1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
|
/* ====================================================================
* Copyright (c) 1999 The Apache Group. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the Apache Group
* for use in the Apache HTTP server project (http://www.apache.org/)."
*
* 4. The names "Apache Server" and "Apache Group" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the Apache Group
* for use in the Apache HTTP server project (http://www.apache.org/)."
*
* THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE APACHE GROUP OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Group.
* For more information on the Apache Group and the Apache HTTP server
* project, please see <http://www.apache.org/>.
*
*/
#include <errno.h>
#include <string.h>
#include <socket.h>
#include <netdb.h>
#include "networkio.h"
#include "apr_network_io.h"
#include "apr_general.h"
#include "apr_portable.h"
#include "apr_lib.h"
ap_status_t socket_cleanup(void *sock)
{
struct socket_t *thesocket = sock;
if (closesocket(thesocket->socketdes) == 0) {
thesocket->socketdes = -1;
return APR_SUCCESS;
}
else {
return errno;
}
}
ap_status_t ap_create_tcp_socket(struct socket_t **new, ap_context_t *cont)
{
(*new) = (struct socket_t *)ap_palloc(cont,sizeof(struct socket_t));
if ((*new) == NULL){
return APR_ENOMEM;
}
(*new)->cntxt = cont;
(*new)->local_addr = (struct sockaddr_in *) ap_palloc((*new)->cntxt,
sizeof (struct sockaddr_in));
(*new)->remote_addr = (struct sockaddr_in *) ap_palloc((*new)->cntxt,
sizeof (struct sockaddr_in));
if ((*new)->local_addr == NULL || (*new)->remote_addr==NULL){
return APR_ENOMEM;
}
(*new)->socketdes = socket(AF_INET ,SOCK_STREAM, 0);
(*new)->local_addr->sin_family = AF_INET;
(*new)->remote_addr->sin_family = AF_INET;
(*new)->addr_len = sizeof(*(*new)->local_addr);
memset(&(*new)->local_addr->sin_zero, 0, sizeof((*new)->local_addr->sin_zero));
if ((*new)->socketdes < 0) {
return errno;
}
(*new)->timeout = -1;
ap_register_cleanup((*new)->cntxt, (void *)(*new),
socket_cleanup, ap_null_cleanup);
return APR_SUCCESS;
}
ap_status_t ap_shutdown(struct socket_t *thesocket, ap_shutdown_how_e how)
{
if (shutdown(thesocket->socketdes, how) == 0) {
return APR_SUCCESS;
}
else {
return errno;
}
}
ap_status_t ap_close_socket(struct socket_t *thesocket)
{
ap_kill_cleanup(thesocket->cntxt,thesocket,socket_cleanup);
return socket_cleanup(thesocket);
}
ap_status_t ap_bind(struct socket_t *sock)
{
if (bind(sock->socketdes, (struct sockaddr *)sock->local_addr, sock->addr_len) == -1)
return errno;
else
return APR_SUCCESS;
}
ap_status_t ap_listen(struct socket_t *sock, ap_int32_t backlog)
{
if (listen(sock->socketdes, backlog) == -1)
return errno;
else
return APR_SUCCESS;
}
ap_status_t ap_accept(struct socket_t **new, const struct socket_t *sock, struct context_t *connection_context)
{
(*new) = (struct socket_t *)ap_palloc(connection_context,
sizeof(ap_socket_t));
(*new)->cntxt = connection_context;
(*new)->local_addr = (struct sockaddr_in *)ap_palloc((*new)->cntxt,
sizeof(struct sockaddr_in));
memcpy((*new)->local_addr, sock->local_addr, sizeof(struct sockaddr_in));
(*new)->remote_addr = (struct sockaddr_in *)ap_palloc((*new)->cntxt,
sizeof(struct sockaddr_in));
(*new)->addr_len = sizeof(struct sockaddr_in);
(*new)->connected = 1;
(*new)->socketdes = accept(sock->socketdes, (struct sockaddr *)(*new)->local_addr,
&(*new)->addr_len);
if ((*new)->socketdes <0){
return errno;
}
ap_register_cleanup((*new)->cntxt, (void *)new,
socket_cleanup, ap_null_cleanup);
return APR_SUCCESS;
}
ap_status_t ap_connect(struct socket_t *sock, char *hostname)
{
struct hostent *hp;
hp = gethostbyname(hostname);
if ((sock->socketdes < 0) || (!sock->remote_addr)) {
return APR_ENOTSOCK;
}
memcpy((char *)&sock->remote_addr->sin_addr, hp->h_addr , hp->h_length);
sock->remote_addr->sin_family = AF_INET;
memset(sock->remote_addr->sin_zero, 0, sizeof(sock->remote_addr->sin_zero));
sock->addr_len = sizeof(sock->remote_addr);
if ((connect(sock->socketdes, (const struct sockaddr *)sock->remote_addr, sock->addr_len) < 0)
&& (errno != EINPROGRESS)) {
return errno;
} else {
int namelen = sizeof(*sock->local_addr);
getsockname(sock->socketdes, (struct sockaddr *)sock->local_addr, &namelen);
sock->connected = 1;
}
return APR_SUCCESS;
}
ap_status_t ap_get_socketdata(void **data, char *key, struct socket_t *sock)
{
if (socket != NULL) {
return ap_get_userdata(data, key, sock->cntxt);
}
else {
data = NULL;
return APR_ENOSOCKET;
}
}
ap_status_t ap_set_socketdata(struct socket_t *sock, void *data, char *key,
ap_status_t (*cleanup) (void *))
{
if (sock != NULL) {
return ap_set_userdata(data, key, cleanup, sock->cntxt);
}
else {
data = NULL;
return APR_ENOSOCKET;
}
}
ap_status_t ap_get_os_sock(ap_os_sock_t *thesock, struct socket_t *sock)
{
if (sock == NULL) {
return APR_ENOSOCKET;
}
*thesock = sock->socketdes;
return APR_SUCCESS;
}
ap_status_t ap_put_os_sock(struct socket_t **sock, ap_os_sock_t *thesock,
ap_context_t *cont)
{
if (cont == NULL) {
return APR_ENOCONT;
}
if ((*sock) == NULL) {
(*sock) = (struct socket_t *)ap_palloc(cont, sizeof(struct socket_t));
(*sock)->cntxt = cont;
}
(*sock)->socketdes = *thesock;
return APR_SUCCESS;
}
|
