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2014/10/15 ¤U¤È 10:05:18

iphone Programming Glossary: commondigest.h

Compute a checksum on the iPhone from NSData

http://stackoverflow.com/questions/1028742/compute-a-checksum-on-the-iphone-from-nsdata

12 result 13 result 14 result 15 return hash iphone nsdata share improve this question In the CommonCrypto CommonDigest.h header file there should be a CC_MD5 function that will compute an MD5 hash of arbitrary data. It's a C function so it won't..

MD5 algorithm in Objective C

http://stackoverflow.com/questions/1524604/md5-algorithm-in-objective-c

md5 @end @interface NSData MyExtensions NSString md5 @end MyExtensions.m #import MyExtensions.h #import CommonCrypto CommonDigest.h Need to import for CC_MD5 access @implementation NSString MyExtensions NSString md5 const char cStr self UTF8String unsigned..

Generate hash from UIImage

http://stackoverflow.com/questions/1684799/generate-hash-from-uiimage

I wound up using the following code to accomplish the task. Note that this requires that you import CommonCrypto CommonDigest.h unsigned char result 16 NSData imageData NSData dataWithData UIImagePNGRepresentation inImage CC_MD5 imageData bytes imageData..

CommonCrypto is no longer part of the iPhone SDK - Where else can I easily get an MD5 function?

http://stackoverflow.com/questions/1847281/commoncrypto-is-no-longer-part-of-the-iphone-sdk-where-else-can-i-easily-get-a

its not included I have apps compiled on the device for 3.0 using the following code that works #import CommonCrypto CommonDigest.h #define CC_MD5_DIGEST_LENGTH 16 digest length in bytes NSString md5 NSString str const char cStr str UTF8String unsigned..

iPhone: fast hash function for storing web images (url) as files (hashed filenames)

http://stackoverflow.com/questions/2934919/iphone-fast-hash-function-for-storing-web-images-url-as-files-hashed-filenam

hash a password string using SHA512 like C#

http://stackoverflow.com/questions/3829068/hash-a-password-string-using-sha512-like-c-sharp

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

being called specifically here but it could be added in quite easily #import Security Security.h #import 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..

AppStore approval and md5

http://stackoverflow.com/questions/6296667/appstore-approval-and-md5

approval and md5 I'm using md5 from CommonCrypto CommonDigest.h . I don't use it for encryption purposes. I know that in submitting an app to AppStore it's asked if the app uses encryption...

Using MD5 hash on a string in cocoa? [duplicate]

http://stackoverflow.com/questions/652300/using-md5-hash-on-a-string-in-cocoa

something using MD5 on an iPhone this should give you the information you need Import library #import CommonCrypto CommonDigest.h ... Function definition NSString md5 NSString str const char cStr str UTF8String unsigned char result CCMD5_DIGESTLENGTH..

iPhone and HMAC-SHA-1 encoding

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

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 encoding not UTF const char s hashkey cStringUsingEncoding NSASCIIStringEncoding..

How do I create a hash of a file on iOS?

http://stackoverflow.com/questions/7632145/how-do-i-create-a-hash-of-a-file-on-ios

MD5 and inserting the code above in the corresponding files .h and .m EDIT Do not forget to import CommonCrypto CommonDigest.h EDIT 2 And for NSData @interface NSData MD5 NSString generateMD5Hash @end your .m NSString generateMD5Hash unsigned char..

RSA Encryption-Decryption in iphone

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

is the same for your RSA case #import Foundation NSString.h #import CommonCrypto CommonHMAC.h #import CommonCrypto CommonDigest.h @interface NSString NSStringAdditions NSString base64StringFromData NSData data length int length NSString base64StringWithHMACSHA1Digest..