- added a PAM module playground directory

git-svn-id: https://www.opensc-project.org/svnp/opensc/trunk@41 c6295689-39f2-0310-b995-f0e70906c6a9

src/pam/pam_pkcs15.c

@@ -0,0 +1,64 @@
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <security/pam_appl.h>
+#include <security/pam_modules.h>
+
+#include <openssl/x509.h>
+#include <openssl/rsa.h>
+
+#include <sc.h>
+#include <sc-pkcs15.h>
+
+static struct sc_context *ctx = NULL;
+static struct sc_card *card = NULL;
+
+PAM_EXTERN int pam_sm_authenticate(pam_handle_t * pamh, int flags, int argc, const char **argv)
+{
+	int r, i;
+	const char *user, *password = NULL;
+
+	printf("argc = %d\n", argc);
+	for (i = 0; i < argc; i++)
+		printf("%s\n", argv[i]);
+
+	r = pam_get_user(pamh, &user, NULL);
+	if (r != PAM_SUCCESS)
+		return r;
+
+	r = sc_establish_context(&ctx);
+	if (r != 0) {
+		printf("establish_context() failed: %s\n", sc_strerror(r));
+		return PAM_AUTH_ERR;
+	}
+	for (i = 0; i < ctx->reader_count; i++) {
+		if (sc_detect_card(ctx, i) == 1) {
+			printf("Using card in reader %s.\n", ctx->readers[i]);
+			if (sc_connect_card(ctx, i, &card) != 0) {
+				printf("Connecting to card failed: %s\n", sc_strerror(r));
+				goto err;
+			}
+		}
+	}
+	if (card == NULL) {
+		printf("SmartCard absent.\n");
+		goto err;
+	}
+
+	sc_destroy_context(ctx);
+
+	return PAM_SUCCESS;
+err:
+	if (card)
+		sc_disconnect_card(card);
+	if (ctx)
+		sc_destroy_context(ctx);
+	return PAM_AUTH_ERR;
+}
+
+PAM_EXTERN int pam_sm_setcred(pam_handle_t *pamh, int flags, int argc, const char **argv)
+{
+	printf("pam_sm_setcred() called\n");
+	return PAM_SUCCESS;
+}