inline_item_t* init_item(address_t* target_fun, address_t* hook_fun, list_node_t* param_list,address_t ret_value)
{
inline_item_t* p_item = 0;
address_t temp = 0;
p_item = (inline_item_t*)malloc( sizeof(inline_item_t) );
p_item->shell_code_len = (int8_t*)&asm_shellcode_end - (int8_t*)&asm_shellcode_begin;
p_item->shell_code = (int8_t*)malloc( p_item->shell_code_len); // 分配shellcode空间
p_item->old_fun = target_fun; // 保存原始函数地址
p_item->new_fun = hook_fun; // 存储hook函数地址
p_item->back_code_len = 12; // 备份12字节指令
p_item->back_code = malloc(p_item->back_code_len);
p_item->reg = malloc(0x10 * sizeof(address_t)); // 分配备份寄存器的空间
p_item->stack = malloc(0x10 * sizeof(address_t)); // 分配备份栈的空间
p_item->param_list = 0;
p_item->ret_value = 0;
if( param_list != 0){
p_item->param_list = param_list; // 初始化要修改的参数列表
}
if( ret_value!=0 ){
p_item->ret_value = (address_t*)malloc( sizeof(address_t) ); // 初始化要修改的返回值
ret_value = 10;
memcpy( p_item->ret_value, &ret_value, sizeof(address_t));
}
return p_item;
}
