status_t
Inode::Write(OpenFileCookie* cookie, off_t pos, const void* _buffer,
size_t* _length)
{
ASSERT(cookie != NULL);
ASSERT(_buffer != NULL);
ASSERT(_length != NULL);
struct stat st;
status_t result = Stat(&st);
if (result != B_OK)
return result;
if ((cookie->fMode & O_APPEND) != 0)
pos = st.st_size;
uint64 fileSize = max_c(st.st_size, pos + *_length);
fMaxFileSize = max_c(fMaxFileSize, fileSize);
if ((cookie->fMode & O_NOCACHE) != 0) {
WriteDirect(cookie, pos, _buffer, _length);
Commit();
}
result = file_cache_set_size(fFileCache, fileSize);
if (result != B_OK)
return result;
return file_cache_write(fFileCache, cookie, pos, _buffer, _length);
}
status_t
Inode::Write(OpenFileCookie* cookie, off_t pos, const void* _buffer,
size_t* _length)
{
ASSERT(cookie != NULL);
ASSERT(_buffer != NULL);
ASSERT(_length != NULL);
if (pos < 0)
pos = 0;
if ((cookie->fMode & O_RWMASK) == O_RDONLY)
return B_NOT_ALLOWED;
if ((cookie->fMode & O_APPEND) != 0)
pos = fMaxFileSize;
uint64 fileSize = pos + *_length;
if (fileSize > fMaxFileSize) {
status_t result = file_cache_set_size(fFileCache, fileSize);
if (result != B_OK)
return result;
fMaxFileSize = fileSize;
fMetaCache.GrowFile(fMaxFileSize);
}
if ((cookie->fMode & O_NOCACHE) != 0) {
WriteDirect(cookie, pos, _buffer, _length);
Commit();
}
return file_cache_write(fFileCache, cookie, pos, _buffer, _length);
}
HRESULT COutArchive::SkipPrefixArchiveHeader()
{
#ifdef _7Z_VOL
if (_endMarker)
return S_OK;
#endif
Byte buf[24];
memset(buf, 0, 24);
return WriteDirect(buf, 24);
}
