Hardcode buffers, lock sector cache, use fastfs
This commit is contained in:
shchmue
parent
9130c4b69c
commit
3705b5f228
6 changed files with 325 additions and 57 deletions
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@ -54,6 +54,8 @@ extern int sd_save_to_file(void *buf, u32 size, const char *filename);
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extern hekate_config h_cfg;
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extern bool clear_sector_cache;
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extern bool lock_sector_cache;
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extern u32 secindex;
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u32 _key_count = 0, _titlekey_count = 0;
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u32 color_idx = 0;
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@ -580,6 +582,7 @@ pkg2_done:
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goto dismount;
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}
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bool pkg1_not_100 = memcmp(pkg1_id->id, "2016", 4);
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path[25] = '/';
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while (!f_readdir(&dir, &fno) && fno.fname[0] && titles_found < title_limit) {
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minerva_periodic_training();
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@ -594,7 +597,7 @@ pkg2_done:
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}
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se_aes_xts_crypt(5, 4, 0, 1, dec_header + 0x200, dec_header, 32, 1);
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// es doesn't contain es key sources on 1.0.0
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if (memcmp(pkg1_id->id, "2016", 4) && _read_le_u32(dec_header, 0x210) == 0x33 && dec_header[0x205] == 0) {
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if (pkg1_not_100 && _read_le_u32(dec_header, 0x210) == 0x33 && dec_header[0x205] == 0) {
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u8 hash_order[3] = {0, 1, 2};
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if (pkg1_id->kb >= KB_FIRMWARE_VERSION_500) {
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hash_order[0] = 1;
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@ -602,6 +605,7 @@ pkg2_done:
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}
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hash_index = 0;
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// decrypt only what is needed to locate needed keys
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lock_sector_cache = true;
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temp_file = (u8*)_nca_process(5, 4, &fp, pkg1_id->key_info.es_offset, 0xc0, key_area_key);
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for (u32 i = 0; i <= 0xb0; ) {
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se_calc_sha256(temp_hash, temp_file + i, 0x10);
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@ -618,7 +622,9 @@ pkg2_done:
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free(temp_file);
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temp_file = NULL;
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titles_found++;
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lock_sector_cache = false;
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} else if (_read_le_u32(dec_header, 0x210) == 0x24 && dec_header[0x205] == 0) {
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lock_sector_cache = true;
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temp_file = (u8*)_nca_process(5, 4, &fp, pkg1_id->key_info.ssl_offset, 0x70, key_area_key);
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for (u32 i = 0; i <= 0x60; i++) {
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se_calc_sha256(temp_hash, temp_file + i, 0x10);
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@ -638,6 +644,7 @@ pkg2_done:
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free(temp_file);
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temp_file = NULL;
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titles_found++;
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lock_sector_cache = false;
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}
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f_close(&fp);
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}
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@ -717,8 +724,8 @@ get_titlekeys:
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se_aes_key_set(8, bis_key[0] + 0x00, 0x10);
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se_aes_key_set(9, bis_key[0] + 0x10, 0x10);
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u32 buf_size = 0x4000;
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u8 *buffer = (u8 *)malloc(buf_size);
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u32 buf_size = 0x40000;
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u8 *buffer = (u8 *)MIXD_BUF_ALIGNED;
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u8 keypair[0x230] = {0};
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@ -731,7 +738,6 @@ get_titlekeys:
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if (_read_le_u32(buffer, 0) != 0x304C4143) {
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EPRINTF("CAL0 magic not found. Check BIS key 0.");
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free(buffer);
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goto dismount;
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}
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@ -761,13 +767,11 @@ get_titlekeys:
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// Check public exponent is 0x10001 big endian
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if (E[0] != 0 || E[1] != 1 || E[2] != 0 || E[3] != 1) {
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EPRINTF("Invalid public exponent.");
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free(buffer);
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goto dismount;
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}
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if (!_test_key_pair(E, D, N)) {
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EPRINTF("Invalid keypair. Check eticket_rsa_kek.");
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free(buffer);
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goto dismount;
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}
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@ -776,25 +780,28 @@ get_titlekeys:
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u32 br = buf_size;
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u32 file_tkey_count = 0;
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u64 total_br = 0;
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rights_ids = (u8 *)malloc(0x40000);
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titlekeys = (u8 *)malloc(0x40000);
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rights_ids = (u8 *)(MIXD_BUF_ALIGNED + 0x40000);
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titlekeys = (u8 *)(MIXD_BUF_ALIGNED + 0x80000);
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save_ctx = calloc(1, sizeof(save_ctx_t));
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u8 M[0x100];
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if (f_open(&fp, "emmc:/save/80000000000000E1", FA_READ | FA_OPEN_EXISTING)) {
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EPRINTF("Unable to open e1 save. Skipping.");
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free(buffer);
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goto dismount;
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}
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DWORD *clmt = f_expand_cltbl(&fp, buf_size, 0);
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u32 pct = 0, last_pct = 0;
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tui_pbar(save_x, save_y, pct, COLOR_GREEN, 0xFF155500);
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save_ctx->file = &fp;
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save_ctx->tool_ctx.action = 0;
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memcpy(save_ctx->save_mac_key, save_mac_key, 0x10);
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clear_sector_cache = true;
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save_process_success = save_process(save_ctx);
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if (!save_process_success) {
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EPRINTF("Failed to process e1 save.");
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f_close(&fp);
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free(clmt);
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goto dismount;
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}
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@ -804,6 +811,8 @@ get_titlekeys:
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save_fs_list_entry_t entry = {0, "", {0}, 0};
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if (!save_hierarchical_file_table_get_file_entry_by_path(&save_ctx->save_filesystem_core.file_table, ticket_list_bin_path, &entry)) {
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EPRINTF("Unable to locate ticket_list.bin in e1.");
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f_close(&fp);
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free(clmt);
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goto dismount;
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}
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save_open_fat_storage(&save_ctx->save_filesystem_core, &fat_storage, entry.value.save_file_info.start_block);
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@ -819,6 +828,8 @@ get_titlekeys:
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}
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if (!save_hierarchical_file_table_get_file_entry_by_path(&save_ctx->save_filesystem_core.file_table, ticket_bin_path, &entry)) {
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EPRINTF("Unable to locate ticket.bin in e1 save.");
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f_close(&fp);
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free(clmt);
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goto dismount;
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}
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save_open_fat_storage(&save_ctx->save_filesystem_core, &fat_storage, entry.value.save_file_info.start_block);
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@ -859,21 +870,28 @@ get_titlekeys:
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u32 common_titlekey_count = _titlekey_count;
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if (f_open(&fp, "emmc:/save/80000000000000E2", FA_READ | FA_OPEN_EXISTING)) {
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EPRINTF("Unable to open e2 save. Skipping.");
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free(buffer);
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free(clmt);
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goto dismount;
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}
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fp.cltbl = clmt;
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clmt = f_expand_cltbl(&fp, buf_size, 0);
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save_ctx->file = &fp;
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save_ctx->tool_ctx.action = 0;
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memcpy(save_ctx->save_mac_key, save_mac_key, 0x10);
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clear_sector_cache = true;
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save_process_success = save_process(save_ctx);
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if (!save_process_success) {
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EPRINTF("Failed to process e2 save.");
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f_close(&fp);
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free(clmt);
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goto dismount;
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}
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if (!save_hierarchical_file_table_get_file_entry_by_path(&save_ctx->save_filesystem_core.file_table, ticket_list_bin_path, &entry)) {
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EPRINTF("Unable to locate ticket_list.bin in e2 save.");
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f_close(&fp);
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free(clmt);
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goto dismount;
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}
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save_open_fat_storage(&save_ctx->save_filesystem_core, &fat_storage, entry.value.save_file_info.start_block);
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@ -892,6 +910,8 @@ get_titlekeys:
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}
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if (!save_hierarchical_file_table_get_file_entry_by_path(&save_ctx->save_filesystem_core.file_table, ticket_bin_path, &entry)) {
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EPRINTF("Unable to locate ticket.bin in e2 save.");
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f_close(&fp);
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free(clmt);
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goto dismount;
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}
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@ -930,8 +950,8 @@ get_titlekeys:
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}
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}
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tui_pbar(save_x, save_y, 100, COLOR_GREEN, 0xFF155500);
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free(buffer);
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f_close(&fp);
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free(clmt);
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gfx_con_setpos(0, save_y);
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TPRINTFARGS("\n%kPersonalized... ", colors[(color_idx++) % 6]);
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@ -1053,8 +1073,6 @@ key_output: ;
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EPRINTF("Unable to save titlekeys to SD.");
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free_buffers:
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free(rights_ids);
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free(titlekeys);
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free(text_buffer);
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out_wait:
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