[35bdadc] | 1 | /*************************************************************************** |
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| 2 | smartCard.cpp - description |
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| 3 | ------------------- |
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| 4 | begin : vie sep 24 2004 |
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| 5 | copyright : (C) 2004 by Antonio Araujo, |
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| 6 | Victor Bravo |
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| 7 | Jorge Redondo |
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| 8 | |
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| 9 | email : antonioaraujo@funmrd.gov.ve |
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| 10 | victorb@funmrd.gov.ve |
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| 11 | redondo@funmrd.gov.ve |
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| 12 | ***************************************************************************/ |
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| 13 | |
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| 14 | /*************************************************************************** |
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| 15 | * * |
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| 16 | * This program is free software; you can redistribute it and/or modify * |
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| 17 | * it under the terms of the GNU General Public License as published by * |
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| 18 | * the Free Software Foundation; either version 2 of the License, or * |
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| 19 | * (at your option) any later version. * |
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| 20 | * * |
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| 21 | ***************************************************************************/ |
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| 22 | |
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| 23 | |
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| 24 | #include "smartCardFunc.h" |
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| 25 | |
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| 26 | |
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| 27 | |
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| 28 | // convierte el formato biginteger_t PKCS#11 a BIGNUM OpenSSL |
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| 29 | // "to" deberia ser la direccion de un puntero inicializado en NULL para |
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| 30 | // recibir el BIGNUM. por ejemplo: |
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| 31 | // biginteger_t from; |
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| 32 | // BIGNUM *foo = NULL; |
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| 33 | // cvt_bigint2bn(&from, &foo); |
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| 34 | |
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| 35 | //static |
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| 36 | int cvt_bigint2bn(biginteger_t *from, BIGNUM **to) |
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| 37 | { |
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| 38 | BIGNUM *temp = NULL; |
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| 39 | printf("\n"); |
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| 40 | printf("inside cvt_bigint2bn\n"); |
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| 41 | |
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| 42 | int i; |
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| 43 | printf("modulus: "); |
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| 44 | for (i=0; i < (int)from->big_value_len; i++) |
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| 45 | { |
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| 46 | printf("%02X ", from->big_value[i]); |
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| 47 | } |
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| 48 | printf("\n"); |
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| 49 | |
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| 50 | |
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| 51 | if (from == NULL || to == NULL) |
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| 52 | return (-1); |
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| 53 | |
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| 54 | printf("\ncalling BN_bin2bn\n"); |
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| 55 | temp = BN_bin2bn((const unsigned char *)from->big_value, (int)from->big_value_len, *to); |
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| 56 | |
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| 57 | //printf("verifica if (temp == NULL)\n"); |
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| 58 | if (temp == NULL) |
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| 59 | { |
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| 60 | printf("temp == NULL\n"); |
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| 61 | return (-1); |
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| 62 | } |
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| 63 | *to = temp; |
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| 64 | return (0); |
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| 65 | } |
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| 66 | |
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| 67 | // funcion para copiar una plantilla de atributos a un biginteger_t |
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| 68 | void copy_attr_to_bigint(CK_ATTRIBUTE_PTR attr, biginteger_t *big) |
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| 69 | { |
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| 70 | printf("copy_attr_to_bigint\n"); |
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| 71 | |
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| 72 | big->big_value = (CK_BYTE *) attr->pValue; |
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| 73 | printf("big->big_value = (CK_BYTE *) attr->pValue\n"); |
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| 74 | |
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| 75 | big->big_value_len = (CK_ULONG) attr->ulValueLen; |
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| 76 | printf("big->big_value_len = (CK_ULONG) attr->ulValueLen\n"); |
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| 77 | } |
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