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NetBpfLoad: 25Q2+ parse & verify config

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Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: Ibe7560998655dfe36b5cc071a3405650ad684935
This commit is contained in:
Maciej Żenczykowski 2025-03-20 23:25:39 -07:00
commit 25e2622121
1 changed files with 13 additions and 0 deletions
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13
bpf/loader/NetBpfLoad.cpp
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@ -1820,6 +1820,19 @@ static int doLoad(char** argv, char * const envp[]) {
return 1;
}
if (isAtLeast25Q2) {
FILE * f = fopen("/system/etc/init/netbpfload.rc", "re");
if (!f) {
ALOGE("failure opening /system/etc/init/netbpfload.rc");
return 1;
}
int y = -1, q = -1, a = -1, b = -1, c = -1;
int v = fscanf(f, "# %d %d %d %d %d #", &y, &q, &a, &b, &c);
ALOGI("detected %d of 5: %dQ%d api:%d.%d.%d", v, y, q, a, b, c);
fclose(f);
if (v != 5 || y != 2025 || q != 2 || a != 36 || b || c) return 1;
}
// Ensure we can determine the Android build type.
if (!isEng() && !isUser() && !isUserdebug()) {
ALOGE("Failed to determine the build type: got %s, want 'eng', 'user', or 'userdebug'",