diff options
Diffstat (limited to 'lib/libssl/src/crypto/asn1/x_bignum.c')
| -rw-r--r-- | lib/libssl/src/crypto/asn1/x_bignum.c | 69 |
1 files changed, 43 insertions, 26 deletions
diff --git a/lib/libssl/src/crypto/asn1/x_bignum.c b/lib/libssl/src/crypto/asn1/x_bignum.c index 9cf3204a1b5..bc74164fdcd 100644 --- a/lib/libssl/src/crypto/asn1/x_bignum.c +++ b/lib/libssl/src/crypto/asn1/x_bignum.c @@ -10,7 +10,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in @@ -72,11 +72,14 @@ static int bn_new(ASN1_VALUE **pval, const ASN1_ITEM *it); static void bn_free(ASN1_VALUE **pval, const ASN1_ITEM *it); -static int bn_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it); -static int bn_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it); +static int bn_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, + const ASN1_ITEM *it); +static int bn_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, + int utype, char *free_cont, const ASN1_ITEM *it); static ASN1_PRIMITIVE_FUNCS bignum_pf = { - NULL, 0, + NULL, + 0, bn_new, bn_free, 0, @@ -85,55 +88,69 @@ static ASN1_PRIMITIVE_FUNCS bignum_pf = { }; ASN1_ITEM_start(BIGNUM) - ASN1_ITYPE_PRIMITIVE, V_ASN1_INTEGER, NULL, 0, &bignum_pf, 0, "BIGNUM" +ASN1_ITYPE_PRIMITIVE, V_ASN1_INTEGER, NULL, 0, &bignum_pf, 0, "BIGNUM" ASN1_ITEM_end(BIGNUM) ASN1_ITEM_start(CBIGNUM) - ASN1_ITYPE_PRIMITIVE, V_ASN1_INTEGER, NULL, 0, &bignum_pf, BN_SENSITIVE, "BIGNUM" +ASN1_ITYPE_PRIMITIVE, V_ASN1_INTEGER, NULL, 0, &bignum_pf, BN_SENSITIVE, "BIGNUM" ASN1_ITEM_end(CBIGNUM) -static int bn_new(ASN1_VALUE **pval, const ASN1_ITEM *it) +static int +bn_new(ASN1_VALUE **pval, const ASN1_ITEM *it) { *pval = (ASN1_VALUE *)BN_new(); - if(*pval) return 1; - else return 0; + if (*pval) + return 1; + else + return 0; } -static void bn_free(ASN1_VALUE **pval, const ASN1_ITEM *it) +static void +bn_free(ASN1_VALUE **pval, const ASN1_ITEM *it) { - if(!*pval) return; - if(it->size & BN_SENSITIVE) BN_clear_free((BIGNUM *)*pval); - else BN_free((BIGNUM *)*pval); + if (!*pval) + return; + if (it->size & BN_SENSITIVE) + BN_clear_free((BIGNUM *)*pval); + else + BN_free((BIGNUM *)*pval); *pval = NULL; } -static int bn_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it) +static int +bn_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it) { BIGNUM *bn; int pad; - if(!*pval) return -1; + + if (!*pval) + return -1; bn = (BIGNUM *)*pval; /* If MSB set in an octet we need a padding byte */ - if(BN_num_bits(bn) & 0x7) pad = 0; - else pad = 1; - if(cont) { - if(pad) *cont++ = 0; + if (BN_num_bits(bn) & 0x7) + pad = 0; + else + pad = 1; + if (cont) { + if (pad) + *cont++ = 0; BN_bn2bin(bn, cont); } return pad + BN_num_bytes(bn); } -static int bn_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, - int utype, char *free_cont, const ASN1_ITEM *it) +static int +bn_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, + char *free_cont, const ASN1_ITEM *it) { BIGNUM *bn; - if(!*pval) bn_new(pval, it); - bn = (BIGNUM *)*pval; - if(!BN_bin2bn(cont, len, bn)) { + + if (!*pval) + bn_new(pval, it); + bn = (BIGNUM *)*pval; + if (!BN_bin2bn(cont, len, bn)) { bn_free(pval, it); return 0; } return 1; } - - |