Adding upstream version 3.38.6.upstream/3.38.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 168 insertions, 0 deletions

diff --git a/src/st/croco/cr-string.c b/src/st/croco/cr-string.c
new file mode 100644
index 0000000..6a16676
--- /dev/null
+++ b/src/st/croco/cr-string.c
@@ -0,0 +1,168 @@
+/* -*- Mode: C; indent-tabs-mode:nil; c-basic-offset: 8-*- */
+
+/*
+ * This file is part of The Croco Library
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2.1 of the GNU Lesser General Public
+ * License as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ * 
+ * Author: Dodji Seketeli.
+ * See COPYRIGHTS file for copyright information.
+ */
+
+#include <string.h>
+#include "cr-string.h"
+
+/**
+ *Instantiates a #CRString
+ *@return the newly instantiated #CRString
+ *Must be freed with cr_string_destroy().
+ */
+CRString *
+cr_string_new (void)
+{
+	CRString *result = NULL ;
+
+	result = g_try_malloc (sizeof (CRString)) ;
+	if (!result) {
+		cr_utils_trace_info ("Out of memory") ;
+		return NULL ;
+	}
+	memset (result, 0, sizeof (CRString)) ;
+        result->stryng = g_string_new (NULL) ;
+	return result ;
+}
+
+/**
+ *Instantiate a string and initialise it to
+ *a_string.
+ *@param a_string the initial string
+ *@return the newly instantiated string.
+ */
+CRString  *
+cr_string_new_from_string (const gchar * a_string)
+{
+	CRString *result = NULL ;
+
+	result = cr_string_new () ;
+	if (!result) {
+		cr_utils_trace_info ("Out of memory") ;
+		return NULL ;
+	}
+	if (a_string)
+		g_string_append (result->stryng, a_string) ;
+	return result ;
+}
+
+/**
+ *Instantiates a #CRString from an instance of GString.
+ *@param a_string the input string that will be copied into
+ *the newly instantiated #CRString
+ *@return the newly instantiated #CRString.
+ */
+CRString *
+cr_string_new_from_gstring (GString const *a_string)
+{
+	CRString *result = NULL ;
+
+	result = cr_string_new () ;
+	if (!result) {
+		cr_utils_trace_info ("Out of memory") ;
+		return NULL ;
+	}
+	if (a_string) {
+		g_string_append_len (result->stryng,
+				     a_string->str,
+				     a_string->len);
+
+	}
+	return result ;
+}
+
+CRString *
+cr_string_dup (CRString const *a_this)
+{
+	CRString *result = NULL ;
+	g_return_val_if_fail (a_this, NULL) ;
+
+	result = cr_string_new_from_gstring (a_this->stryng) ;
+	if (!result) {
+		cr_utils_trace_info ("Out of memory") ;
+		return NULL ;
+	}
+	cr_parsing_location_copy (&result->location,
+                                  &a_this->location) ;
+        return result ;
+}
+
+gchar *
+cr_string_dup2 (CRString const *a_this)
+{
+        gchar *result = NULL ;
+
+        g_return_val_if_fail (a_this, NULL) ;
+
+        if (a_this 
+            && a_this->stryng 
+            && a_this->stryng->str) {
+                result = g_strndup (a_this->stryng->str,
+                                    a_this->stryng->len) ;
+        }
+        return result ;
+}
+
+/**
+ *Returns a pointer to the internal raw NULL terminated string
+ *of the current instance of #CRString.
+ *@param a_this the current instance of #CRString
+ */
+const gchar *
+cr_string_peek_raw_str (CRString const *a_this)
+{
+        g_return_val_if_fail (a_this, NULL) ;
+        
+        if (a_this->stryng && a_this->stryng->str)
+                return a_this->stryng->str ;
+        return NULL ;
+}
+
+/**
+ *Returns the length of the internal raw NULL terminated
+ *string of the current instance of #CRString.
+ *@param a_this the current instance of #CRString.
+ *@return the len of the internal raw NULL termninated string,
+ *of -1 if no length can be returned.
+ */
+gint
+cr_string_peek_raw_str_len (CRString const *a_this)
+{
+        g_return_val_if_fail (a_this && a_this->stryng,
+                              -1) ;
+        return a_this->stryng->len ;
+}
+
+/**
+ *@param a_this the #CRString to destroy.
+ */
+void
+cr_string_destroy (CRString *a_this)
+{
+	g_return_if_fail (a_this) ;
+
+	if (a_this->stryng) {
+		g_string_free (a_this->stryng, TRUE) ;
+		a_this->stryng = NULL ;
+	}
+	g_free (a_this) ;
+}