From 28871d9f3f32afb78f0fbe029677756f24ba03cc Mon Sep 17 00:00:00 2001 From: Nikias Bassen Date: Tue, 17 Jul 2012 01:13:13 +0200 Subject: tss: implemented tss_create_baseband_request --- src/tss.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ src/tss.h | 1 + 2 files changed, 115 insertions(+) (limited to 'src') diff --git a/src/tss.c b/src/tss.c index 62c08b6..98ffa34 100644 --- a/src/tss.c +++ b/src/tss.c @@ -148,6 +148,114 @@ plist_t tss_create_request(plist_t build_identity, uint64_t ecid, unsigned char* return tss_request; } +plist_t tss_create_baseband_request(plist_t build_identity, uint64_t ecid, uint64_t bb_cert_id, unsigned char* bb_snum, uint64_t bb_snum_size, unsigned char* bb_nonce, int bb_nonce_size) { + uint64_t unique_build_size = 0; + char* unique_build_data = NULL; + plist_t unique_build_node = plist_dict_get_item(build_identity, "UniqueBuildID"); + if (!unique_build_node || plist_get_node_type(unique_build_node) != PLIST_DATA) { + error("ERROR: Unable to find UniqueBuildID node\n"); + return NULL; + } + plist_get_data_val(unique_build_node, &unique_build_data, &unique_build_size); + + int chip_id = 0; + char* chip_id_string = NULL; + plist_t chip_id_node = plist_dict_get_item(build_identity, "ApChipID"); + if (!chip_id_node || plist_get_node_type(chip_id_node) != PLIST_STRING) { + error("ERROR: Unable to find ApChipID node\n"); + return NULL; + } + plist_get_string_val(chip_id_node, &chip_id_string); + sscanf(chip_id_string, "%x", &chip_id); + + int board_id = 0; + char* board_id_string = NULL; + plist_t board_id_node = plist_dict_get_item(build_identity, "ApBoardID"); + if (!board_id_node || plist_get_node_type(board_id_node) != PLIST_STRING) { + error("ERROR: Unable to find ApBoardID node\n"); + return NULL; + } + plist_get_string_val(board_id_node, &board_id_string); + sscanf(board_id_string, "%x", &board_id); + + int security_domain = 0; + char* security_domain_string = NULL; + plist_t security_domain_node = plist_dict_get_item(build_identity, "ApSecurityDomain"); + if (!security_domain_node || plist_get_node_type(security_domain_node) != PLIST_STRING) { + error("ERROR: Unable to find ApSecurityDomain node\n"); + return NULL; + } + plist_get_string_val(security_domain_node, &security_domain_string); + sscanf(security_domain_string, "%x", &security_domain); + + char ecid_string[ECID_STRSIZE]; + memset(ecid_string, '\0', ECID_STRSIZE); + if (ecid == 0) { + error("ERROR: Unable to get ECID\n"); + return NULL; + } + snprintf(ecid_string, ECID_STRSIZE, FMT_qu, (long long unsigned int)ecid); + + int bb_chip_id = 0; + char* bb_chip_id_string = NULL; + plist_t bb_chip_id_node = plist_dict_get_item(build_identity, "BbChipID"); + if (!bb_chip_id_node || plist_get_node_type(bb_chip_id_node) != PLIST_STRING) { + error("ERROR: Unable to find BbChipID node\n"); + return NULL; + } + plist_get_string_val(bb_chip_id_node, &bb_chip_id_string); + sscanf(bb_chip_id_string, "%x", &bb_chip_id); + + plist_t bb_skey_id_node = plist_dict_get_item(build_identity, "BbSkeyId"); + if (!bb_skey_id_node || plist_get_node_type(bb_skey_id_node) != PLIST_DATA) { + error("ERROR: Unable to find BbSkeyId node\n"); + return NULL; + } + + plist_t bbfw_node = plist_access_path(build_identity, 2, "Manifest", "BasebandFirmware"); + if (!bbfw_node || plist_get_node_type(bbfw_node) != PLIST_DICT) { + error("ERROR: Unable to get BasebandFirmware node\n"); + return NULL; + } + + // Add build information to TSS request + plist_t tss_request = plist_new_dict(); + plist_dict_insert_item(tss_request, "@BBTicket", plist_new_bool(1)); + plist_dict_insert_item(tss_request, "@HostIpAddress", plist_new_string("192.168.0.1")); + plist_dict_insert_item(tss_request, "@HostPlatformInfo", plist_new_string("mac")); + plist_dict_insert_item(tss_request, "@Locality", plist_new_string("en_US")); + + char* guid = generate_guid(); + if (guid) { + plist_dict_insert_item(tss_request, "@UUID", plist_new_string(guid)); + free(guid); + } + plist_dict_insert_item(tss_request, "@VersionInfo", plist_new_string("libauthinstall-107.3")); + plist_dict_insert_item(tss_request, "ApBoardID", plist_new_uint(board_id)); + plist_dict_insert_item(tss_request, "ApChipID", plist_new_uint(chip_id)); + plist_dict_insert_item(tss_request, "ApECID", plist_new_string(ecid_string)); + plist_dict_insert_item(tss_request, "ApProductionMode", plist_new_bool(1)); + plist_dict_insert_item(tss_request, "ApSecurityDomain", plist_new_uint(security_domain)); + plist_dict_insert_item(tss_request, "BasebandFirmware", plist_copy(bbfw_node)); + plist_dict_insert_item(tss_request, "BbChipID", plist_new_uint(bb_chip_id)); + plist_dict_insert_item(tss_request, "BbGoldCertId", plist_new_uint(bb_cert_id)); + if (bb_nonce && (bb_nonce_size > 0)) { + plist_dict_insert_item(tss_request, "BbNonce", plist_new_data(bb_nonce, bb_nonce_size)); + } + if (bb_snum && bb_snum_size > 0) { + plist_dict_insert_item(tss_request, "BbSNUM", plist_new_data(bb_snum, bb_snum_size)); + } + plist_dict_insert_item(tss_request, "BbSkeyId", plist_copy(bb_skey_id_node)); + plist_dict_insert_item(tss_request, "UniqueBuildID", plist_new_data(unique_build_data, unique_build_size)); + free(unique_build_data); + + if (idevicerestore_debug) { + debug_plist(tss_request); + } + + return tss_request; +} + size_t tss_write_callback(char* data, size_t size, size_t nmemb, tss_response* response) { size_t total = size * nmemb; if (total != 0) { @@ -228,6 +336,12 @@ plist_t tss_send_request(plist_t tss_request) { free(response); sleep(2); continue; + } else if (status_code == 8) { + // server error (invalid bb request?) + break; + } else if (status_code == 49) { + // server error (invalid bb data, e.g. BbSNUM?) + break; } else if (status_code == 94) { // This device isn't eligible for the requested build. break; diff --git a/src/tss.h b/src/tss.h index 12f902d..2aa627c 100644 --- a/src/tss.h +++ b/src/tss.h @@ -30,6 +30,7 @@ extern "C" { plist_t tss_send_request(plist_t request); plist_t tss_create_request(plist_t build_identity, uint64_t ecid, unsigned char* nonce, int nonce_size); +plist_t tss_create_baseband_request(plist_t build_identity, uint64_t ecid, uint64_t bb_cert_id, unsigned char* bb_snum, uint64_t bb_snum_size, unsigned char* bb_nonce, int bb_nonce_size); int tss_get_ticket(plist_t tss, unsigned char** ticket, uint32_t* tlen); int tss_get_entry_path(plist_t tss, const char* entry, char** path); int tss_get_blob_by_path(plist_t tss, const char* path, char** blob); -- cgit v1.1-32-gdbae