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xrdp-proprietary
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xup: move to trans for io

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ulab-next-nosound
Jay Sorg 9 years ago
parent b56aa9832e
commit 65de5e971b
2 changed files with 161 additions and 250 deletions
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410
xup/xup.c
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@ -20,6 +20,7 @@
#include "xup.h"
#include "log.h"
#include "trans.h"
#define LOG_LEVEL 1
#define LLOG(_level, _args) \
@ -27,98 +28,14 @@
#define LLOGLN(_level, _args) \
do { if (_level < LOG_LEVEL) { g_writeln _args ; } } while (0)
/******************************************************************************/
/* returns error */
int DEFAULT_CC
lib_recv(struct mod *mod, char *data, int len)
{
int rcvd;
if (mod->sck_closed)
{
return 1;
}
while (len > 0)
{
rcvd = g_tcp_recv(mod->sck, data, len, 0);
if (rcvd == -1)
{
if (g_tcp_last_error_would_block(mod->sck))
{
if (mod->server_is_term(mod))
{
return 1;
}
g_tcp_can_recv(mod->sck, 10);
}
else
{
return 1;
}
}
else if (rcvd == 0)
{
mod->sck_closed = 1;
return 1;
}
else
{
data += rcvd;
len -= rcvd;
}
}
return 0;
}
static int APP_CC
lib_mod_process_message(struct mod *mod, struct stream *s);
/*****************************************************************************/
/* returns error */
int DEFAULT_CC
lib_send(struct mod *mod, char *data, int len)
/******************************************************************************/
static int APP_CC
lib_send_copy(struct mod *mod, struct stream *s)
{
int sent;
if (mod->sck_closed)
{
return 1;
}
while (len > 0)
{
sent = g_tcp_send(mod->sck, data, len, 0);
if (sent == -1)
{
if (g_tcp_last_error_would_block(mod->sck))
{
if (mod->server_is_term(mod))
{
return 1;
}
g_tcp_can_send(mod->sck, 10);
}
else
{
return 1;
}
}
else if (sent == 0)
{
mod->sck_closed = 1;
return 1;
}
else
{
data += sent;
len -= sent;
}
}
return 0;
return trans_write_copy_s(mod->trans, s);
}
/******************************************************************************/
@ -144,7 +61,7 @@ lib_mod_log_peer(struct mod *mod)
int gid;
my_pid = g_getpid();
if (g_sck_get_peer_cred(mod->sck, &pid, &uid, &gid) == 0)
if (g_sck_get_peer_cred(mod->trans->sck, &pid, &uid, &gid) == 0)
{
log_message(LOG_LEVEL_INFO, "lib_mod_log_peer: xrdp_pid=%d connected "
"to X11rdp_pid=%d X11rdp_uid=%d X11rdp_gid=%d "
@ -161,6 +78,57 @@ lib_mod_log_peer(struct mod *mod)
return 0;
}
/******************************************************************************/
static int APP_CC
lib_data_in(struct trans *trans)
{
struct mod *self;
struct stream *s;
int len;
if (trans == 0)
{
return 1;
}
self = (struct mod *)(trans->callback_data);
s = trans_get_in_s(trans);
if (s == 0)
{
return 1;
}
switch (trans->extra_flags)
{
case 1:
s->p = s->data;
in_uint8s(s, 4); /* processed later in lib_mod_process_message */
in_uint32_le(s, len);
if (len < 0 || len > 128 * 1024)
{
g_writeln("lib_data_in: bad size");
return 1;
}
trans->header_size = len + 8;
trans->extra_flags = 2;
break;
case 2:
s->p = s->data;
if (lib_mod_process_message(self, s) != 0)
{
g_writeln("lib_data_in: lib_mod_process_message failed");
return 1;
}
init_stream(s, 0);
trans->header_size = 8;
trans->extra_flags = 1;
break;
}
return 0;
}
/******************************************************************************/
/* return error */
int DEFAULT_CC
@ -169,7 +137,6 @@ lib_mod_connect(struct mod *mod)
int error;
int len;
int i;
int index;
int use_uds;
struct stream *s;
char con_port[256];
@ -207,64 +174,34 @@ lib_mod_connect(struct mod *mod)
mod->sck_closed = 0;
i = 0;
while (1)
if (use_uds)
{
if (use_uds)
mod->trans = trans_create(TRANS_MODE_UNIX, 8 * 8192, 8192);
if (mod->trans == 0)
{
mod->sck = g_tcp_local_socket();
if (mod->sck < 0)
{
free_stream(s);
return 1;
}
free_stream(s);
return 1;
}
else
}
else
{
mod->trans = trans_create(TRANS_MODE_TCP, 8 * 8192, 8192);
if (mod->trans == 0)
{
mod->sck = g_tcp_socket();
if (mod->sck < 0)
{
free_stream(s);
return 1;
}
g_tcp_set_non_blocking(mod->sck);
g_tcp_set_no_delay(mod->sck);
free_stream(s);
return 1;
}
}
/* mod->server_msg(mod, "connecting...", 0); */
while (1)
{
if (use_uds)
{
error = g_tcp_local_connect(mod->sck, con_port);
}
else
{
error = g_tcp_connect(mod->sck, mod->ip, con_port);
}
/* mod->server_msg(mod, "connecting...", 0); */
if (error == -1)
error = -1;
if (trans_connect(mod->trans, mod->ip, con_port, 3000) == 0)
{
if (g_tcp_last_error_would_block(mod->sck))
{
error = 0;
index = 0;
while (!g_tcp_can_send(mod->sck, 100))
{
index++;
if ((index >= 30) || mod->server_is_term(mod))
{
mod->server_msg(mod, "connect timeout", 0);
error = 1;
break;
}
}
}
else
{
/* mod->server_msg(mod, "connect error", 0); */
}
error = 0;
}
if (error == 0)
@ -272,8 +209,6 @@ lib_mod_connect(struct mod *mod)
break;
}
g_tcp_close(mod->sck);
mod->sck = 0;
i++;
if (i >= 60)
@ -308,7 +243,7 @@ lib_mod_connect(struct mod *mod)
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
lib_send_copy(mod, s);
}
if (error == 0)
@ -326,7 +261,7 @@ lib_mod_connect(struct mod *mod)
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
lib_send_copy(mod, s);
}
if (error == 0)
@ -348,13 +283,15 @@ lib_mod_connect(struct mod *mod)
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
lib_send_copy(mod, s);
}
free_stream(s);
if (error != 0)
{
trans_delete(mod->trans);
mod->trans = 0;
mod->server_msg(mod, "some problem", 0);
LIB_DEBUG(mod, "out lib_mod_connect error");
return 1;
@ -362,7 +299,11 @@ lib_mod_connect(struct mod *mod)
else
{
mod->server_msg(mod, "connected ok", 0);
mod->sck_obj = g_create_wait_obj_from_socket(mod->sck, 0);
mod->trans->trans_data_in = lib_data_in;
mod->trans->header_size = 8;
mod->trans->callback_data = mod;
mod->trans->no_stream_init_on_data_in = 1;
mod->trans->extra_flags = 1;
}
LIB_DEBUG(mod, "out lib_mod_connect");
@ -411,7 +352,7 @@ lib_mod_event(struct mod *mod, int msg, tbus param1, tbus param2,
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
lib_send_copy(mod, s);
}
}
@ -434,7 +375,7 @@ lib_mod_event(struct mod *mod, int msg, tbus param1, tbus param2,
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
rv = lib_send(mod, s->data, len);
rv = lib_send_copy(mod, s);
free_stream(s);
LIB_DEBUG(mod, "out lib_mod_event");
return rv;
@ -1092,7 +1033,7 @@ send_paint_rect_ack(struct mod *mod, int flags, int x, int y, int cx, int cy,
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
lib_send_copy(mod, s);
free_stream(s);
return 0;
}
@ -1100,7 +1041,7 @@ send_paint_rect_ack(struct mod *mod, int flags, int x, int y, int cx, int cy,
/******************************************************************************/
/* return error */
static int APP_CC
process_server_paint_rect_shmem(struct mod *mod, struct stream *s)
process_server_paint_rect_shmem(struct mod *amod, struct stream *s)
{
int rv;
int x;
@ -1132,37 +1073,33 @@ process_server_paint_rect_shmem(struct mod *mod, struct stream *s)
bmpdata = 0;
rv = 0;
if (flags == 0) /* screen */
if (amod->screen_shmem_id_mapped == 0)
{
if (mod->screen_shmem_id_mapped == 0)
amod->screen_shmem_id = shmem_id;
amod->screen_shmem_pixels = g_shmat(amod->screen_shmem_id);
if (amod->screen_shmem_pixels == (void*)-1)
{
mod->screen_shmem_id = shmem_id;
mod->screen_shmem_pixels = g_shmat(mod->screen_shmem_id);
if (mod->screen_shmem_pixels == (void*)-1)
{
/* failed */
mod->screen_shmem_id = 0;
mod->screen_shmem_pixels = 0;
mod->screen_shmem_id_mapped = 0;
}
else
{
mod->screen_shmem_id_mapped = 1;
}
/* failed */
amod->screen_shmem_id = 0;
amod->screen_shmem_pixels = 0;
amod->screen_shmem_id_mapped = 0;
}
if (mod->screen_shmem_pixels != 0)
else
{
bmpdata = mod->screen_shmem_pixels + shmem_offset;
amod->screen_shmem_id_mapped = 1;
}
}
if (amod->screen_shmem_pixels != 0)
{
bmpdata = amod->screen_shmem_pixels + shmem_offset;
}
if (bmpdata != 0)
{
rv = mod->server_paint_rect(mod, x, y, cx, cy,
bmpdata, width, height,
srcx, srcy);
rv = amod->server_paint_rect(amod, x, y, cx, cy,
bmpdata, width, height,
srcx, srcy);
}
send_paint_rect_ack(mod, flags, x, y, cx, cy, frame_id);
send_paint_rect_ack(amod, flags, x, y, cx, cy, frame_id);
return rv;
}
@ -1184,7 +1121,7 @@ send_paint_rect_ex_ack(struct mod *mod, int flags, int frame_id)
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
lib_send_copy(mod, s);
free_stream(s);
return 0;
}
@ -1421,17 +1358,16 @@ lib_send_client_info(struct mod *mod)
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
lib_send_copy(mod, s);
free_stream(s);
return 0;
}
/******************************************************************************/
/* return error */
int DEFAULT_CC
lib_mod_signal(struct mod *mod)
static int APP_CC
lib_mod_process_message(struct mod *mod, struct stream *s)
{
struct stream *s;
int num_orders;
int index;
int rv;
@ -1439,11 +1375,7 @@ lib_mod_signal(struct mod *mod)
int type;
char *phold;
LIB_DEBUG(mod, "in lib_mod_signal");
make_stream(s);
init_stream(s, 8192);
rv = lib_recv(mod, s->data, 8);
rv = 0;
if (rv == 0)
{
in_uint16_le(s, type);
@ -1452,72 +1384,54 @@ lib_mod_signal(struct mod *mod)
if (type == 1) /* original order list */
{
init_stream(s, len);
rv = lib_recv(mod, s->data, len);
if (rv == 0)
for (index = 0; index < num_orders; index++)
{
for (index = 0; index < num_orders; index++)
{
in_uint16_le(s, type);
rv = lib_mod_process_orders(mod, type, s);
in_uint16_le(s, type);
rv = lib_mod_process_orders(mod, type, s);
if (rv != 0)
{
break;
}
if (rv != 0)
{
break;
}
}
}
else if (type == 2) /* caps */
{
g_writeln("lib_mod_signal: type 2 len %d", len);
init_stream(s, len);
rv = lib_recv(mod, s->data, len);
if (rv == 0)
g_writeln("lib_mod_process_message: type 2 len %d", len);
for (index = 0; index < num_orders; index++)
{
for (index = 0; index < num_orders; index++)
phold = s->p;
in_uint16_le(s, type);
in_uint16_le(s, len);
switch (type)
{
phold = s->p;
in_uint16_le(s, type);
in_uint16_le(s, len);
switch (type)
{
default:
g_writeln("lib_mod_signal: unknown cap type %d len %d",
type, len);
break;
}
s->p = phold + len;
default:
g_writeln("lib_mod_process_message: unknown cap type %d len %d",
type, len);
break;
}
lib_send_client_info(mod);
s->p = phold + len;
}
lib_send_client_info(mod);
}
else if (type == 3) /* order list with len after type */
{
init_stream(s, len);
rv = lib_recv(mod, s->data, len);
if (rv == 0)
for (index = 0; index < num_orders; index++)
{
for (index = 0; index < num_orders; index++)
{
phold = s->p;
in_uint16_le(s, type);
in_uint16_le(s, len);
rv = lib_mod_process_orders(mod, type, s);
if (rv != 0)
{
break;
}
phold = s->p;
in_uint16_le(s, type);
in_uint16_le(s, len);
rv = lib_mod_process_orders(mod, type, s);
s->p = phold + len;
if (rv != 0)
{
break;
}
s->p = phold + len;
}
}
else
@ -1526,11 +1440,18 @@ lib_mod_signal(struct mod *mod)
}
}
free_stream(s);
LIB_DEBUG(mod, "out lib_mod_signal");
return rv;
}
/******************************************************************************/
/* return error */
int DEFAULT_CC
lib_mod_signal(struct mod *mod)
{
g_writeln("lib_mod_signal: not used");
return 0;
}
/******************************************************************************/
/* return error */
int DEFAULT_CC
@ -1579,19 +1500,14 @@ int DEFAULT_CC
lib_mod_get_wait_objs(struct mod *mod, tbus *read_objs, int *rcount,
tbus *write_objs, int *wcount, int *timeout)
{
int i;
i = *rcount;
if (mod != 0)
{
if (mod->sck_obj != 0)
if (mod->trans != 0)
{
read_objs[i++] = mod->sck_obj;
trans_get_wait_objs_rw(mod->trans, read_objs, rcount,
write_objs, wcount);
}
}
*rcount = i;
return 0;
}
@ -1603,15 +1519,11 @@ lib_mod_check_wait_objs(struct mod *mod)
int rv;
rv = 0;
if (mod != 0)
{
if (mod->sck_obj != 0)
if (mod->trans != 0)
{
if (g_is_wait_obj_set(mod->sck_obj))
{
rv = lib_mod_signal(mod);
}
rv = trans_check_wait_objs(mod->trans);
}
}
@ -1658,9 +1570,7 @@ mod_exit(struct mod *mod)
{
return 0;
}
g_delete_wait_obj_from_socket(mod->sck_obj);
g_tcp_close(mod->sck);
trans_delete(mod->trans);
g_free(mod);
return 0;
}

1
xup/xup.h
Unescape View File

@ -162,4 +162,5 @@ struct mod
int screen_shmem_id;
int screen_shmem_id_mapped; /* boolean */
char *screen_shmem_pixels;
struct trans *trans;
};

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