2022-12-21 20:30:44 +08:00
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#include "pch.h"
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#include "send_image.h"
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#include "common.h"
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#include "wechat_data.h"
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2022-12-26 16:44:14 +08:00
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#define WX_SEND_IMAGE_OFFSET 0xb6a3f0
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#define WX_SEND_MESSAGE_MGR_OFFSET 0x65b2a0
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#define WX_INIT_CHAT_MSG_OFFSET 0xdbf380
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#define WX_FREE_CHAT_MSG_OFFSET 0x649ac0
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2022-12-21 20:30:44 +08:00
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int SendImage(wchar_t *wxid, wchar_t *image_path){
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int success = 0;
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WeChatString to_user(wxid);
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WeChatString path(image_path);
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char chat_msg[0x2A8] ={0};
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DWORD base = GetWeChatWinBase();
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DWORD send_message_mgr_addr = base + WX_SEND_MESSAGE_MGR_OFFSET;
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DWORD init_chat_msg_addr = base + WX_INIT_CHAT_MSG_OFFSET;
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DWORD send_image_msg_addr = base + WX_SEND_IMAGE_OFFSET;
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DWORD free_msg_addr = base + WX_FREE_CHAT_MSG_OFFSET;
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DWORD temp = 0;
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WeChatString null_obj = {0};
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__asm{
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PUSHAD
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CALL send_message_mgr_addr
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SUB ESP,0x14
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MOV temp,EAX
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LEA EAX,null_obj
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MOV ECX,ESP
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LEA EDI,path
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PUSH EAX
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CALL init_chat_msg_addr
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MOV ECX,dword ptr [temp]
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LEA EAX,to_user
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PUSH EDI
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PUSH EAX
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LEA EAX,chat_msg
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PUSH EAX
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CALL send_image_msg_addr
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MOV success,EAX
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LEA ECX,chat_msg
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CALL free_msg_addr
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POPAD
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}
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return success;
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}
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