tools: rename some of the tools in preparation for installation

Some of the tools are quite handy and would likely be useful for
developers incorporating libseccomp into their applications so let's
go ahead and namespace the tools in preparation for installing them.

Signed-off-by: Paul Moore <pmoore@redhat.com>

1 files changed, 95 insertions, 0 deletions

diff --git a/tools/scmp_sys_resolver.c b/tools/scmp_sys_resolver.c
new file mode 100644
index 0000000..5bc593e
--- /dev/null
+++ b/tools/scmp_sys_resolver.c
@@ -0,0 +1,95 @@
+/**
+ * Syscall resolver
+ *
+ * Copyright (c) 2012 Red Hat <pmoore@redhat.com>
+ * Author: Paul Moore <pmoore@redhat.com>
+ */
+
+/*
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of version 2.1 of the GNU Lesser General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses>.
+ */
+
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "../src/arch.h"
+#include "../src/arch-x86.h"
+#include "../src/arch-x86_64.h"
+#include "../src/arch-x32.h"
+#include "../src/arch-arm.h"
+
+/**
+ * Print the usage information to stderr and exit
+ * @param program the name of the current program being invoked
+ *
+ * Print the usage information and exit with EINVAL.
+ *
+ */
+static void exit_usage(const char *program)
+{
+	fprintf(stderr,
+		"usage: %s [-h] [-a <arch>] [-t] <syscall_name>\n",
+		program);
+	exit(EINVAL);
+}
+
+/**
+ * main
+ */
+int main(int argc, char *argv[])
+{
+	int opt;
+	int translate = 0;
+	const struct arch_def *arch = arch_def_native;
+	int sys_num;
+
+	/* parse the command line */
+	while ((opt = getopt(argc, argv, "a:ht"))> 0) {
+		switch (opt) {
+		case 'a':
+			if (strcmp(optarg, "x86") == 0)
+				arch = &arch_def_x86;
+			else if (strcmp(optarg, "x86_64") == 0)
+				arch = &arch_def_x86_64;
+			else if (strcmp(optarg, "x32") == 0)
+				arch = &arch_def_x32;
+			else if (strcmp(optarg, "arm") == 0)
+				arch = &arch_def_arm;
+			else
+				exit_usage(argv[0]);
+			break;
+		case 't':
+			translate = 1;
+			break;
+		case 'h':
+		default:
+			/* usage information */
+			exit_usage(argv[0]);
+		}
+	}
+
+	/* sanity checks */
+	if (optind >= argc)
+		exit_usage(argv[0]);
+
+	sys_num = arch_syscall_resolve_name(arch, argv[optind]);
+	if (translate != 0)
+		/* we ignore errors and just output the resolved number */
+		arch_syscall_rewrite(arch, 0, &sys_num);
+	printf("%d\n", sys_num);
+
+	return 0;
+}