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Merge "Add fbounds-safety annotations for sorted." into main

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James Zern
2025-08-20 15:04:27 -07:00
committed by Gerrit Code Review
parent 17ba97c149 4cdb42070f
commit b7d30cfd94
1 changed files with 7 additions and 3 deletions
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10
src/utils/huffman_utils.c
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@@ -85,7 +85,8 @@ static WEBP_INLINE int NextTableBitSize(
// by code length. // by code length.
static int BuildHuffmanTable(HuffmanCode* const root_table, int root_bits, static int BuildHuffmanTable(HuffmanCode* const root_table, int root_bits,
const int code_lengths[], int code_lengths_size, const int code_lengths[], int code_lengths_size,
uint16_t sorted[]) { uint16_t WEBP_COUNTED_BY_OR_NULL(code_lengths_size)
sorted[]) {
HuffmanCode* table = root_table; // next available space in table HuffmanCode* table = root_table; // next available space in table
int total_size = 1 << root_bits; // total size root table + 2nd level table int total_size = 1 << root_bits; // total size root table + 2nd level table
int len; // current code length int len; // current code length
@@ -271,8 +272,11 @@ int VP8LBuildHuffmanTable(HuffmanTables* const root_table, int root_bits,
uint16_t* const sorted = uint16_t* const sorted =
(uint16_t*)WebPSafeMalloc(code_lengths_size, sizeof(*sorted)); (uint16_t*)WebPSafeMalloc(code_lengths_size, sizeof(*sorted));
if (sorted == NULL) return 0; if (sorted == NULL) return 0;
BuildHuffmanTable(root_table->curr_segment->curr_table, root_bits, BuildHuffmanTable(
code_lengths, code_lengths_size, sorted); root_table->curr_segment->curr_table, root_bits, code_lengths,
code_lengths_size,
WEBP_UNSAFE_FORGE_BIDI_INDEXABLE(
uint16_t*, sorted, (size_t)code_lengths_size * sizeof(*sorted)));
WebPSafeFree(sorted); WebPSafeFree(sorted);
} }
return total_size; return total_size;