ReactOS 0.4.15-dev-8241-g63935f8
creport.c File Reference
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include <ddk/ntddk.h>
#include "dumpinfo.h"
Include dependency graph for creport.c:

Go to the source code of this file.

Macros

#define PROTO_LPC
 
#define LPC_CONNECT_FLAG1   0x00000001
 
#define LPC_CONNECT_FLAG2   0x00000010
 
#define LPC_CONNECT_FLAG3   0x00000100
 
#define LPC_CONNECT_FLAG4   0x00001000
 
#define LPC_CONNECT_FLAG5   0x00010000
 
#define BUF_SIZE   1024
 
#define MAXARG   5000000
 

Functions

 NTSTATUS (WINAPI *CreatePort)(PVOID Buffer
 
VOID TryCreatePort (char *port_name)
 
 main (int argc, char *argv[])
 

Variables

IN POBJECT_ATTRIBUTES PortAttributes OPTIONAL
 
IN POBJECT_ATTRIBUTES PortAttributes IN ACCESS_MASK DesiredAccess
 
IN POBJECT_ATTRIBUTES PortAttributes IN ACCESS_MASK IN DWORD Unknown3
 
IN POBJECT_ATTRIBUTES PortAttributes IN ACCESS_MASK IN DWORD IN ULONG Flags
 
IN CINT ObjectInformationClass
 
IN CINT OUT PVOID ObjectInformation
 
IN CINT OUT PVOID IN ULONG Length
 
IN CINT OUT PVOID IN ULONG OUT PULONG ResultLength
 

Macro Definition Documentation

◆ BUF_SIZE

#define BUF_SIZE   1024

Definition at line 46 of file creport.c.

◆ LPC_CONNECT_FLAG1

#define LPC_CONNECT_FLAG1   0x00000001

Definition at line 18 of file creport.c.

◆ LPC_CONNECT_FLAG2

#define LPC_CONNECT_FLAG2   0x00000010

Definition at line 19 of file creport.c.

◆ LPC_CONNECT_FLAG3

#define LPC_CONNECT_FLAG3   0x00000100

Definition at line 20 of file creport.c.

◆ LPC_CONNECT_FLAG4

#define LPC_CONNECT_FLAG4   0x00001000

Definition at line 21 of file creport.c.

◆ LPC_CONNECT_FLAG5

#define LPC_CONNECT_FLAG5   0x00010000

Definition at line 22 of file creport.c.

◆ MAXARG

#define MAXARG   5000000

Definition at line 47 of file creport.c.

◆ PROTO_LPC

#define PROTO_LPC

Definition at line 14 of file creport.c.

Function Documentation

◆ main()

main ( int argc  ,
char argv[] 
)

Definition at line 135 of file creport.c.

136{
137 HINSTANCE ntdll;
138
139 if (argc != 2)
140 {
141 printf("WNT LPC Port Creator\n");
142 printf("Usage: %s [port_name]\n",argv[0]);
144 }
145 printf("LoadLibrary(NTDLL)\n");
146 ntdll = LoadLibrary("NTDLL");
147 if (ntdll == NULL)
148 {
149 printf("Could not load NTDLL\n");
150 return EXIT_FAILURE;
151 }
152 printf("GetProcAddress(NTDLL.NtCreatePort)\n");
153 CreatePort = (VOID*) GetProcAddress(
154 ntdll,
155 "NtCreatePort"
156 );
157 if (CreatePort == NULL)
158 {
159 FreeLibrary(ntdll);
160 printf("Could not find NTDLL.NtCreatePort\n");
161 return EXIT_FAILURE;
162 }
163 printf("GetProcAddress(NTDLL.NtQueryObject)\n");
164 QueryObject = (VOID*) GetProcAddress(
165 ntdll,
166 "NtQueryObject"
167 );
168 if (QueryObject == NULL)
169 {
170 FreeLibrary(ntdll);
171 printf("Could not find NTDLL.NtQueryObject\n");
172 return EXIT_FAILURE;
173 }
174 printf("GetProcAddress(NTDLL.NtYieldExecution)\n");
175 YieldExecution = (VOID*) GetProcAddress(
176 ntdll,
177 "NtYieldExecution"
178 );
179 if (YieldExecution == NULL)
180 {
181 FreeLibrary(ntdll);
182 printf("Could not find NTDLL.NtYieldExecution\n");
183 return EXIT_FAILURE;
184 }
185 printf("TryCreatePort(%s)\n",argv[1]);
187 printf("Done\n");
188 return EXIT_SUCCESS;
189}
static int argc
Definition: ServiceArgs.c:12
VOID TryCreatePort(char *port_name)
Definition: creport.c:51
#define NULL
Definition: types.h:112
#define GetProcAddress(x, y)
Definition: compat.h:753
#define FreeLibrary(x)
Definition: compat.h:748
#define printf
Definition: freeldr.h:97
#define EXIT_FAILURE
Definition: jerror.c:33
#define argv
Definition: mplay32.c:18
#define EXIT_SUCCESS
Definition: rdjpgcom.c:55
#define exit(n)
Definition: config.h:202
#define LoadLibrary
Definition: winbase.h:3862

◆ NTSTATUS()

NTSTATUS ( WINAPI CreatePort)

◆ TryCreatePort()

VOID TryCreatePort ( char port_name)

Definition at line 51 of file creport.c.

52{
53 DWORD Status = 0;
54 HANDLE Port = 0;
55 int i;
58 WORD Name [BUF_SIZE] = {0};
59 int dwx = 0;
60 char * port_name_save = port_name;
61
62 /*
63 * Convert the port's name to Unicode.
64 */
65 for (
66 PortName.Length = 0;
67 ( *port_name
69 );
70 )
71 {
72 Name[PortName.Length++] = (WORD) *port_name++;
73 }
74 Name[PortName.Length] = 0;
75
76 PortName.Length = PortName.Length * sizeof (WORD);
79 /*
80 * Prepare the port object attributes.
81 */
83 sizeof (OBJECT_ATTRIBUTES);
84 ObjectAttributes.RootDirectory =
85 NULL;
86 ObjectAttributes.ObjectName =
87 & PortName;
88 ObjectAttributes.Attributes =
89 0; //OBJ_CASE_INSENSITIVE --> STATUS_INVALID_PARAMETER ==> case sensitive!;
90 ObjectAttributes.SecurityDescriptor =
91 NULL;
92 ObjectAttributes.SecurityQualityOfService =
93 NULL;
94 /*
95 * Try to issue a connection request.
96 */
97 Port = 0;
98 Status = CreatePort(
99 & Port,
101 0, /* ACCESS_MASK? */
102 0, /* Unknown3 */
104 );
105 if (Status == STATUS_SUCCESS)
106 {
107 DumpInfo(
108 Name,
109 Status,
110 "created",
111 Port
112 );
113 /* Hot waiting */
114 for (dwx=0; dwx<MAXARG; ++dwx)
115 {
116 YieldExecution();
117 }
118 if (FALSE == CloseHandle(Port))
119 {
120 printf(
121 "Could not close the port handle %08X.\n",
122 Port
123 );
124 }
125 return;
126 }
127 printf(
128 "Creating port \"%s\" failed (Status = %08X).\n",
129 port_name_save,
130 Status
131 );
132}
static UNICODE_STRING PortName
IN PUNICODE_STRING IN POBJECT_ATTRIBUTES ObjectAttributes
Definition: conport.c:36
#define MAXARG
Definition: creport.c:47
#define BUF_SIZE
Definition: creport.c:46
#define LPC_CONNECT_FLAG5
Definition: creport.c:22
#define FALSE
Definition: types.h:117
#define CloseHandle
Definition: compat.h:739
VOID DumpInfo(LPCWSTR Name, NTSTATUS Status, LPCWSTR Comment, HANDLE Port)
Definition: dumpinfo.c:70
unsigned long DWORD
Definition: ntddk_ex.h:95
unsigned short WORD
Definition: ntddk_ex.h:93
Status
Definition: gdiplustypes.h:25
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
CPPORT Port[4]
Definition: headless.c:35
#define STATUS_SUCCESS
Definition: shellext.h:65
USHORT MaximumLength
Definition: env_spec_w32.h:370
uint16_t * PWSTR
Definition: typedefs.h:56
struct _OBJECT_ATTRIBUTES OBJECT_ATTRIBUTES

Referenced by main().

Variable Documentation

◆ DesiredAccess

Definition at line 29 of file creport.c.

◆ Flags

Definition at line 31 of file creport.c.

◆ Length

Definition at line 39 of file creport.c.

◆ ObjectInformation

IN CINT OUT PVOID ObjectInformation

Definition at line 38 of file creport.c.

◆ ObjectInformationClass

IN CINT ObjectInformationClass

Definition at line 37 of file creport.c.

◆ OPTIONAL

IN POBJECT_ATTRIBUTES PortAttributes OPTIONAL

Definition at line 28 of file creport.c.

◆ ResultLength

Definition at line 40 of file creport.c.

◆ Unknown3

IN POBJECT_ATTRIBUTES PortAttributes IN ACCESS_MASK IN DWORD Unknown3

Definition at line 30 of file creport.c.