enum SCP_SERVER_STATES_E
scp_v1s_deny_connection(struct SCP_CONNECTION* c, char* reason)
{
int rlen;
init_stream(c->out_s,c->out_s->size);
/* forcing message not to exceed 64k */
rlen = g_strlen(reason);
if (rlen > 65535)
{
rlen = 65535;
}
out_uint32_be(c->out_s, 1);
/* packet size: 4 + 4 + 2 + 2 + 2 + strlen(reason)*/
/* version + size + cmdset + cmd + msglen + msg */
out_uint32_be(c->out_s, rlen+14);
out_uint16_be(c->out_s, SCP_COMMAND_SET_DEFAULT);
out_uint16_be(c->out_s, 2);
out_uint16_be(c->out_s, rlen);
out_uint8p(c->out_s, reason, rlen);
if (0!=scp_tcp_force_send(c->in_sck, c->out_s->data, rlen+14))
{
log_message(LOG_LEVEL_WARNING, "[v1s:%d] connection aborted: network error", __LINE__);
return SCP_SERVER_STATE_NETWORK_ERR;
}
return SCP_SERVER_STATE_END;
}
/* 046 was: 031 struct SCP_DISCONNECTED_SESSION* ds, */
enum SCP_SERVER_STATES_E
scp_v1s_reconnect_session(struct SCP_CONNECTION* c, SCP_DISPLAY d)
{
tui32 version = 1;
tui32 size = 14;
tui16 cmd = 46;
/* ok, we send session data and display */
init_stream(c->out_s, c->out_s->size);
/* header */
out_uint32_be(c->out_s, version);
out_uint32_be(c->out_s, size);
out_uint16_be(c->out_s, SCP_COMMAND_SET_DEFAULT);
out_uint16_be(c->out_s, cmd);
/* session data */
out_uint16_be(c->out_s, d); /* session display */
/*out_uint8(c->out_s, ds->type);
out_uint16_be(c->out_s, ds->height);
out_uint16_be(c->out_s, ds->width);
out_uint8(c->out_s, ds->bpp);
out_uint8(c->out_s, ds->idle_days);
out_uint8(c->out_s, ds->idle_hours);
out_uint8(c->out_s, ds->idle_minutes);*/
/* these last three are not really needed... */
if (0!=scp_tcp_force_send(c->in_sck, c->out_s->data, size))
{
log_message(LOG_LEVEL_WARNING, "[v1s:%d] connection aborted: network error", __LINE__);
return SCP_SERVER_STATE_NETWORK_ERR;
}
return SCP_SERVER_STATE_OK;
}
/* 030 */
enum SCP_SERVER_STATES_E
scp_v1s_connect_new_session(struct SCP_CONNECTION* c, SCP_DISPLAY d)
{
/* send password request */
tui32 version=1;
tui32 size=14;
tui16 cmd=30;
init_stream(c->out_s, c->out_s->size);
out_uint32_be(c->out_s, version); /* version */
out_uint32_be(c->out_s, size); /* size */
out_uint16_be(c->out_s, SCP_COMMAND_SET_DEFAULT); /* cmdset */
out_uint16_be(c->out_s, cmd); /* cmd */
out_uint16_be(c->out_s, d); /* display */
if (0!=scp_tcp_force_send(c->in_sck, c->out_s->data, 14))
{
log_message(LOG_LEVEL_WARNING, "[v1s:%d] connection aborted: network error", __LINE__);
return SCP_SERVER_STATE_NETWORK_ERR;
}
return SCP_SERVER_STATE_OK;
}
/* 003 */
enum SCP_SERVER_STATES_E
scp_v1s_mng_deny_connection(struct SCP_CONNECTION *c, char *reason)
{
int rlen;
init_stream(c->out_s, c->out_s->size);
/* forcing message not to exceed 64k */
rlen = g_strlen(reason);
if (rlen > 65535)
{
rlen = 65535;
}
out_uint32_be(c->out_s, 1);
/* packet size: 4 + 4 + 2 + 2 + 2 + strlen(reason)*/
/* version + size + cmdset + cmd + msglen + msg */
out_uint32_be(c->out_s, rlen + 14);
out_uint16_be(c->out_s, SCP_COMMAND_SET_MANAGE);
out_uint16_be(c->out_s, SCP_CMD_MNG_LOGIN_DENY);
out_uint16_be(c->out_s, rlen);
out_uint8p(c->out_s, reason, rlen);
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, rlen + 14))
{
return SCP_SERVER_STATE_NETWORK_ERR;
}
return SCP_SERVER_STATE_END;
}
/* 004 */
enum SCP_CLIENT_STATES_E
scp_v1c_resend_credentials(struct SCP_CONNECTION *c, struct SCP_SESSION *s)
{
tui8 sz;
tui32 size;
init_stream(c->out_s, c->out_s->size);
init_stream(c->in_s, c->in_s->size);
size = 12 + 2 + g_strlen(s->username) + g_strlen(s->password);
/* sending request */
/* header */
out_uint32_be(c->out_s, 1); /* version */
out_uint32_be(c->out_s, size);
out_uint16_be(c->out_s, SCP_COMMAND_SET_DEFAULT);
out_uint16_be(c->out_s, 4);
/* body */
sz = g_strlen(s->username);
out_uint8(c->out_s, sz);
out_uint8p(c->out_s, s->username, sz);
sz = g_strlen(s->password);
out_uint8(c->out_s, sz);
out_uint8p(c->out_s, s->password, sz);
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, size))
{
return SCP_CLIENT_STATE_NETWORK_ERR;
}
/* wait for response */
return _scp_v1c_check_response(c, s);
}
static int APP_CC
rdp_iso_send_msg(struct rdp_iso *self, struct stream *s, int code)
{
if (rdp_tcp_init(self->tcp_layer, s) != 0)
{
return 1;
}
out_uint8(s, 3);
out_uint8(s, 0);
out_uint16_be(s, 11); /* length */
out_uint8(s, 6);
out_uint8(s, code);
out_uint16_le(s, 0);
out_uint16_le(s, 0);
out_uint8(s, 0);
s_mark_end(s);
if (rdp_tcp_send(self->tcp_layer, s) != 0)
{
return 1;
}
return 0;
}
static BOOL
iso_send_connection_request(RDPCLIENT * This, char *cookie)
{
STREAM s;
int cookielen = (int)strlen(cookie);
int length = 11 + cookielen;
s = tcp_init(This, length);
if(s == NULL)
return False;
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, length); /* length */
out_uint8(s, length - 5); /* hdrlen */
out_uint8(s, ISO_PDU_CR);
out_uint16(s, 0); /* dst_ref */
out_uint16(s, 0); /* src_ref */
out_uint8(s, 0); /* class */
out_uint8p(s, cookie, cookielen);
s_mark_end(s);
return tcp_send(This, s);
}
/* Output TPKT header for length length.
* Length should include the TPKT header (4 bytes) */
static void
tpkt_output_header(STREAM s, int length)
{
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, length); /* length */
}
static void
iso_send_connection_request(char *username)
{
STREAM s;
int length = 30 + strlen(username);
s = tcp_init(length);
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, length); /* length */
out_uint8(s, length - 5); /* hdrlen */
out_uint8(s, ISO_PDU_CR);
out_uint16(s, 0); /* dst_ref */
out_uint16(s, 0); /* src_ref */
out_uint8(s, 0); /* class */
out_uint8p(s, "Cookie: mstshash=", strlen("Cookie: mstshash="));
out_uint8p(s, username, strlen(username));
out_uint8(s, 0x0d); /* Unknown */
out_uint8(s, 0x0a); /* Unknown */
s_mark_end(s);
tcp_send(s);
}
/* Send an fast path data PDU */
void
iso_fp_send(rdpIso * iso, STREAM s, uint32 flags)
{
int fp_flags;
int len;
int index;
fp_flags = (1 << 2) | 0; /* one event, fast path */
if (flags & SEC_ENCRYPT)
{
fp_flags |= 2 << 6; /* FASTPATH_INPUT_ENCRYPTED */
}
s_pop_layer(s, iso_hdr);
len = (int) (s->end - s->p);
out_uint8(s, fp_flags);
if (len >= 128)
{
out_uint16_be(s, len | 0x8000);
}
else
{
/* copy the bits up to pack and save 1 byte */
for (index = 3; index < len; index++)
{
s->data[index - 1] = s->data[index];
}
len--;
s->end--;
out_uint8(s, len);
}
tcp_send(iso->tcp, s);
}
static int APP_CC
xrdp_iso_send_connection_confirm(struct xrdp_iso* self, struct stream* s)
{
bool send_request_response = self->need_negotiation_response;
bool client_support_network_detection = self->mcs_layer->sec_layer->rdp_layer->client_info.support_network_detection;
int x224_len = 6;
int tpkt_len = 11;
if (xrdp_tcp_init(self->tcp_layer, s) != 0)
{
return 1;
}
if (send_request_response && client_support_network_detection)
{
x224_len += 8;
tpkt_len += 8;
}
out_uint8(s, 3); // TPKT version
out_uint8(s, 0); // TPKT reserved
out_uint16_be(s, tpkt_len); // TPKT length
out_uint8(s, x224_len); // X.224 length
out_uint8(s, ISO_PDU_CC); // X.224 type
out_uint16_be(s, 0); // X.224 dst
out_uint16_be(s, 0x1234); // X.224 src (bogus value)
out_uint8(s, 0); // X.224 class
// send Negotiation Response
if (send_request_response && client_support_network_detection)
{
unsigned char flags = 0;
flags = EXTENDED_CLIENT_DATA_SUPPORTED;
out_uint8(s, TYPE_RDP_NEG_RSP); // type
out_uint8(s, flags); // flags
out_uint16_le(s, RDP_NEG_RSP_LEN); // length
out_uint32_le(s, PROTOCOL_RDP); // protocol
}
s_mark_end(s);
if (xrdp_tcp_send(self->tcp_layer, s) != 0)
{
return 1;
}
return 0;
}
enum SCP_SERVER_STATES_E
scp_v0s_allow_connection(struct SCP_CONNECTION *c, SCP_DISPLAY d)
{
out_uint32_be(c->out_s, 0); /* version */
out_uint32_be(c->out_s, 14); /* size */
out_uint16_be(c->out_s, 3); /* cmd */
out_uint16_be(c->out_s, 1); /* data */
out_uint16_be(c->out_s, d); /* data */
s_mark_end(c->out_s);
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, c->out_s->end - c->out_s->data))
{
log_message(LOG_LEVEL_WARNING, "[v0:%d] connection aborted: network error", __LINE__);
return SCP_SERVER_STATE_NETWORK_ERR;
}
LOG_DBG("[v0:%d] connection terminated (allowed)", __LINE__);
return SCP_SERVER_STATE_OK;
}
enum SCP_SERVER_STATES_E
scp_v0s_deny_connection(struct SCP_CONNECTION *c)
{
out_uint32_be(c->out_s, 0); /* version */
out_uint32_be(c->out_s, 14); /* size */
out_uint16_be(c->out_s, 3); /* cmd */
out_uint16_be(c->out_s, 0); /* data = 0 - means NOT ok*/
out_uint16_be(c->out_s, 0); /* reserved for display number*/
s_mark_end(c->out_s);
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, c->out_s->end - c->out_s->data))
{
log_message(LOG_LEVEL_WARNING, "[v0:%d] connection aborted: network error", __LINE__);
return SCP_SERVER_STATE_NETWORK_ERR;
}
LOG_DBG("[v0:%d] connection terminated (denied)", __LINE__);
return SCP_SERVER_STATE_OK;
}
/* 002 */
enum SCP_SERVER_STATES_E
scp_v1s_mng_allow_connection(struct SCP_CONNECTION *c, struct SCP_SESSION *s)
{
init_stream(c->out_s, c->out_s->size);
out_uint32_be(c->out_s, 1);
/* packet size: 4 + 4 + 2 + 2 */
/* version + size + cmdset + cmd */
out_uint32_be(c->out_s, 12);
out_uint16_be(c->out_s, SCP_COMMAND_SET_MANAGE);
out_uint16_be(c->out_s, SCP_CMD_MNG_LOGIN_ALLOW);
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, 12))
{
return SCP_SERVER_STATE_NETWORK_ERR;
}
return _scp_v1s_mng_check_response(c, s);
}
/* Output an ASN.1 BER header */
void
ber_out_header(STREAM s, int tagval, int length)
{
if (tagval > 0xff)
{
out_uint16_be(s, tagval);
}
else
{
out_uint8(s, tagval);
}
if (length >= 0x80)
{
out_uint8(s, 0x82);
out_uint16_be(s, length);
}
else
out_uint8(s, length);
}
enum SCP_SERVER_STATES_E
scp_v0s_replyauthentication(struct SCP_CONNECTION *c, unsigned short int value)
{
out_uint32_be(c->out_s, 0); /* version */
out_uint32_be(c->out_s, 14); /* size */
/* cmd SCP_GW_AUTHENTICATION means authentication reply */
out_uint16_be(c->out_s, SCP_GW_AUTHENTICATION);
out_uint16_be(c->out_s, value); /* reply code */
out_uint16_be(c->out_s, 0); /* dummy data */
s_mark_end(c->out_s);
/* g_writeln("Total number of bytes that will be sent %d",c->out_s->end - c->out_s->data);*/
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, c->out_s->end - c->out_s->data))
{
/* until syslog merge log_message(s_log, LOG_LEVEL_WARNING, "[v0:%d] connection aborted: network error", __LINE__); */
return SCP_SERVER_STATE_NETWORK_ERR;
}
/* until syslog merge LOG_DBG(s_log, "[v0:%d] connection terminated (scp_v0s_deny_authentication)", __LINE__);*/
return SCP_SERVER_STATE_OK;
}
/* 032 */
enum SCP_SERVER_STATES_E
scp_v1s_connection_error(struct SCP_CONNECTION* c, char* error)
{
tui16 len;
len = g_strlen(error);
init_stream(c->out_s,c->out_s->size);
out_uint32_be(c->out_s, 1);
/* packet size: 4 + 4 + 2 + 2 + len */
/* version + size + cmdset + cmd */
out_uint32_be(c->out_s, (12 + len));
out_uint16_be(c->out_s, SCP_COMMAND_SET_DEFAULT);
out_uint16_be(c->out_s, SCP_CMD_CONN_ERROR);
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, (12 + len)))
{
return SCP_SERVER_STATE_NETWORK_ERR;
}
return SCP_SERVER_STATE_END;
}
/* Send an ISO data PDU */
BOOL
iso_send(RDPCLIENT * This, STREAM s)
{
uint16 length;
s_pop_layer(s, iso_hdr);
length = (uint16)(s->end - s->p);
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, length);
out_uint8(s, 2); /* hdrlen */
out_uint8(s, ISO_PDU_DT); /* code */
out_uint8(s, 0x80); /* eot */
return tcp_send(This, s);
}
/* Send an ISO data PDU */
void
iso_send(STREAM s)
{
uint16 length;
s_pop_layer(s, iso_hdr);
length = s->end - s->p;
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, length);
out_uint8(s, 2); /* hdrlen */
out_uint8(s, ISO_PDU_DT); /* code */
out_uint8(s, 0x80); /* eot */
tcp_send(s);
}
/* Send an ISO data PDU */
void
iso_send(rdpIso * iso, STREAM s)
{
uint16 length;
s_pop_layer(s, iso_hdr);
length = s->end - s->p;
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, length);
out_uint8(s, 2); /* hdrlen */
out_uint8(s, X224_TPDU_DATA); /* code */
out_uint8(s, 0x80); /* eot */
tcp_send(iso->tcp, s);
}
/* returns error */
int APP_CC
rdp_iso_send(struct rdp_iso* self, struct stream* s)
{
int len;
s_pop_layer(s, iso_hdr);
len = s->end - s->p;
out_uint8(s, 3);
out_uint8(s, 0);
out_uint16_be(s, len);
out_uint8(s, 2);
out_uint8(s, ISO_PDU_DT);
out_uint8(s, 0x80);
if (rdp_tcp_send(self->tcp_layer, s) != 0)
{
return 1;
}
return 0;
}
/* Send a self-contained ISO PDU */
static void
iso_send_msg(uint8 code)
{
STREAM s;
s = tcp_init(11);
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, 11); /* length */
out_uint8(s, 6); /* hdrlen */
out_uint8(s, code);
out_uint16(s, 0); /* dst_ref */
out_uint16(s, 0); /* src_ref */
out_uint8(s, 0); /* class */
s_mark_end(s);
tcp_send(s);
}
/* Output bitmap cache v2 capability set */
static void rdp_out_bmpcache2_caps(STREAM s) {
out_uint16_le(s, RDP_CAPSET_BMPCACHE2);
out_uint16_le(s, RDP_CAPLEN_BMPCACHE2);
out_uint16_le(s, g_bitmap_cache_persist_enable ? 2 : 0);
/* version */
out_uint16_be(s, 3);
/* number of caches in this set */
/* max cell size for cache 0 is 16x16, 1 = 32x32, 2 = 64x64, etc */
out_uint32_le(s, BMPCACHE2_C0_CELLS);
out_uint32_le(s, BMPCACHE2_C1_CELLS);
if (pstcache_init(2)) {
out_uint32_le(s, BMPCACHE2_NUM_PSTCELLS | BMPCACHE2_FLAG_PERSIST);
} else {
out_uint32_le(s, BMPCACHE2_C2_CELLS);
}out_uint8s(s, 20);
/* other bitmap caches not used */
}
static void
iso_send_connection_request(char *username)
{
STREAM s;
int length = 30 + strlen(username);
if (g_rdp_version >= RDP_V5 && g_negotiate_rdp_protocol)
length += 8;
s = tcp_init(length);
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, length); /* length */
out_uint8(s, length - 5); /* hdrlen */
out_uint8(s, ISO_PDU_CR);
out_uint16(s, 0); /* dst_ref */
out_uint16(s, 0); /* src_ref */
out_uint8(s, 0); /* class */
out_uint8p(s, "Cookie: mstshash=", strlen("Cookie: mstshash="));
out_uint8p(s, username, strlen(username));
out_uint8(s, 0x0d); /* cookie termination string: CR+LF */
out_uint8(s, 0x0a);
if (g_rdp_version >= RDP_V5 && g_negotiate_rdp_protocol)
{
/* optional rdp protocol negotiation request for RDPv5 */
out_uint8(s, RDP_NEG_REQ);
out_uint8(s, 0);
out_uint16(s, 8);
out_uint32(s, PROTOCOL_SSL);
}
s_mark_end(s);
tcp_send(s);
}
/* Send a self-contained ISO PDU */
static BOOL
iso_send_msg(RDPCLIENT * This, uint8 code)
{
STREAM s;
s = tcp_init(This, 11);
if(s == NULL)
return False;
out_uint8(s, 3); /* version */
out_uint8(s, 0); /* reserved */
out_uint16_be(s, 11); /* length */
out_uint8(s, 6); /* hdrlen */
out_uint8(s, code);
out_uint16(s, 0); /* dst_ref */
out_uint16(s, 0); /* src_ref */
out_uint8(s, 0); /* class */
s_mark_end(s);
return tcp_send(This, s);
}
/* Output an ASN.1 BER integer */
void
ber_out_integer(STREAM s, int value)
{
ber_out_header(s, BER_TAG_INTEGER, 2);
out_uint16_be(s, value);
}
static int APP_CC
xrdp_mm_send_login(struct xrdp_mm* self)
{
struct stream * s = (struct stream *)NULL;
int rv = 0;
int index = 0;
int count = 0;
char * username = (char *)NULL;
char * password = (char *)NULL;
char * name = (char *)NULL;
char * value = (char *)NULL;
xrdp_wm_log_msg(self->wm, "sending login info to session manager, "
"please wait...");
username = 0;
password = 0;
self->code = 0;
count = self->login_names->count;
for (index = 0; index < count; index++)
{
name = (char*)list_get_item(self->login_names, index);
value = (char*)list_get_item(self->login_values, index);
if (g_strcasecmp(name, "username") == 0)
{
username = value;
}
else if (g_strcasecmp(name, "password") == 0)
{
password = value;
}
else if (g_strcasecmp(name, "lib") == 0)
{
if ((g_strcasecmp(value, "libxup.so") == 0) ||
(g_strcasecmp(value, "xup.dll") == 0))
{
self->code = 10;
}
}
}
if ((username == 0) || (password == 0))
{
xrdp_wm_log_msg(self->wm, "Error finding username and password");
return 1;
}
s = trans_get_out_s(self->sesman_trans, 8192);
s_push_layer(s, channel_hdr, 8);
/* this code is either 0 for Xvnc or 10 for X11rdp */
out_uint16_be(s, self->code);
index = g_strlen(username);
out_uint16_be(s, index);
out_uint8a(s, username, index);
index = g_strlen(password);
out_uint16_be(s, index);
out_uint8a(s, password, index);
out_uint16_be(s, self->wm->screen->width);
out_uint16_be(s, self->wm->screen->height);
out_uint16_be(s, self->wm->screen->bpp);
/* send domain */
index = g_strlen(self->wm->client_info->domain);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->domain, index);
/* send program / shell */
index = g_strlen(self->wm->client_info->program);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->program, index);
/* send directory */
index = g_strlen(self->wm->client_info->directory);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->directory, index);
/* send client ip */
index = g_strlen(self->wm->client_info->client_ip);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->client_ip, index);
s_mark_end(s);
s_pop_layer(s, channel_hdr);
out_uint32_be(s, 0); /* version */
index = (int)(s->end - s->data);
out_uint32_be(s, index); /* size */
rv = trans_force_write(self->sesman_trans);
if (rv != 0) {
xrdp_wm_log_msg(self->wm, "xrdp_mm_send_login: xrdp_mm_send_login failed");
}
return rv;
}
int APP_CC
xrdp_caps_send_demand_active(struct xrdp_rdp *self)
{
struct stream *s;
int caps_count;
int caps_size;
int codec_caps_count;
int codec_caps_size;
int flags;
char *caps_count_ptr;
char *caps_size_ptr;
char *caps_ptr;
char *codec_caps_count_ptr;
char *codec_caps_size_ptr;
make_stream(s);
init_stream(s, 8192);
DEBUG(("in xrdp_caps_send_demand_active"));
if (xrdp_rdp_init(self, s) != 0)
{
free_stream(s);
return 1;
}
caps_count = 0;
out_uint32_le(s, self->share_id);
out_uint16_le(s, 4); /* 4 chars for RDP\0 */
/* 2 bytes size after num caps, set later */
caps_size_ptr = s->p;
out_uint8s(s, 2);
out_uint8a(s, "RDP", 4);
/* 4 byte num caps, set later */
caps_count_ptr = s->p;
out_uint8s(s, 4);
caps_ptr = s->p;
/* Output share capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_SHARE);
out_uint16_le(s, RDP_CAPLEN_SHARE);
out_uint16_le(s, self->mcs_channel);
out_uint16_be(s, 0xb5e2); /* 0x73e1 */
/* Output general capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_GENERAL); /* 1 */
out_uint16_le(s, RDP_CAPLEN_GENERAL); /* 24(0x18) */
out_uint16_le(s, 1); /* OS major type */
out_uint16_le(s, 3); /* OS minor type */
out_uint16_le(s, 0x200); /* Protocol version */
out_uint16_le(s, 0); /* pad */
out_uint16_le(s, 0); /* Compression types */
/* NO_BITMAP_COMPRESSION_HDR 0x0400
FASTPATH_OUTPUT_SUPPORTED 0x0001 */
if (self->client_info.use_fast_path & 1)
{
out_uint16_le(s, 0x401);
}
else
{
out_uint16_le(s, 0x400);
}
out_uint16_le(s, 0); /* Update capability */
out_uint16_le(s, 0); /* Remote unshare capability */
out_uint16_le(s, 0); /* Compression level */
out_uint16_le(s, 0); /* Pad */
/* Output bitmap capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_BITMAP); /* 2 */
out_uint16_le(s, RDP_CAPLEN_BITMAP); /* 28(0x1c) */
out_uint16_le(s, self->client_info.bpp); /* Preferred BPP */
out_uint16_le(s, 1); /* Receive 1 BPP */
out_uint16_le(s, 1); /* Receive 4 BPP */
out_uint16_le(s, 1); /* Receive 8 BPP */
out_uint16_le(s, self->client_info.width); /* width */
out_uint16_le(s, self->client_info.height); /* height */
out_uint16_le(s, 0); /* Pad */
out_uint16_le(s, 1); /* Allow resize */
out_uint16_le(s, 1); /* bitmap compression */
out_uint16_le(s, 0); /* unknown */
out_uint16_le(s, 0); /* unknown */
out_uint16_le(s, 0); /* pad */
/* Output font capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_FONT); /* 14 */
out_uint16_le(s, RDP_CAPLEN_FONT); /* 4 */
/* Output order capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_ORDER); /* 3 */
out_uint16_le(s, RDP_CAPLEN_ORDER); /* 88(0x58) */
out_uint8s(s, 16);
out_uint32_be(s, 0x40420f00);
out_uint16_le(s, 1); /* Cache X granularity */
out_uint16_le(s, 20); /* Cache Y granularity */
out_uint16_le(s, 0); /* Pad */
out_uint16_le(s, 1); /* Max order level */
out_uint16_le(s, 0x2f); /* Number of fonts */
out_uint16_le(s, 0x22); /* Capability flags */
/* caps */
out_uint8(s, 1); /* NEG_DSTBLT_INDEX 0x00 0 */
out_uint8(s, 1); /* NEG_PATBLT_INDEX 0x01 1 */
out_uint8(s, 1); /* NEG_SCRBLT_INDEX 0x02 2 */
out_uint8(s, 1); /* NEG_MEMBLT_INDEX 0x03 3 */
out_uint8(s, 0); /* NEG_MEM3BLT_INDEX 0x04 4 */
out_uint8(s, 0); /* NEG_ATEXTOUT_INDEX 0x05 5 */
out_uint8(s, 0); /* NEG_AEXTTEXTOUT_INDEX 0x06 6 */
out_uint8(s, 0); /* NEG_DRAWNINEGRID_INDEX 0x07 7 */
out_uint8(s, 1); /* NEG_LINETO_INDEX 0x08 8 */
out_uint8(s, 0); /* NEG_MULTI_DRAWNINEGRID_INDEX 0x09 9 */
out_uint8(s, 1); /* NEG_OPAQUE_RECT_INDEX 0x0A 10 */
out_uint8(s, 0); /* NEG_SAVEBITMAP_INDEX 0x0B 11 */
out_uint8(s, 0); /* NEG_WTEXTOUT_INDEX 0x0C 12 */
out_uint8(s, 0); /* NEG_MEMBLT_V2_INDEX 0x0D 13 */
out_uint8(s, 0); /* NEG_MEM3BLT_V2_INDEX 0x0E 14 */
out_uint8(s, 0); /* NEG_MULTIDSTBLT_INDEX 0x0F 15 */
out_uint8(s, 0); /* NEG_MULTIPATBLT_INDEX 0x10 16 */
out_uint8(s, 0); /* NEG_MULTISCRBLT_INDEX 0x11 17 */
out_uint8(s, 1); /* NEG_MULTIOPAQUERECT_INDEX 0x12 18 */
out_uint8(s, 0); /* NEG_FAST_INDEX_INDEX 0x13 19 */
out_uint8(s, 0); /* NEG_POLYGON_SC_INDEX 0x14 20 */
out_uint8(s, 0); /* NEG_POLYGON_CB_INDEX 0x15 21 */
out_uint8(s, 0); /* NEG_POLYLINE_INDEX 0x16 22 */
out_uint8(s, 0); /* unused 0x17 23 */
out_uint8(s, 0); /* NEG_FAST_GLYPH_INDEX 0x18 24 */
out_uint8(s, 0); /* NEG_ELLIPSE_SC_INDEX 0x19 25 */
out_uint8(s, 0); /* NEG_ELLIPSE_CB_INDEX 0x1A 26 */
out_uint8(s, 1); /* NEG_GLYPH_INDEX_INDEX 0x1B 27 */
out_uint8(s, 0); /* NEG_GLYPH_WEXTTEXTOUT_INDEX 0x1C 28 */
out_uint8(s, 0); /* NEG_GLYPH_WLONGTEXTOUT_INDEX 0x1D 29 */
out_uint8(s, 0); /* NEG_GLYPH_WLONGEXTTEXTOUT_INDEX 0x1E 30 */
out_uint8(s, 0); /* unused 0x1F 31 */
out_uint16_le(s, 0x6a1);
/* declare support of bitmap cache rev3 */
out_uint16_le(s, XR_ORDERFLAGS_EX_CACHE_BITMAP_REV3_SUPPORT);
out_uint32_le(s, 0x0f4240); /* desk save */
out_uint32_le(s, 0x0f4240); /* desk save */
out_uint32_le(s, 1); /* ? */
out_uint32_le(s, 0); /* ? */
/* Output bmpcodecs capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_BMPCODECS);
codec_caps_size_ptr = s->p;
out_uint8s(s, 2); /* cap len set later */
codec_caps_count = 0;
codec_caps_count_ptr = s->p;
out_uint8s(s, 1); /* bitmapCodecCount set later */
/* nscodec */
codec_caps_count++;
out_uint8a(s, XR_CODEC_GUID_NSCODEC, 16);
out_uint8(s, 1); /* codec id, must be 1 */
out_uint16_le(s, 3); /* codecPropertiesLength */
out_uint8(s, 0x01); /* fAllowDynamicFidelity */
out_uint8(s, 0x01); /* fAllowSubsampling */
out_uint8(s, 0x03); /* colorLossLevel */
#if defined(XRDP_RFXCODEC) || defined(XRDP_NEUTRINORDP)
/* remotefx */
codec_caps_count++;
out_uint8a(s, XR_CODEC_GUID_REMOTEFX, 16);
out_uint8(s, 0); /* codec id, client sets */
out_uint16_le(s, 4); /* codecPropertiesLength */
out_uint32_le(s, 0); /* reserved */
/* image remotefx */
codec_caps_count++;
out_uint8a(s, XR_CODEC_GUID_IMAGE_REMOTEFX, 16);
out_uint8(s, 0); /* codec id, client sets */
out_uint16_le(s, 4); /* codecPropertiesLength */
out_uint32_le(s, 0); /* reserved */
#endif
/* jpeg */
codec_caps_count++;
out_uint8a(s, XR_CODEC_GUID_JPEG, 16);
out_uint8(s, 0); /* codec id, client sets */
out_uint16_le(s, 1); /* codecPropertiesLength */
out_uint8(s, 75); /* jpeg compression ratio */
/* calculate and set size and count */
codec_caps_size = (int)(s->p - codec_caps_size_ptr);
codec_caps_size += 2; /* 2 bytes for RDP_CAPSET_BMPCODECS above */
codec_caps_size_ptr[0] = codec_caps_size;
codec_caps_size_ptr[1] = codec_caps_size >> 8;
codec_caps_count_ptr[0] = codec_caps_count;
/* Output color cache capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_COLCACHE);
out_uint16_le(s, RDP_CAPLEN_COLCACHE);
out_uint16_le(s, 6); /* cache size */
out_uint16_le(s, 0); /* pad */
/* Output pointer capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_POINTER);
out_uint16_le(s, RDP_CAPLEN_POINTER);
out_uint16_le(s, 1); /* Colour pointer */
out_uint16_le(s, 0x19); /* Cache size */
out_uint16_le(s, 0x19); /* Cache size */
/* Output input capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_INPUT); /* 13(0xd) */
out_uint16_le(s, RDP_CAPLEN_INPUT); /* 88(0x58) */
flags = INPUT_FLAG_SCANCODES | INPUT_FLAG_MOUSEX | INPUT_FLAG_UNICODE;
if (self->client_info.use_fast_path & 2)
{
flags |= INPUT_FLAG_FASTPATH_INPUT | INPUT_FLAG_FASTPATH_INPUT2;
}
out_uint16_le(s, flags);
out_uint8s(s, 82);
/* Remote Programs Capability Set */
caps_count++;
out_uint16_le(s, 0x0017); /* CAPSETTYPE_RAIL */
out_uint16_le(s, 8);
out_uint32_le(s, 3); /* TS_RAIL_LEVEL_SUPPORTED
TS_RAIL_LEVEL_DOCKED_LANGBAR_SUPPORTED */
/* Window List Capability Set */
caps_count++;
out_uint16_le(s, 0x0018); /* CAPSETTYPE_WINDOW */
out_uint16_le(s, 11);
out_uint32_le(s, 2); /* TS_WINDOW_LEVEL_SUPPORTED_EX */
out_uint8(s, 3); /* NumIconCaches */
out_uint16_le(s, 12); /* NumIconCacheEntries */
/* 6 - bitmap cache v3 codecid */
caps_count++;
out_uint16_le(s, 0x0006);
out_uint16_le(s, 5);
out_uint8(s, 0); /* client sets */
if (self->client_info.use_fast_path & FASTPATH_OUTPUT_SUPPORTED) /* fastpath output on */
{
/* multifragment update */
caps_count++;
out_uint16_le(s, RDP_CAPSET_MULTIFRAGMENT); /* 26 CAPSETTYPE_MULTIFRAGMENTUPDATE */
out_uint16_le(s, RDP_CAPLEN_MULTIFRAGMENT);
out_uint32_le(s, 3 * 1024 * 1024); /* 3MB */
/* frame acks */
caps_count++;
out_uint16_le(s, RDP_CAPSET_FRAME_ACKNOWLEDGE); /* CAPSETTYPE_FRAME_ACKNOWLEDGE */
out_uint16_le(s, RDP_CAPLEN_FRAME_ACKNOWLEDGE);
out_uint32_le(s, 2); /* 2 frames in flight */
/* surface commands */
caps_count++;
out_uint16_le(s, RDP_CAPSET_SURFCMDS); /* CAPSETTYPE_SURFACE_COMMANDS */
out_uint16_le(s, RDP_CAPLEN_SURFCMDS); /* lengthCapability */
out_uint32_le(s, (SURFCMDS_SETSURFACEBITS |
SURFCMDS_FRAMEMARKER |
SURFCMDS_STREAMSUFRACEBITS)); /* cmdFlags */
out_uint32_le(s, 0); /* reserved */
}
out_uint8s(s, 4); /* pad */
s_mark_end(s);
caps_size = (int)(s->end - caps_ptr);
caps_size_ptr[0] = caps_size;
caps_size_ptr[1] = caps_size >> 8;
caps_count_ptr[0] = caps_count;
caps_count_ptr[1] = caps_count >> 8;
caps_count_ptr[2] = caps_count >> 16;
caps_count_ptr[3] = caps_count >> 24;
if (xrdp_rdp_send(self, s, RDP_PDU_DEMAND_ACTIVE) != 0)
{
free_stream(s);
return 1;
}
DEBUG(("out (1) xrdp_caps_send_demand_active"));
/* send Monitor Layout PDU for dual monitor */
if (self->client_info.monitorCount > 0 &&
self->client_info.multimon == 1)
{
DEBUG(("xrdp_caps_send_demand_active: sending monitor layout pdu"));
if (xrdp_caps_send_monitorlayout(self) != 0)
{
g_writeln("xrdp_caps_send_demand_active: error sending monitor layout pdu");
}
}
free_stream(s);
return 0;
}
/* 001 */
enum SCP_CLIENT_STATES_E
scp_v1c_mng_connect(struct SCP_CONNECTION *c, struct SCP_SESSION *s)
{
tui8 sz;
tui32 size;
init_stream(c->out_s, c->out_s->size);
init_stream(c->in_s, c->in_s->size);
size = 12 + 4 + g_strlen(s->hostname) + g_strlen(s->username) +
g_strlen(s->password);
if (s->addr_type == SCP_ADDRESS_TYPE_IPV4)
{
size = size + 4;
}
else
{
size = size + 16;
}
/* sending request */
/* header */
out_uint32_be(c->out_s, 1); /* version */
out_uint32_be(c->out_s, size);
out_uint16_be(c->out_s, SCP_COMMAND_SET_MANAGE);
out_uint16_be(c->out_s, SCP_CMD_MNG_LOGIN);
/* data */
sz = g_strlen(s->username);
out_uint8(c->out_s, sz);
out_uint8p(c->out_s, s->username, sz);
sz = g_strlen(s->password);
out_uint8(c->out_s, sz);
out_uint8p(c->out_s, s->password, sz);
/* address */
out_uint8(c->out_s, s->addr_type);
if (s->addr_type == SCP_ADDRESS_TYPE_IPV4)
{
out_uint32_be(c->out_s, s->ipv4addr);
}
else
{
out_uint8p(c->out_s, s->ipv6addr, 16);
}
/* hostname */
sz = g_strlen(s->hostname);
out_uint8(c->out_s, sz);
out_uint8p(c->out_s, s->hostname, sz);
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, size))
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: network error", __LINE__);
return SCP_CLIENT_STATE_NETWORK_ERR;
}
/* wait for response */
return _scp_v1c_mng_check_response(c, s);
}
/* 004 */
enum SCP_CLIENT_STATES_E
scp_v1c_mng_get_session_list(struct SCP_CONNECTION *c, int *scount,
struct SCP_DISCONNECTED_SESSION **s)
{
tui32 version = 1;
tui32 size = 12;
tui16 cmd = SCP_CMD_MNG_LIST_REQ; /* request session list */
tui32 sescnt = 0; /* total session number */
tui32 sestmp = 0; /* additional total session number */
tui8 pktcnt = 0; /* packet session count */
tui32 totalcnt = 0; /* session counter */
tui8 continued = 0; /* continue flag */
int firstpkt = 1; /* "first packet" flag */
int idx;
struct SCP_DISCONNECTED_SESSION *ds = 0;
// tui8 addr[16];
init_stream(c->out_s, c->out_s->size);
/* we request session list */
out_uint32_be(c->out_s, version); /* version */
out_uint32_be(c->out_s, size); /* size */
out_uint16_be(c->out_s, SCP_COMMAND_SET_MANAGE); /* cmdset */
out_uint16_be(c->out_s, cmd); /* cmd */
if (0 != scp_tcp_force_send(c->in_sck, c->out_s->data, size))
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: network error", __LINE__);
return SCP_CLIENT_STATE_NETWORK_ERR;
}
do
{
/* then we wait for server response */
init_stream(c->in_s, c->in_s->size);
if (0 != scp_tcp_force_recv(c->in_sck, c->in_s->data, 8))
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: network error", __LINE__);
return SCP_CLIENT_STATE_NETWORK_ERR;
}
in_uint32_be(c->in_s, version);
if (version != 1)
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: version error", __LINE__);
return SCP_CLIENT_STATE_VERSION_ERR;
}
in_uint32_be(c->in_s, size);
if (size < 12)
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: size error", __LINE__);
return SCP_CLIENT_STATE_SIZE_ERR;
}
init_stream(c->in_s, c->in_s->size);
if (0 != scp_tcp_force_recv(c->in_sck, c->in_s->data, size - 8))
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: network error", __LINE__);
return SCP_CLIENT_STATE_NETWORK_ERR;
}
in_uint16_be(c->in_s, cmd);
if (cmd != SCP_COMMAND_SET_MANAGE)
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: sequence error", __LINE__);
return SCP_CLIENT_STATE_SEQUENCE_ERR;
}
in_uint16_be(c->in_s, cmd);
if (cmd != SCP_CMD_MNG_LIST) /* session list */
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: sequence error", __LINE__);
return SCP_CLIENT_STATE_SEQUENCE_ERR;
}
if (firstpkt)
{
firstpkt = 0;
in_uint32_be(c->in_s, sescnt);
sestmp = sescnt;
if (0 == sescnt)
{
/* return data... */
(*scount) = sescnt;
(*s) = NULL;
LOG_DBG("[v1c_mng] end list - no session on TS");
return SCP_CLIENT_STATE_LIST_OK;
}
ds = g_malloc(sizeof(struct SCP_DISCONNECTED_SESSION) * sescnt, 0);
if (ds == 0)
{
log_message(LOG_LEVEL_WARNING, "[v1c_mng:%d] connection aborted: internal error", __LINE__);
return SCP_CLIENT_STATE_INTERNAL_ERR;
}
}
else
{
in_uint32_be(c->in_s, sestmp);
}
in_uint8(c->in_s, continued);
in_uint8(c->in_s, pktcnt);
for (idx = 0; idx < pktcnt; idx++)
{
in_uint32_be(c->in_s, (ds[totalcnt]).SID); /* session id */
in_uint8(c->in_s, (ds[totalcnt]).type);
in_uint16_be(c->in_s, (ds[totalcnt]).height);
in_uint16_be(c->in_s, (ds[totalcnt]).width);
in_uint8(c->in_s, (ds[totalcnt]).bpp);
in_uint8(c->in_s, (ds[totalcnt]).idle_days);
in_uint8(c->in_s, (ds[totalcnt]).idle_hours);
in_uint8(c->in_s, (ds[totalcnt]).idle_minutes);
in_uint16_be(c->in_s, (ds[totalcnt]).conn_year);
in_uint8(c->in_s, (ds[totalcnt]).conn_month);
in_uint8(c->in_s, (ds[totalcnt]).conn_day);
in_uint8(c->in_s, (ds[totalcnt]).conn_hour);
in_uint8(c->in_s, (ds[totalcnt]).conn_minute);
in_uint8(c->in_s, (ds[totalcnt]).addr_type);
if ((ds[totalcnt]).addr_type == SCP_ADDRESS_TYPE_IPV4)
{
in_uint32_be(c->in_s, (ds[totalcnt]).ipv4addr);
}
if ((ds[totalcnt]).addr_type == SCP_ADDRESS_TYPE_IPV6)
{
in_uint8a(c->in_s, (ds[totalcnt]).ipv6addr, 16);
}
totalcnt++;
}
}
while (continued);
/* return data... */
(*scount) = sescnt;
(*s) = ds;
LOG_DBG("[v1c_mng] end list");
return SCP_CLIENT_STATE_LIST_OK;
}
