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#38 Added support for digest authentication

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This commit is contained in:
Pierre-Olivier Latour
2014-04-18 12:32:55 -03:00
parent ce1eb3c29a
commit 1e17d5c455
7 changed files with 86 additions and 7 deletions
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20
GCDWebServer/Core/GCDWebServerFunctions.m
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@ -31,6 +31,7 @@
#else
#import <SystemConfiguration/SystemConfiguration.h>
#endif
#import <CommonCrypto/CommonDigest.h>
#import <ifaddrs.h>
#import <net/if.h>
@ -264,3 +265,22 @@ NSString* GCDWebServerGetPrimaryIPv4Address() {
}
return address;
}
NSString* GCDWebServerComputeMD5Digest(NSString* format, ...) {
va_list arguments;
va_start(arguments, format);
const char* string = [ARC_AUTORELEASE([[NSString alloc] initWithFormat:format arguments:arguments]) UTF8String];
va_end(arguments);
unsigned char md5[CC_MD5_DIGEST_LENGTH];
CC_MD5(string, (CC_LONG)strlen(string), md5);
char buffer[2 * CC_MD5_DIGEST_LENGTH + 1];
for (int i = 0; i < CC_MD5_DIGEST_LENGTH; ++i) {
unsigned char byte = md5[i];
unsigned char byteHi = (byte & 0xF0) >> 4;
buffer[2 * i + 0] = byteHi >= 10 ? 'a' + byteHi - 10 : '0' + byteHi;
unsigned char byteLo = byte & 0x0F;
buffer[2 * i + 1] = byteLo >= 10 ? 'a' + byteLo - 10 : '0' + byteLo;
}
buffer[2 * CC_MD5_DIGEST_LENGTH] = 0;
return [NSString stringWithUTF8String:buffer];
}