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[core] Fix huawei devices on zygisk (#1575)

This commit is contained in:
LoveSy 2022-01-29 00:03:05 +08:00 committed by GitHub
parent 998baed2aa
commit ad59477953
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 21 additions and 7 deletions
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5
core/magisk_module/customize.sh
View File

@ -164,4 +164,9 @@ fi
set_perm_recursive "$MODPATH" 0 0 0755 0644
chmod 0744 "$MODPATH/lspd"
if [ "$(grep_prop ro.maple.enable)" == "1" ] && [ "$FLAVOR" == "zygisk" ]; then
ui_print "- Add ro.maple.enable=0"
echo "ro.maple.enable=0" >> "$MODPATH/system.prop"
fi
ui_print "- Welcome to LSPosed!"

23
core/src/main/cpp/main/src/elf_util.cpp
View File

@ -220,26 +220,35 @@ ElfImg::getSymbOffset(std::string_view name, uint32_t gnu_hash, uint32_t elf_has
}
constexpr inline bool contains(std::string_view a, std::string_view b) {
return a.find(b) != std::string_view::npos;
}
bool ElfImg::findModuleBase() {
char buff[256];
off_t load_addr;
bool found = false;
FILE *maps = fopen("/proc/self/maps", "r");
char *buff = nullptr;
size_t len = 0;
ssize_t nread;
while (fgets(buff, sizeof(buff), maps)) {
if ((strstr(buff, "r-xp") || strstr(buff, "r--p")) && strstr(buff, elf.data())) {
LOGD("found: %s", buff);
std::string_view b = buff;
if (auto begin = b.find_last_of(' '); begin != std::string_view::npos && b[++begin] == '/') {
while ((nread = getline(&buff, &len, maps)) != -1) {
std::string_view line{buff, static_cast<size_t>(nread)};
if ((contains(line, "r-xp") || contains(line, "r--p")) && contains(line, elf)) {
LOGD("found: %*s", static_cast<int>(line.size()), line.data());
if (auto begin = line.find_last_of(' '); begin != std::string_view::npos &&
line[++begin] == '/') {
found = true;
elf = b.substr(begin);
elf = line.substr(begin);
if (elf.back() == '\n') elf.pop_back();
LOGD("update path: %s", elf.data());
break;
}
}
}
if (buff) free(buff);
if (!found) {
LOGE("failed to read load address for %s", elf.data());