2014/10/15 下午 10:04:57

iphone Programming Glossary: cc_sha1_digest_length

Trying to Write NSString sha1 function, but it's returning null

http://stackoverflow.com/questions/1353771/trying-to-write-nsstring-sha1-function-but-its-returning-null

NSMutableData alloc init dataToHash appendData str dataUsingEncoding NSUTF8StringEncoding unsigned char hashBytes CC_SHA1_DIGEST_LENGTH CC_SHA1 dataToHash bytes dataToHash length hashBytes NSData encodedData NSData dataWithBytes hashBytes length CC_SHA1_DIGEST_LENGTH.. CC_SHA1 dataToHash bytes dataToHash length hashBytes NSData encodedData NSData dataWithBytes hashBytes length CC_SHA1_DIGEST_LENGTH dataToHash release NSString encodedStr NSString stringWithUTF8String encodedData bytes NSString encodedStr NSString alloc..

Decode sha1 string to normal string

http://stackoverflow.com/questions/3492317/decode-sha1-string-to-normal-string

NSASCIIStringEncoding NSData keyData NSData dataWithBytes s length strlen s This is the destination uint8_t digest CC_SHA1_DIGEST_LENGTH 0 This one function does an unkeyed SHA1 hash of your hash data CC_SHA1 keyData.bytes keyData.length digest Now convert.. digest Now convert to NSData structure to make it usable again NSData out NSData dataWithBytes digest length CC_SHA1_DIGEST_LENGTH description converts to hex but puts around it and spaces every 4 bytes NSString hash out description hash hash stringByReplacingOccurrencesOfString..

Does SecTrustEvaluate() look for root certificates in the application keychain?

http://stackoverflow.com/questions/4669255/does-sectrustevaluate-look-for-root-certificates-in-the-application-keychain

cdata SecCertificateCopyData cert NSData data NSData alloc initWithData NSData cdata unsigned char digest_result CC_SHA1_DIGEST_LENGTH CC_SHA1 data.bytes data.length digest_result compare each byte with your in code SHA1 bytes if allBytesMatch NSURLCredential..

iPhone and HMAC-SHA-1 encoding

http://stackoverflow.com/questions/735714/iphone-and-hmac-sha-1-encoding

clearTextData what do i need to pass for these two values inputs NSData keyData NSData clearTextData uint8_t digest CC_SHA1_DIGEST_LENGTH 0 CCHmacContext hmacContext CCHmacInit hmacContext kCCHmacAlgSHA1 keyData.bytes keyData.length CCHmacUpdate hmacContext.. clearTextData.bytes clearTextData.length CCHmacFinal hmacContext digest NSData out NSData dataWithBytes digest length CC_SHA1_DIGEST_LENGTH iphone sha1 hmac share improve this question I just spent like 4 hours Googling and looking for ways to calculate an.. NSASCIIStringEncoding NSData keyData NSData dataWithBytes s length strlen s This is the destination uint8_t digest CC_SHA1_DIGEST_LENGTH 0 This one function does an unkeyed SHA1 hash of your hash data CC_SHA1 keyData.bytes keyData.length digest Now convert..

RSA Encryption-Decryption in iphone

http://stackoverflow.com/questions/788569/rsa-encryption-decryption-in-iphone

NSString NSStringAdditions NSString base64StringWithHMACSHA1Digest NSString secretKey unsigned char digest CC_SHA1_DIGEST_LENGTH char keyCharPtr strdup secretKey UTF8String char dataCharPtr strdup self UTF8String CCHmacContext hctx CCHmacInit hctx kCCHmacAlgSHA1.. dataCharPtr strlen dataCharPtr CCHmacFinal hctx digest NSData encryptedStringData NSData dataWithBytes digest length CC_SHA1_DIGEST_LENGTH free keyCharPtr free dataCharPtr return NSString base64StringFromData encryptedStringData length encryptedStringData length..