From 012038cbe70e2b6bc4f58c04c5d74d06424f45a5 Mon Sep 17 00:00:00 2001
From: tomo <tomo>
Date: Mon, 13 Oct 2003 06:40:47 +0000
Subject: [PATCH] (chise_ds_foreach_char_feature_name): New function.
 (chise_feature_foreach_char_with_value): Renamed from
 `chise_char_feature_value_iterate'.

---
 chise.c |  102 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 98 insertions(+), 4 deletions(-)

diff --git a/chise.c b/chise.c
index 0e5274d..111a52f 100644
--- a/chise.c
+++ b/chise.c
@@ -2,6 +2,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <dirent.h>
 #ifdef HAVE_CONFIG_H
 #  include "config.h"
 #endif
@@ -152,6 +153,99 @@ chise_ds_get_ccs (CHISE_DS *ds, const unsigned char *ccs)
   return ct;
 }
 
+int
+chise_ds_foreach_char_feature_name (CHISE_DS *ds,
+				    int (*func) (CHISE_DS *ds,
+						 unsigned char *name))
+{
+  unsigned char *dname
+    = alloca (strlen (ds->location) + sizeof ("/system-char-id") + 1);
+  DIR *dir;
+  struct dirent *de;
+
+  strcpy (dname, ds->location);
+  strcat (dname, "/system-char-id");
+
+  if ( (dir = opendir (dname)) == NULL)
+    return -1;
+
+  while ( (de = readdir (dir)) != NULL )
+    {
+      if ( (strcmp (de->d_name, ".") != 0) &&
+	   (strcmp (de->d_name, "..") != 0) )
+	{
+	  int i, need_to_decode = 0;
+	  unsigned char *cp;
+	  unsigned char *name;
+	  unsigned char *np;
+
+	  for (cp = de->d_name, i = 0; *cp != '\0'; i++)
+	    {
+	      if (*cp++ == '%')
+		need_to_decode = 1;
+	    }
+	  if (need_to_decode)
+	    {
+	      int index = -1;
+	      int ch, c[2];
+	      int hex[2];
+
+	      name = (unsigned char *) alloca (i);
+	      cp = de->d_name;
+	      np = name;
+
+	      while ( (ch = *cp++) != '\0')
+		{
+		  if (ch == '%')
+		    {
+		      if (index >= 0)
+			{
+			  *np++ = '%';
+			  if (index == 1)
+			    *np++ = c[0];
+			}
+		      index = 0;
+		    }
+		  else if (index >= 0)
+		    {
+		      c[index] = ch;
+
+		      if ( ('0' <= ch) && (ch <= '9') )
+			hex[index++] = ch - '0';
+		      else if ( ('A' <= ch) && (ch <= 'F') )
+			hex[index++] = ch - 'A' + 10;
+		      else if ( ('a' <= ch) && (ch <= 'f') )
+			hex[index++] = ch - 'a' + 10;
+		      else
+			{
+			  *np++ = '%';
+			  if (index == 1)
+			    *np++ = c[0];
+			  *np++ = ch;
+			  index = -1;
+			  continue;
+			}
+		      if (index == 2)
+			{
+			  *np++ = (hex[0] << 4) | hex[1];
+			  index = -1;
+			  continue;
+			}
+		    }
+		  else
+		    *np++ = ch;
+		}
+	      *np = '\0';
+	    }  
+	  else
+	    name = de->d_name;
+
+	  if (func (ds, name))
+	    return closedir (dir);
+	}
+    }
+  return closedir (dir);
+}
 
 struct CHISE_Feature_Table
 {
@@ -316,10 +410,10 @@ chise_char_gets_feature_value (CHISE_Char_ID cid,
 }
 
 int
-chise_char_feature_value_iterate (CHISE_Feature feature,
-				  int (*func) (CHISE_Char_ID cid,
-					       CHISE_Feature feature,
-					       CHISE_Value *valdatum))
+chise_feature_foreach_char_with_value (CHISE_Feature feature,
+				       int (*func) (CHISE_Char_ID cid,
+						    CHISE_Feature feature,
+						    CHISE_Value *valdatum))
 {
   DBT keydatum, valdatum;
   DBC *dbcp;
-- 
1.7.10.4