forked from ROMEO/obsw
28 lines
666 B
C
28 lines
666 B
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/types.h>
|
|
#include <sys/un.h>
|
|
#include <unistd.h>
|
|
|
|
#include <hardware/interfaces.h>
|
|
|
|
extern const char *device_root;
|
|
|
|
int hw_device_open(const char *path, size_t path_len) {
|
|
int sock;
|
|
if ((sock = socket(PF_UNIX, SOCK_STREAM, 0)) < 0) {
|
|
perror(NULL);
|
|
exit(-1);
|
|
}
|
|
struct sockaddr_un address;
|
|
address.sun_family = AF_UNIX;
|
|
snprintf(address.sun_path, sizeof(address.sun_path), "%s%.*s", device_root,
|
|
path_len, path);
|
|
if (connect(sock, (struct sockaddr *)&address, sizeof(address)) != 0) {
|
|
perror(NULL);
|
|
exit(-1);
|
|
}
|
|
return sock;
|
|
} |