From c79aa14295f907ffac0cf5555515602b7393b8b6 Mon Sep 17 00:00:00 2001
From: netblue30 <netblue30@protonmail.com>
Date: Thu, 9 Mar 2023 08:39:25 -0500
Subject: testing

---
 test/seccomp-extra/memwrexe.c | 105 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 test/seccomp-extra/memwrexe.c

(limited to 'test/seccomp-extra/memwrexe.c')

diff --git a/test/seccomp-extra/memwrexe.c b/test/seccomp-extra/memwrexe.c
new file mode 100644
index 000000000..548320df9
--- /dev/null
+++ b/test/seccomp-extra/memwrexe.c
@@ -0,0 +1,105 @@
+// This file is part of Firejail project
+// Copyright (C) 2014-2023 Firejail Authors
+// License GPL v2
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <sys/syscall.h>
+
+static void usage(void) {
+	printf("memwrexe options\n");
+	printf("where options is:\n");
+	printf("\tmmap - mmap test\n");
+	printf("\tmprotect - mprotect test\n");
+	printf("\tmemfd_create - memfd_create test\n");
+}
+
+int main(int argc, char **argv) {
+	if (argc != 2) {
+		fprintf(stderr, "TESTING ERROR: memwrexe insufficient params\n");
+		usage();
+		return 1;
+	}
+
+	if (strcmp(argv[1], "mmap") == 0) {
+		// open some file
+		int fd = open("memwrexe.c", O_RDONLY);
+		if (fd == -1) {
+			fprintf(stderr, "TESTING ERROR: file not found, cannot run mmap test\n");
+			return 1;
+		}
+
+		int size = lseek(fd, 0, SEEK_END);
+		if (size == -1) {
+			fprintf(stderr, "TESTING ERROR: file not found, cannot run mmap test\n");
+			return 1;
+		}
+
+		void *p = mmap (0, size, PROT_WRITE|PROT_READ|PROT_EXEC, MAP_SHARED, fd, 0);
+		if (p == MAP_FAILED) {
+			printf("mmap failed\n");
+			return 0;
+		}
+
+		printf("mmap successful\n");
+
+		// wait for expect to timeout
+		sleep(100);
+
+		return 0;
+	}
+
+	else if (strcmp(argv[1], "mprotect") == 0) {
+		// open some file
+		int fd = open("memwrexe.c", O_RDWR);
+		if (fd == -1) {
+			fprintf(stderr, "TESTING ERROR: file not found, cannot run mmap test\n");
+			return 1;
+		}
+
+		int size = lseek(fd, 0, SEEK_END);
+		if (size == -1) {
+			fprintf(stderr, "TESTING ERROR: file not found, cannot run mmap test\n");
+			return 1;
+		}
+
+		void *p = mmap (0, size, PROT_READ, MAP_SHARED, fd, 0);
+		if (p == MAP_FAILED) {
+			fprintf(stderr, "TESTING ERROR: cannot map file for mprotect test\n");
+			return 1;
+		}
+
+		int rv = mprotect(p, size, PROT_READ|PROT_WRITE|PROT_EXEC);
+		if (rv) {
+			printf("mprotect failed\n");
+			return 1;
+		}
+
+		printf("mprotect successful\n");
+
+		// wait for expect to timeout
+		sleep(100);
+
+		return 0;
+	}
+
+	else if (strcmp(argv[1], "memfd_create") == 0) {
+		int fd = syscall(SYS_memfd_create, "memfd_create", 0);
+		if (fd == -1) {
+			printf("memfd_create failed\n");
+			return 1;
+		}
+		printf("memfd_create successful\n");
+
+		// wait for expect to timeout
+		sleep(100);
+
+		return 0;
+	}
+}
-- 
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