UnrealXR/raylib
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

REVIEWED: FilePathList, consider maximum capacity

Browse source
This commit is contained in:
Ray 2022-06-12 11:32:10 +02:00
parent 96292bc859
commit 875601c4cc
3 changed files with 25 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

1
src/config.h
View file

@ -74,6 +74,7 @@
// rcore: Configuration values
//------------------------------------------------------------------------------------
#define MAX_FILEPATH_CAPACITY 8192 // Maximum file paths capacity
#define MAX_FILEPATH_LENGTH 4096 // Maximum length for filepaths (Linux PATH_MAX default value)
#define MAX_KEYBOARD_KEYS 512 // Maximum number of keyboard keys supported

1
src/raylib.h
View file

@ -484,6 +484,7 @@ typedef struct VrStereoConfig {
// File path list
typedef struct FilePathList {
unsigned int capacity; // Filepaths max entries
unsigned int count; // Filepaths entries count
char **paths; // Filepaths entries
} FilePathList;

43
src/rcore.c
View file

@ -298,6 +298,9 @@
#define DEFAULT_EVDEV_PATH "/dev/input/" // Path to the linux input events
#endif
#ifndef MAX_FILEPATH_CAPACITY
#define MAX_FILEPATH_CAPACITY 8192 // Maximum capacity for filepath
#endif
#ifndef MAX_FILEPATH_LENGTH
#define MAX_FILEPATH_LENGTH 4096 // Maximum length for filepaths (Linux PATH_MAX default value)
#endif
@ -1181,7 +1184,6 @@ bool IsWindowState(unsigned int flag)
void ToggleFullscreen(void)
{
#if defined(PLATFORM_DESKTOP)
// TODO: glfwSetWindowMonitor() doesn't work properly (bugs)
if (!CORE.Window.fullscreen)
{
// Store previous window position (in case we exit fullscreen)
@ -3142,8 +3144,9 @@ FilePathList LoadDirectoryFiles(const char *dirPath)
}
// Memory allocation for dirFileCount
files.paths = (char **)RL_MALLOC(fileCounter*sizeof(char *));
for (int i = 0; i < fileCounter; i++) files.paths[i] = (char *)RL_MALLOC(MAX_FILEPATH_LENGTH*sizeof(char));
files.capacity = fileCounter;
files.paths = (char **)RL_MALLOC(files.capacity*sizeof(char *));
for (int i = 0; i < files.capacity; i++) files.paths[i] = (char *)RL_MALLOC(MAX_FILEPATH_LENGTH*sizeof(char));
closedir(dir);
@ -3152,31 +3155,26 @@ FilePathList LoadDirectoryFiles(const char *dirPath)
ScanDirectoryFiles(dirPath, &files, NULL);
// Security check: read files.count should match fileCounter
if (files.count != fileCounter) TRACELOG(LOG_WARNING, "FILEIO: Read files count do not match memory allocated");
if (files.count != files.capacity) TRACELOG(LOG_WARNING, "FILEIO: Read files count do not match capacity allocated");
}
else TRACELOG(LOG_WARNING, "FILEIO: Failed to open requested directory"); // Maybe it's a file...
return files;
}
// Load directory filepaths with extension filtering and recursive directory scan
// NOTE: On recursive loading we do not pre-scan for file count, we use MAX_FILEPATH_CAPACITY
FilePathList LoadDirectoryFilesEx(const char *basePath, const char *filter, bool scanSubdirs)
{
#define MAX_FILEPATH_COUNT 8192 // Maximum file paths scanned
FilePathList files = { 0 };
files.paths = (char **)RL_CALLOC(MAX_FILEPATH_COUNT, sizeof(char *));
for (int i = 0; i < MAX_FILEPATH_COUNT; i++) files.paths[i] = (char *)RL_CALLOC(MAX_FILEPATH_LENGTH, sizeof(char));
files.capacity = MAX_FILEPATH_CAPACITY;
files.paths = (char **)RL_CALLOC(files.capacity, sizeof(char *));
for (int i = 0; i < files.capacity; i++) files.paths[i] = (char *)RL_CALLOC(MAX_FILEPATH_LENGTH, sizeof(char));
// WARNING: basePath is always prepended to scanned paths
if (scanSubdirs) ScanDirectoryFilesRecursively(basePath, &files, filter);
else ScanDirectoryFiles(basePath, &files, filter);
// TODO: Filepath filtering
//if (IsFileExtension(files.paths[i], filter))
return files;
}
@ -3184,9 +3182,9 @@ FilePathList LoadDirectoryFilesEx(const char *basePath, const char *filter, bool
// Unload directory filepaths
void UnloadDirectoryFiles(FilePathList files)
{
if (files.count > 0)
if (files.capacity > 0)
{
for (int i = 0; i < files.count; i++) RL_FREE(files.paths[i]);
for (int i = 0; i < files.capacity; i++) RL_FREE(files.paths[i]);
RL_FREE(files.paths);
}
@ -5283,7 +5281,7 @@ static void ScanDirectoryFilesRecursively(const char *basePath, FilePathList *fi
if (dir != NULL)
{
while ((dp = readdir(dir)) != NULL)
while (((dp = readdir(dir)) != NULL) && (files->count < files->capacity))
{
if ((strcmp(dp->d_name, ".") != 0) && (strcmp(dp->d_name, "..") != 0))
{
@ -5305,6 +5303,12 @@ static void ScanDirectoryFilesRecursively(const char *basePath, FilePathList *fi
strcpy(files->paths[files->count], path);
files->count++;
}
if (files->count >= files->capacity)
{
TRACELOG(LOG_WARNING, "FILEIO: Maximum filepath scan capacity reached (%i files)", files->capacity);
break;
}
}
else ScanDirectoryFilesRecursively(path, files, filter);
}
@ -5806,7 +5810,7 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event)
// Register fullscreen change events
static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const EmscriptenFullscreenChangeEvent *event, void *userData)
{
// TODO.
// TODO: Implement EmscriptenFullscreenChangeCallback()?
return 1; // The event was consumed by the callback handler
}
@ -5814,7 +5818,7 @@ static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const Emscripte
// Register window resize event
static EM_BOOL EmscriptenWindowResizedCallback(int eventType, const EmscriptenUiEvent *event, void *userData)
{
// TODO.
// TODO: Implement EmscriptenWindowResizedCallback()?
return 1; // The event was consumed by the callback handler
}
@ -6202,7 +6206,6 @@ static void ConfigureEvdevDevice(char *device)
worker->fd = fd;
// Grab number on the end of the devices name "event<N>"
// TODO: Grab number on the end of the device name "mouse<N>"
int devNum = 0;
char *ptrDevName = strrchr(device, 't');
worker->eventNum = -1;
@ -6211,7 +6214,7 @@ static void ConfigureEvdevDevice(char *device)
{
if (sscanf(ptrDevName, "t%d", &devNum) == 1) worker->eventNum = devNum;
}
else worker->eventNum = 0; // HACK for mouse0 device!
else worker->eventNum = 0; // TODO: HACK: Grab number for mouse0 device!
// At this point we have a connection to the device, but we don't yet know what the device is.
// It could be many things, even as simple as a power button...