diff options
Diffstat (limited to 'src/liblzma/common/block_header_encoder.c')
| -rw-r--r-- | src/liblzma/common/block_header_encoder.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/src/liblzma/common/block_header_encoder.c b/src/liblzma/common/block_header_encoder.c index 3a16e6c3..9326350b 100644 --- a/src/liblzma/common/block_header_encoder.c +++ b/src/liblzma/common/block_header_encoder.c @@ -28,8 +28,8 @@ lzma_block_header_size(lzma_block *options) size_t size = 1 + 1 + 4; // Compressed Size - if (options->compressed_size != LZMA_VLI_VALUE_UNKNOWN) { - if (options->compressed_size > LZMA_VLI_VALUE_MAX / 4 - 1 + if (options->compressed_size != LZMA_VLI_UNKNOWN) { + if (options->compressed_size > LZMA_VLI_MAX / 4 - 1 || options->compressed_size == 0 || (options->compressed_size & 3)) return LZMA_PROG_ERROR; @@ -38,7 +38,7 @@ lzma_block_header_size(lzma_block *options) } // Uncompressed Size - if (options->uncompressed_size != LZMA_VLI_VALUE_UNKNOWN) { + if (options->uncompressed_size != LZMA_VLI_UNKNOWN) { const size_t add = lzma_vli_size(options->uncompressed_size); if (add == 0) return LZMA_PROG_ERROR; @@ -48,10 +48,10 @@ lzma_block_header_size(lzma_block *options) // List of Filter Flags if (options->filters == NULL - || options->filters[0].id == LZMA_VLI_VALUE_UNKNOWN) + || options->filters[0].id == LZMA_VLI_UNKNOWN) return LZMA_PROG_ERROR; - for (size_t i = 0; options->filters[i].id != LZMA_VLI_VALUE_UNKNOWN; + for (size_t i = 0; options->filters[i].id != LZMA_VLI_UNKNOWN; ++i) { // Don't allow too many filters. if (i == 4) @@ -94,14 +94,14 @@ lzma_block_header_encode(const lzma_block *options, uint8_t *out) size_t out_pos = 2; // Compressed Size - if (options->compressed_size != LZMA_VLI_VALUE_UNKNOWN) { + if (options->compressed_size != LZMA_VLI_UNKNOWN) { // Compressed Size must be non-zero, fit into a 63-bit // integer and be a multiple of four. Also the Total Size // of the Block must fit into 63-bit integer. if (options->compressed_size == 0 || (options->compressed_size & 3) || options->compressed_size - > LZMA_VLI_VALUE_MAX + > LZMA_VLI_MAX || lzma_block_total_size_get(options) == 0) return LZMA_PROG_ERROR; @@ -111,14 +111,14 @@ lzma_block_header_encode(const lzma_block *options, uint8_t *out) } // Uncompressed Size - if (options->uncompressed_size != LZMA_VLI_VALUE_UNKNOWN) + if (options->uncompressed_size != LZMA_VLI_UNKNOWN) return_if_error(lzma_vli_encode( options->uncompressed_size, NULL, out, &out_pos, out_size)); // Filter Flags if (options->filters == NULL - || options->filters[0].id == LZMA_VLI_VALUE_UNKNOWN) + || options->filters[0].id == LZMA_VLI_UNKNOWN) return LZMA_PROG_ERROR; size_t filter_count = 0; @@ -132,15 +132,15 @@ lzma_block_header_encode(const lzma_block *options, uint8_t *out) out, &out_pos, out_size)); } while (options->filters[++filter_count].id - != LZMA_VLI_VALUE_UNKNOWN); + != LZMA_VLI_UNKNOWN); // Block Flags out[1] = filter_count - 1; - if (options->compressed_size != LZMA_VLI_VALUE_UNKNOWN) + if (options->compressed_size != LZMA_VLI_UNKNOWN) out[1] |= 0x40; - if (options->uncompressed_size != LZMA_VLI_VALUE_UNKNOWN) + if (options->uncompressed_size != LZMA_VLI_UNKNOWN) out[1] |= 0x80; // Padding |