LPLCMSICCPROFILE _cmsCreateProfileFromMemPlaceholder(LPVOID MemPtr, DWORD dwSize)
{
LPLCMSICCPROFILE NewIcc;
LPVOID ICCfile = MemoryOpen((LPBYTE) MemPtr, (size_t) dwSize, 'r');
if (ICCfile == NULL) {
cmsSignalError(LCMS_ERRC_ABORTED, "Couldn't allocate %ld bytes for profile", dwSize);
return NULL;
}
NewIcc = (LPLCMSICCPROFILE) _cmsCreateProfilePlaceholder();
if (NewIcc == NULL) return NULL;
NewIcc -> PhysicalFile[0] = 0;
NewIcc ->stream = ICCfile;
NewIcc ->Read = MemoryRead;
NewIcc ->Seek = MemorySeek;
NewIcc ->Tell = MemoryTell;
NewIcc ->Close = MemoryClose;
NewIcc ->Grow = MemoryGrow;
NewIcc ->Write = MemoryWrite;
NewIcc ->IsWrite = FALSE;
return NewIcc;
}
void _cmsSetSaveToMemory(LPLCMSICCPROFILE Icc, LPVOID MemPtr, size_t dwSize)
{
if (MemPtr == NULL) {
Icc ->stream = NULL;
}
else {
Icc ->stream = (FILEMEM*) MemoryOpen((LPBYTE) MemPtr, dwSize, 'w');
if (Icc ->stream == NULL)
cmsSignalError(LCMS_ERRC_ABORTED, "Couldn't write to memory");
}
Icc ->Write = MemoryWrite;
Icc ->Close = MemoryClose;
}
MemoryStream* StreamCreateFromMemory(Allocator* alloc, uint64 size)
{
MemoryStream* ms = Allocate(alloc, MemoryStream);
if( !ms ) return nullptr;
StreamMemoryInit(ms);
if( !MemoryOpen(ms) )
{
Deallocate(ms);
return nullptr;
}
MemoryResize(ms, size);
return ms;
}
