ReactOS 0.4.15-dev-8109-gd7be748
pnp.c File Reference
#include "audiosrv.h"
#include <winreg.h>
#include <winuser.h>
#include <mmsystem.h>
#include <setupapi.h>
#include <ks.h>
#include <ksmedia.h>
#include <debug.h>
Include dependency graph for pnp.c:

Go to the source code of this file.

Macros

#define NDEBUG
 

Functions

BOOL ProcessExistingDevices (VOID)
 
DWORD ProcessDeviceArrival (DEV_BROADCAST_DEVICEINTERFACE *device)
 
BOOL RegisterForDeviceNotifications (VOID)
 
VOID UnregisterDeviceNotifications (VOID)
 
DWORD HandleDeviceEvent (DWORD dwEventType, LPVOID lpEventData)
 

Variables

static HDEVNOTIFY device_notification_handle = NULL
 

Macro Definition Documentation

◆ NDEBUG

#define NDEBUG

Definition at line 17 of file pnp.c.

Function Documentation

◆ HandleDeviceEvent()

DWORD HandleDeviceEvent ( DWORD  dwEventType,
LPVOID  lpEventData 
)

Definition at line 176 of file pnp.c.

179{
180 switch (dwEventType)
181 {
183 {
184 DEV_BROADCAST_DEVICEINTERFACE* incoming_device =
185 (DEV_BROADCAST_DEVICEINTERFACE*)lpEventData;
186
187 return ProcessDeviceArrival(incoming_device);
188 }
189
190 default :
191 {
192 break;
193 }
194 }
195
196 return NO_ERROR;
197}
DWORD ProcessDeviceArrival(DEV_BROADCAST_DEVICEINTERFACE *device)
Definition: pnp.c:111
#define DBT_DEVICEARRIVAL
Definition: dbt.h:12
#define NO_ERROR
Definition: dderror.h:5

Referenced by ServiceControlHandler().

◆ ProcessDeviceArrival()

DWORD ProcessDeviceArrival ( DEV_BROADCAST_DEVICEINTERFACE device)

Definition at line 111 of file pnp.c.

112{
113 PnP_AudioDevice* list_node;
114 list_node = CreateDeviceDescriptor(device->dbcc_name, TRUE);
115 AppendAudioDeviceToList(list_node);
116 DestroyDeviceDescriptor(list_node);
117
118 return NO_ERROR;
119}
BOOL AppendAudioDeviceToList(PnP_AudioDevice *device)
#define DestroyDeviceDescriptor(descriptor)
Definition: audiosrv.h:30
VOID * CreateDeviceDescriptor(WCHAR *path, BOOL is_enabled)
#define TRUE
Definition: types.h:120
Definition: devices.h:37

Referenced by HandleDeviceEvent().

◆ ProcessExistingDevices()

BOOL ProcessExistingDevices ( VOID  )

Definition at line 28 of file pnp.c.

29{
30 SP_DEVICE_INTERFACE_DATA interface_data;
31 SP_DEVINFO_DATA device_data;
33 HDEVINFO dev_info;
35 int index = 0;
36
37 const GUID category_guid = {STATIC_KSCATEGORY_AUDIO};
38
39 dev_info = SetupDiGetClassDevsExW(&category_guid,
40 NULL,
41 NULL,
43 NULL,
44 NULL,
45 NULL);
46
47 interface_data.cbSize = sizeof(interface_data);
48 interface_data.Reserved = 0;
49
50 /* Enumerate the devices within the category */
51 index = 0;
52
54 + (MAX_PATH * sizeof(WCHAR));
55
58 0,
59 length);
60
61 if ( ! detail_data )
62 {
63 DPRINT("failed to allocate detail_data\n");
64 return TRUE;
65 }
66
67 while (
69 NULL,
70 &category_guid,
71 index,
72 &interface_data) )
73 {
74 PnP_AudioDevice* list_node;
75
77
78 /* NOTE: We don't actually use device_data... */
80 device_data.cbSize = sizeof(device_data);
81 device_data.Reserved = 0;
83 &interface_data,
85 length,
86 NULL,
87 &device_data);
88
89 list_node = CreateDeviceDescriptor(detail_data->DevicePath, TRUE);
90 AppendAudioDeviceToList(list_node);
91 DestroyDeviceDescriptor(list_node);
92
93 /* TODO: Cleanup the device we enumerated? */
94
95 index ++;
96 };
97
99
101
102 return TRUE;
103}
#define NULL
Definition: types.h:112
#define GetProcessHeap()
Definition: compat.h:736
#define HeapAlloc
Definition: compat.h:733
#define MAX_PATH
Definition: compat.h:34
#define HeapFree(x, y, z)
Definition: compat.h:735
BOOL WINAPI SetupDiEnumDeviceInterfaces(HDEVINFO DeviceInfoSet, PSP_DEVINFO_DATA DeviceInfoData, CONST GUID *InterfaceClassGuid, DWORD MemberIndex, PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData)
Definition: devinst.c:2780
HDEVINFO WINAPI SetupDiGetClassDevsExW(CONST GUID *class, PCWSTR enumstr, HWND parent, DWORD flags, HDEVINFO deviceset, PCWSTR machine, PVOID reserved)
Definition: devinst.c:2305
BOOL WINAPI SetupDiGetDeviceInterfaceDetailW(HDEVINFO DeviceInfoSet, PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData, PSP_DEVICE_INTERFACE_DETAIL_DATA_W DeviceInterfaceDetailData, DWORD DeviceInterfaceDetailDataSize, PDWORD RequiredSize, PSP_DEVINFO_DATA DeviceInfoData)
Definition: devinst.c:3011
BOOL WINAPI SetupDiDestroyDeviceInfoList(HDEVINFO devinfo)
Definition: devinst.c:2893
unsigned long DWORD
Definition: ntddk_ex.h:95
GLuint index
Definition: glext.h:6031
GLuint GLsizei GLsizei * length
Definition: glext.h:6040
#define STATIC_KSCATEGORY_AUDIO
Definition: ksmedia.h:169
SP_DEVICE_INTERFACE_DETAIL_DATA_A SP_DEVICE_INTERFACE_DETAIL_DATA
Definition: setupapi.h:1149
#define DIGCF_DEVICEINTERFACE
Definition: setupapi.h:174
struct _SP_DEVICE_INTERFACE_DETAIL_DATA_W SP_DEVICE_INTERFACE_DETAIL_DATA_W
#define DIGCF_PRESENT
Definition: setupapi.h:171
struct _SP_DEVICE_INTERFACE_DETAIL_DATA_W * PSP_DEVICE_INTERFACE_DETAIL_DATA_W
#define DPRINT
Definition: sndvol32.h:73
ULONG_PTR Reserved
Definition: setupapi.h:838
#define ZeroMemory
Definition: winbase.h:1712
__wchar_t WCHAR
Definition: xmlstorage.h:180

Referenced by ServiceMain().

◆ RegisterForDeviceNotifications()

BOOL RegisterForDeviceNotifications ( VOID  )

Definition at line 127 of file pnp.c.

128{
129 DEV_BROADCAST_DEVICEINTERFACE notification_filter;
130
131 const GUID wdmaud_guid = {STATIC_KSCATEGORY_AUDIO};
132
133 ZeroMemory(&notification_filter, sizeof(notification_filter));
134 notification_filter.dbcc_size = sizeof(DEV_BROADCAST_DEVICEINTERFACE);
135 notification_filter.dbcc_devicetype = DBT_DEVTYP_DEVICEINTERFACE;
136 notification_filter.dbcc_classguid = wdmaud_guid;
137
140 &notification_filter,
141 DEVICE_NOTIFY_SERVICE_HANDLE
142/* |
143 DEVICE_NOTIFY_ALL_INTERFACE_CLASSES*/);
145 {
146 DPRINT("failed with error %d\n", GetLastError());
147 }
148
149 return ( device_notification_handle != NULL );
150}
SERVICE_STATUS_HANDLE service_status_handle
Definition: main.c:13
static HDEVNOTIFY device_notification_handle
Definition: pnp.c:20
#define DBT_DEVTYP_DEVICEINTERFACE
Definition: dbt.h:24
DEV_BROADCAST_DEVICEINTERFACE_A DEV_BROADCAST_DEVICEINTERFACE
Definition: dbt.h:137
HDEVNOTIFY WINAPI RegisterDeviceNotificationW(HANDLE hRecipient, LPVOID NotificationFilter, DWORD Flags)
Definition: resources.c:111
DWORD WINAPI GetLastError(void)
Definition: except.c:1042

Referenced by ServiceMain().

◆ UnregisterDeviceNotifications()

VOID UnregisterDeviceNotifications ( VOID  )

Definition at line 159 of file pnp.c.

160{
161 /* TODO -- NOT IMPLEMENTED! */
162
164 {
165 /* TODO */
167 }
168}

Referenced by ServiceControlHandler(), and ServiceMain().

Variable Documentation

◆ device_notification_handle

HDEVNOTIFY device_notification_handle = NULL
static

Definition at line 20 of file pnp.c.

Referenced by RegisterForDeviceNotifications(), and UnregisterDeviceNotifications().