- R3(A,B,C,D,X[ 0], 6,0xf4292244L);
- R3(D,A,B,C,X[ 7],10,0x432aff97L);
- R3(C,D,A,B,X[14],15,0xab9423a7L);
- R3(B,C,D,A,X[ 5],21,0xfc93a039L);
- R3(A,B,C,D,X[12], 6,0x655b59c3L);
- R3(D,A,B,C,X[ 3],10,0x8f0ccc92L);
- R3(C,D,A,B,X[10],15,0xffeff47dL);
- R3(B,C,D,A,X[ 1],21,0x85845dd1L);
- R3(A,B,C,D,X[ 8], 6,0x6fa87e4fL);
- R3(D,A,B,C,X[15],10,0xfe2ce6e0L);
- R3(C,D,A,B,X[ 6],15,0xa3014314L);
- R3(B,C,D,A,X[13],21,0x4e0811a1L);
- R3(A,B,C,D,X[ 4], 6,0xf7537e82L);
- R3(D,A,B,C,X[11],10,0xbd3af235L);
- R3(C,D,A,B,X[ 2],15,0x2ad7d2bbL);
- R3(B,C,D,A,X[ 9],21,0xeb86d391L);
-
- A+=c->A&0xffffffffL;
- B+=c->B&0xffffffffL;
- c->A=A;
- c->B=B;
- C+=c->C&0xffffffffL;
- D+=c->D&0xffffffffL;
- c->C=C;
- c->D=D;
- X+=16;
- num-=64;
- if (num <= 0) break;
- }
- }
-#endif
-
-void MD5_Final(unsigned char *md, MD5_CTX *c)
- {
- register int i,j;
- register ULONG l;
- register ULONG *p;
- static unsigned char end[4]={0x80,0x00,0x00,0x00};
- unsigned char *cp=end;
-
- /* c->num should definitly have room for at least one more byte. */
- p=c->data;
- j=c->num;
- i=j>>2;
-
- /* purify often complains about the following line as an
- * Uninitialized Memory Read. While this can be true, the
- * following p_c2l macro will reset l when that case is true.
- * This is because j&0x03 contains the number of 'valid' bytes
- * already in p[i]. If and only if j&0x03 == 0, the UMR will
- * occur but this is also the only time p_c2l will do
- * l= *(cp++) instead of l|= *(cp++)
- * Many thanks to Alex Tang <altitude@cic.net> for pickup this
- * 'potential bug' */
-#ifdef PURIFY
- if ((j&0x03) == 0) p[i]=0;
-#endif
- l=p[i];
- p_c2l(cp,l,j&0x03);
- p[i]=l;
- i++;
- /* i is the next 'undefined word' */
- if (c->num >= MD5_LAST_BLOCK)
- {
- for (; i<MD5_LBLOCK; i++)
- p[i]=0;
- md5_block(c,p,64);
- i=0;
- }
- for (; i<(MD5_LBLOCK-2); i++)
- p[i]=0;
- p[MD5_LBLOCK-2]=c->Nl;
- p[MD5_LBLOCK-1]=c->Nh;
- md5_block(c,p,64);
- cp=md;
- l=c->A; l2c(l,cp);
- l=c->B; l2c(l,cp);
- l=c->C; l2c(l,cp);
- l=c->D; l2c(l,cp);
-
- /* clear stuff, md5_block may be leaving some stuff on the stack
- * but I'm not worried :-) */
- c->num=0;
-/* memset((char *)&c,0,sizeof(c));*/
- }
-
-#ifdef undef
-int printit(unsigned long *l)
- {
- int i,ii;
-
- for (i=0; i<2; i++)
- {
- for (ii=0; ii<8; ii++)
- {
- fprintf(stderr,"%08lx ",l[i*8+ii]);
- }
- fprintf(stderr,"\n");
+ R3(A,B,C,D,X( 0), 6,0xf4292244L);
+ R3(D,A,B,C,X( 7),10,0x432aff97L);
+ R3(C,D,A,B,X(14),15,0xab9423a7L);
+ R3(B,C,D,A,X( 5),21,0xfc93a039L);
+ R3(A,B,C,D,X(12), 6,0x655b59c3L);
+ R3(D,A,B,C,X( 3),10,0x8f0ccc92L);
+ R3(C,D,A,B,X(10),15,0xffeff47dL);
+ R3(B,C,D,A,X( 1),21,0x85845dd1L);
+ R3(A,B,C,D,X( 8), 6,0x6fa87e4fL);
+ R3(D,A,B,C,X(15),10,0xfe2ce6e0L);
+ R3(C,D,A,B,X( 6),15,0xa3014314L);
+ R3(B,C,D,A,X(13),21,0x4e0811a1L);
+ R3(A,B,C,D,X( 4), 6,0xf7537e82L);
+ R3(D,A,B,C,X(11),10,0xbd3af235L);
+ R3(C,D,A,B,X( 2),15,0x2ad7d2bbL);
+ R3(B,C,D,A,X( 9),21,0xeb86d391L);
+
+ A = c->A += A;
+ B = c->B += B;
+ C = c->C += C;
+ D = c->D += D;