更新 KPM 模块，增加对 compact.o 的支持，并调整控制代码定义

kernel/kpm/Makefile

@@ -1,2 +1,4 @@
 obj-y += kpm.o
 obj-y += compact.o
+
+ccflags-y += -flto=thin

kernel/kpm/compact.c

@@ -31,34 +31,17 @@ unsigned long sukisu_compact_find_symbol(const char* name);
 
 // ======================================================================
 
-const char* kpver = "0.10";
-
 struct CompactAddressSymbol {
     const char* symbol_name;
     void* addr;
 };
 
-struct CompactAliasSymbol {
+static struct CompactAddressSymbol address_symbol [] = {
-    const char* symbol_name;
-    const char* compact_symbol_name;
-};
-
-struct CompactAddressSymbol address_symbol [] = {
     { "kallsyms_lookup_name", &kallsyms_lookup_name },
     { "compact_find_symbol", &sukisu_compact_find_symbol },
-    { "compat_copy_to_user", &copy_to_user },
-    { "compat_strncpy_from_user", &strncpy_from_user },
-    { "kpver", &kpver },
     { "is_run_in_sukisu_ultra", (void*)1 }
 };
 
-struct CompactAliasSymbol alias_symbol[] = {
-    {"kf_strncat", "strncat"},
-    {"kf_strlen", "strlen" },
-    {"kf_strcpy", "strcpy"},
-    {"compat_copy_to_user", "__arch_copy_to_user"}
-};
-
 unsigned long sukisu_compact_find_symbol(const char* name) {
     int i;
     unsigned long addr;
@@ -71,30 +54,13 @@ unsigned long sukisu_compact_find_symbol(const char* name) {
         }
     }
 
-    /* 如果符号名以 "kf__" 开头，尝试解析去掉前缀的部分 */
-    if (strncmp(name, "kf__", 4) == 0) {
-        const char *real_name = name + 4;  // 去掉 "kf__"
-        addr = (unsigned long)kallsyms_lookup_name(real_name);
-        if (addr) {
-            return addr;
-        }
-    }
-
     // 通过内核来查
     addr = kallsyms_lookup_name(name);
     if(addr) {
         return addr;
     }
 
-    // 查不到就查查兼容的符号
-    for(i = 0; i < (sizeof(alias_symbol) / sizeof(struct CompactAliasSymbol)); i++) {
-        struct CompactAliasSymbol* symbol = &alias_symbol[i];
-        if(strcmp(name, symbol->symbol_name) == 0) {
-            addr = kallsyms_lookup_name(symbol->compact_symbol_name);
-            if(addr)
-                return addr;
-        }
-    }
-
     return 0;
 }
+
+EXPORT_SYMBOL(sukisu_compact_find_symbol);

kernel/kpm/kpm.h

@@ -6,39 +6,39 @@ int sukisu_is_kpm_control_code(unsigned long arg2);
 
 // KPM控制代码
 #define CMD_KPM_CONTROL 28
-#define CMD_KPM_CONTROL_MAX 34
+#define CMD_KPM_CONTROL_MAX 35
 
 // 控制代码
 
-// prctl(xxx, xxx, 1, "PATH", "ARGS")
+// prctl(xxx, 28, "PATH", "ARGS")
 // success return 0, error return -N
 #define SUKISU_KPM_LOAD 28
 
-// prctl(xxx, xxx, 2, "NAME")
+// prctl(xxx, 29, "NAME")
 // success return 0, error return -N
 #define SUKISU_KPM_UNLOAD 29
 
-// num = prctl(xxx, xxx, 3)
+// num = prctl(xxx, 30)
 // error return -N
 // success return +num or 0
 #define SUKISU_KPM_NUM 30
 
-// prctl(xxx, xxx, 4, Buffer, BufferSize)
+// prctl(xxx, 31, Buffer, BufferSize)
 // success return +out, error return -N
 #define SUKISU_KPM_LIST 31
 
-// prctl(xxx, xxx, 5, "NAME", Buffer[256])
+// prctl(xxx, 32, "NAME", Buffer[256])
 // success return +out, error return -N
 #define SUKISU_KPM_INFO 32
 
-// prctl(xxx, xxx, 6, "NAME", "ARGS")
+// prctl(xxx, 33, "NAME", "ARGS")
 // success return KPM's result value
 // error return -N
 #define SUKISU_KPM_CONTROL 33
 
-// prctl(xxx, xxx, 7)
+// prctl(xxx, 34, buffer, bufferSize)
-// success will printf to stdout and return 0
+// success return KPM's result value
-// error will return -1
+// error return -N
-#define SUKISU_KPM_PRINT 34
+#define SUKISU_KPM_VERSION 34
 
 #endif