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Fixing STFS reading.

This commit is contained in:
Ben Vanik 2014-01-18 22:49:26 -08:00
parent 6b633e4e28
commit 0581d8eb07
1 changed files with 7 additions and 3 deletions
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10
src/xenia/kernel/fs/devices/stfs_container_file.cc
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@ -54,13 +54,17 @@ X_STATUS STFSContainerFile::ReadSync(
stfs_entry->block_list.size(),
(size_t)ceil((byte_offset + real_length) / 4096.0));
uint8_t* dest_ptr = (uint8_t*)buffer;
size_t remaining_length = real_length;
for (size_t n = start_block; n < end_block; n++) {
auto& record = stfs_entry->block_list[n];
size_t offset = record.offset;
size_t read_length = record.length;
xe_copy_memory(dest_ptr, buffer_length - (dest_ptr - (uint8_t*)buffer),
map_ptr + offset, read_length);
if (n == start_block) {
offset += byte_offset % 4096;
}
size_t read_length = MIN(remaining_length, record.length);
xe_copy_struct(dest_ptr, map_ptr + offset, read_length);
dest_ptr += read_length;
remaining_length -= read_length;
}
*out_bytes_read = real_length;
return X_STATUS_SUCCESS;