liblzma: SHA-256: Do the byteswapping without a temporary buffer.
diff --git a/src/liblzma/check/sha256.c b/src/liblzma/check/sha256.c
index a8470d5..0d3bc9e 100644
--- a/src/liblzma/check/sha256.c
+++ b/src/liblzma/check/sha256.c
@@ -31,7 +31,7 @@
// At least on x86, GCC is able to optimize this to a rotate instruction.
#define rotr_32(num, amount) ((num) >> (amount) | (num) << (32 - (amount)))
-#define blk0(i) (W[i] = data[i])
+#define blk0(i) (W[i] = conv32be(data[i]))
#define blk2(i) (W[i & 15] += s1(W[(i - 2) & 15]) + W[(i - 7) & 15] \
+ s0(W[(i - 15) & 15]))
@@ -111,18 +111,7 @@
static void
process(lzma_check_state *check)
{
-#ifdef WORDS_BIGENDIAN
transform(check->state.sha256.state, check->buffer.u32);
-
-#else
- uint32_t data[16];
-
- for (size_t i = 0; i < 16; ++i)
- data[i] = bswap32(check->buffer.u32[i]);
-
- transform(check->state.sha256.state, data);
-#endif
-
return;
}
