imap-send: use HMAC() function provided by OpenSSL

Fix compile errors with OpenSSL 1.1.0.

HMAC_CTX is made opaque and HMAC_CTX_cleanup is removed in OpenSSL
1.1.0. But since we just want to calculate one HMAC, we can use HMAC()
here, which exists since OpenSSL 0.9.6 at least.

Signed-off-by: Kazuki Yamaguchi <>
Signed-off-by: Junio C Hamano <>
Kazuki Yamaguchi 7 years ago committed by Junio C Hamano
parent e46579643d
commit 1ed2c7b115
  1. 16
  2. 7

@ -3,12 +3,18 @@
#define HEADER_SHA_H
#include <CommonCrypto/CommonHMAC.h>
#define HMAC_CTX CCHmacContext
#define HMAC_Init(hmac, key, len, algo) CCHmacInit(hmac, algo, key, len)
#define HMAC_Update CCHmacUpdate
#define HMAC_Final(hmac, hash, ptr) CCHmacFinal(hmac, hash)
#define HMAC_CTX_cleanup(ignore)
#define EVP_md5(...) kCCHmacAlgMD5
/* CCHmac doesn't take md_len and the return type is void */
#define HMAC git_CC_HMAC
static inline unsigned char *git_CC_HMAC(CCHmacAlgorithm alg,
const void *key, int key_len,
const unsigned char *data, size_t data_len,
unsigned char *md, unsigned int *md_len)
CCHmac(alg, key, key_len, data, data_len, md);
return md;
#include <Security/Security.h>

@ -862,7 +862,6 @@ static char hexchar(unsigned int b)
static char *cram(const char *challenge_64, const char *user, const char *pass)
int i, resp_len, encoded_len, decoded_len;
HMAC_CTX hmac;
unsigned char hash[16];
char hex[33];
char *response, *response_64, *challenge;
@ -877,10 +876,8 @@ static char *cram(const char *challenge_64, const char *user, const char *pass)
(unsigned char *)challenge_64, encoded_len);
if (decoded_len < 0)
die("invalid challenge %s", challenge_64);
HMAC_Init(&hmac, (unsigned char *)pass, strlen(pass), EVP_md5());
HMAC_Update(&hmac, (unsigned char *)challenge, decoded_len);
HMAC_Final(&hmac, hash, NULL);
if (!HMAC(EVP_md5(), pass, strlen(pass), (unsigned char *)challenge, decoded_len, hash, NULL))
die("HMAC error");
hex[32] = 0;
for (i = 0; i < 16; i++) {