1 files changed, 70 insertions, 0 deletions
diff --git a/lib/libesg/representation/encapsulated_textual_esg_xml_fragment.c b/lib/libesg/representation/encapsulated_textual_esg_xml_fragment.c
new file mode 100644
index 0000000..199c857
--- /dev/null
+++ b/lib/libesg/representation/encapsulated_textual_esg_xml_fragment.c
@@ -0,0 +1,70 @@
+/*
+ * ESG parser
+ *
+ * Copyright (C) 2006 Stephane Este-Gracias (sestegra@free.fr)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <libesg/types.h>
+#include <libesg/representation/encapsulated_textual_esg_xml_fragment.h>
+
+struct esg_encapsulated_textual_esg_xml_fragment *esg_encapsulated_textual_esg_xml_fragment_decode(uint8_t *buffer, uint32_t size) {
+	struct esg_encapsulated_textual_esg_xml_fragment *esg_xml_fragment;
+	uint32_t pos;
+	uint32_t length;
+	uint8_t offset_pos;
+
+	if ((buffer == NULL) || (size <= 0)) {
+		return NULL;
+	}
+
+	pos = 0;
+
+	esg_xml_fragment = (struct esg_encapsulated_textual_esg_xml_fragment *) malloc(sizeof(struct esg_encapsulated_textual_esg_xml_fragment));
+	memset(esg_xml_fragment, 0, sizeof(struct esg_encapsulated_textual_esg_xml_fragment));
+
+	offset_pos = vluimsbf8(buffer+pos+2, size-pos-2, &length);
+
+	if (size-pos-2 < offset_pos+length) {
+		esg_encapsulated_textual_esg_xml_fragment_free(esg_xml_fragment);
+		return NULL;
+	}
+
+	esg_xml_fragment->esg_xml_fragment_type = (buffer[pos] << 8) | buffer[pos+1];
+	pos += 2+offset_pos;
+
+	esg_xml_fragment->data_length = length;
+	esg_xml_fragment->data = (uint8_t *) malloc(length);
+	memcpy(esg_xml_fragment->data, buffer+pos, length);
+	pos += length;
+
+	return esg_xml_fragment;
+}
+
+void esg_encapsulated_textual_esg_xml_fragment_free(struct esg_encapsulated_textual_esg_xml_fragment *esg_xml_fragment) {
+	if (esg_xml_fragment == NULL) {
+		return;
+	}
+
+	if (esg_xml_fragment->data) {
+		free(esg_xml_fragment->data);
+	}
+
+	free(esg_xml_fragment);
+}