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Preload modules

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This commit is contained in:
Nullptr
2023-01-31 18:40:49 +08:00
parent d7877ea959
commit 335a1c3437
8 changed files with 33 additions and 20 deletions
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16
loader/src/injector/hook.cpp
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@@ -12,6 +12,7 @@
#include <daemon.h>
#include <dirent.h>
#include "dl.h"
#include "zygisk.hpp"
#include "memory.hpp"
#include "module.hpp"
@@ -535,14 +536,17 @@ void HookContext::fork_post() {
}
void HookContext::run_modules_pre() {
auto ms = zygiskd::ReadModules();
modules.reserve(ms.size());
for (auto &m: ms) {
auto h = m.handle;
if (void *e = dlsym(h, "zygisk_module_entry")) {
modules.emplace_back(m.id, h, e);
size_t size = preloaded_modules.size();
modules.reserve(size);
for (size_t i = 0; i < size; i++) {
auto& module = preloaded_modules[i];
if (void* handle = DlopenMem(module.memfd, RTLD_NOW);
void* entry = handle ? dlsym(handle, "zygisk_module_entry") : nullptr) {
modules.emplace_back(i, handle, entry);
}
}
// memfds will be closed by RTTI
preloaded_modules.clear();
for (auto &m : modules) {
m.onLoad(env);