hmacSha1 + Base64
2021-08-17 本文已影响0人
woo_5857
hmacSha1 + Base64
+ (NSString *)hmacSha1:(NSString*)key text:(NSString*)text {
const char *cKey = [key cStringUsingEncoding:NSUTF8StringEncoding];
const char *cData = [text cStringUsingEncoding:NSUTF8StringEncoding];
uint8_t cHMAC[CC_SHA1_DIGEST_LENGTH];
CCHmac(kCCHmacAlgSHA1, cKey, strlen(cKey), cData, strlen(cData), cHMAC);
//NSData *HMAC = [[NSData alloc] initWithBytes:cHMAC length:CC_SHA1_DIGEST_LENGTH];
NSString *hash;
NSMutableString * output = [NSMutableString stringWithCapacity:CC_SHA1_DIGEST_LENGTH * 2];
for(int i = 0; i < CC_SHA1_DIGEST_LENGTH; i++)
[output appendFormat:@"%02x", cHMAC[i]];
hash = output;
return hash;
}
