diff options
| -rw-r--r-- | src/ipsw.c | 120 | ||||
| -rw-r--r-- | src/ipsw.h | 4 |
2 files changed, 124 insertions, 0 deletions
@@ -31,6 +31,8 @@ #include <errno.h> #include <limits.h> #include <sys/stat.h> +#include <sys/types.h> +#include <dirent.h> #include <zip.h> #ifdef HAVE_OPENSSL #include <openssl/sha.h> @@ -715,6 +717,124 @@ int ipsw_extract_restore_plist(const char* ipsw, plist_t* restore_plist) return -1; } +static int ipsw_list_contents_recurse(ipsw_archive *archive, const char *path, ipsw_list_cb cb, void *ctx) +{ + int ret = 0; + char *base = build_path(archive->path, path); + + DIR *dirp = opendir(base); + + if (!dirp) { + error("ERROR: failed to open directory %s\n", base); + free(base); + return -1; + } + + while (ret >= 0) { + struct dirent *dir = readdir(dirp); + if (!dir) + break; + + if (!strcmp(dir->d_name, ".") || !strcmp(dir->d_name, "..")) + continue; + + char *fpath = build_path(base, dir->d_name); + char *subpath; + if (*path) + subpath = build_path(path, dir->d_name); + else + subpath = strdup(dir->d_name); + + struct stat st; + ret = lstat(fpath, &st); + if (ret != 0) { + error("ERROR: failed to stat %s\n", fpath); + free(fpath); + free(subpath); + break; + } + + ret = cb(ctx, archive->path, subpath, &st); + + if (ret >= 0 && S_ISDIR(st.st_mode)) + ipsw_list_contents_recurse(archive, subpath, cb, ctx); + + free(fpath); + free(subpath); + } + + closedir(dirp); + free(base); + return ret; +} + +int ipsw_list_contents(const char* ipsw, ipsw_list_cb cb, void *ctx) +{ + int ret = 0; + + ipsw_archive* archive = ipsw_open(ipsw); + if (archive == NULL) { + error("ERROR: Invalid archive\n"); + return -1; + } + + if (archive->zip) { + int64_t entries = zip_get_num_entries(archive->zip, 0); + if (entries < 0) { + error("ERROR: zip_get_num_entries failed\n"); + ipsw_close(archive); + return -1; + } + + for (int64_t index = 0; index < entries; index++) { + zip_stat_t stat; + + zip_stat_init(&stat); + if (zip_stat_index(archive->zip, index, 0, &stat) < 0) { + error("ERROR: zip_stat_index failed for %s\n", stat.name); + ret = -1; + continue; + } + + uint8_t opsys; + uint32_t attributes; + if (zip_file_get_external_attributes(archive->zip, index, 0, &opsys, &attributes) < 0) { + error("ERROR: zip_file_get_external_attributes failed for %s\n", stat.name); + ret = -1; + continue; + } + if (opsys != ZIP_OPSYS_UNIX) { + error("ERROR: File %s does not have UNIX attributes\n", stat.name); + ret = -1; + continue; + } + + struct stat st; + memset(&st, 0, sizeof(st)); + st.st_ino = 1 + index; + st.st_nlink = 1; + st.st_mode = attributes >> 16; + st.st_size = stat.size; + + char *name = strdup(stat.name); + if (name[strlen(name) - 1] == '/') + name[strlen(name) - 1] = '\0'; + + ret = cb(ctx, ipsw, name, &st); + + free(name); + + if (ret < 0) + break; + } + } else { + ret = ipsw_list_contents_recurse(archive, "", cb, ctx); + } + + ipsw_close(archive); + return ret; +} + void ipsw_close(ipsw_archive* archive) { if (archive != NULL) { @@ -30,9 +30,12 @@ extern "C" { #include <stdint.h> #include <plist/plist.h> +#include <sys/stat.h> int ipsw_print_info(const char* ipsw); +typedef int (*ipsw_list_cb)(void *ctx, const char* ipsw, const char *name, struct stat *stat); + int ipsw_is_directory(const char* ipsw); int ipsw_file_exists(const char* ipsw, const char* infile); int ipsw_get_file_size(const char* ipsw, const char* infile, uint64_t* size); @@ -41,6 +44,7 @@ int ipsw_extract_to_file_with_progress(const char* ipsw, const char* infile, con int ipsw_extract_to_memory(const char* ipsw, const char* infile, unsigned char** pbuffer, unsigned int* psize); int ipsw_extract_build_manifest(const char* ipsw, plist_t* buildmanifest, int *tss_enabled); int ipsw_extract_restore_plist(const char* ipsw, plist_t* restore_plist); +int ipsw_list_contents(const char* ipsw, ipsw_list_cb cb, void *ctx); int ipsw_get_signed_firmwares(const char* product, plist_t* firmwares); int ipsw_download_fw(const char *fwurl, unsigned char* isha1, const char* todir, char** ipswfile); |