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improve: port ptracer to C

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This commit ports the C++ to C99 from zygisk-ptracer code, allowing a ~3x size reduce in its binary.
This commit is contained in:
ThePedroo
2025-04-14 19:32:49 -03:00
parent 1a3f497e1a
commit b94ea0c5f5
21 changed files with 1739 additions and 1690 deletions
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11
loader/src/injector/hook.cpp
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@@ -181,8 +181,6 @@ DCL_HOOK_FUNC(int, unshare, int flags) {
update_mnt_ns(Rooted, false);
} else if (!(g_ctx->flags[DO_REVERT_UNMOUNT])) {
update_mnt_ns(Module, false);
} else {
LOGI("Process [%s] is on denylist, skipping unmount", g_ctx->process);
}
old_unshare(CLONE_NEWNS);
@@ -636,6 +634,7 @@ void ZygiskContext::run_modules_pre() {
for (auto &m : modules) {
m.onLoad(env);
if (flags[APP_SPECIALIZE]) m.preAppSpecialize(args.app);
else if (flags[SERVER_FORK_AND_SPECIALIZE]) m.preServerSpecialize(args.server);
}
@@ -674,6 +673,12 @@ void ZygiskContext::app_specialize_pre() {
if ((info_flags & (PROCESS_IS_MANAGER | PROCESS_ROOT_IS_MAGISK)) == (PROCESS_IS_MANAGER | PROCESS_ROOT_IS_MAGISK)) {
LOGD("Manager process detected. Notifying that Zygisk has been enabled.");
/* INFO: This environment variable is related to Magisk Zygisk/Manager. It
it used by Magisk's Zygisk to communicate to Magisk Manager whether
Zygisk is working or not.
To allow Zygisk modules to both work properly and for the manager to
identify Zygisk, being it not built-in, as working, we also set it. */
setenv("ZYGISK_ENABLED", "1", 1);
} else {
run_modules_pre();
@@ -818,7 +823,7 @@ void clean_trace(const char* path, size_t load, size_t unload, bool spoof_maps)
if (load > 0 || unload > 0) solist_reset_counters(load, unload);
LOGI("Dropping solist record for %s", path);
LOGD("Dropping solist record for %s", path);
bool path_found = solist_drop_so_path(path);
if (!path_found || !spoof_maps) return;