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2014/10/15 ¤U¤È 10:14:03
iphone Programming Glossary: sha1Trying 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.. 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..
A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7 http://stackoverflow.com/questions/19943183/a-complete-solution-to-locally-validate-an-in-app-receipts-and-bundle-receipts-o back at the beginning before the receipt was parsed. Verifying the receipt hash The hash included in the receipt is a SHA1 of the device id some opaque value included in the receipt and the bundle id. This is how you would verify the receipt hash.. data appendData self.bundleIdentifierData NSMutableData expectedHash NSMutableData dataWithLength SHA_DIGEST_LENGTH SHA1 data.bytes data.length expectedHash.mutableBytes return expectedHash isEqualToData self.hash And that's the gist of it...
Having problems with uploading photos to TwitPic using OAuth in Objective C on the iPhone http://stackoverflow.com/questions/2959490/having-problems-with-uploading-photos-to-twitpic-using-oauth-in-objective-c-on-t oauth_timestamp 1275492425 oauth_nonce b686f20a18ba6763ac52b689b2ac0c421a9e4013 oauth_signature_method HMAC SHA1 oauth_consumer_key zNbW3Xi3MuS7i9cpz6fw oauth_version 1.0 oauth_token 147275699 jmrjpwk3B6mO2FX2BCc9Ci9CRBbBKYW1bOni2MYs..
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.. 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 to NSData structure to make it usable again.. 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 to NSData structure to make it usable again NSData out NSData dataWithBytes..
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 CommonCrypto CommonDigest.h From there you can iterate the full array of certs and compare it to something like a SHA1 of the challenge's server trust reference way #1 iOS built in SecTrustRef trust challenge.protectionSpace.serverTrust.. 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.. 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 cred..
Tumblr OAuth image post gives me 401/“Invalid OAuth credentials” http://stackoverflow.com/questions/4849819/tumblr-oauth-image-post-gives-me-401-invalid-oauth-credentials 26 oauth_nonce 3D71edd7a1224463a7e1723bb7b568060b4d69deb6 26 oauth_signature_method 3DHMAC SHA1 26 oauth_timestamp 3D1297678418 26 oauth_token 3Dxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx 26 oauth_version 3D1.0.. http www.tumblr.com oauth_consumer_key xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx oauth_signature_method HMAC SHA1 oauth_timestamp 1296445530 oauth_nonce 71edd7a1224463a7e1723bb7b568060b4d69deb6 oauth_version 1.0 oauth_token xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx..
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.. 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.. 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..
RSA Encryption-Decryption in iphone http://stackoverflow.com/questions/788569/rsa-encryption-decryption-in-iphone from Base64 to whatever in Java . Here's an example of some code that might help you get started. I'm doing a HMAC SHA1 signature 'digest' here but the general idea is the same for your RSA case #import Foundation NSString.h #import CommonCrypto.. NSString NSStringAdditions NSString base64StringFromData NSData data length int length NSString base64StringWithHMACSHA1Digest NSString secretKey @end #import NSStringAdditions.h static char base64EncodingTable 64 'A' 'B' 'C' 'D' 'E' 'F' 'G'.. '1' '2' '3' '4' '5' '6' '7' '8' '9' ' ' ' ' @implementation NSString NSStringAdditions NSString base64StringWithHMACSHA1Digest NSString secretKey unsigned char digest CC_SHA1_DIGEST_LENGTH char keyCharPtr strdup secretKey UTF8String char dataCharPtr..
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 to Write NSString sha1 function but it's returning null I have the following Objective C function NSString stringToSha1 NSString str NSMutableData.. using the iPhone 3.0 SDK. At the moment any String I pass in comes back out NULL. objective c iphone nsstring nsdata sha1 share improve this question Short answer turn on gcc warnings Wall . Long answer NSMutableData dataToHash NSMutableData..
Decode sha1 string to normal string http://stackoverflow.com/questions/3492317/decode-sha1-string-to-normal-string sha1 string to normal string I am using following code to convert string to sha1 string but i am not able to find any solution.. sha1 string to normal string I am using following code to convert string to sha1 string but i am not able to find any solution for reverse of this i.e normal string from sha1 string. NSString stringToSha1.. to convert string to sha1 string but i am not able to find any solution for reverse of this i.e normal string from sha1 string. NSString stringToSha1 NSString str const char s str cStringUsingEncoding NSASCIIStringEncoding NSData keyData NSData..
iPhone and HMAC-SHA-1 encoding http://stackoverflow.com/questions/735714/iphone-and-hmac-sha-1-encoding 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 unkeyed SHA1.. 4 hours Googling and looking for ways to calculate an unkeyed SHA1 on the iPhone that would match the results of the sha1 function in php. Here was the result #import CommonCrypto CommonDigest.h NSString hashkey your data here PHP uses ASCII..
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