Annotation of parser3/src/main/pa_socks.C, revision 1.31
1.3 paf 1: /** @file
1.1 paf 2: Parser: socks initialization/finalization.
3:
1.31 ! moko 4: Copyright (c) 2001-2020 Art. Lebedev Studio (http://www.artlebedev.com)
1.13 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.15 paf 6: */
1.1 paf 7:
1.31 ! moko 8: volatile const char * IDENT_PA_SOCKS_C="$Id: pa_socks.C,v 1.30 2017/02/07 22:00:44 moko Exp $";
1.2 paf 9:
10: #include "pa_config_includes.h"
1.1 paf 11:
1.28 moko 12: #ifdef _MSC_VER
13:
1.9 paf 14: #include "pa_exception.h"
15: #include "pa_socks.h"
1.19 paf 16: #include "pa_string.h"
1.11 paf 17:
1.19 paf 18: #include <windows.h>
19:
1.1 paf 20: WSADATA wsaData;
21:
1.22 paf 22: void pa_socks_init() {
1.1 paf 23: WORD wVersionRequested;
24: int err;
25: wVersionRequested = MAKEWORD( 1, 1 );
26: err = WSAStartup( wVersionRequested, &wsaData );
27: if ( err != 0 ) {
1.28 moko 28: /* Tell the user that we could not find a usable */
29: throw Exception(0, 0, "can not WSAStartup, err=%d", err);
1.1 paf 30: }
31: }
32:
1.22 paf 33: void pa_socks_done() {
1.1 paf 34: /* Confirm that the WinSock DLL supports 2.2.*/
35: /* Note that if the DLL supports versions greater */
36: /* than 2.2 in addition to 2.2, it will still return */
37: /* 2.2 in wVersion since that is the version we */
38: /* requested. */
1.28 moko 39: if ( LOBYTE( wsaData.wVersion ) == 2 || HIBYTE( wsaData.wVersion ) == 2 ) {
40: WSACleanup();
41: return;
1.1 paf 42: }
43: }
44:
1.23 paf 45: const char* pa_socks_strerr(int no) {
46: char buf[MAX_STRING];
47: buf[0]=0;
48: size_t error_size=FormatMessage(
49: FORMAT_MESSAGE_FROM_SYSTEM |
50: FORMAT_MESSAGE_IGNORE_INSERTS,
51: NULL,
52: no,
53: 0, // Default language
54: (LPTSTR) &buf,
55: sizeof(buf),
56: NULL
57: );
58: if(error_size>3) // ".\r\n"
59: buf[error_size-3]=0;
60: return buf[0]? pa_strdup(buf): "unknown error";
61: }
62: int pa_socks_errno() {
63: return WSAGetLastError();
64: }
65:
1.1 paf 66: #else
1.10 paf 67:
1.22 paf 68: void pa_socks_init() {}
69: void pa_socks_done() {}
1.23 paf 70:
71: const char* pa_socks_strerr(int no) {
72: return strerror(no);
73: }
74: int pa_socks_errno() {
75: return errno;
76: }
1.1 paf 77:
78: #endif
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