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Add options for non-blocking I/O in test cli & srv

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This commit is contained in:
Manuel Pégourié-Gonnard 2014-02-26 13:47:08 +01:00
parent db735f67b9
commit 5575316385
2 changed files with 127 additions and 5 deletions
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68
programs/ssl/ssl_client2.c
View file

@ -46,6 +46,7 @@
#define DFL_SERVER_PORT 4433
#define DFL_REQUEST_PAGE "/"
#define DFL_DEBUG_LEVEL 0
#define DFL_NBIO 0
#define DFL_CA_FILE ""
#define DFL_CA_PATH ""
#define DFL_CRT_FILE ""
@ -87,6 +88,7 @@ struct options
const char *server_addr; /* address of the server (client only) */
int server_port; /* port on which the ssl service runs */
int debug_level; /* level of debugging */
int nbio; /* should I/O be blocking? */
const char *request_page; /* page on server to request */
const char *ca_file; /* the file with the CA certificate(s) */
const char *ca_path; /* the path with the CA certificate(s) reside */
@ -117,6 +119,44 @@ static void my_debug( void *ctx, int level, const char *str )
}
}
/*
* Test recv/send functions that make sure each try returns
* WANT_READ/WANT_WRITE at least once before sucesseding
*/
static int my_recv( void *ctx, unsigned char *buf, size_t len )
{
static int first_try = 1;
int ret;
if( first_try )
{
first_try = 0;
return( POLARSSL_ERR_NET_WANT_READ );
}
ret = net_recv( ctx, buf, len );
if( ret != POLARSSL_ERR_NET_WANT_READ )
first_try = 1; /* Next call will be a new operation */
return( ret );
}
static int my_send( void *ctx, const unsigned char *buf, size_t len )
{
static int first_try = 1;
int ret;
if( first_try )
{
first_try = 0;
return( POLARSSL_ERR_NET_WANT_WRITE );
}
ret = net_send( ctx, buf, len );
if( ret != POLARSSL_ERR_NET_WANT_WRITE )
first_try = 1; /* Next call will be a new operation */
return( ret );
}
#if defined(POLARSSL_X509_CRT_PARSE_C)
/*
* Enabled if debug_level > 1 in code below
@ -221,8 +261,10 @@ static int my_verify( void *data, x509_crt *crt, int depth, int *flags )
" server_port=%%d default: 4433\n" \
" request_page=%%s default: \".\"\n" \
" debug_level=%%d default: 0 (disabled)\n" \
" nbio=%%d default: 0 (blocking I/O)\n" \
" options: 1 (non-blocking), 2 (added delays)\n" \
"\n" \
" auth_mode=%%s default: \"optional\"\n" \
" auth_mode=%%s default: \"optional\"\n" \
" options: none, optional, required\n" \
USAGE_IO \
"\n" \
@ -321,6 +363,7 @@ int main( int argc, char *argv[] )
opt.server_addr = DFL_SERVER_ADDR;
opt.server_port = DFL_SERVER_PORT;
opt.debug_level = DFL_DEBUG_LEVEL;
opt.nbio = DFL_NBIO;
opt.request_page = DFL_REQUEST_PAGE;
opt.ca_file = DFL_CA_FILE;
opt.ca_path = DFL_CA_PATH;
@ -364,6 +407,12 @@ int main( int argc, char *argv[] )
if( opt.debug_level < 0 || opt.debug_level > 65535 )
goto usage;
}
else if( strcmp( p, "nbio" ) == 0 )
{
opt.nbio = atoi( q );
if( opt.nbio < 0 || opt.nbio > 2 )
goto usage;
}
else if( strcmp( p, "request_page" ) == 0 )
opt.request_page = q;
else if( strcmp( p, "ca_file" ) == 0 )
@ -702,6 +751,16 @@ int main( int argc, char *argv[] )
goto exit;
}
if( opt.nbio > 0 )
ret = net_set_nonblock( server_fd );
else
ret = net_set_block( server_fd );
if( ret != 0 )
{
printf( " failed\n ! net_set_(non)block() returned -0x%x\n\n", -ret );
goto exit;
}
printf( " ok\n" );
/*
@ -737,8 +796,11 @@ int main( int argc, char *argv[] )
ssl_set_rng( &ssl, ctr_drbg_random, &ctr_drbg );
ssl_set_dbg( &ssl, my_debug, stdout );
ssl_set_bio( &ssl, net_recv, &server_fd,
net_send, &server_fd );
if( opt.nbio == 2 )
ssl_set_bio( &ssl, my_recv, &server_fd, my_send, &server_fd );
else
ssl_set_bio( &ssl, net_recv, &server_fd, net_send, &server_fd );
#if defined(POLARSSL_SSL_SESSION_TICKETS)
ssl_set_session_tickets( &ssl, opt.tickets );

64
programs/ssl/ssl_server2.c
View file

@ -63,6 +63,7 @@
#define DFL_SERVER_ADDR NULL
#define DFL_SERVER_PORT 4433
#define DFL_DEBUG_LEVEL 0
#define DFL_NBIO 0
#define DFL_CA_FILE ""
#define DFL_CA_PATH ""
#define DFL_CRT_FILE ""
@ -108,6 +109,7 @@ struct options
const char *server_addr; /* address on which the ssl service runs */
int server_port; /* port on which the ssl service runs */
int debug_level; /* level of debugging */
int nbio; /* should I/O be blocking? */
const char *ca_file; /* the file with the CA certificate(s) */
const char *ca_path; /* the path with the CA certificate(s) reside */
const char *crt_file; /* the file with the server certificate */
@ -140,6 +142,43 @@ static void my_debug( void *ctx, int level, const char *str )
}
}
/*
* Test recv/send functions that make sure each try returns
* WANT_READ/WANT_WRITE at least once before sucesseding
*/
static int my_recv( void *ctx, unsigned char *buf, size_t len )
{
static int first_try = 1;
int ret;
if( first_try )
{
first_try = 0;
return( POLARSSL_ERR_NET_WANT_READ );
}
ret = net_recv( ctx, buf, len );
if( ret != POLARSSL_ERR_NET_WANT_READ )
first_try = 1; /* Next call will be a new operation */
return( ret );
}
static int my_send( void *ctx, const unsigned char *buf, size_t len )
{
static int first_try = 1;
int ret;
if( first_try )
{
first_try = 0;
return( POLARSSL_ERR_NET_WANT_WRITE );
}
ret = net_send( ctx, buf, len );
if( ret != POLARSSL_ERR_NET_WANT_WRITE )
first_try = 1; /* Next call will be a new operation */
return( ret );
}
#if defined(POLARSSL_X509_CRT_PARSE_C)
#if defined(POLARSSL_FS_IO)
@ -212,6 +251,8 @@ static void my_debug( void *ctx, int level, const char *str )
" server_addr=%%d default: (all interfaces)\n" \
" server_port=%%d default: 4433\n" \
" debug_level=%%d default: 0 (disabled)\n" \
" nbio=%%d default: 0 (blocking I/O)\n" \
" options: 1 (non-blocking), 2 (added delays)\n" \
"\n" \
" auth_mode=%%s default: \"optional\"\n" \
" options: none, optional, required\n" \
@ -441,6 +482,7 @@ int main( int argc, char *argv[] )
opt.server_addr = DFL_SERVER_ADDR;
opt.server_port = DFL_SERVER_PORT;
opt.debug_level = DFL_DEBUG_LEVEL;
opt.nbio = DFL_NBIO;
opt.ca_file = DFL_CA_FILE;
opt.ca_path = DFL_CA_PATH;
opt.crt_file = DFL_CRT_FILE;
@ -484,6 +526,12 @@ int main( int argc, char *argv[] )
if( opt.debug_level < 0 || opt.debug_level > 65535 )
goto usage;
}
else if( strcmp( p, "nbio" ) == 0 )
{
opt.nbio = atoi( q );
if( opt.nbio < 0 || opt.nbio > 2 )
goto usage;
}
else if( strcmp( p, "ca_file" ) == 0 )
opt.ca_file = q;
else if( strcmp( p, "ca_path" ) == 0 )
@ -1005,8 +1053,20 @@ reset:
goto exit;
}
ssl_set_bio( &ssl, net_recv, &client_fd,
net_send, &client_fd );
if( opt.nbio > 0 )
ret = net_set_nonblock( client_fd );
else
ret = net_set_block( client_fd );
if( ret != 0 )
{
printf( " failed\n ! net_set_(non)block() returned -0x%x\n\n", -ret );
goto exit;
}
if( opt.nbio == 2 )
ssl_set_bio( &ssl, my_recv, &client_fd, my_send, &client_fd );
else
ssl_set_bio( &ssl, net_recv, &client_fd, net_send, &client_fd );
printf( " ok\n" );