* move utf8 handling stuff into strbuf, so we can be more exact about our buffer...

[citadel.git] / libcitadel / lib / tools.c

diff --git a/libcitadel/lib/tools.c b/libcitadel/lib/tools.c
index 5662133be92854609a719e33d314a85281ad3646..03d3213de62542568426f793b5cbac89fc4321c0 100644 (file)
--- a/libcitadel/lib/tools.c
+++ b/libcitadel/lib/tools.c
@@ -976,97 +976,6 @@ void stripltlen(char *buf, int *len)
        }
 }
 
-/**
- * \brief detect whether this char starts an utf-8 encoded char
- * \param Char character to inspect
- * \returns yes or no
- */
-inline int Ctdl_IsUtf8SequenceStart(char Char)
-{
-/** 11??.???? indicates an UTF8 Sequence. */
-       return ((Char & 0xC0) != 0);
-}
-
-/**
- * \brief evaluate the length of an utf8 special character sequence
- * \param Char the character to examine
- * \returns width of utf8 chars in bytes
- */
-inline int Ctdl_GetUtf8SequenceLength(char Char)
-{
-       int n = 1;
-        char test = (1<<7);
-       
-       while ((n < 8) && ((test & Char) != 0)) {
-               test = test << 1;
-               n ++;
-       }
-       if (n > 6)
-               n = 1;
-       return n;
-}
-
-/**
- * \brief measure the number of glyphs in an UTF8 string...
- * \param str string to measure
- * \returns the length of str
- */
-int Ctdl_Utf8StrLen(char *str)
-{
-       int n = 0;
-       int m = 0;
-       char *aptr;
-
-       if (str == NULL)
-               return n;
-       aptr = str;
-       while (*aptr != '\0') {
-               if (Ctdl_IsUtf8SequenceStart(*aptr)){
-                       m = Ctdl_GetUtf8SequenceLength(*aptr);
-                       while ((m-- > 0) && (*aptr++ != '\0'))
-                               n ++;
-               }
-               else {
-                       n++;
-                       aptr++;
-               }
-                       
-       }
-       return n;
-}
-
-/**
- * \brief cuts a string after maxlen glyphs
- * \param str string to cut to maxlen glyphs
- * \param maxlen how long may the string become?
- * \returns pointer to maxlen or the end of the string
- */
-char *Ctdl_Utf8StrCut(char *str, int maxlen)
-{
-       int n = 0, m = 0;
-       char *aptr;
-
-       if (str == NULL)
-               return NULL;
-       aptr = str;
-       while (*aptr != '\0') {
-               if (Ctdl_IsUtf8SequenceStart(*aptr)){
-                       m = Ctdl_GetUtf8SequenceLength(*aptr);
-                       while ((m-- > 0) && (*aptr++ != '\0'))
-                               n ++;
-               }
-               else {
-                       n++;
-                       aptr++;
-               }
-               if (n > maxlen) {
-                       *aptr = '\0';
-                       return aptr;
-               }                       
-       }
-       return aptr;
-}
-
 
 /*
  * Convert all whitespace characters in a supplied string to underscores