From 2a84386ae89989158d9bc628654188219138f9d5 Mon Sep 17 00:00:00 2001
From: Mike Black W9MDB <mdblack98@yahoo.com>
Date: Wed, 14 Dec 2022 22:59:46 -0600
Subject: [PATCH] Add simft736.c and update others

---
 simulators/simft736.c   | 165 ++++++++++++++++++++++++++++++++++++++++
 simulators/simft747gx.c |   2 +-
 simulators/simft897.c   |   2 +-
 simulators/simft990.c   |   2 +-
 simulators/simjupiter.c |   2 +-
 5 files changed, 169 insertions(+), 4 deletions(-)
 create mode 100644 simulators/simft736.c

diff --git a/simulators/simft736.c b/simulators/simft736.c
new file mode 100644
index 000000000..da4e5c390
--- /dev/null
+++ b/simulators/simft736.c
@@ -0,0 +1,165 @@
+// can run this using rigctl/rigctld and socat pty devices
+// gcc -o simft897 simft897.c
+#define _XOPEN_SOURCE 600
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <string.h>
+#include <unistd.h>
+#include "../include/hamlib/rig.h"
+
+#define BUFSIZE 256
+
+float freqA = 14074000;
+float freqB = 14074500;
+char tx_vfo = '0';
+char rx_vfo = '0';
+char modeA = '1';
+char modeB = '1';
+int width_main = 500;
+int width_sub = 700;
+
+
+int
+getmyline(int fd, unsigned char *buf)
+{
+    unsigned char c;
+    int i = 0;
+    int n = 0;
+    memset(buf, 0, BUFSIZE);
+
+    while (i < 5 && read(fd, &c, 1) > 0)
+    {
+        buf[i++] = c;
+        n++;
+    }
+
+    printf("n=%d %02x %02x %02x %02x %02x\n", n, buf[0], buf[1], buf[2], buf[3],
+           buf[4]);
+    return n;
+}
+
+#if defined(WIN32) || defined(_WIN32)
+int openPort(char *comport) // doesn't matter for using pts devices
+{
+    int fd;
+    fd = open(comport, O_RDWR);
+
+    if (fd < 0)
+    {
+        perror(comport);
+    }
+
+    return fd;
+}
+
+#else
+int openPort(char *comport) // doesn't matter for using pts devices
+{
+    int fd = posix_openpt(O_RDWR);
+    char *name = ptsname(fd);
+
+    if (name == NULL)
+    {
+        perror("pstname");
+        return -1;
+    }
+
+    printf("name=%s\n", name);
+
+    if (fd == -1 || grantpt(fd) == -1 || unlockpt(fd) == -1)
+    {
+        perror("posix_openpt");
+        return -1;
+    }
+
+    return fd;
+}
+#endif
+
+
+
+int main(int argc, char *argv[])
+{
+    unsigned char buf[256];
+    unsigned char *pbuf;
+    int n;
+
+
+again:
+    int fd = openPort(argv[1]);
+
+    while (1)
+    {
+        int bytes = getmyline(fd, buf);
+
+        if (bytes == 0)
+        {
+            close(fd);
+            goto again;
+        }
+
+        if (bytes != 5)
+        {
+            printf("Not 5 bytes?  bytes=%d\n", bytes);
+            continue;
+        }
+
+        switch (buf[4])
+        {
+        case 0x00:
+            printf("CAT On\n");
+            break;
+
+        case 0x80:
+            printf("CAT Off\n");
+            break;
+
+        case 0x01:
+            printf("FREQ_SET\n");
+            break;
+
+        case 0x07:
+            printf("MODE_SET\n");
+            break;
+
+        case 0x0e:
+            printf("Full Duplex On\n");
+            break;
+
+        case 0x8e:
+            printf("Full Duplex Off\n");
+            break;
+
+        case 0x08:
+            printf("Tx\n");
+            break;
+
+        case 0x88:
+            printf("Rx\n");
+            break;
+
+        case 0x17:
+            printf("Full Duplex Rx Mode\n");
+            break;
+
+        case 0x27:
+            printf("Full Duplex Tx Mode\n");
+            break;
+
+        case 0x1e:
+            printf("Full Duplex Rx Freq\n");
+            break;
+
+        case 0x2e:
+            printf("Full Duplex Tx Freq\n");
+            break;
+
+        default: printf("Unknown cmd=%02x\n", buf[4]);
+        }
+
+        fflush(stdout);
+    }
+
+    return 0;
+}
diff --git a/simulators/simft747gx.c b/simulators/simft747gx.c
index a0ce5cb81..faf9d5a3c 100644
--- a/simulators/simft747gx.c
+++ b/simulators/simft747gx.c
@@ -28,7 +28,7 @@ getmyline(int fd, unsigned char *buf)
     int n = 0;
     memset(buf, 0, BUFSIZE);
 
-    while (read(fd, &c, 1) > 0 && i < 5)
+    while (i < 5 && read(fd, &c, 1) > 0)
     {
         buf[i++] = c;
         n++;
diff --git a/simulators/simft897.c b/simulators/simft897.c
index f86fe184d..e59beb5b9 100644
--- a/simulators/simft897.c
+++ b/simulators/simft897.c
@@ -28,7 +28,7 @@ getmyline(int fd, unsigned char *buf)
     int n = 0;
     memset(buf, 0, BUFSIZE);
 
-    while (read(fd, &c, 1) > 0 && i < 5)
+    while (i < 5 && read(fd, &c, 1) > 0)
     {
         buf[i++] = c;
         n++;
diff --git a/simulators/simft990.c b/simulators/simft990.c
index 9019cc7a7..fe3d8890d 100644
--- a/simulators/simft990.c
+++ b/simulators/simft990.c
@@ -82,7 +82,7 @@ getmyline(int fd, char *buf)
 
 #if 1
 
-    while (read(fd, &c, 1) > 0 && i < 5)
+    while (i < 5 && read(fd, &c, 1) > 0)
     {
         buf[i++] = c;
         n++;
diff --git a/simulators/simjupiter.c b/simulators/simjupiter.c
index b45313f60..6d4849d4e 100644
--- a/simulators/simjupiter.c
+++ b/simulators/simjupiter.c
@@ -28,7 +28,7 @@ getmyline(int fd, unsigned char *buf)
     int n = 0;
     memset(buf, 0, BUFSIZE);
 
-    while (read(fd, &c, 1) > 0 && i < 5)
+    while (i < 5 && read(fd, &c, 1) > 0)
     {
         buf[i++] = c;
         n++;