25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
*/
#include "config.h"
#include "url.h"
/*
** Parse the given URL. Populate variables in the global "g" structure.
**
** g.urlIsFile True if this is a file URL
** g.urlName Hostname for HTTP:. Filename for FILE:
** g.urlPort Port name for HTTP.
** g.urlPath Path name for HTTP.
** g.urlUser Userid.
** g.urlPasswd Password.
** g.urlCanonical The URL in canonical form
**
** HTTP url format is:
**
** http://userid:password@host:port/path?query#fragment
**
*/
void url_parse(const char *zUrl){
|
|
>
>
|
|
>
|
>
|
|
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
|
*/
#include "config.h"
#include "url.h"
/*
** Parse the given URL. Populate variables in the global "g" structure.
**
** g.urlIsFile True if FILE:
** g.urlIsHttps True if HTTPS:
** g.urlProtocol "http" or "https" or "file"
** g.urlName Hostname for HTTP: or HTTPS:. Filename for FILE:
** g.urlPort TCP port number for HTTP or HTTPS.
** g.urlDfltPort Default TCP port number (80 or 443).
** g.urlPath Path name for HTTP or HTTPS.
** g.urlUser Userid.
** g.urlPasswd Password.
** g.urlHostname HOST:PORT or just HOST if port is the default.
** g.urlCanonical The URL in canonical form, omitting userid/password
**
** HTTP url format is:
**
** http://userid:password@host:port/path?query#fragment
**
*/
void url_parse(const char *zUrl){
|
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
|
printf("********\n");
url_enable_proxy("Using proxy: ");
}
}
}
/*
** Proxy specified on the command-line.
*/
static const char *zProxyOpt = 0;
/*
** Extra any proxy options from the command-line.
**
** --proxy URL|off
**
*/
void url_proxy_options(void){
zProxyOpt = find_option("proxy", 0, 1);
if( find_option("nosync",0,0) ) g.fNoSync = 1;
}
/*
** If the "proxy" setting is defined, then change the URL to refer
** to the proxy server.
**
** If the protocol is "https://" then start stunnel to handle the SSL
** and make the url setting refer to stunnel rather than the original
** destination.
*/
void url_enable_proxy(const char *zMsg){
const char *zProxy;
zProxy = zProxyOpt;
if( zProxy==0 ){
zProxy = db_get("proxy", 0);
if( zProxy==0 || zProxy[0]==0 || is_truth(zProxy) ){
zProxy = getenv("http_proxy");
}
}
if( zProxy && zProxy[0] && !is_false(zProxy) ){
char *zOriginalUrl = g.urlCanonical;
char *zOriginalHost = g.urlHostname;
if( zMsg ) printf("%s%s\n", zMsg, zProxy);
url_parse(zProxy);
g.urlPath = zOriginalUrl;
g.urlHostname = zOriginalHost;
}
}
#if INTERFACE
/*
** An instance of this object is used to build a URL with query parameters.
*/
|
|
>
>
|
>
>
>
|
>
>
|
>
|
<
<
|
>
>
>
>
>
>
>
>
>
>
>
>
|
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
|
printf("********\n");
url_enable_proxy("Using proxy: ");
}
}
}
/*
** Proxy specified on the command-line using the --proxy option.
** If there is no --proxy option on the command-line then this
** variable holds a NULL pointer.
*/
static const char *zProxyOpt = 0;
/*
** Extract any proxy options from the command-line.
**
** --proxy URL|off
**
** This also happens to be a convenient function to use to look for
** the --nosync option that will temporarily disable the "autosync"
** feature.
*/
void url_proxy_options(void){
zProxyOpt = find_option("proxy", 0, 1);
if( find_option("nosync",0,0) ) g.fNoSync = 1;
}
/*
** If the "proxy" setting is defined, then change the URL settings
** (initialized by a prior call to url_parse()) so that the HTTP
** header will be appropriate for the proxy and so that the TCP/IP
** connection will be opened to the proxy rather than to the server.
**
** If zMsg is not NULL and a proxy is used, then print zMsg followed
** by the canonical name of the proxy (with userid and password suppressed).
*/
void url_enable_proxy(const char *zMsg){
const char *zProxy;
zProxy = zProxyOpt;
if( zProxy==0 ){
zProxy = db_get("proxy", 0);
if( zProxy==0 || zProxy[0]==0 || is_truth(zProxy) ){
zProxy = getenv("http_proxy");
}
}
if( zProxy && zProxy[0] && !is_false(zProxy) ){
char *zOriginalUrl = g.urlCanonical;
char *zOriginalHost = g.urlHostname;
char *zOriginalUser = g.urlUser;
char *zOriginalPasswd = g.urlPasswd;
g.urlUser = 0;
g.urlPasswd = "";
url_parse(zProxy);
if( zMsg ) printf("%s%s\n", zMsg, g.urlCanonical);
g.urlPath = zOriginalUrl;
g.urlHostname = zOriginalHost;
if( g.urlUser ){
char *zCredentials1 = mprintf("%s:%s", g.urlUser, g.urlPasswd);
char *zCredentials2 = encode64(zCredentials1, -1);
g.urlProxyAuth = mprintf("Basic %z", zCredentials2);
free(zCredentials1);
}
g.urlUser = zOriginalUser;
g.urlPasswd = zOriginalPasswd;
}
}
#if INTERFACE
/*
** An instance of this object is used to build a URL with query parameters.
*/
|