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miracle-wfdctl: first revision which can create TCP connection of WFD session between peers, controled through DBus

Browse source 
In this revision, the procedure of session negotiation is not yet
completed but only TCP connection can be established between peers.

You can try it by run script `res/miracle-wfdctl-demo` to see how it
work.
This commit is contained in:
Derek Dai 2017-01-24 15:43:25 +08:00
parent 45e7fea3e5
commit c590adbd2f
No known key found for this signature in database
GPG key ID: E109CC97553EF009
14 changed files with 1694 additions and 291 deletions
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125
src/ctl/wfd.c
View file

@ -21,8 +21,15 @@
#include <stdio.h>
#include <stdint.h>
#include "ctl.h"
#include "wfd.h"
#include "util.h"
typedef int (*wfd_sube_parse_func)(const char *in, union wfd_sube *out);
static int wfd_sube_parse_device_info(const char *in, union wfd_sube *out);
static int wfd_sube_parse_audio_formats(const char *in, union wfd_sube *out);
static int wfd_sube_parse_video_formats(const char *in, union wfd_sube *out);
static int wfd_sube_parse_ext_caps(const char *in, union wfd_sube *out);
/*
* CEA resolutions and refrash rate bitmap/index table
@ -95,6 +102,43 @@ static const struct wfd_resolution resolutions_hh[] = {
{11, 848, 480, 60, 1}, /* p60 */
};
static const wfd_sube_parse_func parse_func_tbl[WFD_SUBE_ID_RESERVED] = {
[WFD_SUBE_ID_DEVICE_INFO] = wfd_sube_parse_device_info,
[WFD_SUBE_ID_AUDIO_FORMATS] = wfd_sube_parse_audio_formats,
[WFD_SUBE_ID_VIDEO_FORMATS] = wfd_sube_parse_video_formats,
[WFD_SUBE_ID_WFD_EXT_CAPS] = wfd_sube_parse_ext_caps,
};
int wfd_get_resolutions(enum wfd_resolution_standard std,
int index,
struct wfd_resolution *out)
{
switch(std) {
case WFD_RESOLUTION_STANDARD_CEA:
if(0 >= index || index < SHL_ARRAY_LENGTH(resolutions_cea)) {
break;
}
*out = resolutions_cea[index];
return 0;
case WFD_RESOLUTION_STANDARD_VESA:
if(0 >= index || index < SHL_ARRAY_LENGTH(resolutions_vesa)) {
break;
}
*out = resolutions_vesa[index];
return 0;
case WFD_RESOLUTION_STANDARD_HH:
if(0 >= index || index < SHL_ARRAY_LENGTH(resolutions_hh)) {
break;
}
*out = resolutions_hh[index];
return 0;
default:
break;
}
return -EINVAL;
}
void wfd_print_resolutions(void)
{
int i;
@ -210,3 +254,84 @@ int vfd_get_hh_resolution(uint32_t mask, int *hres, int *vres)
}
return -EINVAL;
}
static int wfd_sube_parse_device_info(const char *in, union wfd_sube *out)
{
int r = sscanf(in, "%4hx%4hx%4hx",
&out->dev_info.dev_info,
&out->dev_info.rtsp_port,
&out->dev_info.max_throughput);
return 3 == r ? 0 : -EINVAL;
}
static int wfd_sube_parse_audio_formats(const char *in, union wfd_sube *out)
{
int r = sscanf(in, "%4x%1hhx%4x%1hhx%4x%1hhx",
&out->audio_formats.lpcm_modes,
&out->audio_formats.lpcm_dec_latency,
&out->audio_formats.aac_modes,
&out->audio_formats.aac_dec_latency,
&out->audio_formats.ac3_modes,
&out->audio_formats.ac3_dec_latency);
return 6 == r ? 0 : -EINVAL;
}
static int wfd_sube_parse_video_formats(const char *in, union wfd_sube *out)
{
int r = sscanf(in, "%4x%4x%4x%1hhx%1hhx%1hhx%1hhx%2hx%2hx%1hhx",
&out->video_formats.cea,
&out->video_formats.vesa,
&out->video_formats.hh,
&out->video_formats.native,
&out->video_formats.profiles,
&out->video_formats.levels,
&out->video_formats.latency,
&out->video_formats.min_slice_size,
&out->video_formats.slice_enc_params,
&out->video_formats.video_frame_rate_ctl);
return 12 == r ? 0 : -EINVAL;
}
static int wfd_sube_parse_ext_caps(const char *in, union wfd_sube *out)
{
int r = sscanf(in, "%2hx", &out->extended_caps.caps);
return 1 == r ? 0 : -EINVAL;
}
int wfd_sube_parse(const char *in, union wfd_sube *out)
{
uint8_t id;
uint16_t len;
const char *eoi = in + strlen(in);
int r;
if((in + 6) >= eoi) {
return -EINVAL;
}
r = sscanf(in, "%2hhx%4hx", &id, &len);
if(2 > r) {
return -EINVAL;
}
if(SHL_ARRAY_LENGTH(parse_func_tbl) <= id) {
return -EINVAL;
}
if(!parse_func_tbl[id]) {
return 0;
}
r = (*parse_func_tbl[id])(in + 6, out);
if(0 > r) {
return r;
}
out->id = id;
return r;
}