ReactOS 0.4.15-dev-7670-g69b08be
pipespy.cpp File Reference
#include <process.h>
#include <windows.h>
#include <stdio.h>
Include dependency graph for pipespy.cpp:

Go to the source code of this file.

Classes

struct  _READ_OVERLAPPED
 

Typedefs

typedef struct _READ_OVERLAPPED READ_OVERLAPPED
 

Enumerations

enum  { PIPEBUF_INITIAL_SIZE = 4096 , PIPEBUF_MAX_SIZE = 16384 }
 

Functions

void dumphex (const char *buf, int len, int pos)
 
VOID WINAPI WritePipeCompletion (DWORD dwErrorCode, DWORD dwNumberOfBytesTransferred, LPOVERLAPPED lpOverlapped)
 
VOID WINAPI ReadPipeCompletion (DWORD dwErrorCode, DWORD dwNumberOfBytesTransferred, LPOVERLAPPED lpOverlapped)
 
void __cdecl pipeserver (void *param)
 
int main (int ac, char **av)
 

Variables

HANDLE g_DebugServerPipe
 
HANDLE g_DebugClientPipe
 
CRITICAL_SECTION g_OutputLock
 

Typedef Documentation

◆ READ_OVERLAPPED

Enumeration Type Documentation

◆ anonymous enum

anonymous enum
Enumerator
PIPEBUF_INITIAL_SIZE 
PIPEBUF_MAX_SIZE 

Definition at line 52 of file pipespy.cpp.

52 {
54 PIPEBUF_MAX_SIZE = 16384
55};
@ PIPEBUF_MAX_SIZE
Definition: pipespy.cpp:54
@ PIPEBUF_INITIAL_SIZE
Definition: pipespy.cpp:53

Function Documentation

◆ dumphex()

void dumphex ( const char buf,
int  len,
int  pos 
)

Definition at line 32 of file pipespy.cpp.

33{
34 int i, j;
35 for(j = 0; j < len; j += 16) {
36 for(i = 0; i < 16; i++) {
37 if(i + j < len)
38 printf("%02x%c", (unsigned char)buf[i + j], j + i + 1 == pos ? '*' : ' ');
39 else
40 printf(" ");
41 }
42 for(i = 0; i < 16; i++) {
43 if(i + j < len)
44 printf("%c", buf[i + j] >= ' ' ? buf[i + j] : '.');
45 else
46 printf(" ");
47 }
48 printf("\n");
49 }
50}
#define printf
Definition: freeldr.h:94
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
GLenum GLsizei len
Definition: glext.h:6722
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint GLint GLint j
Definition: glfuncs.h:250

Referenced by ReadPipeCompletion().

◆ main()

int main ( int  ac,
char **  av 
)

Definition at line 152 of file pipespy.cpp.

153{
154 if(ac != 3) {
155 printf("syntax: pipespy serverpipe clientpipe\n");
156 return 0;
157 }
158
160 1, 4096, 4096, NMPWAIT_WAIT_FOREVER, 0);
161
163 printf("Error %u creating server pipe\n", GetLastError());
164 return 0;
165 }
166
168 1, 4096, 4096, NMPWAIT_WAIT_FOREVER, 0);
169
171 printf("Error %u creating client pipe\n", GetLastError());
173 return 0;
174 }
175
180 return 0;
181}
#define CloseHandle
Definition: compat.h:739
#define INVALID_HANDLE_VALUE
Definition: compat.h:731
#define FILE_FLAG_OVERLAPPED
Definition: disk.h:46
CRITICAL_SECTION g_OutputLock
Definition: pipespy.cpp:30
HANDLE g_DebugServerPipe
Definition: pipespy.cpp:29
void __cdecl pipeserver(void *param)
Definition: pipespy.cpp:116
HANDLE g_DebugClientPipe
Definition: pipespy.cpp:29
_CRTIMP uintptr_t __cdecl _beginthread(_In_ void(__cdecl *_StartAddress)(void *), _In_ unsigned _StackSize, _In_opt_ void *_ArgList)
VOID WINAPI InitializeCriticalSection(OUT LPCRITICAL_SECTION lpCriticalSection)
Definition: synch.c:751
#define CreateNamedPipe
Definition: winbase.h:3692
#define PIPE_READMODE_BYTE
Definition: winbase.h:169
DWORD WINAPI GetLastError(void)
Definition: except.c:1042
#define NMPWAIT_WAIT_FOREVER
Definition: winbase.h:133
#define PIPE_ACCESS_DUPLEX
Definition: winbase.h:164
#define PIPE_WAIT
Definition: winbase.h:171
void WINAPI DeleteCriticalSection(PCRITICAL_SECTION)
#define PIPE_TYPE_BYTE
Definition: winbase.h:167

◆ pipeserver()

void __cdecl pipeserver ( void param)

Definition at line 116 of file pipespy.cpp.

117{
118 READ_OVERLAPPED ReadOverlapped;
119
120 ReadOverlapped.Pipe = (HANDLE)param, ReadOverlapped.OtherPipe = ReadOverlapped.Pipe == g_DebugServerPipe ? g_DebugClientPipe : g_DebugServerPipe;
121 ReadOverlapped.Server = ReadOverlapped.Pipe == g_DebugServerPipe;
122 ReadOverlapped.Buffer = (char*)malloc(PIPEBUF_INITIAL_SIZE);
123
124 for(;;) {
125 if(!ConnectNamedPipe(ReadOverlapped.Pipe, 0) && GetLastError() != ERROR_PIPE_CONNECTED) {
126 printf(ReadOverlapped.Server ? "Server> Error %u accepting pipe connection\n" : "Client> Error %u accepting pipe connection\n",
127 GetLastError());
128 break;
129 }
130
131 ReadOverlapped.Connected = true;
132 printf(ReadOverlapped.Server ? "Server> Connected\n" : "Client> Connected\n");
133
134 ZeroMemory(&ReadOverlapped.ReadOverlapped, sizeof(OVERLAPPED));
135 ReadFileEx(ReadOverlapped.Pipe, ReadOverlapped.Buffer, PIPEBUF_INITIAL_SIZE, &ReadOverlapped.ReadOverlapped, ReadPipeCompletion);
136
137 do {
139 } while(ReadOverlapped.Connected) ;
140
141 DisconnectNamedPipe(ReadOverlapped.Pipe);
142 printf(ReadOverlapped.Server ? "Server> Disconnected\n" : "Client> Disconnected\n");
143 }
144
145 printf(ReadOverlapped.Server ? "Server> Shutting down\n" : "Client> Shutting down\n");
146
147 free(ReadOverlapped.Buffer);
148 CloseHandle(ReadOverlapped.Pipe);
149 SleepEx(0, TRUE);
150}
#define free
Definition: debug_ros.c:5
#define malloc
Definition: debug_ros.c:4
#define TRUE
Definition: types.h:120
BOOL WINAPI ReadFileEx(IN HANDLE hFile, IN LPVOID lpBuffer, IN DWORD nNumberOfBytesToRead OPTIONAL, IN LPOVERLAPPED lpOverlapped, IN LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
Definition: rw.c:299
#define INFINITE
Definition: serial.h:102
GLfloat param
Definition: glext.h:5796
BOOL WINAPI ConnectNamedPipe(IN HANDLE hNamedPipe, IN LPOVERLAPPED lpOverlapped)
Definition: npipe.c:701
BOOL WINAPI DisconnectNamedPipe(HANDLE hNamedPipe)
Definition: npipe.c:961
VOID WINAPI ReadPipeCompletion(DWORD dwErrorCode, DWORD dwNumberOfBytesTransferred, LPOVERLAPPED lpOverlapped)
Definition: pipespy.cpp:76
HANDLE OtherPipe
Definition: pipespy.cpp:60
OVERLAPPED ReadOverlapped
Definition: pipespy.cpp:58
DWORD WINAPI SleepEx(IN DWORD dwMilliseconds, IN BOOL bAlertable)
Definition: synch.c:802
PVOID HANDLE
Definition: typedefs.h:73
#define ZeroMemory
Definition: winbase.h:1712
#define ERROR_PIPE_CONNECTED
Definition: winerror.h:352

Referenced by main().

◆ ReadPipeCompletion()

VOID WINAPI ReadPipeCompletion ( DWORD  dwErrorCode,
DWORD  dwNumberOfBytesTransferred,
LPOVERLAPPED  lpOverlapped 
)

Definition at line 76 of file pipespy.cpp.

77{
79 LPOVERLAPPED WriteOverlapped;
80
82
83 if(dwErrorCode) {
84 printf(ReadOverlapped->Server ? "Server> Error %u reading from pipe\n" : "Client> Error %u reading from pipe\n", dwErrorCode);
85 ReadOverlapped->Connected = false;
86 } else {
87 SYSTEMTIME SystemTime;
88
89 GetLocalTime(&SystemTime);
90 printf(ReadOverlapped->Server ? "Server> [%02u:%02u:%02u.%03u] Received %u byte message:\n" : "Client> [%02u:%02u:%02u.%03u] Received %u byte message:\n",
91 SystemTime.wHour, SystemTime.wMinute, SystemTime.wSecond, SystemTime.wMilliseconds, dwNumberOfBytesTransferred);
92 dumphex(ReadOverlapped->Buffer, (int)dwNumberOfBytesTransferred, -1);
93 printf("\n");
94 }
95
97
98 WriteOverlapped = (LPOVERLAPPED)malloc(sizeof(OVERLAPPED)+dwNumberOfBytesTransferred);
99
100 if(!WriteOverlapped)
101 printf(ReadOverlapped->Server ? "Server> Out of memory\n" : "Client> Out of memory\n");
102 else {
103 ZeroMemory(WriteOverlapped, sizeof(OVERLAPPED));
104 WriteOverlapped->hEvent = (HANDLE)ReadOverlapped->Server;
105 memcpy(((char*)WriteOverlapped)+sizeof(OVERLAPPED), ReadOverlapped->Buffer, dwNumberOfBytesTransferred);
106 WriteFileEx(ReadOverlapped->OtherPipe, ((char*)WriteOverlapped)+sizeof(OVERLAPPED), dwNumberOfBytesTransferred, WriteOverlapped,
108 }
109
110 if(!dwErrorCode) {
111 ZeroMemory(ReadOverlapped, sizeof(OVERLAPPED));
112 ReadFileEx(ReadOverlapped->Pipe, ReadOverlapped->Buffer, PIPEBUF_INITIAL_SIZE, &ReadOverlapped->ReadOverlapped, ReadPipeCompletion);
113 }
114}
BOOL WINAPI WriteFileEx(IN HANDLE hFile, IN LPCVOID lpBuffer, IN DWORD nNumberOfBytesToWrite OPTIONAL, IN LPOVERLAPPED lpOverlapped, IN LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
Definition: rw.c:262
VOID WINAPI GetLocalTime(OUT LPSYSTEMTIME lpSystemTime)
Definition: time.c:286
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
_In_ HANDLE _In_ DWORD _In_ DWORD _Inout_opt_ LPOVERLAPPED lpOverlapped
Definition: mswsock.h:93
void dumphex(const char *buf, int len, int pos)
Definition: pipespy.cpp:32
VOID WINAPI WritePipeCompletion(DWORD dwErrorCode, DWORD dwNumberOfBytesTransferred, LPOVERLAPPED lpOverlapped)
Definition: pipespy.cpp:65
HANDLE hEvent
Definition: winbase.h:820
WORD wMilliseconds
Definition: winbase.h:912
WORD wHour
Definition: winbase.h:909
WORD wSecond
Definition: winbase.h:911
WORD wMinute
Definition: winbase.h:910
void WINAPI LeaveCriticalSection(LPCRITICAL_SECTION)
void WINAPI EnterCriticalSection(LPCRITICAL_SECTION)
struct _OVERLAPPED OVERLAPPED
struct _OVERLAPPED * LPOVERLAPPED

Referenced by pipeserver(), and ReadPipeCompletion().

◆ WritePipeCompletion()

VOID WINAPI WritePipeCompletion ( DWORD  dwErrorCode,
DWORD  dwNumberOfBytesTransferred,
LPOVERLAPPED  lpOverlapped 
)

Definition at line 65 of file pipespy.cpp.

66{
67 if(dwErrorCode) {
69 printf(lpOverlapped->hEvent ? "Server> Error %u writing to client pipe\n" : "Client> Error %u writing to server pipe\n", dwErrorCode);
71 }
72
73 free((void*)lpOverlapped);
74}

Referenced by ReadPipeCompletion().

Variable Documentation

◆ g_DebugClientPipe

HANDLE g_DebugClientPipe

Definition at line 29 of file pipespy.cpp.

Referenced by main(), and pipeserver().

◆ g_DebugServerPipe

HANDLE g_DebugServerPipe

Definition at line 29 of file pipespy.cpp.

Referenced by main(), and pipeserver().

◆ g_OutputLock

CRITICAL_SECTION g_OutputLock

Definition at line 30 of file pipespy.cpp.

Referenced by main(), ReadPipeCompletion(), and WritePipeCompletion().