int errno_save;
u64 *chunk_offsets = NULL;
+ u8 *_ubuf = NULL;
u8 *ubuf = NULL;
void *cbuf = NULL;
bool chunk_offsets_malloced = false;
/* Allocate buffer for holding the uncompressed data of each chunk. */
if (chunk_size <= STACK_MAX) {
- ubuf = alloca(chunk_size);
+ _ubuf = alloca(chunk_size + 15);
} else {
- ubuf = MALLOC(chunk_size);
- if (ubuf == NULL)
+ _ubuf = MALLOC(chunk_size + 15);
+ if (_ubuf == NULL)
goto oom;
ubuf_malloced = true;
}
+ ubuf = (u8 *)(((uintptr_t)_ubuf + 15) & ~15);
/* Allocate a temporary buffer for reading compressed chunks, each of
* which can be at most @chunk_size - 1 bytes. This excludes compressed
if (chunk_offsets_malloced)
FREE(chunk_offsets);
if (ubuf_malloced)
- FREE(ubuf);
+ FREE(_ubuf);
if (cbuf_malloced)
FREE(cbuf);
errno = errno_save;
wimlib_assert(size <= ctx->cur_stream->size - ctx->cur_stream_offset);
if (ctx->cur_stream_offset == 0) {
- u32 flags;
/* Starting a new stream. */
DEBUG("Begin new stream (size=%"PRIu64").",
ctx->cur_stream->size);
- flags = BEGIN_STREAM_FLAG_PARTIAL_RESOURCE;
- if (size == ctx->cur_stream->size)
- flags |= BEGIN_STREAM_FLAG_WHOLE_STREAM;
ret = (*ctx->cbs.begin_stream)(ctx->cur_stream,
- flags,
ctx->cbs.begin_stream_ctx);
if (ret)
return ret;
/* Callback for starting to read a stream while calculating its SHA1 message
* digest. */
static int
-hasher_begin_stream(struct wim_lookup_table_entry *lte, u32 flags,
- void *_ctx)
+hasher_begin_stream(struct wim_lookup_table_entry *lte, void *_ctx)
{
struct hasher_context *ctx = _ctx;
if (ctx->cbs.begin_stream == NULL)
return 0;
else
- return (*ctx->cbs.begin_stream)(lte, flags,
- ctx->cbs.begin_stream_ctx);
+ return (*ctx->cbs.begin_stream)(lte, ctx->cbs.begin_stream_ctx);
}
/* A consume_data_callback_t implementation that continues calculating the SHA1
{
int ret;
- ret = (*cbs->begin_stream)(lte, 0, cbs->begin_stream_ctx);
+ ret = (*cbs->begin_stream)(lte, cbs->begin_stream_ctx);
if (ret)
return ret;