Signed-off-by: Paul Moore <[email protected]>
---
tools/.gitignore | 1 +
tools/Makefile | 3 +-
tools/arch_detect.c | 88 +++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 91 insertions(+), 1 deletion(-)
create mode 100644 tools/arch_detect.c
diff --git a/tools/.gitignore b/tools/.gitignore
index 8e972bf..0822833 100644
--- a/tools/.gitignore
+++ b/tools/.gitignore
@@ -1,3 +1,4 @@
bpf_disasm
bpf_sim
sys_resolver
+arch_detect
diff --git a/tools/Makefile b/tools/Makefile
index 74f2caa..db6b609 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -35,7 +35,8 @@ LDFLAGS := ../src/libseccomp.a
TOOLS = bpf_disasm \
bpf_sim \
- sys_resolver
+ sys_resolver \
+ arch_detect
DEPS = $(TOOLS:%=%.d)
diff --git a/tools/arch_detect.c b/tools/arch_detect.c
new file mode 100644
index 0000000..0aca5a8
--- /dev/null
+++ b/tools/arch_detect.c
@@ -0,0 +1,88 @@
+/**
+ * Architecture Detector
+ *
+ * Copyright (c) 2013 Red Hat <[email protected]>
+ * Author: Paul Moore <[email protected]>
+ */
+
+/*
+ * 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 <unistd.h>
+
+#include <seccomp.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] [-t]\n",
+ program);
+ exit(EINVAL);
+}
+
+/**
+ * main
+ */
+int main(int argc, char *argv[])
+{
+ int opt;
+ int token = 0;
+ uint32_t arch;
+
+ /* parse the command line */
+ while ((opt = getopt(argc, argv, "ht"))> 0) {
+ switch (opt) {
+ case 't':
+ token = 1;
+ break;
+ case 'h':
+ default:
+ /* usage information */
+ exit_usage(argv[0]);
+ }
+ }
+
+ arch = seccomp_arch_native();
+ if (token == 0) {
+ switch (arch) {
+ case SCMP_ARCH_X86:
+ printf("x86\n");
+ break;
+ case SCMP_ARCH_X86_64:
+ printf("x86_64\n");
+ break;
+ case SCMP_ARCH_X32:
+ printf("x32\n");
+ break;
+ case SCMP_ARCH_ARM:
+ printf("arm\n");
+ break;
+ default:
+ printf("unknown\n");
+ }
+ } else
+ printf("%d\n", arch);
+
+ return 0;
+}
------------------------------------------------------------------------------
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