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Code Issues Releases Wiki Activity

chansrv: xrdpapi working

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ulab-next
Jay Sorg 12 years ago
parent 9b9d2304fd
commit 279dc1bbbd
1 changed files with 189 additions and 0 deletions
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189
sesman/chansrv/chansrv.c
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@ -34,6 +34,8 @@
static struct trans* g_lis_trans = 0;
static struct trans* g_con_trans = 0;
static struct trans* g_api_lis_trans = 0;
static struct trans* g_api_con_trans = 0;
static struct chan_item g_chan_items[32];
static int g_num_chan_items = 0;
static int g_cliprdr_index = -1;
@ -56,6 +58,14 @@ char* g_exec_name;
tbus g_exec_event;
tbus g_exec_mutex;
tbus g_exec_sem;
int g_exec_pid = 0;
/* data in struct trans::callback_data */
struct xrdp_api_data
{
int chan_id;
char header[64];
};
/*****************************************************************************/
/* returns error */
@ -233,6 +243,10 @@ process_message_channel_setup(struct stream* s)
g_rail_index = g_num_chan_items;
g_rail_chan_id = ci->id;
}
else
{
LOG(10, ("other %s", ci->name));
}
g_num_chan_items++;
}
rv = send_channel_setup_response_message();
@ -265,6 +279,7 @@ process_message_channel_data(struct stream* s)
int rv = 0;
int length = 0;
int total_length = 0;
struct stream* ls;
in_uint16_le(s, chan_id);
in_uint16_le(s, chan_flags);
@ -272,6 +287,7 @@ process_message_channel_data(struct stream* s)
in_uint32_le(s, total_length);
LOGM((LOG_LEVEL_DEBUG,"process_message_channel_data: chan_id %d "
"chan_flags %d", chan_id, chan_flags));
LOG(10, ("process_message_channel_data"));
rv = send_channel_data_response_message();
if (rv == 0)
{
@ -291,6 +307,23 @@ process_message_channel_data(struct stream* s)
{
rv = rail_data_in(s, chan_id, chan_flags, length, total_length);
}
else if (chan_id == ((struct xrdp_api_data*)
(g_api_con_trans->callback_data))->chan_id)
{
LOG(10, ("process_message_channel_data length %d total_length %d "
"chan_flags 0x%8.8x", length, total_length, chan_flags));
ls = g_api_con_trans->out_s;
if (chan_flags & 1) /* first */
{
init_stream(ls, total_length);
}
out_uint8a(ls, s->p, length);
if (chan_flags & 2) /* last */
{
s_mark_end(ls);
trans_force_write(g_api_con_trans);
}
}
}
return rv;
}
@ -390,6 +423,41 @@ my_trans_data_in(struct trans* trans)
return error;
}
/*****************************************************************************/
/* returns error */
int DEFAULT_CC
my_api_trans_data_in(struct trans* trans)
{
struct stream* s;
int error;
struct xrdp_api_data* ad;
LOG(10, ("my_api_trans_data_in:"));
if (trans == 0)
{
return 0;
}
if (trans != g_api_con_trans)
{
return 1;
}
LOGM((LOG_LEVEL_DEBUG, "my_api_trans_data_in:"));
s = trans_get_in_s(trans);
error = g_tcp_recv(trans->sck, s->data, 8192, 0);
if (error > 0)
{
LOG(10, ("my_api_trans_data_in: got data %d", error));
ad = (struct xrdp_api_data*)(trans->callback_data);
send_channel_data(ad->chan_id, s->data, error);
}
else
{
LOG(10, ("my_api_trans_data_in: g_tcp_recv failed, or disconnected"));
return 1;
}
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
my_trans_conn_in(struct trans* trans, struct trans* new_trans)
@ -420,6 +488,71 @@ my_trans_conn_in(struct trans* trans, struct trans* new_trans)
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
my_api_trans_conn_in(struct trans* trans, struct trans* new_trans)
{
struct xrdp_api_data* ad;
int error;
int index;
int found;
struct stream* s;
if (trans == 0)
{
return 1;
}
if (trans != g_api_lis_trans)
{
return 1;
}
if (new_trans == 0)
{
return 1;
}
LOGM((LOG_LEVEL_DEBUG, "my_api_trans_conn_in:"));
LOG(10, ("my_api_trans_conn_in: got incoming"));
s = trans_get_in_s(new_trans);
s->end = s->data;
error = trans_force_read(new_trans, 64);
if (error != 0)
{
LOG(0, ("my_api_trans_conn_in: trans_force_read failed"));
trans_delete(new_trans);
}
s->end = s->data;
ad = (struct xrdp_api_data*)g_malloc(sizeof(struct xrdp_api_data), 1);
g_memcpy(ad->header, s->data, 64);
found = 0;
for (index = 0; index < g_num_chan_items; index++)
{
LOG(10, (" %s %s", ad->header, g_chan_items[index].name));
if (g_strcasecmp(ad->header, g_chan_items[index].name) == 0)
{
LOG(10, ("my_api_trans_conn_in: found it at %d", index));
ad->chan_id = g_chan_items[index].id;
found = 1;
break;
}
}
LOG(10, ("my_api_trans_conn_in: found %d", found));
new_trans->callback_data = ad;
trans_delete(g_api_con_trans);
g_api_con_trans = new_trans;
g_api_con_trans->trans_data_in = my_api_trans_data_in;
g_api_con_trans->header_size = 0;
return 0;
}
/*****************************************************************************/
static int APP_CC
setup_listen(void)
@ -453,6 +586,26 @@ setup_listen(void)
return 0;
}
/*****************************************************************************/
static int APP_CC
setup_api_listen(void)
{
char port[256];
int error = 0;
g_api_lis_trans = trans_create(2, 8192, 8192);
g_snprintf(port, 255, "/tmp/.xrdp/xrdpapi_%d", g_display_num);
g_api_lis_trans->trans_conn_in = my_api_trans_conn_in;
error = trans_listen(g_api_lis_trans, port);
if (error != 0)
{
LOGM((LOG_LEVEL_ERROR, "setup_api_listen: trans_listen failed for port %s",
port));
return 1;
}
return 0;
}
/*****************************************************************************/
THREAD_RV THREAD_CC
channel_thread_loop(void* in_val)
@ -465,6 +618,7 @@ channel_thread_loop(void* in_val)
LOGM((LOG_LEVEL_INFO, "channel_thread_loop: thread start"));
rv = 0;
setup_api_listen();
error = setup_listen();
if (error == 0)
{
@ -473,6 +627,7 @@ channel_thread_loop(void* in_val)
objs[num_objs] = g_term_event;
num_objs++;
trans_get_wait_objs(g_lis_trans, objs, &num_objs);
trans_get_wait_objs(g_api_lis_trans, objs, &num_objs);
while (g_obj_wait(objs, num_objs, 0, 0, timeout) == 0)
{
if (g_is_wait_obj_set(g_term_event))
@ -513,6 +668,28 @@ channel_thread_loop(void* in_val)
}
}
}
if (g_api_lis_trans != 0)
{
if (trans_check_wait_objs(g_api_lis_trans) != 0)
{
LOG(0, ("channel_thread_loop: trans_check_wait_objs failed"));
}
}
LOG(10, ("0 %p", g_api_con_trans));
if (g_api_con_trans != 0)
{
LOG(10, ("1 %p %d", g_api_con_trans, g_tcp_can_recv(g_api_con_trans->sck, 0)));
if (trans_check_wait_objs(g_api_con_trans) != 0)
{
LOG(10, ("channel_thread_loop: trans_check_wait_objs failed, "
"or disconnected"));
g_free(g_api_con_trans->callback_data);
trans_delete(g_api_con_trans);
g_api_con_trans = 0;
}
}
xcommon_check_wait_objs();
sound_check_wait_objs();
dev_redir_check_wait_objs();
@ -522,6 +699,8 @@ channel_thread_loop(void* in_val)
num_objs++;
trans_get_wait_objs(g_lis_trans, objs, &num_objs);
trans_get_wait_objs(g_con_trans, objs, &num_objs);
trans_get_wait_objs(g_api_lis_trans, objs, &num_objs);
trans_get_wait_objs(g_api_con_trans, objs, &num_objs);
xcommon_get_wait_objs(objs, &num_objs, &timeout);
sound_get_wait_objs(objs, &num_objs, &timeout);
dev_redir_get_wait_objs(objs, &num_objs, &timeout);
@ -531,6 +710,10 @@ channel_thread_loop(void* in_val)
g_lis_trans = 0;
trans_delete(g_con_trans);
g_con_trans = 0;
trans_delete(g_api_lis_trans);
g_api_lis_trans = 0;
trans_delete(g_api_con_trans);
g_api_con_trans = 0;
LOGM((LOG_LEVEL_INFO, "channel_thread_loop: thread stop"));
g_set_wait_obj(g_thread_done_event);
return rv;
@ -561,6 +744,11 @@ child_signal_handler(int sig)
do
{
i1 = g_waitchild();
if (i1 == g_exec_pid)
{
LOG(0, ("child_signal_handler: found pid %d", i1));
//shutdownx();
}
LOG(10, (" %d", i1));
} while (i1 >= 0);
}
@ -690,6 +878,7 @@ run_exec(void)
g_execlp3(g_exec_name, g_exec_name, 0);
g_exit(0);
}
g_exec_pid = pid;
tc_sem_inc(g_exec_sem);
return 0;

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