obs-studio-plugin-unix-sock.../src/client.c
Stephen Seo 4c708a2b9a Version 1.3.0
Allow toggling streaming and replay-buffer.
2024-01-26 17:37:03 +09:00

194 lines
7 KiB
C

// standard library includes
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
// unix includes
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>
// local includes
#include "common_constants.h"
void print_usage(char *name) {
printf("Usage:\n");
printf(" %s\n", name);
printf(" [--start-recording \n");
printf(" | --stop-recording\n");
printf(" | --toggle-recording\n");
printf(" | --start-streaming\n");
printf(" | --stop-streaming\n");
printf(" | --toggle-streaming\n");
printf(" | --start-replay-buffer\n");
printf(" | --stop-replay-buffer\n");
printf(" | --toggle-replay-buffer\n");
printf(" | --save-replay-buffer\n");
printf(" | --get-status]\n");
}
void cleanup_data_socket(int *data_socket) {
if (*data_socket >= 0) {
close(*data_socket);
}
}
int main(int argc, char **argv) {
UnixSocketEventType type = UNIX_SOCKET_EVENT_NOP;
if (argc == 2) {
if (strncmp(argv[1], "--start-recording", 17) == 0) {
type = UNIX_SOCKET_EVENT_START_RECORDING;
} else if (strncmp(argv[1], "--stop-recording", 16) == 0) {
type = UNIX_SOCKET_EVENT_STOP_RECORDING;
} else if (strncmp(argv[1], "--start-streaming", 17) == 0) {
type = UNIX_SOCKET_EVENT_START_STREAMING;
} else if (strncmp(argv[1], "--toggle-recording", 18) == 0) {
type = UNIX_SOCKET_EVENT_TOGGLE_RECORDING;
} else if (strncmp(argv[1], "--stop-streaming", 16) == 0) {
type = UNIX_SOCKET_EVENT_STOP_STREAMING;
} else if (strncmp(argv[1], "--toggle-streaming", 18) == 0) {
type = UNIX_SOCKET_EVENT_TOGGLE_STREAMING;
} else if (strncmp(argv[1], "--start-replay-buffer", 21) == 0) {
type = UNIX_SOCKET_EVENT_START_REPLAY_BUFFER;
} else if (strncmp(argv[1], "--stop-replay-buffer", 20) == 0) {
type = UNIX_SOCKET_EVENT_STOP_REPLAY_BUFFER;
} else if (strncmp(argv[1], "--toggle-replay-buffer", 22) == 0) {
type = UNIX_SOCKET_EVENT_TOGGLE_REPLAY_BUFFER;
} else if (strncmp(argv[1], "--save-replay-buffer", 20) == 0) {
type = UNIX_SOCKET_EVENT_SAVE_REPLAY_BUFFER;
} else if (strncmp(argv[1], "--get-status", 12) == 0) {
type = UNIX_SOCKET_EVENT_GET_STATUS;
} else {
puts("ERROR: Invalid arg!");
print_usage(argv[0]);
return 2;
}
} else {
print_usage(argv[0]);
return 1;
}
char socket_filename[108];
snprintf(socket_filename, sizeof(socket_filename),
UNIX_SOCKET_HANDLER_SOCKET_FMT_STRING, getenv("USER"));
struct sockaddr_un addr;
int ret;
__attribute__((cleanup(cleanup_data_socket))) int data_socket = -1;
char send_buf = (char)type;
char buffer[8];
memset(buffer, 0, sizeof(buffer));
data_socket = socket(AF_UNIX, SOCK_SEQPACKET, 0);
if (data_socket == -1) {
// Error. TODO handle this.
return 3;
}
memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
strncpy(addr.sun_path,
socket_filename,
sizeof(addr.sun_path) - 1);
ret = connect(data_socket, (const struct sockaddr*) &addr, sizeof(addr));
if (ret == -1) {
// Error. TODO handle this.
return 4;
}
ret = write(data_socket, &send_buf, 1);
if (ret == -1) {
// Error. TODO handle this.
return 5;
}
ret = read(data_socket, buffer, sizeof(buffer));
if (ret == -1 || ret < 8) {
return 6;
}
if (type == UNIX_SOCKET_EVENT_GET_STATUS && buffer[0] == UNIX_SOCKET_EVENT_GET_STATUS) {
printf("Is recording: %s\nIs streaming: %s\nReplay buffer active: %s\n",
(buffer[1] & 1) != 0 ? "true" : "false",
(buffer[1] & 2) != 0 ? "true" : "false",
(buffer[1] & 4) != 0 ? "true" : "false");
} else if (buffer[0] != UNIX_SOCKET_EVENT_NOP
&& buffer[0] != UNIX_SOCKET_EVENT_TOGGLE_RECORDING
&& buffer[0] != UNIX_SOCKET_EVENT_TOGGLE_STREAMING
&& buffer[0] != UNIX_SOCKET_EVENT_TOGGLE_REPLAY_BUFFER) {
// Error. TODO handle this.
return 7;
} else {
switch(type) {
case UNIX_SOCKET_EVENT_START_RECORDING:
puts("Sent event \"start recording\"!");
break;
case UNIX_SOCKET_EVENT_STOP_RECORDING:
puts("Sent event \"stop recording\"!");
break;
case UNIX_SOCKET_EVENT_TOGGLE_RECORDING:
switch(buffer[1]) {
case UNIX_SOCKET_EVENT_START_RECORDING:
puts("Sent event \"toggle recording\", recording STARTED!");
break;
case UNIX_SOCKET_EVENT_STOP_RECORDING:
puts("Sent event \"toggle recording\", recording STOPPED!");
break;
default:
puts("Sent event \"toggle recording\", recording status UNKNOWN!");
break;
}
break;
case UNIX_SOCKET_EVENT_START_STREAMING:
puts("Sent event \"start streaming\"!");
break;
case UNIX_SOCKET_EVENT_STOP_STREAMING:
puts("Sent event \"stop streaming\"!");
break;
case UNIX_SOCKET_EVENT_TOGGLE_STREAMING:
switch(buffer[1]) {
case UNIX_SOCKET_EVENT_START_STREAMING:
puts("Sent event \"toggle streaming\", stream STARTED!");
break;
case UNIX_SOCKET_EVENT_STOP_STREAMING:
puts("Sent event \"toggle streaming\", stream STOPPED!");
break;
default:
puts("Sent event \"toggle streaming\", stream status UNKNOWN!");
break;
}
break;
case UNIX_SOCKET_EVENT_START_REPLAY_BUFFER:
puts("Sent event \"start replay-buffer\"!");
break;
case UNIX_SOCKET_EVENT_STOP_REPLAY_BUFFER:
puts("Sent event \"stop replay-buffer\"!");
break;
case UNIX_SOCKET_EVENT_TOGGLE_REPLAY_BUFFER:
switch(buffer[1]) {
case UNIX_SOCKET_EVENT_START_REPLAY_BUFFER:
puts("Sent event \"toggle replay-buffer\", replay-buffer STARTED!");
break;
case UNIX_SOCKET_EVENT_STOP_REPLAY_BUFFER:
puts("Sent event \"toggle replay-buffer\", replay-buffer STOPPED!");
break;
default:
puts("Sent event \"toggle replay-buffer\", replay-buffer status UNKNOWN!");
break;
}
break;
case UNIX_SOCKET_EVENT_SAVE_REPLAY_BUFFER:
puts("Sent event \"save replay-buffer\"!");
break;
default:
// Error. TODO handle this
return 8;
}
}
return 0;
}