| chap_ms.c (98243) | chap_ms.c (134789) |
|---|---|
| 1/*- 2 * Copyright (c) 1997 Gabor Kincses <gabor@acm.org> 3 * 1997 - 2001 Brian Somers <brian@Awfulhak.org> 4 * based on work by Eric Rosenquist 5 * Strata Software Limited. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 12 unchanged lines hidden (view full) --- 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * | 1/*- 2 * Copyright (c) 1997 Gabor Kincses <gabor@acm.org> 3 * 1997 - 2001 Brian Somers <brian@Awfulhak.org> 4 * based on work by Eric Rosenquist 5 * Strata Software Limited. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 12 unchanged lines hidden (view full) --- 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * |
| 29 * $FreeBSD: head/usr.sbin/ppp/chap_ms.c 98243 2002-06-15 08:03:30Z brian $ | 29 * $FreeBSD: head/usr.sbin/ppp/chap_ms.c 134789 2004-09-05 01:46:52Z brian $ |
| 30 */ 31 32#include <ctype.h> 33#ifdef __FreeBSD__ 34#include <openssl/des.h> 35#include <sha.h> 36#else 37#include <sys/types.h> --- 107 unchanged lines hidden (view full) --- 145{ 146 MD4_CTX MD4context; 147 148 MD4Init(&MD4context); 149 MD4Update(&MD4context, hash, 16); 150 MD4Final(hashhash, &MD4context); 151} 152 | 30 */ 31 32#include <ctype.h> 33#ifdef __FreeBSD__ 34#include <openssl/des.h> 35#include <sha.h> 36#else 37#include <sys/types.h> --- 107 unchanged lines hidden (view full) --- 145{ 146 MD4_CTX MD4context; 147 148 MD4Init(&MD4context); 149 MD4Update(&MD4context, hash, 16); 150 MD4Final(hashhash, &MD4context); 151} 152 |
| 153void | 153static void |
| 154ChallengeHash(char *PeerChallenge, char *AuthenticatorChallenge, | 154ChallengeHash(char *PeerChallenge, char *AuthenticatorChallenge, |
| 155 char *UserName, int UserNameLen, char *Challenge) | 155 char *UserName, char *Challenge) |
| 156{ 157 SHA_CTX Context; 158 char Digest[SHA_DIGEST_LENGTH]; 159 char *Name; 160 161 Name = strrchr(UserName, '\\'); 162 if(NULL == Name) 163 Name = UserName; --- 7 unchanged lines hidden (view full) --- 171 SHA1_Update(&Context, Name, strlen(Name)); 172 173 SHA1_Final(Digest, &Context); 174 memcpy(Challenge, Digest, 8); 175} 176 177void 178GenerateNTResponse(char *AuthenticatorChallenge, char *PeerChallenge, | 156{ 157 SHA_CTX Context; 158 char Digest[SHA_DIGEST_LENGTH]; 159 char *Name; 160 161 Name = strrchr(UserName, '\\'); 162 if(NULL == Name) 163 Name = UserName; --- 7 unchanged lines hidden (view full) --- 171 SHA1_Update(&Context, Name, strlen(Name)); 172 173 SHA1_Final(Digest, &Context); 174 memcpy(Challenge, Digest, 8); 175} 176 177void 178GenerateNTResponse(char *AuthenticatorChallenge, char *PeerChallenge, |
| 179 char *UserName, int UserNameLen, char *Password, | 179 char *UserName, char *Password, |
| 180 int PasswordLen, char *Response) 181{ 182 char Challenge[8]; 183 char PasswordHash[16]; 184 | 180 int PasswordLen, char *Response) 181{ 182 char Challenge[8]; 183 char PasswordHash[16]; 184 |
| 185 ChallengeHash(PeerChallenge, AuthenticatorChallenge, UserName, UserNameLen, 186 Challenge); | 185 ChallengeHash(PeerChallenge, AuthenticatorChallenge, UserName, Challenge); |
| 187 NtPasswordHash(Password, PasswordLen, PasswordHash); 188 ChallengeResponse(Challenge, PasswordHash, Response); 189} 190 191#ifndef __FreeBSD__ 192#define LENGTH 20 193static char * 194SHA1_End(SHA_CTX *ctx, char *buf) --- 15 unchanged lines hidden (view full) --- 210 return buf; 211} 212#endif 213 214void 215GenerateAuthenticatorResponse(char *Password, int PasswordLen, 216 char *NTResponse, char *PeerChallenge, 217 char *AuthenticatorChallenge, char *UserName, | 186 NtPasswordHash(Password, PasswordLen, PasswordHash); 187 ChallengeResponse(Challenge, PasswordHash, Response); 188} 189 190#ifndef __FreeBSD__ 191#define LENGTH 20 192static char * 193SHA1_End(SHA_CTX *ctx, char *buf) --- 15 unchanged lines hidden (view full) --- 209 return buf; 210} 211#endif 212 213void 214GenerateAuthenticatorResponse(char *Password, int PasswordLen, 215 char *NTResponse, char *PeerChallenge, 216 char *AuthenticatorChallenge, char *UserName, |
| 218 int UserNameLen, char *AuthenticatorResponse) | 217 char *AuthenticatorResponse) |
| 219{ 220 SHA_CTX Context; 221 char PasswordHash[16]; 222 char PasswordHashHash[16]; 223 char Challenge[8]; 224 u_char Digest[SHA_DIGEST_LENGTH]; 225 int i; 226 --- 22 unchanged lines hidden (view full) --- 249 */ 250 HashNtPasswordHash(PasswordHash, PasswordHashHash); 251 252 SHA1_Init(&Context); 253 SHA1_Update(&Context, PasswordHashHash, 16); 254 SHA1_Update(&Context, NTResponse, 24); 255 SHA1_Update(&Context, Magic1, 39); 256 SHA1_Final(Digest, &Context); | 218{ 219 SHA_CTX Context; 220 char PasswordHash[16]; 221 char PasswordHashHash[16]; 222 char Challenge[8]; 223 u_char Digest[SHA_DIGEST_LENGTH]; 224 int i; 225 --- 22 unchanged lines hidden (view full) --- 248 */ 249 HashNtPasswordHash(PasswordHash, PasswordHashHash); 250 251 SHA1_Init(&Context); 252 SHA1_Update(&Context, PasswordHashHash, 16); 253 SHA1_Update(&Context, NTResponse, 24); 254 SHA1_Update(&Context, Magic1, 39); 255 SHA1_Final(Digest, &Context); |
| 257 ChallengeHash(PeerChallenge, AuthenticatorChallenge, UserName, UserNameLen, 258 Challenge); | 256 ChallengeHash(PeerChallenge, AuthenticatorChallenge, UserName, Challenge); |
| 259 SHA1_Init(&Context); 260 SHA1_Update(&Context, Digest, 20); 261 SHA1_Update(&Context, Challenge, 8); 262 SHA1_Update(&Context, Magic2, 41); 263 264 /* 265 * Encode the value of 'Digest' as "S=" followed by 266 * 40 ASCII hexadecimal digits and return it in --- 151 unchanged lines hidden --- | 257 SHA1_Init(&Context); 258 SHA1_Update(&Context, Digest, 20); 259 SHA1_Update(&Context, Challenge, 8); 260 SHA1_Update(&Context, Magic2, 41); 261 262 /* 263 * Encode the value of 'Digest' as "S=" followed by 264 * 40 ASCII hexadecimal digits and return it in --- 151 unchanged lines hidden --- |