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If zstd fails, give a more specific failure massage, fix #109

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This commit is contained in:
Tino Reichardt
2020-04-14 08:25:21 +02:00
parent d2845a69d0
commit 9884fb96fa
3 changed files with 36 additions and 6 deletions
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20
CPP/7zip/Compress/ZstdDecoder.cpp
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@@ -1,4 +1,4 @@
// (C) 2016 - 2018 Tino Reichardt
// (C) 2016 - 2020 Tino Reichardt
#define DEBUG 0
@@ -110,8 +110,22 @@ HRESULT CDecoder::CodeSpec(ISequentialInStream * inStream,
zOut.pos = 0;
result = ZSTD_decompressStream(_ctx, &zOut, &zIn);
if (ZSTD_isError(result))
return E_FAIL;
if (ZSTD_isError(result)) {
switch (ZSTD_getErrorCode(result)) {
/* @Igor: would be nice, if we have an API to store the errmsg */
case ZSTD_error_memory_allocation:
return E_OUTOFMEMORY;
case ZSTD_error_version_unsupported:
case ZSTD_error_frameParameter_unsupported:
return E_NOTIMPL;
case ZSTD_error_frameParameter_windowTooLarge:
case ZSTD_error_parameter_unsupported:
case ZSTD_error_parameter_outOfBound:
return E_INVALIDARG;
default:
return E_FAIL;
}
}
#if DEBUG
printf("res = %u\n", (unsigned)result);