gopher/http.1.0.c
Kelvin Sherlock f4d9a6f8d4 http code
2012-04-27 21:19:00 -04:00

116 lines
2.2 KiB
C

/*
* HTTP 1.0
*
* request:
* verb url version CR LF
* header CR LF *
* CR LF
*
* response:
* status CR LF
* header CR LF *
* CR LF
* data
*/
#pragma optimize 79
#pragma noroot
#include <TCPIP.h>
#include <MiscTool.h>
#include <Memory.h>
#include <stdlib.h>
#include "url.h"
#include "connection.h"
#include "prototypes.h"
#include "dictionary.h"
int do_http_1_0(const char *url, URLComponents *components, FILE *file)
{
char *host;
Connection connection;
int ok;
Handle dict;
if (!components->portNumber) components->portNumber = 80;
host = URLComponentGetCMalloc(url, components, URLComponentHost);
if (!host)
{
fprintf(stderr, "URL `%s': no host.", url);
return -1;
}
ok = ConnectLoop(host, components->portNumber, &connection);
if (!ok)
{
free(host);
return -1;
}
// html headers.
// (not really needed until 1.1)
dict = DictionaryCreate(MMStartUp(), 2048);
DictionaryAdd(dict, "Host", 4, host, components->host.length, false);
DictionaryAdd(dict, "Connection", 10, "close", 5, false);
// connected....
// send the request.
TCPIPWriteTCP(connection.ipid, "GET ", 4, false, false);
if (components->pathAndQuery.length)
{
TCPIPWriteTCP(connection.ipid,
url + components->pathAndQuery.location,
components->pathAndQuery.length,
false,
false);
}
else
{
TCPIPWriteTCP(connection.ipid, "/", 1, false, false);
}
TCPIPWriteTCP(connection.ipid, " HTTP/1.0\r\n", 11, false, false);
// send the headers.
{
DictionaryEnumerator e;
Word cookie;
cookie = 0;
while ((cookie = DictionaryEnumerate(dict, &e, cookie)))
{
if (!e.keySize) continue;
TCPIPWriteTCP(connection.ipid, e.key, e.keySize, false, false);
TCPIPWriteTCP(connection.ipid, ": ", 2, false, false);
TCPIPWriteTCP(connection.ipid, e.value, e.valueSize, false, false);
TCPIPWriteTCP(connection.ipid, "\r\n", 2, false, false);
}
}
// end headers and push.
TCPIPWriteTCP(connection.ipid, "\r\n", 2, true, false);
// read until eof.
ok = read_binary(connection.ipid, file);
fflush(file);
CloseLoop(&connection);
free (host);
DisposeHandle(dict);
return 0;
}