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Diffstat (limited to 'rpc_client_serial.c')
-rw-r--r--rpc_client_serial.c56
1 files changed, 4 insertions, 52 deletions
diff --git a/rpc_client_serial.c b/rpc_client_serial.c
index 5194793..ec53e05 100644
--- a/rpc_client_serial.c
+++ b/rpc_client_serial.c
@@ -47,70 +47,22 @@
#define DEVICE "/dev/ttyUSB0"
#define SPEED B115200
-static int fd = -1;
-
hal_error_t hal_rpc_client_transport_init(void)
{
- struct termios tty;
-
- fd = open(DEVICE, O_RDWR | O_NOCTTY | O_SYNC);
- if (fd == -1)
- return perror("open"), HAL_ERROR_RPC_TRANSPORT;
-
- if (tcgetattr (fd, &tty) != 0)
- return perror("tcgetattr"), HAL_ERROR_RPC_TRANSPORT;
-
- cfsetospeed (&tty, SPEED);
- cfsetispeed (&tty, SPEED);
-
- tty.c_cflag &= ~CSIZE;
- tty.c_cflag |= (CS8 | CLOCAL | CREAD);
-
- tty.c_iflag = 0;
- tty.c_oflag = 0;
- tty.c_lflag = 0;
-
- tty.c_cc[VMIN] = 1;
- tty.c_cc[VTIME] = 0;
-
- if (tcsetattr (fd, TCSANOW, &tty) != 0)
- return perror("tcsetattr"), HAL_ERROR_RPC_TRANSPORT;
-
- return HAL_OK;
+ return hal_serial_init(DEVICE, SPEED);
}
hal_error_t hal_rpc_client_transport_close(void)
{
- int ret = close(fd);
- fd = -1;
- if (ret != 0)
- return perror("close"), HAL_ERROR_RPC_TRANSPORT;
- return HAL_OK;
+ return hal_serial_close();
}
hal_error_t hal_rpc_send(const uint8_t * const buf, const size_t len)
{
- if (hal_slip_send(buf, len) == -1)
- return HAL_ERROR_RPC_TRANSPORT;
- return HAL_OK;
+ return hal_slip_send(buf, len);
}
hal_error_t hal_rpc_recv(uint8_t * const buf, size_t * const len)
{
- int ret;
-
- if ((ret = hal_slip_recv(buf, *len)) == -1)
- return HAL_ERROR_RPC_TRANSPORT;
- *len = ret;
- return HAL_OK;
-}
-
-int hal_slip_send_char(const uint8_t c)
-{
- return write(fd, &c, 1);
-}
-
-int hal_slip_recv_char(uint8_t * const c)
-{
- return read(fd, c, 1);
+ return hal_slip_recv(buf, *len);
}