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cozis
2025-11-09 14:12:19 +01:00
parent c3e20eceef
commit d2140bdb13
4 changed files with 19 additions and 9 deletions
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src/file_tree.c
+7 -3
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@@ -319,8 +319,9 @@ int file_tree_delete_entity(FileTree *ft, string path)
int file_tree_write(FileTree *ft, string path,
uint64_t off, uint64_t len, uint32_t num_chunks,
SHA256 *prev_hashes, SHA256 *hashes,
SHA256 *removed_hashes, int *num_removed)
uint32_t chunk_size, SHA256 *prev_hashes,
SHA256 *hashes, SHA256 *removed_hashes,
int *num_removed)
{
int num_comps;
string comps[MAX_COMPS];
@@ -339,6 +340,9 @@ int file_tree_write(FileTree *ft, string path,
File *f = &e->f;
if (f->chunk_size != chunk_size)
return -1; // TODO: error code
uint64_t first_chunk_index = off / f->chunk_size;
uint64_t last_chunk_index = first_chunk_index + (len - 1) / f->chunk_size;
@@ -363,7 +367,7 @@ int file_tree_write(FileTree *ft, string path,
// Verify prev_hashes match
for (uint64_t i = first_chunk_index; i <= last_chunk_index; i++)
if (memcmp(&f->chunks[i], &prev_hashes[i - first_chunk_index], sizeof(SHA256)))
return -1;
return -1; // TODO: error code
// Update chunks
for (uint64_t i = first_chunk_index; i <= last_chunk_index; i++)