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md5: Use typedef for MD5 context

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Use of typedef is beneficial for porting with other crypto libs
without changing the API callers.
Secondly, it is for the code consistency with other digest libs.
SHA1, SHA256 and SHA512 are all using typedef for their context.

Signed-off-by: Raymond Mao <raymond.mao@linaro.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
This commit is contained in:
Raymond Mao 2024-05-16 14:11:51 -07:00 • committed by Tom Rini
parent 329bb6677b
commit 0fe031dd72
3 changed files with 14 additions and 14 deletions
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8
drivers/crypto/hash/hash_sw.c
View file

@ -50,17 +50,17 @@ static void hash_finish_crc32(void *ctx, void *obuf)
/* MD5 */
static void hash_init_md5(void *ctx)
{
MD5Init((struct MD5Context *)ctx);
MD5Init((MD5Context *)ctx);
}
static void hash_update_md5(void *ctx, const void *ibuf, uint32_t ilen)
{
MD5Update((struct MD5Context *)ctx, ibuf, ilen);
MD5Update((MD5Context *)ctx, ibuf, ilen);
}
static void hash_finish_md5(void *ctx, void *obuf)
{
MD5Final(obuf, (struct MD5Context *)ctx);
MD5Final(obuf, (MD5Context *)ctx);
}
/* SHA1 */
@ -158,7 +158,7 @@ static struct sw_hash_impl sw_hash_impl[HASH_ALGO_NUM] = {
.init = hash_init_md5,
.update = hash_update_md5,
.finish = hash_finish_md5,
.ctx_alloc_sz = sizeof(struct MD5Context),
.ctx_alloc_sz = sizeof(MD5Context),
},
[HASH_ALGO_SHA1] = {

10
include/u-boot/md5.h
View file

@ -10,18 +10,18 @@
#define MD5_SUM_LEN 16
struct MD5Context {
typedef struct MD5Context {
__u32 buf[4];
__u32 bits[2];
union {
unsigned char in[64];
__u32 in32[16];
};
};
} 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);
void MD5Init(MD5Context *ctx);
void MD5Update(MD5Context *ctx, unsigned char const *buf, unsigned int len);
void MD5Final(unsigned char digest[16], MD5Context *ctx);
/*
* Calculate and store in 'output' the MD5 digest of 'len' bytes at

10
lib/md5.c
View file

@ -55,7 +55,7 @@ byteReverse(unsigned char *buf, unsigned longs)
* initialization constants.
*/
void
MD5Init(struct MD5Context *ctx)
MD5Init(MD5Context *ctx)
{
ctx->buf[0] = 0x67452301;
ctx->buf[1] = 0xefcdab89;
@ -71,7 +71,7 @@ MD5Init(struct MD5Context *ctx)
* of bytes.
*/
void
MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len)
MD5Update(MD5Context *ctx, unsigned char const *buf, unsigned int len)
{
register __u32 t;
@ -120,7 +120,7 @@ MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len)
* 1 0* (64-bit count of bits processed, MSB-first)
*/
void
MD5Final(unsigned char digest[16], struct MD5Context *ctx)
MD5Final(unsigned char digest[16], MD5Context *ctx)
{
unsigned int count;
unsigned char *p;
@ -269,7 +269,7 @@ MD5Transform(__u32 buf[4], __u32 const in[16])
void
md5 (unsigned char *input, int len, unsigned char output[16])
{
struct MD5Context context;
MD5Context context;
MD5Init(&context);
MD5Update(&context, input, len);
@ -286,7 +286,7 @@ void
md5_wd(const unsigned char *input, unsigned int len, unsigned char output[16],
unsigned int chunk_sz)
{
struct MD5Context context;
MD5Context context;
#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
const unsigned char *end, *curr;
int chunk;