Cocoa Maker 7 - Libraries and Frameworks
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James (MrGeckosMedia.com), joined by, Eduardo (MegaEduX.com), and Nick, explains libraries and frameworks.
11:56
Example code from episode.
Libraries
Libraries included, /usr/lib/libcrypto.dylib and /usr/lib/libssl.dylib
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11:56
Example code from episode.
Libraries
Libraries included, /usr/lib/libcrypto.dylib and /usr/lib/libssl.dylib
#import #import int main (int argc, const char * argv[]) { NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; NSString *string = @"Hello"; OpenSSL_add_all_algorithms(); unsigned char outbuf[EVP_MAX_MD_SIZE]; unsigned int templen, inlen = [string length]; const char *input = [string UTF8String]; EVP_MD_CTX ctx; const EVP_MD *digest = EVP_md5(); if(!digest) { NSLog(@"cannot get digest with name MD5"); return 1; } EVP_MD_CTX_init(&ctx); EVP_DigestInit(&ctx,digest); if(!EVP_DigestUpdate(&ctx,input,inlen)) { NSLog(@"EVP_DigestUpdate() failed!"); EVP_MD_CTX_cleanup(&ctx); return 1; } if (!EVP_DigestFinal(&ctx, outbuf, &templen)) { NSLog(@"EVP_DigesttFinal() failed!"); EVP_MD_CTX_cleanup(&ctx); return 1; } EVP_MD_CTX_cleanup(&ctx); NSMutableString *md5 = [NSMutableString string]; for (int i=0; iFrameworks
Frameworks included, AddressBook.framework#import #import int main (int argc, const char * argv[]) { NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; ABAddressBook *addressBook = [ABAddressBook sharedAddressBook]; NSArray *people = [addressBook people]; for (int i=0; i<[people count]; i++) { ABPerson *person = [people objectAtIndex:i]; NSString *firstName = [person valueForProperty:kABFirstNameProperty]; NSString *lastName = [person valueForProperty:kABLastNameProperty]; NSString *name = nil; if (firstName!=nil) { name = firstName; if (lastName!=nil) name = [name stringByAppendingFormat:@" %@", lastName]; } if (name!=nil) NSLog(@"Person named: %@", name); } [pool drain]; return 0; }
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