62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
/* pkread.c */
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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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int main(int argc, char **argv)
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{
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FILE *fp;
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EVP_PKEY *pkey;
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X509 *cert;
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STACK_OF(X509) *ca = NULL;
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PKCS12 *p12;
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int i;
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if (argc != 4) {
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fprintf(stderr, "Usage: pkread p12file password opfile\n");
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exit (1);
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}
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SSLeay_add_all_algorithms();
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ERR_load_crypto_strings();
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if (!(fp = fopen(argv[1], "rb"))) {
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fprintf(stderr, "Error opening file %s\n", argv[1]);
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exit(1);
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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) {
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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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exit (1);
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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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exit (1);
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}
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PKCS12_free(p12);
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if (!(fp = fopen(argv[3], "w"))) {
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fprintf(stderr, "Error opening file %s\n", argv[1]);
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exit(1);
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}
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if (pkey) {
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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) {
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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 && sk_num(ca)) {
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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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return 0;
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}
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