aaru-dps/libaaruformat
1
0
Fork 0
mirror of https://github.com/aaru-dps/libaaruformat.git synced 2025-12-16 19:24:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

Refactor secondary DDT table creation logic to check for cached entries

Browse Source
This commit is contained in:
Natalia Portillo
2025-09-28 21:26:26 +01:00
parent f7f9ce53dd
commit adbe4e1b2d
1 changed files with 4 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/ddt/ddt_v2.c
View File

@@ -1224,9 +1224,9 @@ void set_ddt_multi_level_v2(aaruformatContext *ctx, uint64_t sectorAddress, bool
}
// Step 5: Check if the specified block already has an existing secondary level table
createNewTable = secondaryDdtOffset == 0;
createNewTable = ctx->cachedSecondaryDdtSmall == NULL && ctx->cachedSecondaryDdtBig == NULL;
if(!createNewTable)
if(!createNewTable && secondaryDdtOffset != 0)
{
// Load existing table
fseek(ctx->imageStream, secondaryDdtOffset, SEEK_SET);
@@ -1281,7 +1281,8 @@ void set_ddt_multi_level_v2(aaruformatContext *ctx, uint64_t sectorAddress, bool
ctx->cachedDdtOffset = secondaryDdtOffset;
}
else
if(createNewTable)
{
// Create a new empty table
size_t tableSize = ctx->userDataDdtHeader.sizeType == SmallDdtSizeType ? itemsPerDdtEntry * sizeof(uint16_t)