From c698f8c8545d6f2eecd1f8fdcef39fcc38ba1a6d Mon Sep 17 00:00:00 2001
From: Adam Dickmeiss <adam@indexdata.dk>
Date: Wed, 8 Mar 1995 12:36:35 +0000
Subject: [PATCH 1/1] New function: dbc2709_cvt.

---
 include/iso2709.h  |    6 +++++-
 include/iso2709p.h |    8 +++++++-
 util/iso2709.c     |   25 +++++++++++++++++++------
 3 files changed, 31 insertions(+), 8 deletions(-)

diff --git a/include/iso2709.h b/include/iso2709.h
index 0700ec1..4f46513 100644
--- a/include/iso2709.h
+++ b/include/iso2709.h
@@ -4,7 +4,10 @@
  * Europagate, 1994-1995.
  *
  * $Log: iso2709.h,v $
- * Revision 1.5  1995/02/23 08:32:12  adam
+ * Revision 1.6  1995/03/08 12:36:35  adam
+ * New function: dbc2709_cvt.
+ *
+ * Revision 1.5  1995/02/23  08:32:12  adam
  * Changed header.
  *
  * Revision 1.3  1995/02/10  17:05:14  adam
@@ -29,6 +32,7 @@ typedef struct iso2709_rec *Iso2709Rec;
 
 char *iso2709_read (FILE *inf);
 Iso2709Rec iso2709_cvt (const char *buf);
+Iso2709Rec dbc2709_cvt (const char *buf);
 void iso2709_rm (Iso2709Rec rec);
 void iso2709_display (Iso2709Rec rec, FILE *out);
 
diff --git a/include/iso2709p.h b/include/iso2709p.h
index b78e582..1f5390b 100644
--- a/include/iso2709p.h
+++ b/include/iso2709p.h
@@ -4,7 +4,10 @@
  * Europagate, 1994-1995.
  *
  * $Log: iso2709p.h,v $
- * Revision 1.5  1995/02/23 08:32:12  adam
+ * Revision 1.6  1995/03/08 12:36:36  adam
+ * New function: dbc2709_cvt.
+ *
+ * Revision 1.5  1995/02/23  08:32:12  adam
  * Changed header.
  *
  * Revision 1.3  1995/02/15  17:43:08  adam
@@ -57,8 +60,11 @@ struct iso2709_rec {
     struct iso2709_dir *directory;
 };
 
+/* IS3: */
 #define ISO2709_RS 035
+/* IS2: */
 #define ISO2709_FS 036
+/* IS1: */
 #define ISO2709_IDFS 037
 
 
diff --git a/util/iso2709.c b/util/iso2709.c
index 9df6e25..4001dcb 100644
--- a/util/iso2709.c
+++ b/util/iso2709.c
@@ -4,7 +4,10 @@
  * Europagate, 1994-1995.
  *
  * $Log: iso2709.c,v $
- * Revision 1.8  1995/03/08 12:03:15  adam
+ * Revision 1.9  1995/03/08 12:36:39  adam
+ * New function: dbc2709_cvt.
+ *
+ * Revision 1.8  1995/03/08  12:03:15  adam
  * Hack: When tags 00? are used, every separator (DC[1-3]) marks
  * the end of the data field.
  *
@@ -93,7 +96,8 @@ char *iso2709_read (FILE *inf)
     return buf;
 }
 
-Iso2709Rec iso2709_cvt (const char *buf)
+
+static Iso2709Rec iso2709_cvt_g (const char *buf, int use_dbc)
 {
     struct iso2709_dir **dpp, *dp;
     int pos = 24;
@@ -149,7 +153,7 @@ Iso2709Rec iso2709_cvt (const char *buf)
 
         *fpp = malloc (sizeof(**fpp));
         (*fpp)->next = NULL;
-        if (p->indicator_length && memcmp (dp->tag, "00", 2))
+        if (p->indicator_length && (memcmp (dp->tag, "00", 2) || use_dbc))
         {
             dp->indicator = malloc (p->indicator_length+1);
             strncpyx (dp->indicator, buf+dpos, p->indicator_length);
@@ -157,7 +161,6 @@ Iso2709Rec iso2709_cvt (const char *buf)
         }
         else
             dp->indicator = NULL;
-        printf ("tag=%.3s, dpos = %d, (0%o)\n", dp->tag, dpos, dpos);
         if (memcmp (dp->tag, "00", 2))
             tag00 = 0;
         else
@@ -165,7 +168,7 @@ Iso2709Rec iso2709_cvt (const char *buf)
         while (1)
         {
             int dpos_n;
-            if (p->identifier_length && !tag00)
+            if (p->identifier_length && (!tag00 || use_dbc))
             {
                 (*fpp)->identifier = malloc (p->identifier_length+1);
                 strncpyx ((*fpp)->identifier, buf+dpos+1,
@@ -184,7 +187,7 @@ Iso2709Rec iso2709_cvt (const char *buf)
             strncpyx ((*fpp)->data, buf+dpos, dpos_n - dpos);
             dpos = dpos_n;
             
-            if (buf[dpos] == ISO2709_FS || buf[dpos] == ISO2709_RS || tag00)
+            if (buf[dpos] == ISO2709_FS || buf[dpos] == ISO2709_RS)
                 break;
             
             fpp = &(*fpp)->next;
@@ -195,6 +198,16 @@ Iso2709Rec iso2709_cvt (const char *buf)
     return p;
 }
 
+Iso2709Rec iso2709_cvt (const char *buf)
+{
+    return iso2709_cvt_g (buf, 0);
+}
+
+Iso2709Rec dbc2709_cvt (const char *buf)
+{
+    return iso2709_cvt_g (buf, 1);
+}
+
 void iso2709_rm (Iso2709Rec rec)
 {
     struct iso2709_dir *dir, *dir1;
-- 
1.7.10.4