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1ed2c7b115
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 <k@rhe.jp> Signed-off-by: Junio C Hamano <gitster@pobox.com>
96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
/* suppress inclusion of conflicting openssl functions */
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#define OPENSSL_NO_MD5
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#define HEADER_HMAC_H
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#define HEADER_SHA_H
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#include <CommonCrypto/CommonHMAC.h>
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#define EVP_md5(...) kCCHmacAlgMD5
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/* CCHmac doesn't take md_len and the return type is void */
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#define HMAC git_CC_HMAC
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static inline unsigned char *git_CC_HMAC(CCHmacAlgorithm alg,
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const void *key, int key_len,
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const unsigned char *data, size_t data_len,
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unsigned char *md, unsigned int *md_len)
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{
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CCHmac(alg, key, key_len, data, data_len, md);
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return md;
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}
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#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
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#define APPLE_LION_OR_NEWER
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#include <Security/Security.h>
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/* Apple's TYPE_BOOL conflicts with config.c */
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#undef TYPE_BOOL
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#endif
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#ifndef SHA1_MAX_BLOCK_SIZE
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#error Using Apple Common Crypto library requires setting SHA1_MAX_BLOCK_SIZE
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#endif
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#ifdef APPLE_LION_OR_NEWER
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#define git_CC_error_check(pattern, err) \
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do { \
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if (err) { \
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die(pattern, (long)CFErrorGetCode(err)); \
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} \
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} while(0)
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#define EVP_EncodeBlock git_CC_EVP_EncodeBlock
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static inline int git_CC_EVP_EncodeBlock(unsigned char *out,
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const unsigned char *in, int inlen)
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{
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CFErrorRef err;
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SecTransformRef encoder;
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CFDataRef input, output;
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CFIndex length;
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encoder = SecEncodeTransformCreate(kSecBase64Encoding, &err);
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git_CC_error_check("SecEncodeTransformCreate failed: %ld", err);
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input = CFDataCreate(kCFAllocatorDefault, in, inlen);
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SecTransformSetAttribute(encoder, kSecTransformInputAttributeName,
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input, &err);
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git_CC_error_check("SecTransformSetAttribute failed: %ld", err);
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output = SecTransformExecute(encoder, &err);
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git_CC_error_check("SecTransformExecute failed: %ld", err);
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length = CFDataGetLength(output);
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CFDataGetBytes(output, CFRangeMake(0, length), out);
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CFRelease(output);
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CFRelease(input);
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CFRelease(encoder);
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return (int)strlen((const char *)out);
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}
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#define EVP_DecodeBlock git_CC_EVP_DecodeBlock
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static int inline git_CC_EVP_DecodeBlock(unsigned char *out,
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const unsigned char *in, int inlen)
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{
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CFErrorRef err;
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SecTransformRef decoder;
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CFDataRef input, output;
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CFIndex length;
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decoder = SecDecodeTransformCreate(kSecBase64Encoding, &err);
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git_CC_error_check("SecEncodeTransformCreate failed: %ld", err);
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input = CFDataCreate(kCFAllocatorDefault, in, inlen);
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SecTransformSetAttribute(decoder, kSecTransformInputAttributeName,
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input, &err);
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git_CC_error_check("SecTransformSetAttribute failed: %ld", err);
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output = SecTransformExecute(decoder, &err);
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git_CC_error_check("SecTransformExecute failed: %ld", err);
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length = CFDataGetLength(output);
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CFDataGetBytes(output, CFRangeMake(0, length), out);
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CFRelease(output);
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CFRelease(input);
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CFRelease(decoder);
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return (int)strlen((const char *)out);
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}
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#endif /* APPLE_LION_OR_NEWER */
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