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authorrubidium <rubidium@openttd.org>2014-04-23 21:23:21 +0000
committerrubidium <rubidium@openttd.org>2014-04-23 21:23:21 +0000
commit21f991e2353d99064555acf7996b51c46bbd44a5 (patch)
tree98bcaf86aac6edddf70877a13a71b8337049254d
parent160ad31028c6d089ee9bc69581c9a25da00912aa (diff)
downloadopenttd-21f991e2353d99064555acf7996b51c46bbd44a5.tar.xz
(svn r26489) -Codechange: properly account for the end of buffers in the file io code instead of assuming MAX_PATH is okay
-rw-r--r--src/fileio.cpp75
-rw-r--r--src/fileio_func.h10
-rw-r--r--src/fios.cpp72
-rw-r--r--src/fios.h4
-rw-r--r--src/fios_gui.cpp10
-rw-r--r--src/music_gui.cpp4
-rw-r--r--src/network/network_content.cpp2
-rw-r--r--src/script/script_instance.cpp2
-rw-r--r--src/strings.cpp2
-rw-r--r--src/video/sdl_v.cpp2
10 files changed, 95 insertions, 88 deletions
diff --git a/src/fileio.cpp b/src/fileio.cpp
index b7226f5cc..da49f47e5 100644
--- a/src/fileio.cpp
+++ b/src/fileio.cpp
@@ -344,30 +344,30 @@ void FioFCloseFile(FILE *f)
fclose(f);
}
-char *FioGetFullPath(char *buf, size_t buflen, Searchpath sp, Subdirectory subdir, const char *filename)
+char *FioGetFullPath(char *buf, const char *last, Searchpath sp, Subdirectory subdir, const char *filename)
{
assert(subdir < NUM_SUBDIRS);
assert(sp < NUM_SEARCHPATHS);
- snprintf(buf, buflen, "%s%s%s", _searchpaths[sp], _subdirs[subdir], filename);
+ seprintf(buf, last, "%s%s%s", _searchpaths[sp], _subdirs[subdir], filename);
return buf;
}
/**
* Find a path to the filename in one of the search directories.
* @param buf [out] Destination buffer for the path.
- * @param buflen Length of the destination buffer.
+ * @param last End of the destination buffer.
* @param subdir Subdirectory to try.
* @param filename Filename to look for.
* @return \a buf containing the path if the path was found, else \c NULL.
*/
-char *FioFindFullPath(char *buf, size_t buflen, Subdirectory subdir, const char *filename)
+char *FioFindFullPath(char *buf, const char *last, Subdirectory subdir, const char *filename)
{
Searchpath sp;
assert(subdir < NUM_SUBDIRS);
FOR_ALL_SEARCHPATHS(sp) {
- FioGetFullPath(buf, buflen, sp, subdir, filename);
+ FioGetFullPath(buf, last, sp, subdir, filename);
if (FileExists(buf)) return buf;
#if !defined(WIN32)
/* Be, as opening files, aware that sometimes the filename
@@ -380,27 +380,27 @@ char *FioFindFullPath(char *buf, size_t buflen, Subdirectory subdir, const char
return NULL;
}
-char *FioAppendDirectory(char *buf, size_t buflen, Searchpath sp, Subdirectory subdir)
+char *FioAppendDirectory(char *buf, const char *last, Searchpath sp, Subdirectory subdir)
{
assert(subdir < NUM_SUBDIRS);
assert(sp < NUM_SEARCHPATHS);
- snprintf(buf, buflen, "%s%s", _searchpaths[sp], _subdirs[subdir]);
+ seprintf(buf, last, "%s%s", _searchpaths[sp], _subdirs[subdir]);
return buf;
}
-char *FioGetDirectory(char *buf, size_t buflen, Subdirectory subdir)
+char *FioGetDirectory(char *buf, const char *last, Subdirectory subdir)
{
Searchpath sp;
/* Find and return the first valid directory */
FOR_ALL_SEARCHPATHS(sp) {
- char *ret = FioAppendDirectory(buf, buflen, sp, subdir);
+ char *ret = FioAppendDirectory(buf, last, sp, subdir);
if (FileExists(buf)) return ret;
}
/* Could not find the directory, fall back to a base path */
- strecpy(buf, _personal_dir, &buf[buflen - 1]);
+ strecpy(buf, _personal_dir, last);
return buf;
}
@@ -421,7 +421,7 @@ static FILE *FioFOpenFileSp(const char *filename, const char *mode, Searchpath s
if (subdir == NO_DIRECTORY) {
strecpy(buf, filename, lastof(buf));
} else {
- snprintf(buf, lengthof(buf), "%s%s%s", _searchpaths[sp], _subdirs[subdir], filename);
+ seprintf(buf, lastof(buf), "%s%s%s", _searchpaths[sp], _subdirs[subdir], filename);
}
#if defined(WIN32)
@@ -566,20 +566,19 @@ static void FioCreateDirectory(const char *name)
/**
* Appends, if necessary, the path separator character to the end of the string.
* It does not add the path separator to zero-sized strings.
- * @param buf string to append the separator to
- * @param buflen the length of \a buf.
+ * @param buf string to append the separator to
+ * @param last the last element of \a buf.
* @return true iff the operation succeeded
*/
-bool AppendPathSeparator(char *buf, size_t buflen)
+bool AppendPathSeparator(char *buf, const char *last)
{
size_t s = strlen(buf);
/* Length of string + path separator + '\0' */
if (s != 0 && buf[s - 1] != PATHSEPCHAR) {
- if (s + 2 >= buflen) return false;
+ if (&buf[s] >= last) return false;
- buf[s] = PATHSEPCHAR;
- buf[s + 1] = '\0';
+ seprintf(buf + s, last, "%c", PATHSEPCHAR);
}
return true;
@@ -603,10 +602,10 @@ char *BuildWithFullPath(const char *dir)
/* Add absolute path */
if (s == NULL || dest != s) {
if (getcwd(dest, MAX_PATH) == NULL) *dest = '\0';
- AppendPathSeparator(dest, MAX_PATH);
+ AppendPathSeparator(dest, last);
strecat(dest, dir, last);
}
- AppendPathSeparator(dest, MAX_PATH);
+ AppendPathSeparator(dest, last);
return dest;
}
@@ -1073,8 +1072,8 @@ bool DoScanWorkingDirectory()
if (_searchpaths[SP_PERSONAL_DIR] == NULL) return true;
char tmp[MAX_PATH];
- snprintf(tmp, lengthof(tmp), "%s%s", _searchpaths[SP_WORKING_DIR], PERSONAL_DIR);
- AppendPathSeparator(tmp, MAX_PATH);
+ seprintf(tmp, lastof(tmp), "%s%s", _searchpaths[SP_WORKING_DIR], PERSONAL_DIR);
+ AppendPathSeparator(tmp, lastof(tmp));
return strcmp(tmp, _searchpaths[SP_PERSONAL_DIR]) != 0;
}
@@ -1087,11 +1086,11 @@ void DetermineBasePaths(const char *exe)
char tmp[MAX_PATH];
#if defined(WITH_XDG_BASEDIR) && defined(WITH_PERSONAL_DIR)
const char *xdg_data_home = xdgDataHome(NULL);
- snprintf(tmp, MAX_PATH, "%s" PATHSEP "%s", xdg_data_home,
+ seprintf(tmp, lastof(tmp), "%s" PATHSEP "%s", xdg_data_home,
PERSONAL_DIR[0] == '.' ? &PERSONAL_DIR[1] : PERSONAL_DIR);
free(xdg_data_home);
- AppendPathSeparator(tmp, MAX_PATH);
+ AppendPathSeparator(tmp, lastof(tmp));
_searchpaths[SP_PERSONAL_DIR_XDG] = strdup(tmp);
#endif
#if defined(__MORPHOS__) || defined(__AMIGA__) || defined(DOS) || defined(OS2) || !defined(WITH_PERSONAL_DIR)
@@ -1119,8 +1118,8 @@ void DetermineBasePaths(const char *exe)
if (homedir != NULL) {
ValidateString(homedir);
- snprintf(tmp, MAX_PATH, "%s" PATHSEP "%s", homedir, PERSONAL_DIR);
- AppendPathSeparator(tmp, MAX_PATH);
+ seprintf(tmp, lastof(tmp), "%s" PATHSEP "%s", homedir, PERSONAL_DIR);
+ AppendPathSeparator(tmp, lastof(tmp));
_searchpaths[SP_PERSONAL_DIR] = strdup(tmp);
free(homedir);
@@ -1130,8 +1129,8 @@ void DetermineBasePaths(const char *exe)
#endif
#if defined(WITH_SHARED_DIR)
- snprintf(tmp, MAX_PATH, "%s", SHARED_DIR);
- AppendPathSeparator(tmp, MAX_PATH);
+ seprintf(tmp, lastof(tmp), "%s", SHARED_DIR);
+ AppendPathSeparator(tmp, lastof(tmp));
_searchpaths[SP_SHARED_DIR] = strdup(tmp);
#else
_searchpaths[SP_SHARED_DIR] = NULL;
@@ -1141,7 +1140,7 @@ void DetermineBasePaths(const char *exe)
_searchpaths[SP_WORKING_DIR] = NULL;
#else
if (getcwd(tmp, MAX_PATH) == NULL) *tmp = '\0';
- AppendPathSeparator(tmp, MAX_PATH);
+ AppendPathSeparator(tmp, lastof(tmp));
_searchpaths[SP_WORKING_DIR] = strdup(tmp);
#endif
@@ -1150,7 +1149,7 @@ void DetermineBasePaths(const char *exe)
/* Change the working directory to that one of the executable */
if (ChangeWorkingDirectoryToExecutable(exe)) {
if (getcwd(tmp, MAX_PATH) == NULL) *tmp = '\0';
- AppendPathSeparator(tmp, MAX_PATH);
+ AppendPathSeparator(tmp, lastof(tmp));
_searchpaths[SP_BINARY_DIR] = strdup(tmp);
} else {
_searchpaths[SP_BINARY_DIR] = NULL;
@@ -1166,8 +1165,8 @@ void DetermineBasePaths(const char *exe)
#if defined(__MORPHOS__) || defined(__AMIGA__) || defined(DOS) || defined(OS2)
_searchpaths[SP_INSTALLATION_DIR] = NULL;
#else
- snprintf(tmp, MAX_PATH, "%s", GLOBAL_DATA_DIR);
- AppendPathSeparator(tmp, MAX_PATH);
+ seprintf(tmp, lastof(tmp), "%s", GLOBAL_DATA_DIR);
+ AppendPathSeparator(tmp, lastof(tmp));
_searchpaths[SP_INSTALLATION_DIR] = strdup(tmp);
#endif
#ifdef WITH_COCOA
@@ -1195,11 +1194,11 @@ void DeterminePaths(const char *exe)
char config_home[MAX_PATH];
const char *xdg_config_home = xdgConfigHome(NULL);
- snprintf(config_home, MAX_PATH, "%s" PATHSEP "%s", xdg_config_home,
+ seprintf(config_home, lastof(config_home), "%s" PATHSEP "%s", xdg_config_home,
PERSONAL_DIR[0] == '.' ? &PERSONAL_DIR[1] : PERSONAL_DIR);
free(xdg_config_home);
- AppendPathSeparator(config_home, MAX_PATH);
+ AppendPathSeparator(config_home, lastof(config_home));
#endif
Searchpath sp;
@@ -1219,7 +1218,7 @@ void DeterminePaths(const char *exe)
}
} else {
char personal_dir[MAX_PATH];
- if (FioFindFullPath(personal_dir, lengthof(personal_dir), BASE_DIR, "openttd.cfg") != NULL) {
+ if (FioFindFullPath(personal_dir, lastof(personal_dir), BASE_DIR, "openttd.cfg") != NULL) {
char *end = strrchr(personal_dir, PATHSEPCHAR);
if (end != NULL) end[1] = '\0';
config_dir = strdup(personal_dir);
@@ -1400,13 +1399,13 @@ static uint ScanPath(FileScanner *fs, const char *extension, const char *path, s
if (!FiosIsValidFile(path, dirent, &sb)) continue;
- snprintf(filename, lengthof(filename), "%s%s", path, d_name);
+ seprintf(filename, lastof(filename), "%s%s", path, d_name);
if (S_ISDIR(sb.st_mode)) {
/* Directory */
if (!recursive) continue;
if (strcmp(d_name, ".") == 0 || strcmp(d_name, "..") == 0) continue;
- if (!AppendPathSeparator(filename, lengthof(filename))) continue;
+ if (!AppendPathSeparator(filename, lastof(filename))) continue;
num += ScanPath(fs, extension, filename, basepath_length, recursive);
} else if (S_ISREG(sb.st_mode)) {
/* File */
@@ -1457,7 +1456,7 @@ uint FileScanner::Scan(const char *extension, Subdirectory sd, bool tars, bool r
/* Don't search in the working directory */
if (sp == SP_WORKING_DIR && !_do_scan_working_directory) continue;
- FioAppendDirectory(path, MAX_PATH, sp, sd);
+ FioAppendDirectory(path, lastof(path), sp, sd);
num += ScanPath(this, extension, path, strlen(path), recursive);
}
@@ -1493,6 +1492,6 @@ uint FileScanner::Scan(const char *extension, const char *directory, bool recurs
{
char path[MAX_PATH];
strecpy(path, directory, lastof(path));
- if (!AppendPathSeparator(path, lengthof(path))) return 0;
+ if (!AppendPathSeparator(path, lastof(path))) return 0;
return ScanPath(this, extension, path, strlen(path), recursive);
}
diff --git a/src/fileio_func.h b/src/fileio_func.h
index 449ba51fe..443460b2d 100644
--- a/src/fileio_func.h
+++ b/src/fileio_func.h
@@ -51,15 +51,15 @@ static inline bool IsValidSearchPath(Searchpath sp)
void FioFCloseFile(FILE *f);
FILE *FioFOpenFile(const char *filename, const char *mode, Subdirectory subdir, size_t *filesize = NULL);
bool FioCheckFileExists(const char *filename, Subdirectory subdir);
-char *FioGetFullPath(char *buf, size_t buflen, Searchpath sp, Subdirectory subdir, const char *filename);
-char *FioFindFullPath(char *buf, size_t buflen, Subdirectory subdir, const char *filename);
-char *FioAppendDirectory(char *buf, size_t buflen, Searchpath sp, Subdirectory subdir);
-char *FioGetDirectory(char *buf, size_t buflen, Subdirectory subdir);
+char *FioGetFullPath(char *buf, const char *last, Searchpath sp, Subdirectory subdir, const char *filename);
+char *FioFindFullPath(char *buf, const char *last, Subdirectory subdir, const char *filename);
+char *FioAppendDirectory(char *buf, const char *last, Searchpath sp, Subdirectory subdir);
+char *FioGetDirectory(char *buf, const char *last, Subdirectory subdir);
const char *FiosGetScreenshotDir();
void SanitizeFilename(char *filename);
-bool AppendPathSeparator(char *buf, size_t buflen);
+bool AppendPathSeparator(char *buf, const char *last);
void DeterminePaths(const char *exe);
void *ReadFileToMem(const char *filename, size_t *lenp, size_t maxsize);
bool FileExists(const char *filename);
diff --git a/src/fios.cpp b/src/fios.cpp
index ced425967..43d781b5d 100644
--- a/src/fios.cpp
+++ b/src/fios.cpp
@@ -31,6 +31,7 @@
/* Variables to display file lists */
SmallVector<FiosItem, 32> _fios_items;
static char *_fios_path;
+static const char *_fios_path_last;
SmallFiosItem _file_to_saveload;
SortingBits _savegame_sort_order = SORT_BY_DATE | SORT_DESCENDING;
@@ -91,14 +92,12 @@ StringID FiosGetDescText(const char **path, uint64 *total_free)
*/
const char *FiosBrowseTo(const FiosItem *item)
{
- char *path = _fios_path;
-
switch (item->type) {
case FIOS_TYPE_DRIVE:
#if defined(WINCE)
- snprintf(path, MAX_PATH, PATHSEP "");
+ seprintf(_fios_path, _fios_path_last, PATHSEP "");
#elif defined(WIN32) || defined(__OS2__)
- snprintf(path, MAX_PATH, "%c:" PATHSEP, item->title[0]);
+ seprintf(_fios_path, _fios_path_last, "%c:" PATHSEP, item->title[0]);
#endif
/* FALL THROUGH */
case FIOS_TYPE_INVALID:
@@ -106,16 +105,16 @@ const char *FiosBrowseTo(const FiosItem *item)
case FIOS_TYPE_PARENT: {
/* Check for possible NULL ptr (not required for UNIXes, but AmigaOS-alikes) */
- char *s = strrchr(path, PATHSEPCHAR);
- if (s != NULL && s != path) {
+ char *s = strrchr(_fios_path, PATHSEPCHAR);
+ if (s != NULL && s != _fios_path) {
s[0] = '\0'; // Remove last path separator character, so we can go up one level.
}
- s = strrchr(path, PATHSEPCHAR);
+ s = strrchr(_fios_path, PATHSEPCHAR);
if (s != NULL) {
s[1] = '\0'; // go up a directory
#if defined(__MORPHOS__) || defined(__AMIGAOS__)
/* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */
- } else if ((s = strrchr(path, ':')) != NULL) {
+ } else if ((s = strrchr(_fios_path, ':')) != NULL) {
s[1] = '\0';
#endif
}
@@ -123,12 +122,12 @@ const char *FiosBrowseTo(const FiosItem *item)
}
case FIOS_TYPE_DIR:
- strcat(path, item->name);
- strcat(path, PATHSEP);
+ strecat(_fios_path, item->name, _fios_path_last);
+ strecat(_fios_path, PATHSEP, _fios_path_last);
break;
case FIOS_TYPE_DIRECT:
- snprintf(path, MAX_PATH, "%s", item->name);
+ seprintf(_fios_path, _fios_path_last, "%s", item->name);
break;
case FIOS_TYPE_FILE:
@@ -149,9 +148,9 @@ const char *FiosBrowseTo(const FiosItem *item)
* @param path Directory path, may be \c NULL.
* @param name Filename.
* @param ext Filename extension (use \c "" for no extension).
- * @param size Size of \a buf.
+ * @param last Last element of buffer \a buf.
*/
-static void FiosMakeFilename(char *buf, const char *path, const char *name, const char *ext, size_t size)
+static void FiosMakeFilename(char *buf, const char *path, const char *name, const char *ext, const char *last)
{
const char *period;
@@ -163,15 +162,15 @@ static void FiosMakeFilename(char *buf, const char *path, const char *name, cons
unsigned char sepchar = path[(strlen(path) - 1)];
if (sepchar != ':' && sepchar != '/') {
- snprintf(buf, size, "%s" PATHSEP "%s%s", path, name, ext);
+ seprintf(buf, last, "%s" PATHSEP "%s%s", path, name, ext);
} else {
- snprintf(buf, size, "%s%s%s", path, name, ext);
+ seprintf(buf, last, "%s%s%s", path, name, ext);
}
} else {
- snprintf(buf, size, "%s%s", name, ext);
+ seprintf(buf, last, "%s%s", name, ext);
}
#else
- snprintf(buf, size, "%s" PATHSEP "%s%s", path, name, ext);
+ seprintf(buf, last, "%s" PATHSEP "%s%s", path, name, ext);
#endif
}
@@ -179,28 +178,28 @@ static void FiosMakeFilename(char *buf, const char *path, const char *name, cons
* Make a save game or scenario filename from a name.
* @param buf Destination buffer for saving the filename.
* @param name Name of the file.
- * @param size Length of buffer \a buf.
+ * @param last Last element of buffer \a buf.
*/
-void FiosMakeSavegameName(char *buf, const char *name, size_t size)
+void FiosMakeSavegameName(char *buf, const char *name, const char *last)
{
const char *extension = (_game_mode == GM_EDITOR) ? ".scn" : ".sav";
- FiosMakeFilename(buf, _fios_path, name, extension, size);
+ FiosMakeFilename(buf, _fios_path, name, extension, _fios_path_last);
}
/**
* Construct a filename for a height map.
* @param buf Destination buffer.
* @param name Filename.
- * @param size Size of \a buf.
+ * @param last Last element of buffer \a buf.
*/
-void FiosMakeHeightmapName(char *buf, const char *name, size_t size)
+void FiosMakeHeightmapName(char *buf, const char *name, const char *last)
{
char ext[5];
ext[0] = '.';
strecpy(ext + 1, GetCurrentScreenshotExtension(), lastof(ext));
- FiosMakeFilename(buf, _fios_path, name, ext, size);
+ FiosMakeFilename(buf, _fios_path, name, ext, _fios_path_last);
}
/**
@@ -211,7 +210,7 @@ bool FiosDelete(const char *name)
{
char filename[512];
- FiosMakeSavegameName(filename, name, lengthof(filename));
+ FiosMakeSavegameName(filename, name, lastof(filename));
return unlink(filename) == 0;
}
@@ -326,7 +325,7 @@ static void FiosGetFileList(SaveLoadDialogMode mode, fios_getlist_callback_proc
fios->type = FIOS_TYPE_DIR;
fios->mtime = 0;
strecpy(fios->name, d_name, lastof(fios->name));
- snprintf(fios->title, lengthof(fios->title), "%s" PATHSEP " (Directory)", d_name);
+ seprintf(fios->title, lastof(fios->title), "%s" PATHSEP " (Directory)", d_name);
str_validate(fios->title, lastof(fios->title));
}
}
@@ -430,13 +429,16 @@ FiosType FiosGetSavegameListCallback(SaveLoadDialogMode mode, const char *file,
void FiosGetSavegameList(SaveLoadDialogMode mode)
{
static char *fios_save_path = NULL;
+ static char *fios_save_path_last = NULL;
if (fios_save_path == NULL) {
fios_save_path = MallocT<char>(MAX_PATH);
- FioGetDirectory(fios_save_path, MAX_PATH, SAVE_DIR);
+ fios_save_path_last = fios_save_path + MAX_PATH - 1;
+ FioGetDirectory(fios_save_path, fios_save_path_last, SAVE_DIR);
}
_fios_path = fios_save_path;
+ _fios_path_last = fios_save_path_last;
FiosGetFileList(mode, &FiosGetSavegameListCallback, NO_DIRECTORY);
}
@@ -481,17 +483,20 @@ static FiosType FiosGetScenarioListCallback(SaveLoadDialogMode mode, const char
void FiosGetScenarioList(SaveLoadDialogMode mode)
{
static char *fios_scn_path = NULL;
+ static char *fios_scn_path_last = NULL;
/* Copy the default path on first run or on 'New Game' */
if (fios_scn_path == NULL) {
fios_scn_path = MallocT<char>(MAX_PATH);
- FioGetDirectory(fios_scn_path, MAX_PATH, SCENARIO_DIR);
+ fios_scn_path_last = fios_scn_path + MAX_PATH - 1;
+ FioGetDirectory(fios_scn_path, fios_scn_path_last, SCENARIO_DIR);
}
_fios_path = fios_scn_path;
+ _fios_path_last = fios_scn_path_last;
char base_path[MAX_PATH];
- FioGetDirectory(base_path, sizeof(base_path), SCENARIO_DIR);
+ FioGetDirectory(base_path, lastof(base_path), SCENARIO_DIR);
FiosGetFileList(mode, &FiosGetScenarioListCallback, (mode == SLD_LOAD_SCENARIO && strcmp(base_path, _fios_path) == 0) ? SCENARIO_DIR : NO_DIRECTORY);
}
@@ -524,7 +529,7 @@ static FiosType FiosGetHeightmapListCallback(SaveLoadDialogMode mode, const char
Searchpath sp;
FOR_ALL_SEARCHPATHS(sp) {
char buf[MAX_PATH];
- FioAppendDirectory(buf, sizeof(buf), sp, HEIGHTMAP_DIR);
+ FioAppendDirectory(buf, lastof(buf), sp, HEIGHTMAP_DIR);
if (strncmp(buf, it->second.tar_filename, strlen(buf)) == 0) {
match = true;
@@ -547,16 +552,19 @@ static FiosType FiosGetHeightmapListCallback(SaveLoadDialogMode mode, const char
void FiosGetHeightmapList(SaveLoadDialogMode mode)
{
static char *fios_hmap_path = NULL;
+ static char *fios_hmap_path_last = NULL;
if (fios_hmap_path == NULL) {
fios_hmap_path = MallocT<char>(MAX_PATH);
- FioGetDirectory(fios_hmap_path, MAX_PATH, HEIGHTMAP_DIR);
+ fios_hmap_path_last = fios_hmap_path + MAX_PATH - 1;
+ FioGetDirectory(fios_hmap_path, fios_hmap_path_last, HEIGHTMAP_DIR);
}
_fios_path = fios_hmap_path;
+ _fios_path_last = fios_hmap_path_last;
char base_path[MAX_PATH];
- FioGetDirectory(base_path, sizeof(base_path), HEIGHTMAP_DIR);
+ FioGetDirectory(base_path, lastof(base_path), HEIGHTMAP_DIR);
FiosGetFileList(mode, &FiosGetHeightmapListCallback, strcmp(base_path, _fios_path) == 0 ? HEIGHTMAP_DIR : NO_DIRECTORY);
}
@@ -571,7 +579,7 @@ const char *FiosGetScreenshotDir()
if (fios_screenshot_path == NULL) {
fios_screenshot_path = MallocT<char>(MAX_PATH);
- FioGetDirectory(fios_screenshot_path, MAX_PATH, SCREENSHOT_DIR);
+ FioGetDirectory(fios_screenshot_path, fios_screenshot_path + MAX_PATH - 1, SCREENSHOT_DIR);
}
return fios_screenshot_path;
diff --git a/src/fios.h b/src/fios.h
index 43a018f26..b26fe0092 100644
--- a/src/fios.h
+++ b/src/fios.h
@@ -170,8 +170,8 @@ const char *FiosBrowseTo(const FiosItem *item);
StringID FiosGetDescText(const char **path, uint64 *total_free);
bool FiosDelete(const char *name);
-void FiosMakeHeightmapName(char *buf, const char *name, size_t size);
-void FiosMakeSavegameName(char *buf, const char *name, size_t size);
+void FiosMakeHeightmapName(char *buf, const char *name, const char *last);
+void FiosMakeSavegameName(char *buf, const char *name, const char *last);
FiosType FiosGetSavegameListCallback(SaveLoadDialogMode mode, const char *file, const char *ext, char *title, const char *last);
diff --git a/src/fios_gui.cpp b/src/fios_gui.cpp
index 579eedf89..5c91ec77d 100644
--- a/src/fios_gui.cpp
+++ b/src/fios_gui.cpp
@@ -298,17 +298,17 @@ public:
switch (_saveload_mode) {
case SLD_SAVE_GAME:
case SLD_LOAD_GAME:
- FioGetDirectory(o_dir.name, lengthof(o_dir.name), SAVE_DIR);
+ FioGetDirectory(o_dir.name, lastof(o_dir.name), SAVE_DIR);
break;
case SLD_SAVE_SCENARIO:
case SLD_LOAD_SCENARIO:
- FioGetDirectory(o_dir.name, lengthof(o_dir.name), SCENARIO_DIR);
+ FioGetDirectory(o_dir.name, lastof(o_dir.name), SCENARIO_DIR);
break;
case SLD_SAVE_HEIGHTMAP:
case SLD_LOAD_HEIGHTMAP:
- FioGetDirectory(o_dir.name, lengthof(o_dir.name), HEIGHTMAP_DIR);
+ FioGetDirectory(o_dir.name, lastof(o_dir.name), HEIGHTMAP_DIR);
break;
default:
@@ -654,10 +654,10 @@ public:
} else if (this->IsWidgetLowered(WID_SL_SAVE_GAME)) { // Save button clicked
if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
_switch_mode = SM_SAVE_GAME;
- FiosMakeSavegameName(_file_to_saveload.name, this->filename_editbox.text.buf, sizeof(_file_to_saveload.name));
+ FiosMakeSavegameName(_file_to_saveload.name, this->filename_editbox.text.buf, lastof(_file_to_saveload.name));
} else {
_switch_mode = SM_SAVE_HEIGHTMAP;
- FiosMakeHeightmapName(_file_to_saveload.name, this->filename_editbox.text.buf, sizeof(_file_to_saveload.name));
+ FiosMakeHeightmapName(_file_to_saveload.name, this->filename_editbox.text.buf, lastof(_file_to_saveload.name));
}
/* In the editor set up the vehicle engines correctly (date might have changed) */
diff --git a/src/music_gui.cpp b/src/music_gui.cpp
index 01406849f..c9eb21aa3 100644
--- a/src/music_gui.cpp
+++ b/src/music_gui.cpp
@@ -182,8 +182,8 @@ static void MusicVolumeChanged(byte new_vol)
static void DoPlaySong()
{
char filename[MAX_PATH];
- if (FioFindFullPath(filename, lengthof(filename), BASESET_DIR, BaseMusic::GetUsedSet()->files[_music_wnd_cursong - 1].filename) == NULL) {
- FioFindFullPath(filename, lengthof(filename), OLD_GM_DIR, BaseMusic::GetUsedSet()->files[_music_wnd_cursong - 1].filename);
+ if (FioFindFullPath(filename, lastof(filename), BASESET_DIR, BaseMusic::GetUsedSet()->files[_music_wnd_cursong - 1].filename) == NULL) {
+ FioFindFullPath(filename, lastof(filename), OLD_GM_DIR, BaseMusic::GetUsedSet()->files[_music_wnd_cursong - 1].filename);
}
_music_driver->PlaySong(filename);
SetWindowDirty(WC_MUSIC_WINDOW, 0);
diff --git a/src/network/network_content.cpp b/src/network/network_content.cpp
index 215ed5dfd..174dbdafe 100644
--- a/src/network/network_content.cpp
+++ b/src/network/network_content.cpp
@@ -390,7 +390,7 @@ static char *GetFullFilename(const ContentInfo *ci, bool compressed)
if (dir == NO_DIRECTORY) return NULL;
static char buf[MAX_PATH];
- FioGetFullPath(buf, lengthof(buf), SP_AUTODOWNLOAD_DIR, dir, ci->filename);
+ FioGetFullPath(buf, lastof(buf), SP_AUTODOWNLOAD_DIR, dir, ci->filename);
strecat(buf, compressed ? ".tar.gz" : ".tar", lastof(buf));
return buf;
diff --git a/src/script/script_instance.cpp b/src/script/script_instance.cpp
index eab85d74b..9cfe05c49 100644
--- a/src/script/script_instance.cpp
+++ b/src/script/script_instance.cpp
@@ -116,7 +116,7 @@ bool ScriptInstance::LoadCompatibilityScripts(const char *api_version, Subdirect
char buf[MAX_PATH];
Searchpath sp;
FOR_ALL_SEARCHPATHS(sp) {
- FioAppendDirectory(buf, MAX_PATH, sp, dir);
+ FioAppendDirectory(buf, lastof(buf), sp, dir);
strecat(buf, script_name, lastof(buf));
if (!FileExists(buf)) continue;
diff --git a/src/strings.cpp b/src/strings.cpp
index 23a8804ab..1b95f4251 100644
--- a/src/strings.cpp
+++ b/src/strings.cpp
@@ -1954,7 +1954,7 @@ void InitializeLanguagePacks()
FOR_ALL_SEARCHPATHS(sp) {
char path[MAX_PATH];
- FioAppendDirectory(path, lengthof(path), sp, LANG_DIR);
+ FioAppendDirectory(path, lastof(path), sp, LANG_DIR);
GetLanguageList(path);
}
if (_languages.Length() == 0) usererror("No available language packs (invalid versions?)");
diff --git a/src/video/sdl_v.cpp b/src/video/sdl_v.cpp
index 6ec5269d5..9b1dd727f 100644
--- a/src/video/sdl_v.cpp
+++ b/src/video/sdl_v.cpp
@@ -282,7 +282,7 @@ bool VideoDriver_SDL::CreateMainSurface(uint w, uint h)
if (bpp == 0) usererror("Can't use a blitter that blits 0 bpp for normal visuals");
char icon_path[MAX_PATH];
- if (FioFindFullPath(icon_path, lengthof(icon_path), BASESET_DIR, "openttd.32.bmp") != NULL) {
+ if (FioFindFullPath(icon_path, lastof(icon_path), BASESET_DIR, "openttd.32.bmp") != NULL) {
/* Give the application an icon */
icon = SDL_CALL SDL_LoadBMP(icon_path);
if (icon != NULL) {