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Diffstat (limited to 'libbb')
-rw-r--r--libbb/hash_fd.c36
1 files changed, 17 insertions, 19 deletions
diff --git a/libbb/hash_fd.c b/libbb/hash_fd.c
index b95c1369b..ad0e4f446 100644
--- a/libbb/hash_fd.c
+++ b/libbb/hash_fd.c
@@ -106,13 +106,13 @@
e = d; d = c; c = rotl32(b, 30); b = t
/* type to hold the SHA1 context */
-typedef struct {
+typedef struct sha1_ctx_s {
uint32_t count[2];
uint32_t hash[5];
uint32_t wbuf[16];
-} sha1_ctx;
+} sha1_ctx_t;
-static void sha1_compile(sha1_ctx ctx[1])
+static void sha1_compile(sha1_ctx_t *ctx)
{
uint32_t w[80], i, a, b, c, d, e, t;
@@ -154,7 +154,7 @@ static void sha1_compile(sha1_ctx ctx[1])
ctx->hash[4] += e;
}
-static void sha1_begin(sha1_ctx ctx[1])
+static void sha1_begin(sha1_ctx_t *ctx)
{
ctx->count[0] = ctx->count[1] = 0;
ctx->hash[0] = 0x67452301;
@@ -166,7 +166,7 @@ static void sha1_begin(sha1_ctx ctx[1])
/* SHA1 hash data in an array of bytes into hash buffer and call the */
/* hash_compile function as required. */
-static void sha1_hash(const unsigned char data[], unsigned int len, sha1_ctx ctx[1])
+static void sha1_hash(const unsigned char data[], unsigned int len, sha1_ctx_t *ctx)
{
uint32_t pos = (uint32_t) (ctx->count[0] & SHA1_MASK),
freeb = SHA1_BLOCK_SIZE - pos;
@@ -196,7 +196,7 @@ static uint32_t mask[4] = { 0x00000000, 0xff000000, 0xffff0000, 0xffffff00 };
static uint32_t bits[4] = { 0x80000000, 0x00800000, 0x00008000, 0x00000080 };
# endif /* __BYTE_ORDER */
-void sha1_end(unsigned char hval[], sha1_ctx ctx[1])
+void sha1_end(unsigned char hval[], sha1_ctx_t *ctx)
{
uint32_t i, cnt = (uint32_t) (ctx->count[0] & SHA1_MASK);
@@ -288,7 +288,7 @@ static const unsigned char fillbuf[64] = { 0x80, 0 /* , 0, 0, ... */ };
typedef u_int32_t md5_uint32;
/* Structure to save state of computation between the single steps. */
-struct md5_ctx {
+typedef struct md5_ctx_s {
md5_uint32 A;
md5_uint32 B;
md5_uint32 C;
@@ -297,12 +297,12 @@ struct md5_ctx {
md5_uint32 total[2];
md5_uint32 buflen;
char buffer[128];
-};
+} md5_ctx_t;
/* Initialize structure containing state of computation.
* (RFC 1321, 3.3: Step 3)
*/
-static void md5_begin(struct md5_ctx *ctx)
+static void md5_begin(md5_ctx_t *ctx)
{
ctx->A = 0x67452301;
ctx->B = 0xefcdab89;
@@ -328,8 +328,7 @@ static void md5_begin(struct md5_ctx *ctx)
* starting at BUFFER.
* It is necessary that LEN is a multiple of 64!!!
*/
-static void md5_hash_block(const void *buffer, size_t len,
- struct md5_ctx *ctx)
+static void md5_hash_block(const void *buffer, size_t len, md5_ctx_t *ctx)
{
md5_uint32 correct_words[16];
const md5_uint32 *words = buffer;
@@ -670,8 +669,7 @@ static void md5_hash_block(const void *buffer, size_t len,
* It is NOT required that LEN is a multiple of 64.
*/
-static void md5_hash_bytes(const void *buffer, size_t len,
- struct md5_ctx *ctx)
+static void md5_hash_bytes(const void *buffer, size_t len, md5_ctx_t *ctx)
{
/* When we already have some bits in our internal buffer concatenate
both inputs first. */
@@ -716,7 +714,7 @@ static void md5_hash_bytes(const void *buffer, size_t len,
* IMPORTANT: On some systems it is required that RESBUF is correctly
* aligned for a 32 bits value.
*/
-static void *md5_end(void *resbuf, struct md5_ctx *ctx)
+static void *md5_end(void *resbuf, md5_ctx_t *ctx)
{
/* Take yet unprocessed bytes into account. */
md5_uint32 bytes = ctx->buflen;
@@ -770,10 +768,10 @@ extern int hash_fd(int src_fd, const off_t size, const uint8_t hash_algo,
unsigned int blocksize = 0;
unsigned char *buffer = NULL;
#ifdef CONFIG_SHA1SUM
- sha1_ctx sha1_cx[1];
+ sha1_ctx_t sha1_cx;
#endif
#ifdef CONFIG_MD5SUM
- struct md5_ctx md5_cx;
+ md5_ctx_t md5_cx;
#endif
@@ -794,7 +792,7 @@ extern int hash_fd(int src_fd, const off_t size, const uint8_t hash_algo,
/* Initialize the computation context. */
#ifdef CONFIG_SHA1SUM
if (hash_algo == HASH_SHA1) {
- sha1_begin(sha1_cx);
+ sha1_begin(&sha1_cx);
}
#endif
#ifdef CONFIG_MD5SUM
@@ -817,7 +815,7 @@ extern int hash_fd(int src_fd, const off_t size, const uint8_t hash_algo,
/* Process buffer */
#ifdef CONFIG_SHA1SUM
if (hash_algo == HASH_SHA1) {
- sha1_hash(buffer, count, sha1_cx);
+ sha1_hash(buffer, count, &sha1_cx);
}
#endif
#ifdef CONFIG_MD5SUM
@@ -834,7 +832,7 @@ extern int hash_fd(int src_fd, const off_t size, const uint8_t hash_algo,
/* Finalize and write the hash into our buffer. */
#ifdef CONFIG_SHA1SUM
if (hash_algo == HASH_SHA1) {
- sha1_end(hashval, sha1_cx);
+ sha1_end(hashval, &sha1_cx);
}
#endif
#ifdef CONFIG_MD5SUM