void mDirectorySetMapOptions(struct mDirectorySet* dirs, const struct mCoreOptions* opts) {
if (opts->savegamePath) {
struct VDir* dir = VDirOpen(opts->savegamePath);
if (dir) {
if (dirs->save && dirs->save != dirs->base) {
dirs->save->close(dirs->save);
}
dirs->save = dir;
}
}
if (opts->savestatePath) {
struct VDir* dir = VDirOpen(opts->savestatePath);
if (dir) {
if (dirs->state && dirs->state != dirs->base) {
dirs->state->close(dirs->state);
}
dirs->state = dir;
}
}
if (opts->screenshotPath) {
struct VDir* dir = VDirOpen(opts->screenshotPath);
if (dir) {
if (dirs->screenshot && dirs->screenshot != dirs->base) {
dirs->screenshot->close(dirs->screenshot);
}
dirs->screenshot = dir;
}
}
if (opts->patchPath) {
struct VDir* dir = VDirOpen(opts->patchPath);
if (dir) {
if (dirs->patch && dirs->patch != dirs->base) {
dirs->patch->close(dirs->patch);
}
dirs->patch = dir;
}
}
}
struct VDir* _vdwOpenDir(struct VDir* vd, const char* path) {
struct VDirW32* vdw = (struct VDirW32*) vd;
if (!path) {
return 0;
}
const char* dir = vdw->path;
char* combined = malloc(sizeof(char) * (strlen(path) + strlen(dir) + 2));
sprintf(combined, "%s\\%s", dir, path);
struct VDir* vd2 = VDirOpen(combined);
if (!vd2) {
vd2 = VDirOpenArchive(combined);
}
free(combined);
return vd2;
}
struct VDir* _vdsceOpenDir(struct VDir* vd, const char* path) {
struct VDirSce* vdsce = (struct VDirSce*) vd;
if (!path) {
return 0;
}
const char* dir = vdsce->path;
char* combined = malloc(sizeof(char) * (strlen(path) + strlen(dir) + strlen(PATH_SEP) + 1));
sprintf(combined, "%s%s%s", dir, PATH_SEP, path);
struct VDir* vd2 = VDirOpen(combined);
if (!vd2) {
vd2 = VDirOpenArchive(combined);
}
free(combined);
return vd2;
}
void mLibraryLoadDirectory(struct mLibrary* library, const char* base) {
struct VDir* dir = VDirOpenArchive(base);
if (!dir) {
dir = VDirOpen(base);
}
sqlite3_exec(library->db, "BEGIN TRANSACTION;", NULL, NULL, NULL);
if (!dir) {
sqlite3_clear_bindings(library->deleteRoot);
sqlite3_reset(library->deleteRoot);
sqlite3_bind_text(library->deleteRoot, 1, base, -1, SQLITE_TRANSIENT);
sqlite3_step(library->deleteRoot);
sqlite3_exec(library->db, "COMMIT;", NULL, NULL, NULL);
return;
}
struct mLibraryEntry entry;
memset(&entry, 0, sizeof(entry));
entry.base = base;
struct mLibraryListing entries;
mLibraryListingInit(&entries, 0);
mLibraryGetEntries(library, &entries, 0, 0, &entry);
size_t i;
for (i = 0; i < mLibraryListingSize(&entries); ++i) {
struct mLibraryEntry* current = mLibraryListingGetPointer(&entries, i);
struct VFile* vf = dir->openFile(dir, current->filename, O_RDONLY);
_mLibraryDeleteEntry(library, current);
if (!vf) {
continue;
}
_mLibraryAddEntry(library, current->filename, base, vf);
}
mLibraryListingDeinit(&entries);
dir->rewind(dir);
struct VDirEntry* dirent = dir->listNext(dir);
while (dirent) {
struct VFile* vf = dir->openFile(dir, dirent->name(dirent), O_RDONLY);
if (!vf) {
dirent = dir->listNext(dir);
continue;
}
_mLibraryAddEntry(library, dirent->name(dirent), base, vf);
dirent = dir->listNext(dir);
}
dir->close(dir);
sqlite3_exec(library->db, "COMMIT;", NULL, NULL, NULL);
}
struct VFile* mLibraryOpenVFile(struct mLibrary* library, const struct mLibraryEntry* entry) {
struct mLibraryListing entries;
mLibraryListingInit(&entries, 0);
if (!mLibraryGetEntries(library, &entries, 0, 0, entry)) {
mLibraryListingDeinit(&entries);
return NULL;
}
struct VFile* vf = NULL;
size_t i;
for (i = 0; i < mLibraryListingSize(&entries); ++i) {
struct mLibraryEntry* e = mLibraryListingGetPointer(&entries, i);
struct VDir* dir = VDirOpenArchive(e->base);
bool isArchive = true;
if (!dir) {
dir = VDirOpen(e->base);
isArchive = false;
}
if (!dir) {
continue;
}
vf = dir->openFile(dir, e->filename, O_RDONLY);
if (vf && isArchive) {
struct VFile* vfclone = VFileMemChunk(NULL, vf->size(vf));
uint8_t buffer[2048];
ssize_t read;
while ((read = vf->read(vf, buffer, sizeof(buffer))) > 0) {
vfclone->write(vfclone, buffer, read);
}
vf->close(vf);
vf = vfclone;
}
dir->close(dir);
if (vf) {
break;
}
}
return vf;
}
struct VFile* mDirectorySetOpenPath(struct mDirectorySet* dirs, const char* path, bool (*filter)(struct VFile*)) {
dirs->archive = VDirOpenArchive(path);
struct VFile* file;
if (dirs->archive) {
file = VDirFindFirst(dirs->archive, filter);
if (!file) {
dirs->archive->close(dirs->archive);
dirs->archive = 0;
}
} else {
file = VFileOpen(path, O_RDONLY);
if (file && !filter(file)) {
file->close(file);
file = 0;
}
}
if (file) {
char dirname[PATH_MAX];
separatePath(path, dirname, dirs->baseName, 0);
mDirectorySetAttachBase(dirs, VDirOpen(dirname));
}
return file;
}
struct VFile* VDirOptionalOpenIncrementFile(struct VDir* dir, const char* realPath, const char* prefix, const char* infix, const char* suffix, int mode) {
char path[PATH_MAX];
path[PATH_MAX - 1] = '\0';
char realPrefix[PATH_MAX];
realPrefix[PATH_MAX - 1] = '\0';
if (!dir) {
if (!realPath) {
return 0;
}
const char* separatorPoint = strrchr(realPath, '/');
const char* dotPoint;
size_t len;
if (!separatorPoint) {
strcpy(path, "./");
separatorPoint = realPath;
dotPoint = strrchr(realPath, '.');
} else {
path[0] = '\0';
dotPoint = strrchr(separatorPoint, '.');
if (separatorPoint - realPath + 1 >= PATH_MAX - 1) {
return 0;
}
len = separatorPoint - realPath;
strncat(path, realPath, len);
path[len] = '\0';
++separatorPoint;
}
if (dotPoint - realPath + 1 >= PATH_MAX - 1) {
return 0;
}
if (dotPoint >= separatorPoint) {
len = dotPoint - separatorPoint;
} else {
len = PATH_MAX - 1;
}
strncpy(realPrefix, separatorPoint, len);
realPrefix[len] = '\0';
prefix = realPrefix;
dir = VDirOpen(path);
}
if (!dir) {
// This shouldn't be possible
return 0;
}
dir->rewind(dir);
struct VDirEntry* dirent;
size_t prefixLen = strlen(prefix);
size_t infixLen = strlen(infix);
unsigned next = 0;
while ((dirent = dir->listNext(dir))) {
const char* filename = dirent->name(dirent);
char* dotPoint = strrchr(filename, '.');
size_t len = strlen(filename);
if (dotPoint) {
len = (dotPoint - filename);
}
const char* separator = strnrstr(filename, infix, len);
if (!separator) {
continue;
}
len = separator - filename;
if (len != prefixLen) {
continue;
}
if (strncmp(filename, prefix, prefixLen) == 0) {
int nlen;
separator += infixLen;
snprintf(path, PATH_MAX - 1, "%%u%s%%n", suffix);
unsigned increment;
if (sscanf(separator, path, &increment, &nlen) < 1) {
continue;
}
len = strlen(separator);
if (nlen < (ssize_t) len) {
continue;
}
if (next <= increment) {
next = increment + 1;
}
}
}
snprintf(path, PATH_MAX - 1, "%s%s%u%s", prefix, infix, next, suffix);
path[PATH_MAX - 1] = '\0';
return dir->openFile(dir, path, mode);
}