From 49b4d6dd9d4d35adc9f02df4010a1a6b33faba63 Mon Sep 17 00:00:00 2001
From: sje <sje@4f64403b-2f21-0410-a795-97e2b3489a10>
Date: Wed, 1 Nov 2006 14:44:34 +0000
Subject: git-svn-id: https://server.scottellis.com.au/svn/mim_plugs@12
 4f64403b-2f21-0410-a795-97e2b3489a10

---
 ping_protocol/icmp.h | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 ping_protocol/icmp.h

(limited to 'ping_protocol/icmp.h')

diff --git a/ping_protocol/icmp.h b/ping_protocol/icmp.h
new file mode 100644
index 0000000..19aca1d
--- /dev/null
+++ b/ping_protocol/icmp.h
@@ -0,0 +1,66 @@
+// adapted 23/9/2004 from public domain code at http://tangentsoft.net/wskfaq/examples/dllping.html
+
+#ifndef _ICMP_H
+#define _ICMP_H
+
+#include <windows.h>
+
+// Structures required to use functions in ICMP.DLL
+
+typedef struct {
+    unsigned char Ttl;                         // Time To Live
+    unsigned char Tos;                         // Type Of Service
+    unsigned char Flags;                       // IP header flags
+    unsigned char OptionsSize;                 // Size in bytes of options data
+    unsigned char *OptionsData;                // Pointer to options data
+} IP_OPTION_INFORMATION, * PIP_OPTION_INFORMATION;
+
+typedef struct {
+    DWORD Address;                             // Replying address
+    unsigned long  Status;                     // Reply status
+    unsigned long  RoundTripTime;              // RTT in milliseconds
+    unsigned short DataSize;                   // Echo data size
+    unsigned short Reserved;                   // Reserved for system use
+    void *Data;                                // Pointer to the echo data
+    IP_OPTION_INFORMATION Options;             // Reply options
+	unsigned char ReplyData[8];
+} IP_ECHO_REPLY, * PIP_ECHO_REPLY;
+
+
+typedef HANDLE (WINAPI* pfnHV)(VOID);
+typedef BOOL (WINAPI* pfnBH)(HANDLE);
+typedef DWORD (WINAPI* pfnDHDPWPipPDD)(HANDLE, DWORD, LPVOID, WORD, PIP_OPTION_INFORMATION, LPVOID, DWORD, DWORD); // evil, no?
+
+class ICMP {
+protected:
+	pfnHV pIcmpCreateFile;
+    pfnBH pIcmpCloseHandle;
+    pfnDHDPWPipPDD pIcmpSendEcho;
+ 	
+	HMODULE hDLL;
+
+	HANDLE hIP;
+
+	unsigned int timeout;
+	bool functions_loaded;
+
+	// protected constructor - singleton class
+	ICMP();
+	static ICMP instance;
+
+public:
+	~ICMP();
+	static ICMP *get_instance() {return &instance;}
+
+	bool ping(char *host, IP_ECHO_REPLY &reply);
+	
+	void set_timeout(unsigned int t) {
+		timeout = t;
+	}
+
+	void stop();
+
+	unsigned int get_timeout() {return timeout;}
+
+};
+#endif //_ICMP_H
\ No newline at end of file
-- 
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