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path: root/openssl/demos/cms/cms_sign.c
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Diffstat (limited to 'openssl/demos/cms/cms_sign.c')
-rw-r--r--openssl/demos/cms/cms_sign.c119
1 files changed, 59 insertions, 60 deletions
diff --git a/openssl/demos/cms/cms_sign.c b/openssl/demos/cms/cms_sign.c
index 6823c34a0..4bf85d138 100644
--- a/openssl/demos/cms/cms_sign.c
+++ b/openssl/demos/cms/cms_sign.c
@@ -4,86 +4,85 @@
#include <openssl/err.h>
int main(int argc, char **argv)
- {
- BIO *in = NULL, *out = NULL, *tbio = NULL;
- X509 *scert = NULL;
- EVP_PKEY *skey = NULL;
- CMS_ContentInfo *cms = NULL;
- int ret = 1;
+{
+ BIO *in = NULL, *out = NULL, *tbio = NULL;
+ X509 *scert = NULL;
+ EVP_PKEY *skey = NULL;
+ CMS_ContentInfo *cms = NULL;
+ int ret = 1;
- /* For simple S/MIME signing use CMS_DETACHED.
- * On OpenSSL 1.0.0 only:
- * for streaming detached set CMS_DETACHED|CMS_STREAM
- * for streaming non-detached set CMS_STREAM
- */
- int flags = CMS_DETACHED|CMS_STREAM;
+ /*
+ * For simple S/MIME signing use CMS_DETACHED. On OpenSSL 1.0.0 only: for
+ * streaming detached set CMS_DETACHED|CMS_STREAM for streaming
+ * non-detached set CMS_STREAM
+ */
+ int flags = CMS_DETACHED | CMS_STREAM;
- OpenSSL_add_all_algorithms();
- ERR_load_crypto_strings();
+ OpenSSL_add_all_algorithms();
+ ERR_load_crypto_strings();
- /* Read in signer certificate and private key */
- tbio = BIO_new_file("signer.pem", "r");
+ /* Read in signer certificate and private key */
+ tbio = BIO_new_file("signer.pem", "r");
- if (!tbio)
- goto err;
+ if (!tbio)
+ goto err;
- scert = PEM_read_bio_X509(tbio, NULL, 0, NULL);
+ scert = PEM_read_bio_X509(tbio, NULL, 0, NULL);
- BIO_reset(tbio);
+ BIO_reset(tbio);
- skey = PEM_read_bio_PrivateKey(tbio, NULL, 0, NULL);
+ skey = PEM_read_bio_PrivateKey(tbio, NULL, 0, NULL);
- if (!scert || !skey)
- goto err;
+ if (!scert || !skey)
+ goto err;
- /* Open content being signed */
+ /* Open content being signed */
- in = BIO_new_file("sign.txt", "r");
+ in = BIO_new_file("sign.txt", "r");
- if (!in)
- goto err;
+ if (!in)
+ goto err;
- /* Sign content */
- cms = CMS_sign(scert, skey, NULL, in, flags);
+ /* Sign content */
+ cms = CMS_sign(scert, skey, NULL, in, flags);
- if (!cms)
- goto err;
+ if (!cms)
+ goto err;
- out = BIO_new_file("smout.txt", "w");
- if (!out)
- goto err;
+ out = BIO_new_file("smout.txt", "w");
+ if (!out)
+ goto err;
- if (!(flags & CMS_STREAM))
- BIO_reset(in);
+ if (!(flags & CMS_STREAM))
+ BIO_reset(in);
- /* Write out S/MIME message */
- if (!SMIME_write_CMS(out, cms, in, flags))
- goto err;
+ /* Write out S/MIME message */
+ if (!SMIME_write_CMS(out, cms, in, flags))
+ goto err;
- ret = 0;
+ ret = 0;
- err:
+ err:
- if (ret)
- {
- fprintf(stderr, "Error Signing Data\n");
- ERR_print_errors_fp(stderr);
- }
+ if (ret) {
+ fprintf(stderr, "Error Signing Data\n");
+ ERR_print_errors_fp(stderr);
+ }
- if (cms)
- CMS_ContentInfo_free(cms);
- if (scert)
- X509_free(scert);
- if (skey)
- EVP_PKEY_free(skey);
+ if (cms)
+ CMS_ContentInfo_free(cms);
+ if (scert)
+ X509_free(scert);
+ if (skey)
+ EVP_PKEY_free(skey);
- if (in)
- BIO_free(in);
- if (out)
- BIO_free(out);
- if (tbio)
- BIO_free(tbio);
+ if (in)
+ BIO_free(in);
+ if (out)
+ BIO_free(out);
+ if (tbio)
+ BIO_free(tbio);
- return ret;
+ return ret;
- }
+}