vendor/openpam/RADULA

1 files changed, 127 insertions, 0 deletions

diff --git a/modules/pam_return/pam_return.c b/modules/pam_return/pam_return.c
new file mode 100644
index 000000000000..9455e338cc8e
--- /dev/null
+++ b/modules/pam_return/pam_return.c
@@ -0,0 +1,127 @@
+/*-
+ * Copyright (c) 2015 Dag-Erling Smørgrav
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $Id: pam_return.c 873 2015-12-01 19:38:01Z des $
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <sys/param.h>
+
+#include <limits.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <security/pam_modules.h>
+#include <security/openpam.h>
+
+#include "openpam_impl.h"
+
+static int
+pam_return(pam_handle_t *pamh, int flags,
+	int argc, const char *argv[])
+{
+	const char *errname;
+	char *e;
+	long errcode;
+
+	(void)flags;
+	(void)argc;
+	(void)argv;
+	if ((errname = openpam_get_option(pamh, "error")) == NULL ||
+	    errname[0] == '\0') {
+		openpam_log(PAM_LOG_ERROR, "missing error parameter");
+		return (PAM_SYSTEM_ERR);
+	}
+	/* is it a number? */
+	errcode = strtol(errname, &e, 10);
+	if (e != NULL && *e == '\0') {
+		/* yep, check range */
+		if (errcode >= INT_MIN && errcode <= INT_MAX)
+			return (errcode);
+	} else {
+		/* nope, look it up */
+		for (errcode = 0; errcode < PAM_NUM_ERRORS; ++errcode)
+			if (strcmp(errname, pam_err_name[errcode]) == 0)
+				return (errcode);
+	}
+	openpam_log(PAM_LOG_ERROR, "invalid error code '%s'", errname);
+	return (PAM_SYSTEM_ERR);
+}
+
+PAM_EXTERN int
+pam_sm_authenticate(pam_handle_t *pamh, int flags,
+	int argc, const char *argv[])
+{
+
+	return (pam_return(pamh, flags, argc, argv));
+}
+
+PAM_EXTERN int
+pam_sm_setcred(pam_handle_t *pamh, int flags,
+	int argc, const char *argv[])
+{
+
+	return (pam_return(pamh, flags, argc, argv));
+}
+
+PAM_EXTERN int
+pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,
+	int argc, const char *argv[])
+{
+
+	return (pam_return(pamh, flags, argc, argv));
+}
+
+PAM_EXTERN int
+pam_sm_open_session(pam_handle_t *pamh, int flags,
+	int argc, const char *argv[])
+{
+
+	return (pam_return(pamh, flags, argc, argv));
+}
+
+PAM_EXTERN int
+pam_sm_close_session(pam_handle_t *pamh, int flags,
+	int argc, const char *argv[])
+{
+
+	return (pam_return(pamh, flags, argc, argv));
+}
+
+PAM_EXTERN int
+pam_sm_chauthtok(pam_handle_t *pamh, int flags,
+	int argc, const char *argv[])
+{
+
+	return (pam_return(pamh, flags, argc, argv));
+}
+
+PAM_MODULE_ENTRY("pam_return");