From 91b9df034959d78fe37dd60682ecab35c52454c1 Mon Sep 17 00:00:00 2001
From: zolliker <zolliker>
Date: Tue, 21 Aug 2012 06:46:25 +0000
Subject: [PATCH] - added seaclientprot (communication with other sics/sea
 servers)

---
 make_gen        |  2 +-
 psi.c           |  1 +
 seaclientprot.c | 93 +++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 95 insertions(+), 1 deletion(-)
 create mode 100644 seaclientprot.c

diff --git a/make_gen b/make_gen
index 974edb0..397ed1e 100644
--- a/make_gen
+++ b/make_gen
@@ -31,7 +31,7 @@ OBJ=psi.o buffer.o ruli.o  sps.o pimotor.o charbychar.o\
 MZOBJ=fsm.o sugar.o pardef.o ease.o strobj.o oxinst.o \
 	ipsdriv.o ilmdriv.o itcdriv.o ighdriv.o euro2kdriv.o modbus.o arrobj.o \
 	lscsupport.o lsc370driv.o linadriv.o haakedriv.o amilevel.o binprot.o \
-	cnvrt.o dumprot.o
+	cnvrt.o seaclientprot.o dumprot.o
 
 libpsi.a: $(OBJ)
 	rm -f libpsi.a
diff --git a/psi.c b/psi.c
index 741ff8c..a36a320 100644
--- a/psi.c
+++ b/psi.c
@@ -73,6 +73,7 @@ void SiteInit(void)
   INIT(AddSLSEchoProtocoll);
   INIT(AddCharByCharProtocoll);
   INIT(AddBinProtocol);
+  INIT(AddSeaClientProtocol);
   INIT(AddDumProtocol);
   INIT(AddJVLProtocoll);
 
diff --git a/seaclientprot.c b/seaclientprot.c
new file mode 100644
index 0000000..b31aa19
--- /dev/null
+++ b/seaclientprot.c
@@ -0,0 +1,93 @@
+#include <ctype.h>
+#include <math.h>
+#include <errno.h>
+#include "ascon.h"
+#include "ascon.i"
+#include "dynstring.h"
+#include "cnvrt.h"
+
+/*
+ * this is a driver for connection to an other sea (or sics) server
+ *
+ * Markus Zolliker June 2012
+ *
+ */
+
+/*----------------------------------------------------------------------------*/
+int SeaClientHandler(Ascon *a) {
+  int ret;
+  char chr;
+  int tmo;
+  char *line;
+  int result;
+  
+  switch (a->state) {
+  case AsconWriteStart:
+    line = GetCharArray(a->wrBuffer);
+    if (strncasecmp(line, "fulltransact", 12) == 0) {
+      a->readState = 0;
+    } else if (strncasecmp(line, "transact", 8) == 0) {
+      a->readState = 1;
+    } else if (strstr(line, "\ntransAct ") != 0) {
+      a->readState = 1;
+    } else {
+      a->readState = 2;
+    }
+    a->lineCount = 0; /* used as position to beginning of line */
+    break;
+  case AsconReading:
+    result = AsconBaseHandler(a);
+    if (result == 0)
+      return 0;
+    chr = a->lastChar;
+    if (chr == '\n') {
+      line = GetCharArray(a->rdBuffer) + a->lineCount;
+      switch (a->readState) {
+      case 0:
+        if (strncmp(line, "TRANSACTIONSTART", 16) == 0) {
+          a->readState = 1;
+          DynStringClear(a->rdBuffer);
+        }
+        break;
+      case 1:
+        if (strncmp(line, "TRANSACTIONFINISHED", 19) == 0) {
+          a->state = AsconReadDone;
+          if (a->lineCount > 0) {
+            a->lineCount--;
+          }
+          DynStringShorten(a->rdBuffer, a->lineCount);
+        }
+        break;
+      case 2:
+        a->state = AsconReadDone;
+        DynStringBackspace(a->rdBuffer);
+        break;
+      }
+      a->lineCount = GetDynStringLength(a->rdBuffer); /* set position of new line */
+    }
+    return 1;
+  }
+  return AsconBaseHandler(a);
+}
+/*----------------------------------------------------------------------------*/
+static int SeaClientInit(Ascon * a, SConnection * con, int argc, char *argv[])
+{  
+  a->hostport = strdup(argv[1]);
+  if (argc > 2) {
+    a->timeout = atof(argv[2]);
+  } else {
+    a->timeout = 5.0;
+  }
+  a->sendTerminator = strdup("\n");
+  return 1;
+}
+
+/*----------------------------------------------------------------------------*/
+void AddSeaClientProtocol()
+{
+  static AsconProtocol seaclientprot;
+  seaclientprot.name = "seaclient";
+  seaclientprot.handler = SeaClientHandler;
+  seaclientprot.init = SeaClientInit;
+  AsconInsertProtocol(&seaclientprot);
+}