diff options
Diffstat (limited to 'src/ipsw.c')
| -rw-r--r-- | src/ipsw.c | 26 |
1 files changed, 23 insertions, 3 deletions
@@ -126,6 +126,24 @@ int ipsw_extract_to_file(const char* ipsw, const char* infile, const char* outfi return 0; } +int ipsw_file_exists(const char* ipsw, const char* infile) +{ + ipsw_archive* archive = ipsw_open(ipsw); + if (archive == NULL || archive->zip == NULL) { + return -1; + } + + int zindex = zip_name_locate(archive->zip, infile, 0); + if (zindex < 0) { + ipsw_close(archive); + return -2; + } + + ipsw_close(archive); + + return 0; +} + int ipsw_extract_to_memory(const char* ipsw, const char* infile, char** pbuffer, uint32_t* psize) { ipsw_archive* archive = ipsw_open(ipsw); if (archive == NULL || archive->zip == NULL) { @@ -184,9 +202,11 @@ int ipsw_extract_build_manifest(const char* ipsw, plist_t* buildmanifest, int *t *tss_enabled = 0; /* older devices don't require personalized firmwares and use a BuildManifesto.plist */ - if (ipsw_extract_to_memory(ipsw, "BuildManifesto.plist", &data, &size) == 0) { - plist_from_xml(data, size, buildmanifest); - return 0; + if (ipsw_file_exists(ipsw, "BuildManifesto.plist") == 0) { + if (ipsw_extract_to_memory(ipsw, "BuildManifesto.plist", &data, &size) == 0) { + plist_from_xml(data, size, buildmanifest); + return 0; + } } data = NULL; |