Added pj_cis_add_cis()

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@81 74dad513-b988-da41-8d7b-12977e46ad98

2 files changed, 17 insertions, 0 deletions

diff --git a/pjlib-util/include/pjlib-util/scanner.h b/pjlib-util/include/pjlib-util/scanner.h
index b8f8f761..59e9efe4 100644
--- a/pjlib-util/include/pjlib-util/scanner.h
+++ b/pjlib-util/include/pjlib-util/scanner.h
@@ -117,6 +117,14 @@ PJ_DECL(void) pj_cis_add_num( pj_cis_t *cis);
 PJ_DECL(void) pj_cis_add_str( pj_cis_t *cis, const char *str);
 
 /**
+ * Add specification from another specification.
+ *
+ * @param cis	    The specification is to be set.
+ * @param rhs	    The specification to be copied.
+ */
+PJ_DECL(void) pj_cis_add_cis( pj_cis_t *cis, const pj_cis_t *rhs);
+
+/**
  * Delete characters in the specified range from the specification.
  *
  * @param cis       The scanner character specification.
diff --git a/pjlib-util/src/pjlib-util/scanner.c b/pjlib-util/src/pjlib-util/scanner.c
index ec215d5f..802cc09e 100644
--- a/pjlib-util/src/pjlib-util/scanner.c
+++ b/pjlib-util/src/pjlib-util/scanner.c
@@ -72,6 +72,15 @@ PJ_DEF(void) pj_cis_add_str( pj_cis_t *cis, const char *str)
     }
 }
 
+PJ_DEF(void) pj_cis_add_cis( pj_cis_t *cis, const pj_cis_t *rhs)
+{
+    int i;
+    for (i=0; i<256; ++i) {
+	if (PJ_CIS_ISSET(rhs, i))
+	    PJ_CIS_SET(cis, i);
+    }
+}
+
 PJ_DEF(void) pj_cis_del_range( pj_cis_t *cis, int cstart, int cend)
 {
     while (cstart != cend) {