Allow requests of size larger than 16384 in ssl_client2

This commit is contained in:
Hanno Becker 2017-09-18 15:05:46 +01:00
parent 5175ac6e13
commit e4ad3e8803

View file

@ -63,6 +63,9 @@ int main( void )
#include <stdlib.h>
#include <string.h>
#define MAX_REQUEST_SIZE 20000
#define MAX_REQUEST_SIZE_STR "20000"
#define DFL_SERVER_NAME "localhost"
#define DFL_SERVER_ADDR NULL
#define DFL_SERVER_PORT "4433"
@ -242,8 +245,8 @@ int main( void )
" server_addr=%%s default: given by name\n" \
" server_port=%%d default: 4433\n" \
" request_page=%%s default: \".\"\n" \
" request_size=%%d default: about 34 (basic request)\n" \
" (minimum: 0, max: 16384)\n" \
" request_size=%%d default: about 34 (basic request)\n" \
" (minimum: 0, max: " MAX_REQUEST_SIZE_STR " )\n" \
" debug_level=%%d default: 0 (disabled)\n" \
" nbio=%%d default: 0 (blocking I/O)\n" \
" options: 1 (non-blocking), 2 (added delays)\n" \
@ -437,7 +440,9 @@ int main( int argc, char *argv[] )
{
int ret = 0, len, tail_len, i, written, frags, retry_left;
mbedtls_net_context server_fd;
unsigned char buf[MBEDTLS_SSL_MAX_CONTENT_LEN + 1];
unsigned char buf[MAX_REQUEST_SIZE + 1];
#if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED)
unsigned char psk[MBEDTLS_PSK_MAX_LEN];
size_t psk_len = 0;
@ -602,7 +607,8 @@ int main( int argc, char *argv[] )
else if( strcmp( p, "request_size" ) == 0 )
{
opt.request_size = atoi( q );
if( opt.request_size < 0 || opt.request_size > MBEDTLS_SSL_MAX_CONTENT_LEN )
if( opt.request_size < 0 ||
opt.request_size > MAX_REQUEST_SIZE )
goto usage;
}
else if( strcmp( p, "ca_file" ) == 0 )
@ -1494,8 +1500,8 @@ send_request:
mbedtls_printf( " > Write to server:" );
fflush( stdout );
len = mbedtls_snprintf( (char *) buf, sizeof(buf) - 1, GET_REQUEST,
opt.request_page );
len = mbedtls_snprintf( (char *) buf, sizeof( buf ) - 1, GET_REQUEST,
opt.request_page );
tail_len = (int) strlen( GET_REQUEST_END );
/* Add padding to GET request to reach opt.request_size in length */
@ -1506,7 +1512,7 @@ send_request:
len += opt.request_size - len - tail_len;
}
strncpy( (char *) buf + len, GET_REQUEST_END, sizeof(buf) - len - 1 );
strncpy( (char *) buf + len, GET_REQUEST_END, sizeof( buf ) - len - 1 );
len += tail_len;
/* Truncate if request size is smaller than the "natural" size */
@ -1550,6 +1556,12 @@ send_request:
frags = 1;
written = ret;
if( written < len )
{
mbedtls_printf( " warning\n ! request didn't fit into single datagram and "
"was truncated to size %u", (unsigned) written );
}
}
buf[written] = '\0';