diff options
Diffstat (limited to 'crypto/idea/idea_lcl.h')
| -rw-r--r-- | crypto/idea/idea_lcl.h | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/crypto/idea/idea_lcl.h b/crypto/idea/idea_lcl.h index fcd007f2b4..4cf256ae87 100644 --- a/crypto/idea/idea_lcl.h +++ b/crypto/idea/idea_lcl.h @@ -1,5 +1,5 @@ /* crypto/idea/idea_lcl.h */ -/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written @@ -65,7 +65,6 @@ if (ul != 0) \ { \ r=(ul&0xffff)-(ul>>16); \ r-=((r)>>16); \ -/* if (r&0xffff0000L) r=(r+0x10001); */ \ } \ else \ r=(-(int)a-b+1); /* assuming a or b is 0 and in range */ \ @@ -195,3 +194,22 @@ else { \ *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ *((c)++)=(unsigned char)(((l)>>24L)&0xff)) #endif + +#define E_IDEA(num) \ + x1&=0xffff; \ + idea_mul(x1,x1,*p,ul); p++; \ + x2+= *(p++); \ + x3+= *(p++); \ + x4&=0xffff; \ + idea_mul(x4,x4,*p,ul); p++; \ + t0=(x1^x3)&0xffff; \ + idea_mul(t0,t0,*p,ul); p++; \ + t1=(t0+(x2^x4))&0xffff; \ + idea_mul(t1,t1,*p,ul); p++; \ + t0+=t1; \ + x1^=t1; \ + x4^=t0; \ + ul=x2^t0; /* do the swap to x3 */ \ + x2=x3^t1; \ + x3=ul; + |