112 lines
3.0 KiB
C
112 lines
3.0 KiB
C
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/*
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* Copyright 2000-2019 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <openssl/pem.h>
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#include <openssl/err.h>
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#include <openssl/pkcs12.h>
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/* Simple PKCS#12 file reader */
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static char *find_friendly_name(PKCS12 *p12)
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{
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STACK_OF(PKCS7) *safes;
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int n, m;
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char *name = NULL;
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PKCS7 *safe;
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STACK_OF(PKCS12_SAFEBAG) *bags;
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PKCS12_SAFEBAG *bag;
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if ((safes = PKCS12_unpack_authsafes(p12)) == NULL)
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return NULL;
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for (n = 0; n < sk_PKCS7_num(safes) && name == NULL; n++) {
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safe = sk_PKCS7_value(safes, n);
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if (OBJ_obj2nid(safe->type) != NID_pkcs7_data
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|| (bags = PKCS12_unpack_p7data(safe)) == NULL)
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continue;
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for (m = 0; m < sk_PKCS12_SAFEBAG_num(bags) && name == NULL; m++) {
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bag = sk_PKCS12_SAFEBAG_value(bags, m);
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name = PKCS12_get_friendlyname(bag);
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}
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sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
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}
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sk_PKCS7_pop_free(safes, PKCS7_free);
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return name;
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}
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int main(int argc, char **argv)
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{
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FILE *fp;
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EVP_PKEY *pkey = NULL;
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X509 *cert = NULL;
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STACK_OF(X509) *ca = NULL;
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PKCS12 *p12 = NULL;
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char *name = NULL;
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int i, ret = EXIT_FAILURE;
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if (argc != 4) {
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fprintf(stderr, "Usage: pkread p12file password opfile\n");
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exit(EXIT_FAILURE);
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}
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if ((fp = fopen(argv[1], "rb")) == NULL) {
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fprintf(stderr, "Error opening file %s\n", argv[1]);
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exit(EXIT_FAILURE);
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}
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p12 = d2i_PKCS12_fp(fp, NULL);
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fclose(fp);
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if (p12 == NULL) {
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fprintf(stderr, "Error reading PKCS#12 file\n");
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ERR_print_errors_fp(stderr);
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goto err;
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}
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if (!PKCS12_parse(p12, argv[2], &pkey, &cert, &ca)) {
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fprintf(stderr, "Error parsing PKCS#12 file\n");
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ERR_print_errors_fp(stderr);
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goto err;
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}
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name = find_friendly_name(p12);
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PKCS12_free(p12);
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if ((fp = fopen(argv[3], "w")) == NULL) {
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fprintf(stderr, "Error opening file %s\n", argv[1]);
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goto err;
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}
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if (name != NULL)
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fprintf(fp, "***Friendly Name***\n%s\n", name);
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if (pkey != NULL) {
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fprintf(fp, "***Private Key***\n");
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PEM_write_PrivateKey(fp, pkey, NULL, NULL, 0, NULL, NULL);
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}
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if (cert != NULL) {
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fprintf(fp, "***User Certificate***\n");
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PEM_write_X509_AUX(fp, cert);
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}
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if (ca != NULL && sk_X509_num(ca) > 0) {
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fprintf(fp, "***Other Certificates***\n");
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for (i = 0; i < sk_X509_num(ca); i++)
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PEM_write_X509_AUX(fp, sk_X509_value(ca, i));
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}
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fclose(fp);
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ret = EXIT_SUCCESS;
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err:
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OPENSSL_free(name);
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X509_free(cert);
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EVP_PKEY_free(pkey);
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sk_X509_pop_free(ca, X509_free);
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return ret;
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}
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