From a0f83b5a9981ca1b37ae1e0187109d041ddb3d3b Mon Sep 17 00:00:00 2001
From: hugy <504650082@qq.com>
Date: Tue, 7 Feb 2023 08:36:13 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BD=AC=E8=B4=A6=E6=94=B6=E6=AC=BE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 src/confirm_receipt.cc | 49 ++++++++++++++++++++++++++++++++++++++++++
 src/confirm_receipt.h  |  6 ++++++
 2 files changed, 55 insertions(+)
 create mode 100644 src/confirm_receipt.cc
 create mode 100644 src/confirm_receipt.h

diff --git a/src/confirm_receipt.cc b/src/confirm_receipt.cc
new file mode 100644
index 0000000..16cfa13
--- /dev/null
+++ b/src/confirm_receipt.cc
@@ -0,0 +1,49 @@
+#include "pch.h"
+#include "confirm_receipt.h"
+
+#include "common.h"
+#include "wechat_data.h"
+
+#define WX_NEW_WCPAYINFO_OFFSET 0x69d2b0
+#define WX_FREE_WCPAYINFO_OFFSET 0x68d610
+#define WX_CONFIRM_RECEIPT_OFFSET 0x13d5e00
+
+int DoConfirmReceipt(wchar_t *wxid, wchar_t *transcationid,
+                     wchar_t *transferid) {
+  int success = -1;
+  WeChatString recv_id(wxid);
+  WeChatString transcation_id(transcationid);
+  WeChatString transfer_id(transferid);
+  char pay_info[0x134] = {0};
+  DWORD base = GetWeChatWinBase();
+  DWORD new_pay_info_addr = base + WX_NEW_WCPAYINFO_OFFSET;
+  DWORD free_pay_info_addr = base + WX_FREE_WCPAYINFO_OFFSET;
+  DWORD do_confirm_addr = base + WX_CONFIRM_RECEIPT_OFFSET;
+  __asm {
+    PUSHAD
+    LEA        ECX,pay_info
+    CALL       new_pay_info_addr
+    MOV        dword ptr [pay_info + 0x4], 0x1
+    MOV        dword ptr [pay_info + 0x4C], 0x1        
+    POPAD
+  }
+  memcpy(&pay_info[0x1c], &transcation_id, sizeof(transcation_id));
+  memcpy(&pay_info[0x38], &transfer_id, sizeof(transfer_id));
+
+  __asm {
+    PUSHAD
+    PUSH       0x1
+    SUB        ESP,0x8
+    LEA        EDX,recv_id
+    LEA        ECX,pay_info
+    CALL       do_confirm_addr  
+    MOV        success,EAX  
+    ADD        ESP,0xC
+    PUSH       0x0
+    LEA        ECX,pay_info
+    CALL       free_pay_info_addr 
+    POPAD
+  }
+
+  return success;
+}
\ No newline at end of file
diff --git a/src/confirm_receipt.h b/src/confirm_receipt.h
new file mode 100644
index 0000000..0fdee8f
--- /dev/null
+++ b/src/confirm_receipt.h
@@ -0,0 +1,6 @@
+#ifndef CONFIRM_RECEIPT_H
+#define CONFIRM_RECEIPT_H
+
+int  DoConfirmReceipt(wchar_t* wxid,wchar_t *transcationid, wchar_t *transferid);
+
+#endif
\ No newline at end of file