| /* |
| * Copyright (c) 2016-present, Yann Collet, Facebook, Inc. |
| * All rights reserved. |
| * |
| * This source code is licensed under both the BSD-style license (found in the |
| * LICENSE file in the root directory of this source tree) and the GPLv2 (found |
| * in the COPYING file in the root directory of this source tree). |
| * You may select, at your option, one of the above-listed licenses. |
| */ |
| |
| /* |
| This program uses hard-coded data compressed with Zstd legacy versions |
| and tests that the API decompresses them correctly |
| */ |
| |
| /*=========================================== |
| * Dependencies |
| *==========================================*/ |
| #include <stddef.h> /* size_t */ |
| #include <stdlib.h> /* malloc, free */ |
| #include <stdio.h> /* fprintf */ |
| #include <string.h> /* strlen */ |
| #include "zstd.h" |
| #include "zstd_errors.h" |
| |
| /*=========================================== |
| * Macros |
| *==========================================*/ |
| #define DISPLAY(...) fprintf(stderr, __VA_ARGS__) |
| |
| /*=========================================== |
| * Precompressed frames |
| *==========================================*/ |
| const char* const COMPRESSED; /* content is at end of file */ |
| size_t const COMPRESSED_SIZE = 917; |
| const char* const EXPECTED; /* content is at end of file */ |
| |
| |
| static int testSimpleAPI(void) |
| { |
| size_t const size = strlen(EXPECTED); |
| char* const output = malloc(size); |
| |
| if (!output) { |
| DISPLAY("ERROR: Not enough memory!\n"); |
| return 1; |
| } |
| |
| { |
| size_t const ret = ZSTD_decompress(output, size, COMPRESSED, COMPRESSED_SIZE); |
| if (ZSTD_isError(ret)) { |
| if (ret == ZSTD_error_prefix_unknown) { |
| DISPLAY("ERROR: Invalid frame magic number, was this compiled " |
| "without legacy support?\n"); |
| } else { |
| DISPLAY("ERROR: %s\n", ZSTD_getErrorName(ret)); |
| } |
| return 1; |
| } |
| if (ret != size) { |
| DISPLAY("ERROR: Wrong decoded size\n"); |
| } |
| } |
| if (memcmp(EXPECTED, output, size) != 0) { |
| DISPLAY("ERROR: Wrong decoded output produced\n"); |
| return 1; |
| } |
| |
| free(output); |
| DISPLAY("Simple API OK\n"); |
| return 0; |
| } |
| |
| |
| static int testStreamingAPI(void) |
| { |
| int error_code = 0; |
| size_t const outBuffSize = ZSTD_DStreamOutSize(); |
| char* const outBuff = malloc(outBuffSize); |
| ZSTD_DStream* const stream = ZSTD_createDStream(); |
| ZSTD_inBuffer input = { COMPRESSED, COMPRESSED_SIZE, 0 }; |
| size_t outputPos = 0; |
| int needsInit = 1; |
| |
| if (outBuff == NULL) { |
| DISPLAY("ERROR: Could not allocate memory\n"); |
| return 1; |
| } |
| if (stream == NULL) { |
| DISPLAY("ERROR: Could not create dstream\n"); |
| free(outBuff); |
| return 1; |
| } |
| |
| while (1) { |
| ZSTD_outBuffer output = {outBuff, outBuffSize, 0}; |
| if (needsInit) { |
| size_t const ret = ZSTD_initDStream(stream); |
| if (ZSTD_isError(ret)) { |
| DISPLAY("ERROR: ZSTD_initDStream: %s\n", ZSTD_getErrorName(ret)); |
| error_code = 1; |
| break; |
| } } |
| |
| { size_t const ret = ZSTD_decompressStream(stream, &output, &input); |
| if (ZSTD_isError(ret)) { |
| DISPLAY("ERROR: ZSTD_decompressStream: %s\n", ZSTD_getErrorName(ret)); |
| error_code = 1; |
| break; |
| } |
| |
| if (ret == 0) { |
| needsInit = 1; |
| } } |
| |
| if (memcmp(outBuff, EXPECTED + outputPos, output.pos) != 0) { |
| DISPLAY("ERROR: Wrong decoded output produced\n"); |
| error_code = 1; |
| break; |
| } |
| outputPos += output.pos; |
| if (input.pos == input.size && output.pos < output.size) { |
| break; |
| } |
| } |
| |
| free(outBuff); |
| ZSTD_freeDStream(stream); |
| if (error_code == 0) DISPLAY("Streaming API OK\n"); |
| return error_code; |
| } |
| |
| int main(void) |
| { |
| { int const ret = testSimpleAPI(); |
| if (ret) return ret; } |
| { int const ret = testStreamingAPI(); |
| if (ret) return ret; } |
| |
| DISPLAY("OK\n"); |
| return 0; |
| } |
| |
| /* Consists of the "EXPECTED" string compressed with default settings on |
| - v0.4.3 |
| - v0.5.0 |
| - v0.6.0 |
| - v0.7.0 |
| - v0.8.0 |
| */ |
| const char* const COMPRESSED = |
| "\x24\xB5\x2F\xFD\x00\x00\x00\xBB\xB0\x02\xC0\x10\x00\x1E\xB0\x01" |
| "\x02\x00\x00\x80\x00\xE8\x92\x34\x12\x97\xC8\xDF\xE9\xF3\xEF\x53" |
| "\xEA\x1D\x27\x4F\x0C\x44\x90\x0C\x8D\xF1\xB4\x89\x17\x00\x18\x00" |
| "\x18\x00\x3F\xE6\xE2\xE3\x74\xD6\xEC\xC9\x4A\xE0\x71\x71\x42\x3E" |
| "\x64\x4F\x6A\x45\x4E\x78\xEC\x49\x03\x3F\xC6\x80\xAB\x8F\x75\x5E" |
| "\x6F\x2E\x3E\x7E\xC6\xDC\x45\x69\x6C\xC5\xFD\xC7\x40\xB8\x84\x8A" |
| "\x01\xEB\xA8\xD1\x40\x39\x90\x4C\x64\xF8\xEB\x53\xE6\x18\x0B\x67" |
| "\x12\xAD\xB8\x99\xB3\x5A\x6F\x8A\x19\x03\x01\x50\x67\x56\xF5\x9F" |
| "\x35\x84\x60\xA0\x60\x91\xC9\x0A\xDC\xAB\xAB\xE0\xE2\x81\xFA\xCF" |
| "\xC6\xBA\x01\x0E\x00\x54\x00\x00\x19\x00\x00\x54\x14\x00\x24\x24" |
| "\x04\xFE\x04\x84\x4E\x41\x00\x27\xE2\x02\xC4\xB1\x00\xD2\x51\x00" |
| "\x79\x58\x41\x28\x00\xE0\x0C\x01\x68\x65\x00\x04\x13\x0C\xDA\x0C" |
| "\x80\x22\x06\xC0\x00\x00\x25\xB5\x2F\xFD\x00\x00\x00\xAD\x12\xB0" |
| "\x7D\x1E\xB0\x01\x02\x00\x00\x80\x00\xE8\x92\x34\x12\x97\xC8\xDF" |
| "\xE9\xF3\xEF\x53\xEA\x1D\x27\x4F\x0C\x44\x90\x0C\x8D\xF1\xB4\x89" |
| "\x03\x01\x50\x67\x56\xF5\x9F\x35\x84\x60\xA0\x60\x91\xC9\x0A\xDC" |
| "\xAB\xAB\xE0\xE2\x81\xFA\xCF\xC6\xBA\xEB\xA8\xD1\x40\x39\x90\x4C" |
| "\x64\xF8\xEB\x53\xE6\x18\x0B\x67\x12\xAD\xB8\x99\xB3\x5A\x6F\x8A" |
| "\xF9\x63\x0C\xB8\xFA\x58\xE7\xF5\xE6\xE2\xE3\x67\xCC\x5D\x94\xC6" |
| "\x56\xDC\x7F\x0C\x84\x4B\xA8\xF8\x63\x2E\x3E\x4E\x67\xCD\x9E\xAC" |
| "\x04\x1E\x17\x27\xE4\x43\xF6\xA4\x56\xE4\x84\xC7\x9E\x34\x0E\x00" |
| "\x00\x32\x40\x80\xA8\x00\x01\x49\x81\xE0\x3C\x01\x29\x1D\x00\x87" |
| "\xCE\x80\x75\x08\x80\x72\x24\x00\x7B\x52\x00\x94\x00\x20\xCC\x01" |
| "\x86\xD2\x00\x81\x09\x83\xC1\x34\xA0\x88\x01\xC0\x00\x00\x26\xB5" |
| "\x2F\xFD\x42\xEF\x00\x00\xA6\x12\xB0\x7D\x1E\xB0\x01\x02\x00\x00" |
| "\x54\xA0\xBA\x24\x8D\xC4\x25\xF2\x77\xFA\xFC\xFB\x94\x7A\xC7\xC9" |
| "\x13\x03\x11\x24\x43\x63\x3C\x6D\x22\x03\x01\x50\x67\x56\xF5\x9F" |
| "\x35\x84\x60\xA0\x60\x91\xC9\x0A\xDC\xAB\xAB\xE0\xE2\x81\xFA\xCF" |
| "\xC6\xBA\xEB\xA8\xD1\x40\x39\x90\x4C\x64\xF8\xEB\x53\xE6\x18\x0B" |
| "\x67\x12\xAD\xB8\x99\xB3\x5A\x6F\x8A\xF9\x63\x0C\xB8\xFA\x58\xE7" |
| "\xF5\xE6\xE2\xE3\x67\xCC\x5D\x94\xC6\x56\xDC\x7F\x0C\x84\x4B\xA8" |
| "\xF8\x63\x2E\x3E\x4E\x67\xCD\x9E\xAC\x04\x1E\x17\x27\xE4\x43\xF6" |
| "\xA4\x56\xE4\x84\xC7\x9E\x34\x0E\x00\x35\x0B\x71\xB5\xC0\x2A\x5C" |
| "\x26\x94\x22\x20\x8B\x4C\x8D\x13\x47\x58\x67\x15\x6C\xF1\x1C\x4B" |
| "\x54\x10\x9D\x31\x50\x85\x4B\x54\x0E\x01\x4B\x3D\x01\xC0\x00\x00" |
| "\x27\xB5\x2F\xFD\x20\xEF\x00\x00\xA6\x12\xE4\x84\x1F\xB0\x01\x10" |
| "\x00\x00\x00\x35\x59\xA6\xE7\xA1\xEF\x7C\xFC\xBD\x3F\xFF\x9F\xEF" |
| "\xEE\xEF\x61\xC3\xAA\x31\x1D\x34\x38\x22\x22\x04\x44\x21\x80\x32" |
| "\xAD\x28\xF3\xD6\x28\x0C\x0A\x0E\xD6\x5C\xAC\x19\x8D\x20\x5F\x45" |
| "\x02\x2E\x17\x50\x66\x6D\xAC\x8B\x9C\x6E\x07\x73\x46\xBB\x44\x14" |
| "\xE7\x98\xC3\xB9\x17\x32\x6E\x33\x7C\x0E\x21\xB1\xDB\xCB\x89\x51" |
| "\x23\x34\xAB\x9D\xBC\x6D\x20\xF5\x03\xA9\x91\x4C\x2E\x1F\x59\xDB" |
| "\xD9\x35\x67\x4B\x0C\x95\x79\x10\x00\x85\xA6\x96\x95\x2E\xDF\x78" |
| "\x7B\x4A\x5C\x09\x76\x97\xD1\x5C\x96\x12\x75\x35\xA3\x55\x4A\xD4" |
| "\x0B\x00\x35\x0B\x71\xB5\xC0\x2A\x5C\xE6\x08\x45\xF1\x39\x43\xF1" |
| "\x1C\x4B\x54\x10\x9D\x31\x50\x85\x4B\x54\x0E\x01\x4B\x3D\x01\xC0" |
| "\x00\x00\x28\xB5\x2F\xFD\x24\xEF\x35\x05\x00\x92\x0B\x21\x1F\xB0" |
| "\x01\x10\x00\x00\x00\x35\x59\xA6\xE7\xA1\xEF\x7C\xFC\xBD\x3F\xFF" |
| "\x9F\xEF\xEE\xEF\x61\xC3\xAA\x31\x1D\x34\x38\x22\x22\x04\x44\x21" |
| "\x80\x32\xAD\x28\xF3\xD6\x28\x0C\x0A\x0E\xD6\x5C\xAC\x19\x8D\x20" |
| "\x5F\x45\x02\x2E\x17\x50\x66\x6D\xAC\x8B\x9C\x6E\x07\x73\x46\xBB" |
| "\x44\x14\xE7\x98\xC3\xB9\x17\x32\x6E\x33\x7C\x0E\x21\xB1\xDB\xCB" |
| "\x89\x51\x23\x34\xAB\x9D\xBC\x6D\x20\xF5\x03\xA9\x91\x4C\x2E\x1F" |
| "\x59\xDB\xD9\x35\x67\x4B\x0C\x95\x79\x10\x00\x85\xA6\x96\x95\x2E" |
| "\xDF\x78\x7B\x4A\x5C\x09\x76\x97\xD1\x5C\x96\x12\x75\x35\xA3\x55" |
| "\x4A\xD4\x0B\x00\x35\x0B\x71\xB5\xC0\x2A\x5C\xE6\x08\x45\xF1\x39" |
| "\x43\xF1\x1C\x4B\x54\x10\x9D\x31\x50\x85\x4B\x54\x0E\x01\x4B\x3D" |
| "\x01\xD2\x2F\x21\x80"; |
| |
| const char* const EXPECTED = |
| "snowden is snowed in / he's now then in his snow den / when does the snow end?\n" |
| "goodbye little dog / you dug some holes in your day / they'll be hard to fill.\n" |
| "when life shuts a door, / just open it. it’s a door. / that is how doors work.\n" |
| |
| "snowden is snowed in / he's now then in his snow den / when does the snow end?\n" |
| "goodbye little dog / you dug some holes in your day / they'll be hard to fill.\n" |
| "when life shuts a door, / just open it. it’s a door. / that is how doors work.\n" |
| |
| "snowden is snowed in / he's now then in his snow den / when does the snow end?\n" |
| "goodbye little dog / you dug some holes in your day / they'll be hard to fill.\n" |
| "when life shuts a door, / just open it. it’s a door. / that is how doors work.\n" |
| |
| "snowden is snowed in / he's now then in his snow den / when does the snow end?\n" |
| "goodbye little dog / you dug some holes in your day / they'll be hard to fill.\n" |
| "when life shuts a door, / just open it. it’s a door. / that is how doors work.\n" |
| |
| "snowden is snowed in / he's now then in his snow den / when does the snow end?\n" |
| "goodbye little dog / you dug some holes in your day / they'll be hard to fill.\n" |
| "when life shuts a door, / just open it. it’s a door. / that is how doors work.\n"; |
