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authormarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
committermarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
commit15272ab4ed1e6250412fccd48200ed9eae59608f (patch)
treea5996ea67966a778a16565f19dfc2e7c7f49b376 /openssl/demos/smime/smsign2.c
parent3827301b2ea5a45ac009c3bf9f08586ff40b8506 (diff)
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Updated to openssl 1.0.0
Diffstat (limited to 'openssl/demos/smime/smsign2.c')
-rw-r--r--openssl/demos/smime/smsign2.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/openssl/demos/smime/smsign2.c b/openssl/demos/smime/smsign2.c
new file mode 100644
index 000000000..ff835c568
--- /dev/null
+++ b/openssl/demos/smime/smsign2.c
@@ -0,0 +1,107 @@
+/* S/MIME signing example: 2 signers. OpenSSL 0.9.9 only */
+#include <openssl/pem.h>
+#include <openssl/pkcs7.h>
+#include <openssl/err.h>
+
+int main(int argc, char **argv)
+ {
+ BIO *in = NULL, *out = NULL, *tbio = NULL;
+ X509 *scert = NULL, *scert2 = NULL;
+ EVP_PKEY *skey = NULL, *skey2 = NULL;
+ PKCS7 *p7 = NULL;
+ int ret = 1;
+
+ OpenSSL_add_all_algorithms();
+ ERR_load_crypto_strings();
+
+ tbio = BIO_new_file("signer.pem", "r");
+
+ if (!tbio)
+ goto err;
+
+ scert = PEM_read_bio_X509(tbio, NULL, 0, NULL);
+
+ BIO_reset(tbio);
+
+ skey = PEM_read_bio_PrivateKey(tbio, NULL, 0, NULL);
+
+ BIO_free(tbio);
+
+ tbio = BIO_new_file("signer2.pem", "r");
+
+ if (!tbio)
+ goto err;
+
+ scert2 = PEM_read_bio_X509(tbio, NULL, 0, NULL);
+
+ BIO_reset(tbio);
+
+ skey2 = PEM_read_bio_PrivateKey(tbio, NULL, 0, NULL);
+
+ if (!scert2 || !skey2)
+ goto err;
+
+ in = BIO_new_file("sign.txt", "r");
+
+ if (!in)
+ goto err;
+
+ p7 = PKCS7_sign(NULL, NULL, NULL, in, PKCS7_STREAM|PKCS7_PARTIAL);
+
+ if (!p7)
+ goto err;
+
+ /* Add each signer in turn */
+
+ if (!PKCS7_sign_add_signer(p7, scert, skey, NULL, 0))
+ goto err;
+
+ if (!PKCS7_sign_add_signer(p7, scert2, skey2, NULL, 0))
+ goto err;
+
+ out = BIO_new_file("smout.txt", "w");
+ if (!out)
+ goto err;
+
+ /* NB: content included and finalized by SMIME_write_PKCS7 */
+
+ if (!SMIME_write_PKCS7(out, p7, in, PKCS7_STREAM))
+ goto err;
+
+ ret = 0;
+
+ err:
+
+ if (ret)
+ {
+ fprintf(stderr, "Error Signing Data\n");
+ ERR_print_errors_fp(stderr);
+ }
+
+ if (p7)
+ PKCS7_free(p7);
+
+ if (scert)
+ X509_free(scert);
+ if (skey)
+ EVP_PKEY_free(skey);
+
+ if (scert2)
+ X509_free(scert2);
+ if (skey)
+ EVP_PKEY_free(skey2);
+
+ if (in)
+ BIO_free(in);
+ if (out)
+ BIO_free(out);
+ if (tbio)
+ BIO_free(tbio);
+
+ return ret;
+
+ }
+
+
+
+