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-rw-r--r--src/common/mapindex.c35
1 files changed, 25 insertions, 10 deletions
diff --git a/src/common/mapindex.c b/src/common/mapindex.c
index 5b0f6169b..c09e6260d 100644
--- a/src/common/mapindex.c
+++ b/src/common/mapindex.c
@@ -25,6 +25,7 @@
#include "common/cbasetypes.h"
#include "common/db.h"
#include "common/mmo.h"
+#include "common/nullpo.h"
#include "common/showmsg.h"
#include "common/strlib.h"
@@ -37,11 +38,14 @@ struct mapindex_interface *mapindex;
/// Retrieves the map name from 'string' (removing .gat extension if present).
/// Result gets placed either into 'buf' or in a static local buffer.
-const char* mapindex_getmapname(const char* string, char* output) {
+const char* mapindex_getmapname(const char* string, char* output)
+{
static char buf[MAP_NAME_LENGTH];
char* dest = (output != NULL) ? output : buf;
- size_t len = strnlen(string, MAP_NAME_LENGTH_EXT);
+ size_t len;
+ nullpo_retr(buf, string);
+ len = strnlen(string, MAP_NAME_LENGTH_EXT);
if (len == MAP_NAME_LENGTH_EXT) {
ShowWarning("(mapindex_normalize_name) Map name '%*s' is too long!\n", 2*MAP_NAME_LENGTH_EXT, string);
len--;
@@ -58,12 +62,15 @@ const char* mapindex_getmapname(const char* string, char* output) {
/// Retrieves the map name from 'string' (adding .gat extension if not already present).
/// Result gets placed either into 'buf' or in a static local buffer.
-const char* mapindex_getmapname_ext(const char* string, char* output) {
+const char* mapindex_getmapname_ext(const char* string, char* output)
+{
static char buf[MAP_NAME_LENGTH_EXT];
char* dest = (output != NULL) ? output : buf;
size_t len;
+ nullpo_retr(buf, string);
+
safestrncpy(buf,string, sizeof(buf));
sscanf(string, "%*[^#]%*[#]%15s", buf);
@@ -87,7 +94,8 @@ const char* mapindex_getmapname_ext(const char* string, char* output) {
/// Adds a map to the specified index
/// Returns 1 if successful, 0 otherwise
-int mapindex_addmap(int index, const char* name) {
+int mapindex_addmap(int index, const char* name)
+{
char map_name[MAP_NAME_LENGTH];
if (index == -1){
@@ -128,7 +136,8 @@ int mapindex_addmap(int index, const char* name) {
return index;
}
-unsigned short mapindex_name2id(const char* name) {
+unsigned short mapindex_name2id(const char* name)
+{
int i;
char map_name[MAP_NAME_LENGTH];
@@ -141,7 +150,8 @@ unsigned short mapindex_name2id(const char* name) {
return 0;
}
-const char *mapindex_id2name_sub(uint16 id, const char *file, int line, const char *func) {
+const char *mapindex_id2name_sub(uint16 id, const char *file, int line, const char *func)
+{
if (id >= MAX_MAPINDEX || !mapindex_exists(id)) {
ShowDebug("mapindex_id2name: Requested name for non-existant map index [%d] in cache. %s:%s:%d\n", id,file,func,line);
return mapindex->list[0].name; // dummy empty string so that the callee doesn't crash
@@ -149,7 +159,8 @@ const char *mapindex_id2name_sub(uint16 id, const char *file, int line, const ch
return mapindex->list[id].name;
}
-int mapindex_init(void) {
+int mapindex_init(void)
+{
FILE *fp;
char line[1024];
int last_index = -1;
@@ -196,16 +207,20 @@ bool mapindex_check_default(void)
return true;
}
-void mapindex_removemap(int index){
+void mapindex_removemap(int index)
+{
+ Assert_retv(index < MAX_MAPINDEX);
strdb_remove(mapindex->db, mapindex->list[index].name);
mapindex->list[index].name[0] = '\0';
}
-void mapindex_final(void) {
+void mapindex_final(void)
+{
db_destroy(mapindex->db);
}
-void mapindex_defaults(void) {
+void mapindex_defaults(void)
+{
mapindex = &mapindex_s;
/* TODO: place it in inter-server.conf? */