1  /*
2   * Copyright (c) Yann Collet, Facebook, Inc.
3   * All rights reserved.
4   *
5   * This source code is licensed under both the BSD-style license (found in the
6   * LICENSE file in the root directory of this source tree) and the GPLv2 (found
7   * in the COPYING file in the root directory of this source tree).
8   * You may select, at your option, one of the above-listed licenses.
9   */
10  
11  /* The purpose of this file is to have a single list of error strings embedded in binary */
12  
13  #include "error_private.h"
14  
ERR_getErrorString(ERR_enum code)15  const char* ERR_getErrorString(ERR_enum code)
16  {
17  #ifdef ZSTD_STRIP_ERROR_STRINGS
18      (void)code;
19      return "Error strings stripped";
20  #else
21      static const char* const notErrorCode = "Unspecified error code";
22      switch( code )
23      {
24      case PREFIX(no_error): return "No error detected";
25      case PREFIX(GENERIC):  return "Error (generic)";
26      case PREFIX(prefix_unknown): return "Unknown frame descriptor";
27      case PREFIX(version_unsupported): return "Version not supported";
28      case PREFIX(frameParameter_unsupported): return "Unsupported frame parameter";
29      case PREFIX(frameParameter_windowTooLarge): return "Frame requires too much memory for decoding";
30      case PREFIX(corruption_detected): return "Corrupted block detected";
31      case PREFIX(checksum_wrong): return "Restored data doesn't match checksum";
32      case PREFIX(parameter_unsupported): return "Unsupported parameter";
33      case PREFIX(parameter_outOfBound): return "Parameter is out of bound";
34      case PREFIX(init_missing): return "Context should be init first";
35      case PREFIX(memory_allocation): return "Allocation error : not enough memory";
36      case PREFIX(workSpace_tooSmall): return "workSpace buffer is not large enough";
37      case PREFIX(stage_wrong): return "Operation not authorized at current processing stage";
38      case PREFIX(tableLog_tooLarge): return "tableLog requires too much memory : unsupported";
39      case PREFIX(maxSymbolValue_tooLarge): return "Unsupported max Symbol Value : too large";
40      case PREFIX(maxSymbolValue_tooSmall): return "Specified maxSymbolValue is too small";
41      case PREFIX(dictionary_corrupted): return "Dictionary is corrupted";
42      case PREFIX(dictionary_wrong): return "Dictionary mismatch";
43      case PREFIX(dictionaryCreation_failed): return "Cannot create Dictionary from provided samples";
44      case PREFIX(dstSize_tooSmall): return "Destination buffer is too small";
45      case PREFIX(srcSize_wrong): return "Src size is incorrect";
46      case PREFIX(dstBuffer_null): return "Operation on NULL destination buffer";
47          /* following error codes are not stable and may be removed or changed in a future version */
48      case PREFIX(frameIndex_tooLarge): return "Frame index is too large";
49      case PREFIX(seekableIO): return "An I/O error occurred when reading/seeking";
50      case PREFIX(dstBuffer_wrong): return "Destination buffer is wrong";
51      case PREFIX(srcBuffer_wrong): return "Source buffer is wrong";
52      case PREFIX(maxCode):
53      default: return notErrorCode;
54      }
55  #endif
56  }
57