+++ /dev/null
-/*
-
- G N O K I I
-
- A Linux/Unix toolset and driver for Nokia mobile phones.
-
- Released under the terms of the GNU GPL, see file COPYING for more details.
-
- This file provides an API for support for AT protocol
-
-*/
-
-/* "Turn on" prototypes in AT.h */
-#define __AT_c
-
-/* System header files */
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-
-#ifdef WIN32
- #include <windows.h>
- #include "misc_win32.h"
-#else
- #include <ctype.h>
-#endif
-
-/* Various header file */
-#include "devices/device.h"
-#include "gsm-api.h"
-#include "protocol/at.h"
-
-GSM_Protocol AT_Functions = {
- AT_Initialise,
- AT_SendMessage,
- AT_SendFrame,
- AT_WritePhone,
- AT_Terminate,
- AT_RX_StateMachine
-};
-
-/* Local variables */
-u16 BufferCount;
-
-u16 MessageLength;
-
-u8 MessageBuffer[AT_MAX_RECEIVE_LENGTH * 6];
-
-static bool wascrlf = false;
-static char *linestart = MessageBuffer;
-
-/* N61_RX_DisplayMessage is called when a message we don't know about is
- received so that the user can see what is going back and forth, and perhaps
- shed some more light/explain another message type! */
-
-#ifdef DEBUG
-void AT_RX_DisplayMessage()
-{
- fprintf(stdout, _("Phone\n"));
-
- hexdump(MessageLength,MessageBuffer);
-}
-#endif /* DEBUG */
-
-/* Prepares the message header and sends it, prepends the message start byte
- (0x1e) and other values according the value specified when called.
- Calculates checksum and then sends the lot down the pipe... */
-int AT_SendFrame(u16 message_length, u8 message_type, u8 *buffer) {
-
-#ifdef DEBUG
- int count;
-#endif
-
- /* FIXME - we should check for the message length ... */
-
-#ifdef DEBUG
- fprintf(stdout, _("PC: "));
-
- for (count = 0; count < message_length-1; count++)
- fprintf(stdout, "%c", buffer[count]);
-
- fprintf(stdout, "\n");
-#endif /* DEBUG */
-
- /* Send it out... */
- if (!AT_WritePhone(message_length,buffer))
- return (false);
-
- return (true);
-}
-
-int AT_SendMessage(u16 message_length, u8 message_type, u8 *buffer) {
-
- AT_SendFrame(message_length, message_type, buffer);
-
- return (true);
-}
-
-int AT_SendAck(u8 message_type, u8 message_seq) {
-
- return true;
-}
-
-/* Applications should call AT_Terminate to shut down the AT thread and
- close the serial port. */
-void AT_Terminate(void)
-{
- /* Request termination of thread */
- CurrentRequestTerminate = true;
-
- /* Close serial port. */
- device_close();
-}
-
-/* RX_State machine for receive handling. Called once for each character
- received from the phone/phone. */
-
-void AT_RX_StateMachine(unsigned char rx_byte) {
-
- /* FIXME: Check for overflow */
- MessageBuffer[BufferCount] = rx_byte;
- MessageBuffer[BufferCount + 1] = '\0';
-
-// fprintf(stdout,_("%02x %c\n"),rx_byte,rx_byte);
-
- if (wascrlf && (rx_byte != 10 && rx_byte != 13)) {
- linestart = MessageBuffer + BufferCount;
- wascrlf = false;
- }
-
- if ((rx_byte== 10 || rx_byte==13)) wascrlf = true;
-
- if ((BufferCount > 0) && (10 == MessageBuffer[BufferCount])
- && (13 == MessageBuffer[BufferCount-1])
- && ((0 == strncmp("OK", linestart, 2))
- || (0 == strncmp("ERROR", linestart, 5))
- || (0 == strncmp("+CME ERROR:", linestart, 11))
- || (0 == strncmp("+CMS ERROR:", linestart, 11)))) {
-
- MessageLength=BufferCount;
-
-#ifdef DEBUG
- AT_RX_DisplayMessage();
-#endif
-
- GSM->DispatchMessage(MessageLength,MessageBuffer, 0x00);
-
- BufferCount = 0;
- linestart = MessageBuffer;
- wascrlf = false;
-
- } else BufferCount++;
-}
-
-/* Called by initialisation code to open comm port in asynchronous mode. */
-bool AT_OpenSerial(void)
-{
-// device_changespeed(115200);
-
- device_changespeed(19200);
-
- return (true);
-}
-
-/* Initialise variables and state machine. */
-GSM_Error AT_Initialise(char *port_device, char *initlength,
- GSM_ConnectionType connection,
- void (*rlp_callback)(RLP_F96Frame *frame))
-{
-
- if (!StartConnection (port_device,false,connection))
- return GE_INTERNALERROR;
-
- CurrentConnectionType = connection;
-
- if (AT_OpenSerial() != true) return GE_INTERNALERROR;
-
- BufferCount=0;
-
- return (GE_NONE);
-}
-
-bool AT_WritePhone (u16 length, u8 *buffer) {
- int i;
-
- for (i=0;i<length;i++) {
- if (device_write(buffer+i,1)!=1) return false;
- /* For some phones like Siemens M20 we need to wait a little
- after writing each char. Possible reason: these phones
- can't receive so fast chars or there is bug here in mygnokii */
- usleep(1);
- }
-
- return true;
-}
git://git.jankratochvil.net / gnokii.git / blobdiff