mirror of
https://github.com/markqvist/OpenModem.git
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Slimmed down BertOS AX25
This commit is contained in:
Mark Qvist
parent
806f1bae56
commit
eb1b4c233e
17
Modem/main.c
17
Modem/main.c
@ -39,13 +39,6 @@ static Serial ser; // Declare a serial interface struct
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// for the ADC (this is A0 on arduino)
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/* Removed for now, use serial to send packets instead
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static AX25Call path[] = AX25_PATH(AX25_CALL(TO_CALL, 0), AX25_CALL(YOUR_CALLSIGN, 0), AX25_CALL("wide1", 1), AX25_CALL("wide2", 2));
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#define SEND_TEST_PACKETS false
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#define TEST_INTERVAL 15000L
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#define APRS_MSG "Test APRS packet"
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*/
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static uint8_t serialBuffer[CONFIG_AX25_FRAME_BUF_LEN+1]; // Buffer for holding incoming serial data
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static int sbyte; // For holding byte read from serial port
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static size_t serialLen = 0; // Counter for counting length of data from serial
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@ -178,16 +171,6 @@ int main(void)
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serialLen = 0;
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}
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// Removing this for now
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/*
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// Use AX.25 to send test data
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if (SEND_TEST_PACKETS && timer_clock() - start > ms_to_ticks(TEST_INTERVAL))
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{
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start = timer_clock();
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ax25_sendVia(&ax25, path, countof(path), APRS_MSG, sizeof(APRS_MSG));
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}
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*/
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}
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return 0;
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}
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@ -166,7 +166,6 @@ void ss_saveSettings(void) {
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eeprom_update_byte((void*)&nvSYMBOL, symbol);
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eeprom_update_byte((void*)&nvAUTOACK, message_autoAck);
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eeprom_update_byte((void*)&nvMagicByte, NV_MAGIC_BYTE);
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if (VERBOSE) kprintf("Configuration saved\n");
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@ -220,7 +219,6 @@ void ss_messageCallback(struct AX25Msg *msg, Serial *ser) {
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if (msg->info[pos] != CALL[pos-1]) {
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shouldAck = false;
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pos = 7;
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//kfile_printf(&ser->fd, "Not acking, wrong call\n");
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}
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pos++;
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}
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@ -229,17 +227,14 @@ void ss_messageCallback(struct AX25Msg *msg, Serial *ser) {
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pos++;
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}
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if (ssidPos != 0) {
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//kfile_printf(&ser->fd, "SSID info [%c %d !%d!]\n", msg->info[ssidPos+1], CALL_SSID, msg->info[ssidPos+1]-48);
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if (msg->info[ssidPos+2] == ' ') {
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if (msg->info[ssidPos+1]-48 != CALL_SSID) {
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shouldAck = false;
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//kfile_printf(&ser->fd, "Not acking, wrong SSID\n");
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}
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} else {
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int assid = 10+(msg->info[ssidPos+2]-48);
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if (assid != CALL_SSID) {
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shouldAck = false;
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//kfile_printf(&ser->fd, "Not acking, wrong SSID\n");
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}
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}
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}
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@ -279,7 +274,6 @@ void ss_messageCallback(struct AX25Msg *msg, Serial *ser) {
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ack[14+ii] = mseq[ii+1];
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}
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ss_sendPkt(ack, 14+msl, ax25ctx);
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//kfile_printf(&ser->fd, "Assembled ACKET %d: (%.*s)\n", msl, 14+msl, ack);
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free(ack);
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}
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@ -306,9 +300,13 @@ void ss_serialCallback(void *_buffer, size_t length, Serial *ser, AX25Ctx *ctx)
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ss_sendMsg(buffer, length, ctx);
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if (VERBOSE) kprintf("Message sent\n");
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if (!VERBOSE && !SILENT) kprintf("1\n");
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} else if (buffer[0] == 'h') {
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}
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#if ENABLE_HELP
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else if (buffer[0] == 'h') {
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ss_printHelp();
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} else if (buffer[0] == 'H') {
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}
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#endif
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else if (buffer[0] == 'H') {
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ss_printSettings();
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} else if (buffer[0] == 'S') {
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ss_saveSettings();
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@ -743,26 +741,6 @@ void ss_msgRetry(AX25Ctx *ax25) {
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ss_sendMsg(lastMessage, lastMessageLen, ax25);
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}
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void ss_printSrc(bool val) {
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PRINT_SRC = val;
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}
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void ss_printDst(bool val) {
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PRINT_DST = val;
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}
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void ss_printPath(bool val) {
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PRINT_PATH = val;
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}
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void ss_printData(bool val) {
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PRINT_DATA = val;
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}
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void ss_printInfo(bool val) {
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PRINT_INFO = val;
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}
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void ss_printSettings(void) {
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kprintf("Configuration:\n");
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kprintf("Callsign: %.6s-%d\n", CALL, CALL_SSID);
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@ -783,8 +761,8 @@ void ss_printSettings(void) {
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kprintf("Symbol: %c\n", symbol);
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}
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void ss_printHelp(void) {
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#if ENABLE_HELP
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void ss_printHelp(void) {
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kprintf("----------------------------------\n");
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kprintf("Serial commands:\n");
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kprintf("!<data> Send raw packet\n");
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@ -828,5 +806,5 @@ void ss_printHelp(void) {
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kprintf("C Clear configuration\n");
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kprintf("H Print configuration\n");
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kprintf("----------------------------------\n");
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#endif
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}
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#endif
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@ -11,11 +11,6 @@ void ss_init(AX25Ctx *ax25);
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void ss_messageCallback(struct AX25Msg *msg, Serial *ser);
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void ss_serialCallback(void *_buffer, size_t length, Serial *ser, AX25Ctx *ctx);
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void ss_printSrc(bool val);
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void ss_printDst(bool val);
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void ss_printPath(bool val);
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void ss_printData(bool val);
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void ss_printInfo(bool val);
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void ss_sendPkt(void *_buffer, size_t length, AX25Ctx *ax25);
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void ss_sendLoc(void *_buffer, size_t length, AX25Ctx *ax25);
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@ -79,7 +79,6 @@ static void ax25_decode(AX25Ctx *ctx)
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DECODE_CALL(buf, msg.src.call);
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msg.src.ssid = (*buf >> 1) & 0x0F;
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LOG_INFO("SRC[%.6s-%d], DST[%.6s-%d]\n", msg.src.call, msg.src.ssid, msg.dst.call, msg.dst.ssid);
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/* Repeater addresses */
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#if CONFIG_AX25_RPT_LST
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@ -88,11 +87,6 @@ static void ax25_decode(AX25Ctx *ctx)
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DECODE_CALL(buf, msg.rpt_lst[msg.rpt_cnt].call);
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msg.rpt_lst[msg.rpt_cnt].ssid = (*buf >> 1) & 0x0F;
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AX25_SET_REPEATED(&msg, msg.rpt_cnt, (*buf & 0x80));
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LOG_INFO("RPT%d[%.6s-%d]%c\n", msg.rpt_cnt,
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msg.rpt_lst[msg.rpt_cnt].call,
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msg.rpt_lst[msg.rpt_cnt].ssid,
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(AX25_REPEATED(&msg, msg.rpt_cnt) ? '*' : ' '));
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}
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#else
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while (!(*buf++ & 0x01))
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@ -101,27 +95,23 @@ static void ax25_decode(AX25Ctx *ctx)
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uint8_t ssid;
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DECODE_CALL(buf, rpt);
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ssid = (*buf >> 1) & 0x0F;
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LOG_INFO("RPT[%.6s-%d]\n", rpt, ssid);
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}
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#endif
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msg.ctrl = *buf++;
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if (msg.ctrl != AX25_CTRL_UI)
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{
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LOG_WARN("Only UI frames are handled, got [%02X]\n", msg.ctrl);
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return;
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}
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msg.pid = *buf++;
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if (msg.pid != AX25_PID_NOLAYER3)
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{
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LOG_WARN("Only frames without layer3 protocol are handled, got [%02X]\n", msg.pid);
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return;
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}
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msg.len = ctx->frm_len - 2 - (buf - ctx->buf);
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msg.info = buf;
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LOG_INFO("DATA: %.*s\n", msg.len, msg.info);
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if (ctx->hook)
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ctx->hook(&msg);
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@ -150,13 +140,8 @@ void ax25_poll(AX25Ctx *ctx)
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{
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if (ctx->crc_in == AX25_CRC_CORRECT)
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{
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LOG_INFO("Frame found!\n");
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ax25_decode(ctx);
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}
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else
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{
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LOG_INFO("CRC error, computed [%04X]\n", ctx->crc_in);
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}
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}
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ctx->sync = true;
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ctx->crc_in = CRC_CCITT_INIT_VAL;
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@ -166,7 +151,6 @@ void ax25_poll(AX25Ctx *ctx)
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if (!ctx->escape && c == HDLC_RESET)
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{
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LOG_INFO("HDLC reset\n");
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ctx->sync = false;
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continue;
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}
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@ -186,7 +170,6 @@ void ax25_poll(AX25Ctx *ctx)
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}
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else
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{
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LOG_INFO("Buffer overrun");
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ctx->sync = false;
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}
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}
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@ -195,7 +178,6 @@ void ax25_poll(AX25Ctx *ctx)
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if (kfile_error(ctx->ch))
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{
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LOG_ERR("Channel error [%04x]\n", kfile_error(ctx->ch));
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kfile_clearerr(ctx->ch);
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}
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}
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@ -276,40 +258,6 @@ void ax25_sendVia(AX25Ctx *ctx, const AX25Call *path, size_t path_len, const voi
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kfile_putc(HDLC_FLAG, ctx->ch);
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}
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static void print_call(KFile *ch, const AX25Call *call)
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{
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kfile_printf(ch, "%.6s", call->call);
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if (call->ssid)
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kfile_printf(ch, "-%d", call->ssid);
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}
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/**
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* Print a AX25 message in TNC-2 packet monitor format.
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* \param ch a kfile channel where the message will be printed.
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* \param msg the message to be printed.
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*/
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void ax25_print(KFile *ch, const AX25Msg *msg)
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{
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print_call(ch, &msg->src);
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kfile_putc('>', ch);
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print_call(ch, &msg->dst);
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#if CONFIG_AX25_RPT_LST
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for (int i = 0; i < msg->rpt_cnt; i++)
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{
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kfile_putc(',', ch);
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print_call(ch, &msg->rpt_lst[i]);
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/* Print a '*' if packet has already been transmitted
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* by this repeater */
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if (AX25_REPEATED(msg, i))
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kfile_putc('*', ch);
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}
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#endif
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kfile_printf(ch, ":%.*s\n", msg->len, msg->info);
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}
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/**
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* Init the AX25 protocol decoder.
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*
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@ -1,2 +1,2 @@
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#define VERS_BUILD 2178
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#define VERS_BUILD 2199
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#define VERS_HOST "shard"
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BIN
images/Modem.elf
BIN
images/Modem.elf
Binary file not shown.
3486
images/Modem.hex
3486
images/Modem.hex
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