added string key utilities

1 files changed, 37 insertions, 0 deletions

diff --git a/ecp/util/keygen.c b/ecp/util/keygen.c
new file mode 100644
index 0000000..a0a1507
--- /dev/null
+++ b/ecp/util/keygen.c
@@ -0,0 +1,37 @@
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <ecp/core.h>
+
+#include "util.h"
+
+static void usage(char *arg) {
+    fprintf(stderr, "Usage: %s <pub> <priv>\n", arg);
+    exit(1);
+}
+
+int main(int argc, char *argv[]) {
+    ECPDHKey key;
+    int rv;
+
+    if (argc != 3) usage(argv[0]);
+    printf("keygen: public=%p, private=%p\n", key.public, key.private);
+
+    rv = ecp_dhkey_gen(&key);
+    if (rv) goto err;
+
+    rv = ecp_util_save_key(argv[1], &key.public, NULL);
+    if (rv) goto err;
+
+    rv = ecp_util_save_key(argv[2], &key.public, &key.private);
+    if (rv) goto err;
+
+    return 0;
+
+err:
+    printf("ERR:%d\n", rv);
+    return 1;
+}
\ No newline at end of file