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uses Curl_read() and Curl_write() 

unfolded telwrite() instead of being a separate single function
This commit is contained in:
Daniel Stenberg 2001-01-25 12:22:17 +00:00
parent 3fcc9677c4
commit 45fdb48189
1 changed files with 41 additions and 78 deletions
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119
lib/telnet.c
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@ -73,8 +73,6 @@
#include <curl/curl.h>
#include "transfer.h"
#include "sendf.h"
#include "formdata.h"
#include "progress.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
@ -97,11 +95,6 @@
#define SB_EOF() (subpointer >= subend)
#define SB_LEN() (subend - subpointer)
static
void telwrite(struct UrlData *data,
unsigned char *buffer, /* Data to write */
int count); /* Number of bytes to write */
static
void telrcv(struct UrlData *data,
unsigned char *inbuf, /* Data received from socket */
@ -826,36 +819,6 @@ void telrcv(struct UrlData *data,
}
}
static
void telwrite(struct UrlData *data,
unsigned char *buffer, /* Data to write */
int count) /* Number of bytes to write */
{
unsigned char outbuf[2];
int out_count = 0;
int bytes_written;
while(count--)
{
outbuf[0] = *buffer++;
out_count = 1;
if(outbuf[0] == IAC)
outbuf[out_count++] = IAC;
#ifndef USE_SSLEAY
bytes_written = swrite(data->firstsocket, outbuf, out_count);
#else
if (data->ssl.use) {
bytes_written = SSL_write(data->ssl.handle, (char *)outbuf,
out_count);
}
else {
bytes_written = swrite(data->firstsocket, outbuf, out_count);
}
#endif /* USE_SSLEAY */
}
}
CURLcode Curl_telnet_done(struct connectdata *conn)
{
return CURLE_OK;
@ -870,7 +833,7 @@ CURLcode Curl_telnet(struct connectdata *conn)
bool keepon = TRUE;
char *buf = data->buffer;
int nread;
size_t nread;
init_telnet(data);
@ -880,49 +843,49 @@ CURLcode Curl_telnet(struct connectdata *conn)
keepfd = readfd;
while (keepon)
{
readfd = keepfd; /* set this every lap in the loop */
while (keepon) {
readfd = keepfd; /* set this every lap in the loop */
switch (select (sockfd + 1, &readfd, NULL, NULL, NULL))
{
case -1: /* error, stop reading */
keepon = FALSE;
continue;
case 0: /* timeout */
break;
default: /* read! */
if(FD_ISSET(1, &readfd))
{
nread = read(1, buf, 255);
telwrite(data, (unsigned char *)buf, nread);
}
switch (select (sockfd + 1, &readfd, NULL, NULL, NULL)) {
case -1: /* error, stop reading */
keepon = FALSE;
continue;
case 0: /* timeout */
break;
default: /* read! */
if(FD_ISSET(1, &readfd)) { /* read from stdin */
unsigned char outbuf[2];
int out_count = 0;
size_t bytes_written;
char *buffer = buf;
nread = read(1, buf, 255);
if(FD_ISSET(sockfd, &readfd))
{
#ifndef USE_SSLEAY
nread = sread (sockfd, buf, BUFSIZE - 1);
#else
if (data->ssl.use) {
nread = SSL_read (data->ssl.handle, buf, BUFSIZE - 1);
}
else {
nread = sread (sockfd, buf, BUFSIZE - 1);
}
#endif /* USE_SSLEAY */
}
/* if we receive 0 or less here, the server closed the connection and
we bail out from this! */
if (nread <= 0) {
keepon = FALSE;
break;
}
telrcv(data, (unsigned char *)buf, nread);
while(nread--) {
outbuf[0] = *buffer++;
out_count = 1;
if(outbuf[0] == IAC)
outbuf[out_count++] = IAC;
Curl_write(conn, data->firstsocket, outbuf,
out_count, &bytes_written);
}
}
}
return CURLE_OK;
if(FD_ISSET(sockfd, &readfd))
Curl_read(conn, sockfd, buf, BUFSIZE - 1, &nread);
/* if we receive 0 or less here, the server closed the connection and
we bail out from this! */
if (nread <= 0) {
keepon = FALSE;
break;
}
telrcv(data, (unsigned char *)buf, nread);
}
}
return CURLE_OK;
}