#define POINTER_EVENT 5
#define CLIENT_CUT_TEXT 6
-#define RFB_BUF_SIZE 2048
+#define RFB_BUF_SIZE 64
struct pixel_format {
uint8_t bpp;
char next_update_incremental;
struct fb_update_req client_interest_area;
- int needs_updated;
+ uint8_t needs_updated;
+ uint8_t sending;
};
static struct server_init_message server_info;
static void init_server_info() {
- server_info.name_length = 8;
+ server_info.name_length = htonl(8);
memcpy(server_info.name_string, "NetWatch", 8);
}
static void update_server_info() {
if (fb != NULL) {
- server_info.fb_width = fb->curmode.xres;
- server_info.fb_height = fb->curmode.yres;
+ outputf("RFB: setting fmt %d", fb->curmode.format);
+ server_info.fb_width = htons(fb->curmode.xres);
+ server_info.fb_height = htons(fb->curmode.yres);
switch (fb->curmode.format) {
case FB_RGB888:
server_info.fmt.bpp = 32;
server_info.fmt.depth = 24;
server_info.fmt.big_endian = 0;
server_info.fmt.true_color = 1;
- server_info.fmt.red_max = 255;
- server_info.fmt.green_max = 255;
- server_info.fmt.blue_max = 255;
+ server_info.fmt.red_max = htons(255);
+ server_info.fmt.green_max = htons(255);
+ server_info.fmt.blue_max = htons(255);
server_info.fmt.red_shift = 0;
server_info.fmt.green_shift = 8;
server_info.fmt.blue_shift = 16;
outputf("RFB: unknown fb fmt %d", fb->curmode.format);
break;
}
+ } else {
+ outputf("RFB: fb null");
}
}
+static void start_send(struct tcp_pcb *pcb, struct rfb_state *state) {
+ /* ... */
+}
+
static void close_conn(struct tcp_pcb *pcb, struct rfb_state *state) {
tcp_arg(pcb, NULL);
tcp_sent(pcb, NULL);
};
static enum fsm_result recv_fsm(struct tcp_pcb *pcb, struct rfb_state *state) {
+ int i;
+ int pktsize;
+
+ outputf("RFB FSM: st %d rp %d wp %d", state->state, state->readpos,
+ state->writepos);
switch(state->state) {
case ST_BEGIN:
state->readpos += 12;
state->state = ST_CLIENTINIT;
- /* We support one security type, currently "none". */
+ /* We support one security type, currently "none".
+ * Send that and SecurityResult. */
if (state->version >= 7) {
- tcp_write(pcb, "\x01\x01", 2, 0);
+ tcp_write(pcb, "\x01\x01\x00\x00\x00\x00", 6, 0);
} else {
- tcp_write(pcb, "\x01", 1, 0);
+ tcp_write(pcb, "\x01\x00\x00\x00\x00", 5, 0);
}
- /* ... and go right ahead and send SecurityResult message. */
- tcp_write(pcb, "\x00\x00\x00\x01", 4, 0);
tcp_output(pcb);
return OK;
case ST_CLIENTINIT:
- if (state->writepos < 1) return NEEDMORE;
- state->readpos += 1;
+ if (state->version >= 7) {
+ /* Ignore the security type and ClientInit */
+ if (state->writepos < 2) return NEEDMORE;
+ state->readpos += 2;
+ } else {
+ /* Just ClientInit */
+ if (state->writepos < 1) return NEEDMORE;
+ state->readpos += 1;
+ }
+
state->state = ST_MAIN;
+ outputf("RFB: Sending server info", state->version);
tcp_write(pcb, &server_info, sizeof(server_info), 0);
tcp_output(pcb);
case ST_MAIN:
if (state->writepos < 1) return NEEDMORE;
+ outputf("RFB: cmd %d", state->data[0]);
switch (state->data[0]) {
case SET_PIXEL_FORMAT:
/* SetPixelFormat */
if (state->writepos < (sizeof(struct pixel_format) + 4))
return NEEDMORE;
+ outputf("RFB: SetPixelFormat");
/*
struct pixel_format * new_fmt =
(struct pixel_format *)(&state->data[4]);
struct set_encs_req * req = (struct set_encs_req *)state->data;
- if (state->writepos < (sizeof(struct set_encs_req)
- + 4 * req->num))
- return NEEDMORE;
+ pktsize = sizeof(struct set_encs_req) + (4 * ntohs(req->num));
- /* XXX ... */
+ outputf("RFB: SetEncodings [%d]", ntohs(req->num));
+ if (state->writepos < pktsize) return NEEDMORE;
+
+ for (i = 0; i < ntohs(req->num); i++) {
+ outputf("RFB: Encoding: %d", ntohl(req->encodings[i]));
+ /* XXX ... */
- state->readpos += (4 * req->num) + sizeof(struct set_encs_req);
+ }
+
+ state->readpos += pktsize;
return OK;
case FB_UPDATE_REQUEST:
if (state->writepos < sizeof(struct fb_update_req))
return NEEDMORE;
+ outputf("RFB: UpdateRequest");
state->needs_updated = 1;
memcpy(&state->client_interest_area, state->data,
case KEY_EVENT:
if (state->writepos < sizeof(struct key_event_pkt))
return NEEDMORE;
+ outputf("RFB: Key");
/* XXX stub */
case POINTER_EVENT:
if (state->writepos < sizeof(struct pointer_event_pkt))
return NEEDMORE;
+ outputf("RFB: Pointer");
/* XXX stub */
case CLIENT_CUT_TEXT:
if (state->writepos < sizeof(struct text_event_pkt))
return NEEDMORE;
+ outputf("RFB: Cut Text");
struct text_event_pkt * pkt =
(struct text_event_pkt *)state->data;
outputf("RFB: Processing %d", p->tot_len);
pbuf_copy_partial(p, state->data + state->writepos, p->tot_len, 0);
+ state->writepos += p->tot_len;
+
tcp_recved(pcb, p->tot_len);
pbuf_free(p);
while (1) {
switch (recv_fsm(pcb, state)) {
case NEEDMORE:
+ outputf("RFB FSM: blocking");
/* Need more data */
return ERR_OK;
case OK:
+ outputf("RFB FSM: ok");
+
+ /* Might as well send now... */
+ if (state->needs_updated && !state->sending) {
+ start_send(pcb, state);
+ }
+
if (state->readpos == state->writepos) {
state->readpos = 0;
state->writepos = 0;
state = (struct rfb_state *)mem_malloc(sizeof(struct rfb_state));
+ state->state = ST_BEGIN;
+ state->readpos = 0;
+ state->writepos = 0;
+ state->needs_updated = 0;
+ state->sending = 0;
+
/* XXX: update_server_info() should be called from the 64ms timer, and deal
* with screen resizes appropriately. */
update_server_info();
git.joshuawise.com / netwatch.git / blobdiff