From 501264b847acb9f93563f230ef50ff1718614de2 Mon Sep 17 00:00:00 2001
From: Kaj-Michael Lang <milang@angel.tal.org>
Date: Fri, 27 Jul 2007 15:04:25 +0300
Subject: [PATCH] Preparations for integration to Mapper itself. Move xml parse
 init to it's own function. Add function to free parser. Add function to parse
 a given buffer. (for parsing while downloading).

---
 src/osm.c | 45 ++++++++++++++++++++++++++++++++++++---------
 1 file changed, 36 insertions(+), 9 deletions(-)

diff --git a/src/osm.c b/src/osm.c
index 913759e..ce5b1bb 100644
--- a/src/osm.c
+++ b/src/osm.c
@@ -29,6 +29,8 @@ static gint dbnode_cnt=0;
 static gint dbnoded_cnt=0;
 static gint dbway_cnt=0;
 
+static XML_Parser xp;
+
 typedef struct _node_data node_data;
 struct _node_data {
 	gchar *name;
@@ -1170,18 +1172,28 @@ switch (t) {
 
 /************************************************************************/
 
-gint osm_planet_parse_file(gchar *pfile)
+gboolean
+osm_planet_parse_init(void)
+{
+xp=XML_ParserCreate(NULL);
+XML_SetElementHandler(xp, _osm_tag_start, _osm_tag_end);
+}
+
+void
+osm_planet_parse_deinit(void)
+{
+XML_ParserFree(xp);
+}
+
+gboolean 
+osm_planet_parse_file(gchar *pfile)
 {
-int f, r, res;
+int f, r;
 gchar buffer[FILE_BUFFER];
-XML_Parser xp;
+gboolean res=TRUE;
 
 f=open(pfile, O_RDONLY);
-if (f==-1) return 1;
-res=0;
-
-xp=XML_ParserCreate(NULL);
-XML_SetElementHandler(xp, _osm_tag_start, _osm_tag_end);
+if (f==-1) return FALSE;
 
 do {
 	r=read(f, buffer, FILE_BUFFER);
@@ -1189,7 +1201,7 @@ do {
 		g_printerr("Parse error at line %d:\n%s\n",
 		XML_GetCurrentLineNumber(xp),
 		XML_ErrorString(XML_GetErrorCode(xp)));
-		res=2;
+		res=FALSE;
 		goto end;
 	}
 } while (r>0);
@@ -1200,6 +1212,19 @@ close(f);
 return res;
 }
 
+gboolean
+osm_planet_parse_buffer(gchar *buffer, size_t r)
+{
+if (XML_Parse(xp, buffer, r, r>0 ? 0:1) == XML_STATUS_ERROR) {
+	g_printerr("Parse error at line %d:\n%s\n",
+	XML_GetCurrentLineNumber(xp),
+	XML_ErrorString(XML_GetErrorCode(xp)));
+	return FALSE;
+}
+
+return TRUE;
+}
+
 /************************************************************************/
 
 static gint
@@ -1281,7 +1306,9 @@ print_memory_usage();
 
 storage_init();
 
+osm_planet_parse_init();
 osm_planet_parse_file(argv[1]);
+osm_planet_parse_deinit();
 
 g_printf("Planet loaded.\nTotal nodes %d, POIs: %d, Segments %d and Ways %d.\n",
 	node_cnt, noded_cnt, seg_cnt, way_cnt);
-- 
2.39.5