mirror of
https://github.com/moparisthebest/curl
synced 2024-12-21 23:58:49 -05:00
391 lines
11 KiB
C
391 lines
11 KiB
C
/*****************************************************************************
|
|
* _ _ ____ _
|
|
* Project ___| | | | _ \| |
|
|
* / __| | | | |_) | |
|
|
* | (__| |_| | _ <| |___
|
|
* \___|\___/|_| \_\_____|
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License
|
|
* Version 1.0 (the "License"); you may not use this file except in
|
|
* compliance with the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS"
|
|
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing rights and limitations
|
|
* under the License.
|
|
*
|
|
* The Original Code is Curl.
|
|
*
|
|
* The Initial Developer of the Original Code is Daniel Stenberg.
|
|
*
|
|
* Portions created by the Initial Developer are Copyright (C) 1998.
|
|
* All Rights Reserved.
|
|
*
|
|
* ------------------------------------------------------------
|
|
* Main author:
|
|
* - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
|
|
*
|
|
* http://curl.haxx.nu
|
|
*
|
|
* $Source$
|
|
* $Revision$
|
|
* $Date$
|
|
* $Author$
|
|
* $State$
|
|
* $Locker$
|
|
*
|
|
* ------------------------------------------------------------
|
|
****************************************************************************/
|
|
|
|
/* -- WIN32 approved -- */
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <stdarg.h>
|
|
#include <stdlib.h>
|
|
#include <ctype.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
|
|
#include <errno.h>
|
|
|
|
#include "setup.h"
|
|
|
|
#if defined(WIN32) && !defined(__GNUC__) || defined(__MINGW32__)
|
|
#include <winsock.h>
|
|
#include <time.h>
|
|
#include <io.h>
|
|
#else
|
|
#ifdef HAVE_SYS_SOCKET_H
|
|
#include <sys/socket.h>
|
|
#endif
|
|
#include <netinet/in.h>
|
|
#include <sys/time.h>
|
|
#include <sys/resource.h>
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
#include <netdb.h>
|
|
#ifdef HAVE_ARPA_INET_H
|
|
#include <arpa/inet.h>
|
|
#endif
|
|
#ifdef HAVE_NET_IF_H
|
|
#include <net/if.h>
|
|
#endif
|
|
#include <sys/ioctl.h>
|
|
#include <signal.h>
|
|
|
|
#ifdef HAVE_SYS_PARAM_H
|
|
#include <sys/param.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_SYS_SELECT_H
|
|
#include <sys/select.h>
|
|
#endif
|
|
|
|
|
|
#endif
|
|
|
|
#include "urldata.h"
|
|
#include <curl/curl.h>
|
|
#include "download.h"
|
|
#include "sendf.h"
|
|
#include "formdata.h"
|
|
#include "progress.h"
|
|
#include "base64.h"
|
|
#include "cookie.h"
|
|
|
|
#define _MPRINTF_REPLACE /* use our functions only */
|
|
#include <curl/mprintf.h>
|
|
|
|
/*
|
|
* This function checks the linked list of custom HTTP headers for a particular
|
|
* header (prefix).
|
|
*/
|
|
bool static checkheaders(struct UrlData *data, char *thisheader)
|
|
{
|
|
struct HttpHeader *head;
|
|
size_t thislen = strlen(thisheader);
|
|
|
|
for(head = data->headers; head; head=head->next) {
|
|
if(strnequal(head->header, thisheader, thislen)) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
UrgError http(struct UrlData *data, char *ppath, char *host, long *bytecount)
|
|
{
|
|
/* Send the GET line to the HTTP server */
|
|
|
|
struct FormData *sendit=NULL;
|
|
int postsize=0;
|
|
UrgError result;
|
|
char *buf;
|
|
struct Cookie *co = NULL;
|
|
char *p_pragma = NULL;
|
|
char *p_accept = NULL;
|
|
long readbytecount;
|
|
long writebytecount;
|
|
|
|
buf = data->buffer; /* this is our buffer */
|
|
|
|
if ( (data->conf&(CONF_HTTP|CONF_FTP)) &&
|
|
(data->conf&CONF_UPLOAD)) {
|
|
data->conf |= CONF_PUT;
|
|
}
|
|
#if 0 /* old version */
|
|
if((data->conf&(CONF_HTTP|CONF_UPLOAD)) ==
|
|
(CONF_HTTP|CONF_UPLOAD)) {
|
|
/* enable PUT! */
|
|
data->conf |= CONF_PUT;
|
|
}
|
|
#endif
|
|
|
|
/* The User-Agent string has been built in url.c already, because it might
|
|
have been used in the proxy connect, but if we have got a header with
|
|
the user-agent string specified, we erase the previously made string
|
|
here. */
|
|
if(checkheaders(data, "User-Agent:") && data->ptr_uagent) {
|
|
free(data->ptr_uagent);
|
|
data->ptr_uagent=NULL;
|
|
}
|
|
|
|
if((data->conf & CONF_USERPWD) && !checkheaders(data, "Authorization:")) {
|
|
char authorization[512];
|
|
sprintf(data->buffer, "%s:%s", data->user, data->passwd);
|
|
base64Encode(data->buffer, authorization);
|
|
data->ptr_userpwd = maprintf( "Authorization: Basic %s\015\012",
|
|
authorization);
|
|
}
|
|
if((data->conf & CONF_RANGE) && !checkheaders(data, "Range:")) {
|
|
data->ptr_rangeline = maprintf("Range: bytes=%s\015\012", data->range);
|
|
}
|
|
if((data->conf & CONF_REFERER) && !checkheaders(data, "Referer:")) {
|
|
data->ptr_ref = maprintf("Referer: %s\015\012", data->referer);
|
|
}
|
|
if(data->cookie && !checkheaders(data, "Cookie:")) {
|
|
data->ptr_cookie = maprintf("Cookie: %s\015\012", data->cookie);
|
|
}
|
|
|
|
if(data->cookies) {
|
|
co = cookie_getlist(data->cookies,
|
|
host,
|
|
ppath,
|
|
data->conf&CONF_HTTPS?TRUE:FALSE);
|
|
}
|
|
if ((data->conf & CONF_PROXY) && (!(data->conf & CONF_HTTPS))) {
|
|
/* The path sent to the proxy is in fact the entire URL */
|
|
strncpy(ppath, data->url, URL_MAX_LENGTH-1);
|
|
}
|
|
if(data->conf & CONF_HTTPPOST) {
|
|
/* we must build the whole darned post sequence first, so that we have
|
|
a size of the whole shebang before we start to send it */
|
|
sendit = getFormData(data->httppost, &postsize);
|
|
}
|
|
|
|
if(!checkheaders(data, "Host:"))
|
|
data->ptr_host = maprintf("Host: %s\r\n", host);
|
|
|
|
|
|
if(!checkheaders(data, "Pragma:"))
|
|
p_pragma = "Pragma: no-cache\r\n";
|
|
|
|
if(!checkheaders(data, "Accept:"))
|
|
p_accept = "Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*\r\n";
|
|
|
|
do {
|
|
sendf(data->firstsocket, data,
|
|
"%s " /* GET/HEAD/POST/PUT */
|
|
"%s HTTP/1.0\r\n" /* path */
|
|
"%s" /* proxyuserpwd */
|
|
"%s" /* userpwd */
|
|
"%s" /* range */
|
|
"%s" /* user agent */
|
|
"%s" /* cookie */
|
|
"%s" /* host */
|
|
"%s" /* pragma */
|
|
"%s" /* accept */
|
|
"%s", /* referer */
|
|
|
|
data->customrequest?data->customrequest:
|
|
(data->conf&CONF_NOBODY?"HEAD":
|
|
(data->conf&(CONF_POST|CONF_HTTPPOST))?"POST":
|
|
(data->conf&CONF_PUT)?"PUT":"GET"),
|
|
ppath,
|
|
(data->conf&CONF_PROXYUSERPWD && data->ptr_proxyuserpwd)?data->ptr_proxyuserpwd:"",
|
|
(data->conf&CONF_USERPWD && data->ptr_userpwd)?data->ptr_userpwd:"",
|
|
(data->conf&CONF_RANGE && data->ptr_rangeline)?data->ptr_rangeline:"",
|
|
(data->useragent && *data->useragent && data->ptr_uagent)?data->ptr_uagent:"",
|
|
(data->ptr_cookie?data->ptr_cookie:""), /* Cookie: <data> */
|
|
(data->ptr_host?data->ptr_host:""), /* Host: host */
|
|
p_pragma?p_pragma:"",
|
|
p_accept?p_accept:"",
|
|
(data->conf&CONF_REFERER && data->ptr_ref)?data->ptr_ref:"" /* Referer: <data> <CRLF> */
|
|
);
|
|
|
|
if(co) {
|
|
int count=0;
|
|
/* now loop through all cookies that matched */
|
|
while(co) {
|
|
if(co->value && strlen(co->value)) {
|
|
if(0 == count) {
|
|
sendf(data->firstsocket, data,
|
|
"Cookie: ");
|
|
}
|
|
count++;
|
|
sendf(data->firstsocket, data,
|
|
"%s=%s;", co->name, co->value);
|
|
}
|
|
co = co->next; /* next cookie please */
|
|
}
|
|
if(count) {
|
|
sendf(data->firstsocket, data,
|
|
"\r\n");
|
|
}
|
|
cookie_freelist(co); /* free the cookie list */
|
|
co=NULL;
|
|
}
|
|
|
|
if(data->timecondition) {
|
|
struct tm *thistime;
|
|
|
|
thistime = localtime(&data->timevalue);
|
|
|
|
#if defined(HAVE_STRFTIME) || defined(WIN32)
|
|
/* format: "Tue, 15 Nov 1994 12:45:26 GMT" */
|
|
strftime(buf, BUFSIZE-1, "%a, %d %b %Y %H:%M:%S %Z", thistime);
|
|
#else
|
|
/* TODO: Right, we *could* write a replacement here */
|
|
strcpy(buf, "no strftime() support");
|
|
#endif
|
|
switch(data->timecondition) {
|
|
case TIMECOND_IFMODSINCE:
|
|
default:
|
|
sendf(data->firstsocket, data,
|
|
"If-Modified-Since: %s\r\n", buf);
|
|
break;
|
|
case TIMECOND_IFUNMODSINCE:
|
|
sendf(data->firstsocket, data,
|
|
"If-Unmodified-Since: %s\r\n", buf);
|
|
break;
|
|
case TIMECOND_LASTMOD:
|
|
sendf(data->firstsocket, data,
|
|
"Last-Modified: %s\r\n", buf);
|
|
break;
|
|
}
|
|
}
|
|
|
|
while(data->headers) {
|
|
sendf(data->firstsocket, data,
|
|
"%s\015\012",
|
|
data->headers->header);
|
|
data->headers = data->headers->next;
|
|
}
|
|
|
|
if(data->conf&(CONF_POST|CONF_HTTPPOST)) {
|
|
if(data->conf & CONF_POST) {
|
|
/* this is the simple x-www-form-urlencoded style */
|
|
sendf(data->firstsocket, data,
|
|
"Content-Length: %d\015\012"
|
|
"Content-Type: application/x-www-form-urlencoded\r\n\r\n"
|
|
"%s\015\012",
|
|
strlen(data->postfields),
|
|
data->postfields );
|
|
}
|
|
else {
|
|
struct Form form;
|
|
size_t (*storefread)(char *, size_t , size_t , FILE *);
|
|
FILE *in;
|
|
long conf;
|
|
|
|
if(FormInit(&form, sendit)) {
|
|
failf(data, "Internal HTTP POST error!\n");
|
|
return URG_HTTP_POST_ERROR;
|
|
}
|
|
|
|
storefread = data->fread; /* backup */
|
|
in = data->in; /* backup */
|
|
|
|
data->fread =
|
|
(size_t (*)(char *, size_t, size_t, FILE *))
|
|
FormReader; /* set the read function to read from the
|
|
generated form data */
|
|
data->in = (FILE *)&form;
|
|
|
|
sendf(data->firstsocket, data,
|
|
"Content-Length: %d\r\n",
|
|
postsize-2);
|
|
|
|
pgrsSetUploadSize(data, postsize);
|
|
#if 0
|
|
ProgressInit(data, postsize);
|
|
#endif
|
|
|
|
result = Transfer(data, data->firstsocket, -1, TRUE, &readbytecount,
|
|
data->firstsocket, &writebytecount);
|
|
*bytecount = readbytecount + writebytecount;
|
|
|
|
FormFree(sendit); /* Now free that whole lot */
|
|
|
|
if(result)
|
|
return result;
|
|
|
|
data->fread = storefread; /* restore */
|
|
data->in = in; /* restore */
|
|
|
|
sendf(data->firstsocket, data,
|
|
"\r\n\r\n");
|
|
}
|
|
}
|
|
else if(data->conf&CONF_PUT) {
|
|
/* Let's PUT the data to the server! */
|
|
long conf;
|
|
|
|
if(data->infilesize>0) {
|
|
sendf(data->firstsocket, data,
|
|
"Content-Length: %d\r\n\r\n", /* file size */
|
|
data->infilesize );
|
|
}
|
|
else
|
|
sendf(data->firstsocket, data,
|
|
"\015\012");
|
|
|
|
#if 0
|
|
ProgressInit(data, data->infilesize);
|
|
#endif
|
|
pgrsSetUploadSize(data, data->infilesize);
|
|
|
|
result = Transfer(data, data->firstsocket, -1, TRUE, &readbytecount,
|
|
data->firstsocket, &writebytecount);
|
|
|
|
*bytecount = readbytecount + writebytecount;
|
|
|
|
if(result)
|
|
return result;
|
|
|
|
}
|
|
else {
|
|
sendf(data->firstsocket, data, "\r\n");
|
|
}
|
|
if(0 == *bytecount) {
|
|
/* HTTP GET/HEAD download: */
|
|
result = Transfer(data, data->firstsocket, -1, TRUE, bytecount,
|
|
-1, NULL); /* nothing to upload */
|
|
}
|
|
if(result)
|
|
return result;
|
|
|
|
#if 0
|
|
ProgressEnd(data);
|
|
#endif
|
|
pgrsDone(data);
|
|
|
|
} while (0); /* this is just a left-over from the multiple document download
|
|
attempts */
|
|
|
|
return URG_OK;
|
|
}
|
|
|