}
check_header_gzip(archive_handle->src_fd);
bb_xchdir("/"); // Install RPM's to root
archive_handle->src_fd = open_transformer(archive_handle->src_fd, inflate_gunzip);
archive_handle->offset = 0;
while (get_header_cpio(archive_handle) == EXIT_SUCCESS);
}
int makedevs_main(int argc, char **argv)
{
FILE *table = stdin;
char *rootdir = NULL;
char *line = NULL;
int linenum = 0;
int ret = EXIT_SUCCESS;
unsigned long flags;
flags = bb_getopt_ulflags(argc, argv, "d:", &line);
if (line)
table = bb_xfopen(line, "r");
if (optind >= argc || (rootdir=argv[optind])==NULL) {
bb_error_msg_and_die("root directory not specified");
}
bb_xchdir(rootdir);
umask(0);
printf("rootdir=%s\n", rootdir);
if (line) {
printf("table='%s'\n", line);
} else {
printf("table=<stdin>\n");
}
while ((line = bb_get_chomped_line_from_file(table))) {
char type;
unsigned int mode = 0755;
unsigned int major = 0;
unsigned int minor = 0;
unsigned int count = 0;
unsigned int increment = 0;
unsigned int start = 0;
char name[41];
char user[41];
char group[41];
char *full_name;
uid_t uid;
gid_t gid;
linenum++;
if ((2 > sscanf(line, "%40s %c %o %40s %40s %u %u %u %u %u", name,
&type, &mode, user, group, &major,
&minor, &start, &increment, &count)) ||
((major | minor | start | count | increment) > 255))
{
if (*line=='\0' || *line=='#' || isspace(*line))
continue;
bb_error_msg("line %d invalid: '%s'\n", linenum, line);
ret = EXIT_FAILURE;
continue;
}
if (name[0] == '#') {
continue;
}
gid = (*group) ? get_ug_id(group, bb_xgetgrnam) : getgid();
uid = (*user) ? get_ug_id(user, bb_xgetpwnam) : getuid();
full_name = concat_path_file(rootdir, name);
if (type == 'd') {
bb_make_directory(full_name, mode | S_IFDIR, FILEUTILS_RECUR);
if (chown(full_name, uid, gid) == -1) {
bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
ret = EXIT_FAILURE;
goto loop;
}
if ((mode != -1) && (chmod(full_name, mode) < 0)){
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
ret = EXIT_FAILURE;
goto loop;
}
} else if (type == 'f') {
struct stat st;
if ((stat(full_name, &st) < 0 || !S_ISREG(st.st_mode))) {
bb_perror_msg("line %d: regular file '%s' does not exist", linenum, full_name);
ret = EXIT_FAILURE;
goto loop;
}
if (chown(full_name, uid, gid) == -1) {
bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
ret = EXIT_FAILURE;
goto loop;
}
if ((mode != -1) && (chmod(full_name, mode) < 0)){
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
ret = EXIT_FAILURE;
goto loop;
}
} else
{
dev_t rdev;
if (type == 'p') {
mode |= S_IFIFO;
}
else if (type == 'c') {
mode |= S_IFCHR;
}
else if (type == 'b') {
mode |= S_IFBLK;
} else {
bb_error_msg("line %d: unsupported file type %c", linenum, type);
ret = EXIT_FAILURE;
goto loop;
}
if (count > 0) {
int i;
char *full_name_inc;
full_name_inc = xmalloc(strlen(full_name) + 4);
for (i = start; i < count; i++) {
sprintf(full_name_inc, "%s%d", full_name, i);
rdev = (major << 8) + minor + (i * increment - start);
if (mknod(full_name_inc, mode, rdev) == -1) {
bb_perror_msg("line %d: could not create node %s", linenum, full_name_inc);
ret = EXIT_FAILURE;
}
else if (chown(full_name_inc, uid, gid) == -1) {
bb_perror_msg("line %d: chown failed for %s", linenum, full_name_inc);
ret = EXIT_FAILURE;
}
if ((mode != -1) && (chmod(full_name_inc, mode) < 0)){
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name_inc);
ret = EXIT_FAILURE;
}
}
free(full_name_inc);
} else {
rdev = (major << 8) + minor;
if (mknod(full_name, mode, rdev) == -1) {
bb_perror_msg("line %d: could not create node %s", linenum, full_name);
ret = EXIT_FAILURE;
}
else if (chown(full_name, uid, gid) == -1) {
bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
ret = EXIT_FAILURE;
}
if ((mode != -1) && (chmod(full_name, mode) < 0)){
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
ret = EXIT_FAILURE;
}
}
}
loop:
free(line);
free(full_name);
}
fclose(table);
return ret;
}
