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uncompressed 7z files do not have a compressed size

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This commit is contained in:
Brad Parker 2016-09-18 17:37:39 -04:00
parent 88c2ec5819
commit 162efd86dc
1 changed files with 11 additions and 1 deletions
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12
libretro-common/file/archive_file_7z.c
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@ -46,6 +46,7 @@ struct sevenzip_context_t {
ISzAlloc allocTempImp; ISzAlloc allocTempImp;
CSzArEx db; CSzArEx db;
uint32_t index; uint32_t index;
uint32_t packIndex;
uint8_t *output; uint8_t *output;
file_archive_file_handle_t *handle; file_archive_file_handle_t *handle;
}; };
@ -61,6 +62,9 @@ static void* sevenzip_stream_new(void)
sevenzip_context->allocImp.Free = SzFree; sevenzip_context->allocImp.Free = SzFree;
sevenzip_context->allocTempImp.Alloc = SzAllocTemp; sevenzip_context->allocTempImp.Alloc = SzAllocTemp;
sevenzip_context->allocTempImp.Free = SzFreeTemp; sevenzip_context->allocTempImp.Free = SzFreeTemp;
sevenzip_context->index = 0;
sevenzip_context->packIndex = 0;
sevenzip_context->output = NULL;
return sevenzip_context; return sevenzip_context;
} }
@ -306,7 +310,13 @@ static int sevenzip_parse_file_iterate_step_internal(
if (sevenzip_context->index < sevenzip_context->db.db.NumFiles) if (sevenzip_context->index < sevenzip_context->db.db.NumFiles)
{ {
size_t len = SzArEx_GetFileNameUtf16(&sevenzip_context->db, sevenzip_context->index, NULL); size_t len = SzArEx_GetFileNameUtf16(&sevenzip_context->db, sevenzip_context->index, NULL);
uint64_t compressed_size = sevenzip_context->db.db.PackSizes[sevenzip_context->index]; uint64_t compressed_size = 0;
if (sevenzip_context->packIndex < sevenzip_context->db.db.NumPackStreams)
{
compressed_size = sevenzip_context->db.db.PackSizes[sevenzip_context->packIndex];
sevenzip_context->packIndex++;
}
if (len < PATH_MAX_LENGTH && !file->IsDir) if (len < PATH_MAX_LENGTH && !file->IsDir)
{ {