103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
#include <linux/export.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/fs.h>
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#include <linux/kernfs.h>
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#include <linux/file.h>
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#include <linux/slab.h>
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#include <linux/vmalloc.h>
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#include <linux/uaccess.h>
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#include <linux/elf.h>
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#include <linux/kallsyms.h>
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#include <linux/version.h>
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#include <linux/list.h>
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#include <linux/spinlock.h>
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#include <linux/rcupdate.h>
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#include <asm/elf.h> /* 包含 ARM64 重定位类型定义 */
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#include <linux/vmalloc.h>
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#include <linux/mm.h>
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#include <linux/string.h>
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#include <asm/cacheflush.h>
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#include <linux/module.h>
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#include <linux/vmalloc.h>
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#include <linux/set_memory.h>
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#include <linux/version.h>
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#include <linux/export.h>
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#include <linux/slab.h>
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#include "kpm.h"
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#include "compact.h"
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#include "../allowlist.h"
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#include "../manager.h"
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unsigned long sukisu_compact_find_symbol(const char* name);
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// ======================================================================
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// 兼容函数 for KPM
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static
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int sukisu_is_su_allow_uid(uid_t uid) {
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return ksu_is_allow_uid(uid) ? 1 : 0;
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}
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static
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int sukisu_get_ap_mod_exclude(uid_t uid) {
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// Not supported
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return 0;
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}
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static
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int sukisu_is_uid_should_umount(uid_t uid) {
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return ksu_uid_should_umount(uid) ? 1 : 0;
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}
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static
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int sukisu_is_current_uid_manager() {
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return is_manager();
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}
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static
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uid_t sukisu_get_manager_uid() {
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return ksu_manager_uid;
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}
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// ======================================================================
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struct CompactAddressSymbol {
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const char* symbol_name;
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void* addr;
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};
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static struct CompactAddressSymbol address_symbol [] = {
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{ "kallsyms_lookup_name", &kallsyms_lookup_name },
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{ "compact_find_symbol", &sukisu_compact_find_symbol },
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{ "is_run_in_sukisu_ultra", (void*)1 },
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{ "is_su_allow_uid", &sukisu_is_su_allow_uid },
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{ "get_ap_mod_exclude", &sukisu_get_ap_mod_exclude },
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{ "is_uid_should_umount", &sukisu_is_uid_should_umount },
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{ "is_current_uid_manager", &sukisu_is_current_uid_manager },
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{ "get_manager_uid", &sukisu_get_manager_uid }
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};
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unsigned long sukisu_compact_find_symbol(const char* name) {
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int i;
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unsigned long addr;
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// 先自己在地址表部分查出来
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for(i = 0; i < (sizeof(address_symbol) / sizeof(struct CompactAddressSymbol)); i++) {
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struct CompactAddressSymbol* symbol = &address_symbol[i];
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if(strcmp(name, symbol->symbol_name) == 0) {
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return (unsigned long) symbol->addr;
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}
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}
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// 通过内核来查
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addr = kallsyms_lookup_name(name);
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if(addr) {
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return addr;
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}
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return 0;
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}
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EXPORT_SYMBOL(sukisu_compact_find_symbol);
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