Pantyhose-X/tinyproxy
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Changed the buffer pointer in safe_write() to be const void* since we're

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not changing the values.

Instead of building a new request and memory, simply send each part
separately. Actually uses less memory _and_ less code.
This commit is contained in:
Robert James Kaes 2001-09-14 19:50:45 +00:00
parent dab361f764
commit 9c520c7a50
1 changed files with 20 additions and 33 deletions
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53
src/reqs.c
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@ -1,4 +1,4 @@
/* $Id: reqs.c,v 1.24 2001-09-14 04:56:29 rjkaes Exp $
/* $Id: reqs.c,v 1.25 2001-09-14 19:50:45 rjkaes Exp $
*
* This is where all the work in tinyproxy is actually done. Incoming
* connections have a new thread created for them. The thread then
@ -46,7 +46,7 @@
* Write the buffer to the socket. If an EINTR occurs, pick up and try
* again.
*/
static ssize_t safe_write(int fd, void *buffer, size_t count)
static ssize_t safe_write(int fd, const void *buffer, size_t count)
{
ssize_t len;
@ -210,42 +210,27 @@ static int establish_http_connection(struct conn_s *connptr,
const char *protocol,
struct request_s *request)
{
char *request_line;
size_t request_len;
request_len = strlen(method) + strlen(protocol) + strlen(request->path) + 13;
request_line = safemalloc(request_len);
if (!request_line) {
log_message(LOG_ERR, "Could not allocate memory in 'process_request'");
httperr(connptr, 503, HTTP503ERROR);
/*
* Send the request line
*/
if (safe_write(connptr->server_fd, method, strlen(method)) < 0)
return -1;
}
strlcpy(request_line, method, request_len);
strlcat(request_line, " ", request_len);
strlcat(request_line, request->path, request_len);
strlcat(request_line, " ", request_len);
strlcat(request_line, "HTTP/1.0", request_len);
strlcat(request_line, "\r\n", request_len);
if (safe_write(connptr->server_fd, request_line, strlen(request_line)) < 0) {
safefree(request_line);
if (safe_write(connptr->server_fd, " ", 1) < 0)
return -1;
if (safe_write(connptr->server_fd, request->path, strlen(request->path)) < 0)
return -1;
if (safe_write(connptr->server_fd, " ", 1) < 0)
return -1;
if (safe_write(connptr->server_fd, "HTTP/1.0\r\n", 10) < 0)
return -1;
}
safefree(request_line);
/*
* Send headers
*/
if (safe_write(connptr->server_fd, "Host: ", 6) < 0) {
if (safe_write(connptr->server_fd, "Host: ", 6) < 0)
return -1;
}
if (safe_write(connptr->server_fd, request->host, strlen(request->host)) < 0) {
if (safe_write(connptr->server_fd, request->host, strlen(request->host)) < 0)
return -1;
}
if (safe_write(connptr->server_fd, "\r\n", 2) < 0)
return -1;
@ -510,9 +495,8 @@ static int process_client_headers(struct conn_s *connptr)
char *header;
long content_length = -1;
char *skipheaders[] = {
static char *skipheaders[] = {
"proxy-connection",
"host",
"connection"
};
int i;
@ -535,6 +519,9 @@ static int process_client_headers(struct conn_s *connptr)
if (connptr->output_message)
continue;
if (!connptr->ssl && strncasecmp(header, "host", 4) ==0)
continue;
/*
* Don't send certain headers.
*/
@ -831,7 +818,7 @@ internal_proxy:
safefree(request_line);
send_error:
if (!connptr->simple_req && !connptr->ssl) {
if (!connptr->simple_req) {
if (process_client_headers(connptr) < 0) {
update_stats(STAT_BADCONN);
destroy_conn(connptr);