const RawDataDAT2::s_info& DAT2::getInfo(const std::string& name) const {
type_filelist::const_iterator i = findFileEntry(name);
if (i == m_filelist.end()) {
throw NotFound(name);
}
return i->second;
}
// checkFileChanges(watcher)
static FileEntry* checkFileChanges(ClipWatcher* watcher)
{
WCHAR dirpath[MAX_PATH];
StringCchPrintf(dirpath, _countof(dirpath), L"%s\\*.*", watcher->srcdir);
WIN32_FIND_DATA data;
FileEntry* found = NULL;
HANDLE fft = FindFirstFile(dirpath, &data);
if (fft == NULL) goto fail;
for (;;) {
LPWSTR name = data.cFileName;
int index = rindex(name, L'.');
if (0 <= index && wcsnicmp(name, watcher->name, index) != 0) {
WCHAR path[MAX_PATH];
StringCchPrintf(path, _countof(path), L"%s\\%s",
watcher->srcdir, name);
HANDLE fp = CreateFile(path, GENERIC_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING,
(FILE_ATTRIBUTE_NORMAL |
FILE_FLAG_NO_BUFFERING),
NULL);
if (fp != INVALID_HANDLE_VALUE) {
DWORD hash = getFileHash(fp, 256);
FILETIME mtime;
GetFileTime(fp, NULL, NULL, &mtime);
if (logfp != NULL) {
fwprintf(logfp, L"check: name=%s (%08x, %08x)\n",
name, hash, mtime.dwLowDateTime);
}
FileEntry* entry = findFileEntry(watcher->files, path);
if (entry == NULL) {
if (logfp != NULL) {
fwprintf(logfp, L"added: name=%s\n", name);
}
entry = (FileEntry*) malloc(sizeof(FileEntry));
StringCchCopy(entry->path, _countof(entry->path), path);
entry->hash = hash;
entry->mtime = mtime;
entry->next = watcher->files;
watcher->files = entry;
found = entry;
} else if (hash != entry->hash ||
CompareFileTime(&mtime, &(entry->mtime)) != 0) {
if (logfp != NULL) {
fwprintf(logfp, L"updated: name=%s\n", name);
}
entry->hash = hash;
entry->mtime = mtime;
found = entry;
}
CloseHandle(fp);
}
}
if (!FindNextFile(fft, &data)) break;
}
FindClose(fft);
fail:
return found;
}
bool DAT2::fileExists(const std::string& name) const {
return findFileEntry(name) != m_filelist.end();
}