From af454b5bb09bf647b4854dc277f2eefc151b2608 Mon Sep 17 00:00:00 2001 From: Ben Laurie Date: Fri, 8 Jun 2012 09:18:47 +0000 Subject: Reduce version skew. --- crypto/pkcs12/p12_key.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'crypto/pkcs12/p12_key.c') diff --git a/crypto/pkcs12/p12_key.c b/crypto/pkcs12/p12_key.c index c55c7b60b3..61d58502fd 100644 --- a/crypto/pkcs12/p12_key.c +++ b/crypto/pkcs12/p12_key.c @@ -176,24 +176,32 @@ int PKCS12_key_gen_uni(unsigned char *pass, int passlen, unsigned char *salt, out += u; for (j = 0; j < v; j++) B[j] = Ai[j % u]; /* Work out B + 1 first then can use B as tmp space */ - if (!BN_bin2bn (B, v, Bpl1)) goto err; - if (!BN_add_word (Bpl1, 1)) goto err; + if (!BN_bin2bn (B, v, Bpl1)) + goto err; + if (!BN_add_word (Bpl1, 1)) + goto err; for (j = 0; j < Ilen ; j+=v) { - if (!BN_bin2bn (I + j, v, Ij)) goto err; - if (!BN_add (Ij, Ij, Bpl1)) goto err; - BN_bn2bin (Ij, B); + if (!BN_bin2bn(I + j, v, Ij)) + goto err; + if (!BN_add(Ij, Ij, Bpl1)) + goto err; + if (!BN_bn2bin(Ij, B)) + goto err; Ijlen = BN_num_bytes (Ij); /* If more than 2^(v*8) - 1 cut off MSB */ if (Ijlen > v) { - BN_bn2bin (Ij, B); + if (!BN_bn2bin (Ij, B)) + goto err; memcpy (I + j, B + 1, v); #ifndef PKCS12_BROKEN_KEYGEN /* If less than v bytes pad with zeroes */ } else if (Ijlen < v) { memset(I + j, 0, v - Ijlen); - BN_bn2bin(Ij, I + j + v - Ijlen); + if (!BN_bn2bin(Ij, I + j + v - Ijlen)) + goto err; #endif - } else BN_bn2bin (Ij, I + j); + } else if (!BN_bn2bin (Ij, I + j)) + goto err; } } -- cgit v1.2.3