commit c807aa96e03fe642283dc781c6ebe594daaf3dd4
author Maciej Żenczykowski <maze@google.com> Fri Feb 11 20:42:35 2022 +0000
committer Gerrit Code Review <noreply-gerritcodereview@google.com> Fri Feb 11 20:42:35 2022 +0000
tree e877012a619efe80d9e863348fac60ba063eb229
parent e833cdfc175ef994fecd4e8a0ac9f04b7b3b964a
parent f0f690981efe363e2fa764a22741bd9500f82190

Merge "Fix wrong nla_type for matchall"

common/native/bpf_headers/Android.bp

diff --git a/common/native/bpf_headers/Android.bp b/common/native/bpf_headers/Android.bp
index 834ef02..4c8e728 100644
--- a/common/native/bpf_headers/Android.bp
+++ b/common/native/bpf_headers/Android.bp
@@ -35,29 +35,6 @@
         "com.android.tethering",
         "com.android.art.debug",
     ],
-    visibility: [
-        "//bootable/libbootloader/vts",
-        "//cts/tests/tests/net/native",
-        "//frameworks/base/services/core/jni",
-        "//frameworks/native/libs/cputimeinstate",
-        "//frameworks/native/services/gpuservice",
-        "//frameworks/native/services/gpuservice/gpumem",
-        "//frameworks/native/services/gpuservice/tests/unittests",
-        "//frameworks/native/services/gpuservice/tracing",
-        "//packages/modules/Connectivity/bpf_progs",
-        "//packages/modules/Connectivity/netd",
-        "//packages/modules/Connectivity/service/native",
-        "//packages/modules/Connectivity/service/native/libs/libclat",
-        "//packages/modules/Connectivity/tests/unit/jni",
-        "//packages/modules/DnsResolver/tests",
-        "//system/bpf/bpfloader",
-        "//system/bpf/libbpf_android",
-        "//system/memory/libmeminfo",
-        "//system/netd/server",
-        "//system/netd/tests",
-        "//system/netd/tests/benchmarks",
-        "//test/vts-testcase/kernel/api/bpf_native_test",
-    ],
 }
 
 
@@ -73,9 +50,9 @@
         "-Werror",
         "-Wno-error=unused-variable",
     ],
+    header_libs: ["bpf_headers"],
     static_libs: ["libgmock"],
     shared_libs: [
-        "libbpf_android",
         "libbase",
         "liblog",
         "libutils",

common/native/bpf_syscall_wrappers/Android.bp

diff --git a/common/native/bpf_syscall_wrappers/Android.bp b/common/native/bpf_syscall_wrappers/Android.bp
index a20eed3..f41a244 100644
--- a/common/native/bpf_syscall_wrappers/Android.bp
+++ b/common/native/bpf_syscall_wrappers/Android.bp
@@ -30,20 +30,8 @@
     min_sdk_version: "30",
     apex_available: [
         "//apex_available:platform",
+        "com.android.art.debug",
         "com.android.mediaprovider",
         "com.android.tethering",
     ],
-    visibility: [
-        "//frameworks/libs/net/common/native/bpf_headers",
-        "//frameworks/libs/net/common/native/bpfmapjni",
-        "//frameworks/libs/net/common/native/tcutils",
-        "//packages/modules/Connectivity/netd",
-        "//packages/modules/Connectivity/service",
-        "//packages/modules/Connectivity/service/native",
-        "//packages/modules/Connectivity/service/native/libs/libclat",
-        "//packages/modules/Connectivity/Tethering",
-        "//packages/providers/MediaProvider/jni",
-        "//system/bpf/libbpf_android",
-        "//system/memory/lmkd",
-    ],
 }

common/native/bpf_syscall_wrappers/include/BpfSyscallWrappers.h

diff --git a/common/native/bpf_syscall_wrappers/include/BpfSyscallWrappers.h b/common/native/bpf_syscall_wrappers/include/BpfSyscallWrappers.h
index 72eebf3..abf83da 100644
--- a/common/native/bpf_syscall_wrappers/include/BpfSyscallWrappers.h
+++ b/common/native/bpf_syscall_wrappers/include/BpfSyscallWrappers.h
@@ -125,11 +125,12 @@
 }
 
 inline int attachProgram(bpf_attach_type type, const BPF_FD_TYPE prog_fd,
-                         const BPF_FD_TYPE cg_fd) {
+                         const BPF_FD_TYPE cg_fd, uint32_t flags = 0) {
     return bpf(BPF_PROG_ATTACH, {
                                         .target_fd = BPF_FD_TO_U32(cg_fd),
                                         .attach_bpf_fd = BPF_FD_TO_U32(prog_fd),
                                         .attach_type = type,
+                                        .attach_flags = flags,
                                 });
 }
 
@@ -140,6 +141,15 @@
                                 });
 }
 
+inline int detachSingleProgram(bpf_attach_type type, const BPF_FD_TYPE prog_fd,
+                               const BPF_FD_TYPE cg_fd) {
+    return bpf(BPF_PROG_DETACH, {
+                                        .target_fd = BPF_FD_TO_U32(cg_fd),
+                                        .attach_bpf_fd = BPF_FD_TO_U32(prog_fd),
+                                        .attach_type = type,
+                                });
+}
+
 }  // namespace bpf
 }  // namespace android