diff options
Diffstat (limited to 'crypto/rand/md_rand.c')
| -rw-r--r-- | crypto/rand/md_rand.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/crypto/rand/md_rand.c b/crypto/rand/md_rand.c index 6c8e65a05c..f44b36a8b9 100644 --- a/crypto/rand/md_rand.c +++ b/crypto/rand/md_rand.c @@ -1,5 +1,5 @@ /* crypto/rand/md_rand.c */ -/* 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 @@ -61,7 +61,6 @@ #include <sys/types.h> #include <time.h> - #if !defined(USE_MD5_RAND) && !defined(USE_SHA1_RAND) && !defined(USE_MDC2_RAND) && !defined(USE_MD2_RAND) #ifndef NO_MD5 #define USE_MD5_RAND @@ -119,19 +118,19 @@ We need a message digest of some type #define STATE_SIZE 1023 static int state_num=0,state_index=0; -static unsigned char state[STATE_SIZE]; +static unsigned char state[STATE_SIZE+MD_DIGEST_LENGTH]; static unsigned char md[MD_DIGEST_LENGTH]; -static int count=0; +static int md_count=0; -char *RAND_version="RAND part of SSLeay 0.8.1b 29-Jun-1998"; +char *RAND_version="RAND part of SSLeay 0.9.0b 29-Jun-1998"; void RAND_cleanup() { - memset(state,0,STATE_SIZE); + memset(state,0,sizeof(state)); state_num=0; state_index=0; memset(md,0,MD_DIGEST_LENGTH); - count=0; + md_count=0; } void RAND_seed(buf,num) @@ -150,7 +149,7 @@ int num; st_num=state_num; state_index=(state_index+num); - if (state_index > STATE_SIZE) + if (state_index >= STATE_SIZE) { state_index%=STATE_SIZE; state_num=STATE_SIZE; @@ -236,7 +235,7 @@ int num; l=time(NULL); RAND_seed((unsigned char *)&l,sizeof(l)); -#ifdef DEVRANDOM +/* #ifdef DEVRANDOM */ /* * Use a random entropy pool device. * Linux 1.3.x and FreeBSD-Current has @@ -246,17 +245,17 @@ int num; */ if ((fh = fopen(DEVRANDOM, "r")) != NULL) { - unsigned char buf[32]; + unsigned char tmpbuf[32]; - fread((unsigned char *)buf,1,32,fh); + fread((unsigned char *)tmpbuf,1,32,fh); /* we don't care how many bytes we read, * we will just copy the 'stack' if there is * nothing else :-) */ fclose(fh); - RAND_seed(buf,32); - memset(buf,0,32); + RAND_seed(tmpbuf,32); + memset(tmpbuf,0,32); } -#endif +/* #endif */ #ifdef PURIFY memset(state,0,STATE_SIZE); memset(md,0,MD_DIGEST_LENGTH); @@ -301,7 +300,7 @@ int num; } MD_Init(&m); - MD_Update(&m,(unsigned char *)&count,sizeof(count)); count++; + MD_Update(&m,(unsigned char *)&md_count,sizeof(md_count)); md_count++; MD_Update(&m,md,MD_DIGEST_LENGTH); MD_Final(md,&m); memset(&m,0,sizeof(m)); |