#include <string.h>
#include <inttypes.h>
+#include "../lib/bswap.h"
#include "sha256.h"
-#if __BYTE_ORDER == __LITTLE_ENDIAN
-static int __be32_to_cpu(uint32_t val)
-{
- uint32_t c1, c2, c3, c4;
-
- c1 = (val >> 24) & 0xff;
- c2 = (val >> 16) & 0xff;
- c3 = (val >> 8) & 0xff;
- c4 = val & 0xff;
-
- return c1 | c2 << 8 | c3 << 16 | c4 << 24;
-}
-#else
-#define __be32_to_cpu(x) (x)
-#endif
-
#define SHA256_DIGEST_SIZE 32
#define SHA256_HMAC_BLOCK_SIZE 64
memset(W, 0, 64 * sizeof(uint32_t));
}
-void sha256_init(struct sha256_ctx *sctx)
+void fio_sha256_init(struct fio_sha256_ctx *sctx)
{
sctx->state[0] = H0;
sctx->state[1] = H1;
sctx->count[0] = sctx->count[1] = 0;
}
-void sha256_update(struct sha256_ctx *sctx, const uint8_t *data,
- unsigned int len)
+void fio_sha256_update(struct fio_sha256_ctx *sctx, const uint8_t *data,
+ unsigned int len)
{
- unsigned int i, index, part_len;
+ unsigned int i, idx, part_len;
/* Compute number of bytes mod 128 */
- index = (unsigned int)((sctx->count[0] >> 3) & 0x3f);
+ idx = (unsigned int)((sctx->count[0] >> 3) & 0x3f);
/* Update number of bits */
if ((sctx->count[0] += (len << 3)) < (len << 3)) {
sctx->count[1] += (len >> 29);
}
- part_len = 64 - index;
+ part_len = 64 - idx;
/* Transform as many times as possible. */
if (len >= part_len) {
- memcpy(&sctx->buf[index], data, part_len);
+ memcpy(&sctx->buf[idx], data, part_len);
sha256_transform(sctx->state, sctx->buf);
for (i = part_len; i + 63 < len; i += 64)
sha256_transform(sctx->state, &data[i]);
- index = 0;
+ idx = 0;
} else {
i = 0;
}
/* Buffer remaining input */
- memcpy(&sctx->buf[index], &data[i], len-i);
+ memcpy(&sctx->buf[idx], &data[i], len-i);
}