lib/md5: Export progressive APIs

Export the MD5 hash init/update/finish progressive APIs
for better flexibility.

Signed-off-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com>

diff --git a/include/u-boot/md5.h b/include/u-boot/md5.h
index e09c16a..e5cb923 100644 (file)
--- a/include/u-boot/md5.h
+++ b/include/u-boot/md5.h
@@ -17,6 +17,10 @@ struct MD5Context {
        };
 };
 
+void MD5Init(struct MD5Context *ctx);
+void MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len);
+void MD5Final(unsigned char digest[16], struct MD5Context *ctx);
+
 /*
  * Calculate and store in 'output' the MD5 digest of 'len' bytes at
  * 'input'. 'output' must have enough space to hold 16 bytes.

diff --git a/lib/md5.c b/lib/md5.c
index 2ae4a06..688b725 100644 (file)
--- a/lib/md5.c
+++ b/lib/md5.c
@@ -55,7 +55,7 @@ byteReverse(unsigned char *buf, unsigned longs)
  * Start MD5 accumulation.  Set bit count to 0 and buffer to mysterious
  * initialization constants.
  */
-static void
+void
 MD5Init(struct MD5Context *ctx)
 {
        ctx->buf[0] = 0x67452301;
@@ -71,7 +71,7 @@ MD5Init(struct MD5Context *ctx)
  * Update context to reflect the concatenation of another buffer full
  * of bytes.
  */
-static void
+void
 MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len)
 {
        register __u32 t;
@@ -120,7 +120,7 @@ MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len)
  * Final wrapup - pad to 64-byte boundary with the bit pattern
  * 1 0* (64-bit count of bits processed, MSB-first)
  */
-static void
+void
 MD5Final(unsigned char digest[16], struct MD5Context *ctx)
 {
        unsigned int count;