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[wxWidgets.git] / src / os2 / gsockpm.c
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1/* -------------------------------------------------------------------------
2 * Project: GSocket (Generic Socket) for WX
3 * Name: gsockpm.c
4 * Purpose: GSocket: PM part
5 * CVSID: $Id$
6 * ------------------------------------------------------------------------- */
7
8#include "wx/setup.h"
9
10#if wxUSE_SOCKETS
11
12#include <stdlib.h>
13#include "wx/unix/gsockunx.h"
14#include "wx/gsocket.h"
15
16extern int wxAppAddSocketHandler(int handle, int mask,
17 void (*callback)(void*), void * gsock);
18
19extern void wxAppRemoveSocketHandler(int handle);
20
21#define wxSockReadMask 0x01
22#define wxSockWriteMask 0x02
23
24static void _GSocket_PM_Input(void *data)
25{
26 GSocket *socket = (GSocket *) data;
27 _GSocket_Detected_Read(socket);
28}
29
30static void _GSocket_PM_Output(void *data)
31{
32 GSocket *socket = (GSocket *) data;
33 _GSocket_Detected_Write(socket);
34}
35
36int _GSocket_GUI_Init(GSocket *socket)
37{
38 int *m_id;
39 socket->m_gui_dependent = (char *)malloc(sizeof(int)*2);
40 m_id = (int *)(socket->m_gui_dependent);
41
42 m_id[0] = -1;
43 m_id[1] = -1;
44 return TRUE;
45}
46
47void _GSocket_GUI_Destroy(GSocket *socket)
48{
49 free(socket->m_gui_dependent);
50}
51
52void _GSocket_Install_Callback(GSocket *socket, GSocketEvent event)
53{
54 int *m_id = (int *)(socket->m_gui_dependent);
55 int c;
56
57 if (socket->m_fd == -1)
58 return;
59
60 switch (event)
61 {
62 case GSOCK_LOST: /* fall-through */
63 case GSOCK_INPUT: c = 0; break;
64 case GSOCK_OUTPUT: c = 1; break;
65 case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
66 default: return;
67 }
68
69 if (m_id[c] != -1)
70 wxAppRemoveSocketHandler(m_id[c]);
71
72 if (c == 0)
73 {
74 m_id[0] = wxAppAddSocketHandler(socket->m_fd, wxSockReadMask,
75 _GSocket_PM_Input, (void *)socket);
76 }
77 else
78 {
79 m_id[1] = wxAppAddSocketHandler(socket->m_fd, wxSockWriteMask,
80 _GSocket_PM_Output, (void *)socket);
81 }
82}
83
84void _GSocket_Uninstall_Callback(GSocket *socket, GSocketEvent event)
85{
86 int *m_id = (int *)(socket->m_gui_dependent);
87 int c;
88 switch (event)
89 {
90 case GSOCK_LOST: /* fall-through */
91 case GSOCK_INPUT: c = 0; break;
92 case GSOCK_OUTPUT: c = 1; break;
93 case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
94 default: return;
95 }
96 if (m_id[c] != -1)
97 wxAppRemoveSocketHandler(m_id[c]);
98
99 m_id[c] = -1;
100}
101
102void _GSocket_Enable_Events(GSocket *socket)
103{
104 _GSocket_Install_Callback(socket, GSOCK_INPUT);
105 _GSocket_Install_Callback(socket, GSOCK_OUTPUT);
106}
107
108void _GSocket_Disable_Events(GSocket *socket)
109{
110 _GSocket_Uninstall_Callback(socket, GSOCK_INPUT);
111 _GSocket_Uninstall_Callback(socket, GSOCK_OUTPUT);
112}
113
114#else /* !wxUSE_SOCKETS */
115
116/* some compilers don't like having empty source files */
117static int wxDummyGsockVar = 0;
118
119#endif /* wxUSE_SOCKETS/!wxUSE_SOCKETS */