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Kernel V3.0.0

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boreddevnl
2026-02-25 22:59:50 +01:00
parent ca997072ce
commit 73a34edd0e
81 changed files with 272886 additions and 13685 deletions
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14
src/kernel/fat32.c
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@@ -1301,9 +1301,17 @@ int fat32_seek(FAT32_FileHandle *handle, int offset, int whence) {
handle->position = new_position;
// For RealFS, we might need to walk cluster chain to update handle->cluster
// if we seeked far.
if (handle->drive != 'A') {
// Both RealFS and RAMFS must accurately re-walk their cluster chains
if (handle->drive == 'A') {
handle->cluster = handle->start_cluster;
uint32_t pos = 0;
while (pos + FAT32_CLUSTER_SIZE <= handle->position) {
uint32_t next = fat_table[handle->cluster];
if (next >= 0xFFFFFFF8) break;
handle->cluster = next;
pos += FAT32_CLUSTER_SIZE;
}
} else {
// Re-walk to find current cluster
int vol_idx = handle->drive - 'A';
FAT32_Volume *vol = &volumes[vol_idx];