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authorTyler Hicks <tyhicks@canonical.com>2017-10-18 06:16:55 +0000
committerPaul Moore <paul@paul-moore.com>2017-11-01 12:49:53 -0400
commit3b22b153c70ef00044fb309d9a9fecc12b777e98 (patch)
treed3350ce9a636380efb9c2f8e8149ce10a9678254 /tools
parentb61042bf4bcf216e2371c8371d6bf5449f1cf7c5 (diff)
downloadlibseccomp-3b22b153c70ef00044fb309d9a9fecc12b777e98.tar.gz
all: add support for new log action
Extend libseccomp to support SECCOMP_RET_LOG, which is intended to log the syscall before allowing it. Signed-off-by: Tyler Hicks <tyhicks@canonical.com> Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/bpf.h1
-rw-r--r--tools/scmp_bpf_disasm.c3
-rw-r--r--tools/scmp_bpf_sim.c3
3 files changed, 7 insertions, 0 deletions
diff --git a/tools/bpf.h b/tools/bpf.h
index 7679d01..b8e6d81 100644
--- a/tools/bpf.h
+++ b/tools/bpf.h
@@ -64,6 +64,7 @@ typedef struct sock_filter bpf_instr_raw;
#define SECCOMP_RET_TRAP 0x00030000U
#define SECCOMP_RET_ERRNO 0x00050000U
#define SECCOMP_RET_TRACE 0x7ff00000U
+#define SECCOMP_RET_LOG 0x7ffc0000U
#define SECCOMP_RET_ALLOW 0x7fff0000U
/* bpf command classes */
diff --git a/tools/scmp_bpf_disasm.c b/tools/scmp_bpf_disasm.c
index 05590f4..6e5282a 100644
--- a/tools/scmp_bpf_disasm.c
+++ b/tools/scmp_bpf_disasm.c
@@ -189,6 +189,9 @@ static void bpf_decode_action(uint32_t k)
case SECCOMP_RET_TRACE:
printf("TRACE(%u)", data);
break;
+ case SECCOMP_RET_LOG:
+ printf("LOG");
+ break;
case SECCOMP_RET_ALLOW:
printf("ALLOW");
break;
diff --git a/tools/scmp_bpf_sim.c b/tools/scmp_bpf_sim.c
index 3d3204a..6e422c5 100644
--- a/tools/scmp_bpf_sim.c
+++ b/tools/scmp_bpf_sim.c
@@ -128,6 +128,9 @@ static void end_action(uint32_t action, unsigned int line)
case SECCOMP_RET_TRACE:
fprintf(stdout, "TRACE(%u)\n", data);
break;
+ case SECCOMP_RET_LOG:
+ fprintf(stdout, "LOG\n");
+ break;
case SECCOMP_RET_ALLOW:
fprintf(stdout, "ALLOW\n");
break;