1 files changed, 87 insertions, 0 deletions
diff --git a/pjlib/include/pj/string.h b/pjlib/include/pj/string.h
index cfbdd458..70a1d6c8 100644
--- a/pjlib/include/pj/string.h
+++ b/pjlib/include/pj/string.h
@@ -474,6 +474,93 @@ PJ_INLINE(char*) pj_strchr( const pj_str_t *str, int chr)
     return (char*) memchr((char*)str->ptr, chr, str->slen);
 }
 
+
+/**
+ * Find the first index of character, in a string, that does not belong to a 
+ * set of characters.
+ *
+ * @param str	    The string.
+ * @param set_char  The string containing the set of characters. 
+ *
+ * @return the index of the first character in the str that doesn't belong to 
+ * set_char. If str starts with a character not in set_char, return 0.
+ */
+PJ_DECL(pj_ssize_t) pj_strspn(const pj_str_t *str, const pj_str_t *set_char);
+
+
+/**
+ * Find the first index of character, in a string, that does not belong to a
+ * set of characters.
+ *
+ * @param str	    The string.
+ * @param set_char  The string containing the set of characters.
+ *
+ * @return the index of the first character in the str that doesn't belong to
+ * set_char. If str starts with a character not in set_char, return 0.
+ */
+PJ_DECL(pj_ssize_t) pj_strspn2(const pj_str_t *str, const char *set_char);
+
+
+/**
+ * Find the first index of character, in a string, that belong to a set of 
+ * characters.
+ *
+ * @param str	    The string.
+ * @param set_char  The string containing the set of characters.
+ *
+ * @return the index of the first character in the str that belong to
+ * set_char. If no match is found, return the length of str.
+ */
+PJ_DECL(pj_ssize_t) pj_strcspn(const pj_str_t *str, const pj_str_t *set_char);
+
+
+/**
+ * Find the first index of character, in a string, that belong to a set of
+ * characters.
+ *
+ * @param str	    The string.
+ * @param set_char  The string containing the set of characters.
+ *
+ * @return the index of the first character in the str that belong to
+ * set_char. If no match is found, return the length of str.
+ */
+PJ_DECL(pj_ssize_t) pj_strcspn2(const pj_str_t *str, const char *set_char);
+
+
+/**
+ * Find tokens from a string using the delimiter.
+ *
+ * @param str	    The string.
+ * @param delim	    The string containing the delimiter. It might contain 
+ *		    multiple character treated as unique set. If same character
+ *		    was found on the set, it will be skipped.
+ * @param tok	    The string containing the token.
+ * @param start_idx The search will start from this index.
+ *
+ * @return the index of token from the str, or the length of the str
+ * if the token is not found.
+ */
+PJ_DECL(pj_ssize_t) pj_strtok(const pj_str_t *str, const pj_str_t *delim,
+			      pj_str_t *tok, pj_size_t start_idx);
+
+
+/**
+ * Find tokens from a string using the delimiter.
+ *
+ * @param str	    The string.
+ * @param delim	    The string containing the delimiter. It might contain
+ *		    multiple character treated as unique set. If same character
+ *		    was found on the set, it will be skipped.
+ * @param tok	    The string containing the token.
+ * @param start_idx The search will start from this index.
+ *
+ * @return the index of token from the str, or the length of the str
+ * if the token is not found.
+ */
+PJ_DECL(pj_ssize_t) pj_strtok2(const pj_str_t *str, const char *delim,
+			       pj_str_t *tok, pj_size_t start_idx);
+
+
 /**
  * Find the occurence of a substring substr in string str.
  *