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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef AGS_SHARED_SCRIPT_CC_SCRIPT_H
#define AGS_SHARED_SCRIPT_CC_SCRIPT_H
#include "common/std/memory.h"
#include "ags/shared/core/types.h"
namespace AGS3 {
namespace AGS {
namespace Shared {
class Stream;
}
}
using namespace AGS; // FIXME later
struct ccScript {
public:
char *globaldata;
int32_t globaldatasize;
int32_t *code; // executable byte-code, 32-bit per op or arg
int32_t codesize; // TODO: find out if we can make it size_t
char *strings;
int32_t stringssize;
char *fixuptypes; // global data/string area/ etc
int32_t *fixups; // code array index to fixup (in ints)
int numfixups;
int importsCapacity;
char **imports;
int numimports;
int exportsCapacity;
char **exports; // names of exports
int32_t *export_addr; // high byte is type; low 24-bits are offset
int numexports;
int instances;
// 'sections' allow the interpreter to find out which bit
// of the code came from header files, and which from the main file
char **sectionNames;
int32_t *sectionOffsets;
int numSections;
int capacitySections;
static ccScript *CreateFromStream(Shared::Stream *in);
ccScript();
ccScript(const ccScript &src);
virtual ~ccScript(); // there are few derived classes, so dtor should be virtual
// write the script to disk (after compiling)
void Write(Shared::Stream *out);
// read back a script written with Write
bool Read(Shared::Stream *in);
const char *GetSectionName(int32_t offset) const;
protected:
// free the memory occupied by the script - do NOT attempt to run the
// script after calling this function
void Free();
};
typedef std::shared_ptr<ccScript> PScript;
} // namespace AGS3
#endif
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