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Diffstat (limited to 'lib/sha1.c')
-rw-r--r--lib/sha1.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/lib/sha1.c b/lib/sha1.c
index da5bc16f3c..a121224855 100644
--- a/lib/sha1.c
+++ b/lib/sha1.c
@@ -73,7 +73,7 @@ void sha1_starts (sha1_context * ctx)
ctx->state[4] = 0xC3D2E1F0;
}
-static void sha1_process (sha1_context * ctx, unsigned char data[64])
+static void sha1_process(sha1_context *ctx, const unsigned char data[64])
{
unsigned long temp, W[16], A, B, C, D, E;
@@ -230,7 +230,8 @@ static void sha1_process (sha1_context * ctx, unsigned char data[64])
/*
* SHA-1 process buffer
*/
-void sha1_update (sha1_context * ctx, unsigned char *input, int ilen)
+void sha1_update(sha1_context *ctx, const unsigned char *input,
+ unsigned int ilen)
{
int fill;
unsigned long left;
@@ -305,7 +306,8 @@ void sha1_finish (sha1_context * ctx, unsigned char output[20])
/*
* Output = SHA-1( input buffer )
*/
-void sha1_csum (unsigned char *input, int ilen, unsigned char output[20])
+void sha1_csum(const unsigned char *input, unsigned int ilen,
+ unsigned char *output)
{
sha1_context ctx;
@@ -318,12 +320,12 @@ void sha1_csum (unsigned char *input, int ilen, unsigned char output[20])
* Output = SHA-1( input buffer ). Trigger the watchdog every 'chunk_sz'
* bytes of input processed.
*/
-void sha1_csum_wd (unsigned char *input, int ilen, unsigned char output[20],
- unsigned int chunk_sz)
+void sha1_csum_wd(const unsigned char *input, unsigned int ilen,
+ unsigned char *output, unsigned int chunk_sz)
{
sha1_context ctx;
#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
- unsigned char *end, *curr;
+ const unsigned char *end, *curr;
int chunk;
#endif
@@ -350,8 +352,9 @@ void sha1_csum_wd (unsigned char *input, int ilen, unsigned char output[20],
/*
* Output = HMAC-SHA-1( input buffer, hmac key )
*/
-void sha1_hmac (unsigned char *key, int keylen,
- unsigned char *input, int ilen, unsigned char output[20])
+void sha1_hmac(const unsigned char *key, int keylen,
+ const unsigned char *input, unsigned int ilen,
+ unsigned char *output)
{
int i;
sha1_context ctx;