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-rw-r--r--src/shared/seccomp-util.c129
1 files changed, 93 insertions, 36 deletions
diff --git a/src/shared/seccomp-util.c b/src/shared/seccomp-util.c
index 6252cd16a6..1cbbb9d757 100644
--- a/src/shared/seccomp-util.c
+++ b/src/shared/seccomp-util.c
@@ -29,23 +29,49 @@
#include "util.h"
const char* seccomp_arch_to_string(uint32_t c) {
+ /* Maintain order used in <seccomp.h>.
+ *
+ * Names used here should be the same as those used for ConditionArchitecture=,
+ * except for "subarchitectures" like x32. */
- if (c == SCMP_ARCH_NATIVE)
+ switch(c) {
+ case SCMP_ARCH_NATIVE:
return "native";
- if (c == SCMP_ARCH_X86)
+ case SCMP_ARCH_X86:
return "x86";
- if (c == SCMP_ARCH_X86_64)
+ case SCMP_ARCH_X86_64:
return "x86-64";
- if (c == SCMP_ARCH_X32)
+ case SCMP_ARCH_X32:
return "x32";
- if (c == SCMP_ARCH_ARM)
+ case SCMP_ARCH_ARM:
return "arm";
- if (c == SCMP_ARCH_S390)
+ case SCMP_ARCH_AARCH64:
+ return "arm64";
+ case SCMP_ARCH_MIPS:
+ return "mips";
+ case SCMP_ARCH_MIPS64:
+ return "mips64";
+ case SCMP_ARCH_MIPS64N32:
+ return "mips64-n32";
+ case SCMP_ARCH_MIPSEL:
+ return "mips-le";
+ case SCMP_ARCH_MIPSEL64:
+ return "mips64-le";
+ case SCMP_ARCH_MIPSEL64N32:
+ return "mips64-le-n32";
+ case SCMP_ARCH_PPC:
+ return "ppc";
+ case SCMP_ARCH_PPC64:
+ return "ppc64";
+ case SCMP_ARCH_PPC64LE:
+ return "ppc64-le";
+ case SCMP_ARCH_S390:
return "s390";
- if (c == SCMP_ARCH_S390X)
+ case SCMP_ARCH_S390X:
return "s390x";
-
- return NULL;
+ default:
+ return NULL;
+ }
}
int seccomp_arch_from_string(const char *n, uint32_t *ret) {
@@ -64,6 +90,26 @@ int seccomp_arch_from_string(const char *n, uint32_t *ret) {
*ret = SCMP_ARCH_X32;
else if (streq(n, "arm"))
*ret = SCMP_ARCH_ARM;
+ else if (streq(n, "arm64"))
+ *ret = SCMP_ARCH_AARCH64;
+ else if (streq(n, "mips"))
+ *ret = SCMP_ARCH_MIPS;
+ else if (streq(n, "mips64"))
+ *ret = SCMP_ARCH_MIPS64;
+ else if (streq(n, "mips64-n32"))
+ *ret = SCMP_ARCH_MIPS64N32;
+ else if (streq(n, "mips-le"))
+ *ret = SCMP_ARCH_MIPSEL;
+ else if (streq(n, "mips64-le"))
+ *ret = SCMP_ARCH_MIPSEL64;
+ else if (streq(n, "mips64-le-n32"))
+ *ret = SCMP_ARCH_MIPSEL64N32;
+ else if (streq(n, "ppc"))
+ *ret = SCMP_ARCH_PPC;
+ else if (streq(n, "ppc64"))
+ *ret = SCMP_ARCH_PPC64;
+ else if (streq(n, "ppc64-le"))
+ *ret = SCMP_ARCH_PPC64LE;
else if (streq(n, "s390"))
*ret = SCMP_ARCH_S390;
else if (streq(n, "s390x"))
@@ -101,41 +147,52 @@ finish:
return r;
}
-int seccomp_add_secondary_archs(scmp_filter_ctx c) {
-
-#if defined(__i386__) || defined(__x86_64__)
- int r;
+int seccomp_add_secondary_archs(scmp_filter_ctx ctx) {
/* Add in all possible secondary archs we are aware of that
* this kernel might support. */
- r = seccomp_arch_add(c, SCMP_ARCH_X86);
- if (r < 0 && r != -EEXIST)
- return r;
-
- r = seccomp_arch_add(c, SCMP_ARCH_X86_64);
- if (r < 0 && r != -EEXIST)
- return r;
-
- r = seccomp_arch_add(c, SCMP_ARCH_X32);
- if (r < 0 && r != -EEXIST)
- return r;
+ static const int seccomp_arches[] = {
+#if defined(__i386__) || defined(__x86_64__)
+ SCMP_ARCH_X86,
+ SCMP_ARCH_X86_64,
+ SCMP_ARCH_X32,
+
+#elif defined(__arm__) || defined(__aarch64__)
+ SCMP_ARCH_ARM,
+ SCMP_ARCH_AARCH64,
+
+#elif defined(__arm__) || defined(__aarch64__)
+ SCMP_ARCH_ARM,
+ SCMP_ARCH_AARCH64,
+
+#elif defined(__mips__) || defined(__mips64__)
+ SCMP_ARCH_MIPS,
+ SCMP_ARCH_MIPS64,
+ SCMP_ARCH_MIPS64N32,
+ SCMP_ARCH_MIPSEL,
+ SCMP_ARCH_MIPSEL64,
+ SCMP_ARCH_MIPSEL64N32,
+
+#elif defined(__powerpc__) || defined(__powerpc64__)
+ SCMP_ARCH_PPC,
+ SCMP_ARCH_PPC64,
+ SCMP_ARCH_PPC64LE,
#elif defined(__s390__) || defined(__s390x__)
- int r;
-
- /* Add in all possible secondary archs we are aware of that
- * this kernel might support. */
-
- r = seccomp_arch_add(c, SCMP_ARCH_S390);
- if (r < 0 && r != -EEXIST)
- return r;
+ SCMP_ARCH_S390,
+ SCMP_ARCH_S390X,
+#endif
+ };
- r = seccomp_arch_add(c, SCMP_ARCH_S390X);
- if (r < 0 && r != -EEXIST)
- return r;
+ unsigned i;
+ int r;
-#endif
+ for (i = 0; i < ELEMENTSOF(seccomp_arches); i++) {
+ r = seccomp_arch_add(ctx, seccomp_arches[i]);
+ if (r < 0 && r != -EEXIST)
+ return r;
+ }
return 0;
}