From 08ae2446b2b50ec42cd8f59c2a76a1abb786cdea Mon Sep 17 00:00:00 2001
From: "kevin.larke" <kevin@larke.org>
Date: Fri, 21 Feb 2020 15:39:03 -0500
Subject: [PATCH] cmSerialPort.h/c : Added cmSeSetCallback() and cmSeStart().

---
 cmSerialPort.c | 29 +++++++++++++++++++++++------
 cmSerialPort.h |  7 +++++--
 2 files changed, 28 insertions(+), 8 deletions(-)

diff --git a/cmSerialPort.c b/cmSerialPort.c
index 35fb037..8f5093d 100644
--- a/cmSerialPort.c
+++ b/cmSerialPort.c
@@ -282,12 +282,6 @@ cmSeH_t cmSeCreate( cmCtx_t* ctx, cmSeH_t* hp, const char* deviceStr, unsigned b
     goto errLabel;
   }
 
-  if( cmThreadPause(p->_thH,0) != kOkThRC )
-  {
-    rc = cmErrMsg(&p->_err,kThreadErrSeRC,0,"Thread start failed.");
-    goto errLabel;
-  }
-  
   if( hp != NULL )
     hp->h = p;
   else
@@ -321,6 +315,26 @@ cmSeRC_t cmSeDestroy(cmSeH_t* hp )
   return rc;
 }
 
+cmSeRC_t  cmSeSetCallback( cmSeH_t h, cmSeCallbackFunc_t cbFunc, void* cbArg  )
+{
+  cmSerialPort_t* p = _cmSePtrFromHandle(h);
+  p->_cbFunc  = cbFunc;
+  p->_cbArg   = cbArg;
+  return kOkSeRC;
+}
+
+cmSeRC_t  cmSeStart( cmSeH_t h )
+{
+  cmSerialPort_t* p = _cmSePtrFromHandle(h);
+  
+  if( cmThreadPause(p->_thH,0) != kOkThRC )
+    return cmErrMsg(&p->_err,kThreadErrSeRC,0,"Thread start failed.");
+  
+  return kOkSeRC;
+}
+
+
+
 bool cmSeIsOpen( cmSeH_t h)
 {
   if( h.h == NULL )
@@ -542,6 +556,9 @@ cmSeRC_t cmSePortTest(cmCtx_t* ctx)
   
   h = cmSeCreate(ctx,&h,device,baud,serialCfgFlags,_cmSePortTestCb,NULL,pollPeriodMs);
 
+  if( cmSeIsOpen(h) )
+    cmSeStart(h);
+
   bool quitFl = false;
   printf("q=quit\n");
   while(!quitFl)
diff --git a/cmSerialPort.h b/cmSerialPort.h
index 78a46f2..3ed5dc2 100644
--- a/cmSerialPort.h
+++ b/cmSerialPort.h
@@ -48,8 +48,11 @@ extern "C" {
 
   typedef cmHandle_t cmSeH_t;
     
-  cmSeH_t cmSeCreate( cmCtx_t* ctx, cmSeH_t* hp, const char* device, unsigned baudRate, unsigned cfgFlags, cmSeCallbackFunc_t cbFunc, void* cbArg, unsigned pollPeriodMs );
-  cmSeRC_t    cmSeDestroy(cmSeH_t* hp );
+  cmSeH_t   cmSeCreate( cmCtx_t* ctx, cmSeH_t* hp, const char* device, unsigned baudRate, unsigned cfgFlags, cmSeCallbackFunc_t cbFunc, void* cbArg, unsigned pollPeriodMs );
+  cmSeRC_t  cmSeDestroy(cmSeH_t* hp );
+
+  cmSeRC_t  cmSeSetCallback( cmSeH_t h, cmSeCallbackFunc_t cbFunc, void* cbArg  );
+  cmSeRC_t  cmSeStart( cmSeH_t h );
 
   bool cmSeIsOpen( cmSeH_t h);