qse/ase/net/Awk.cpp

544 lines
12 KiB
C++

/*
* $Id: Awk.cpp,v 1.10 2007/07/29 14:42:33 bacon Exp $
*/
#include "stdafx.h"
#include "Awk.hpp"
#include <ase/utl/ctype.h>
#include <ase/utl/stdio.h>
#include <stdlib.h>
#include <math.h>
#include <msclr/auto_gcroot.h>
using System::Runtime::InteropServices::GCHandle;
namespace ASE
{
class StubAwk: public Awk
{
public:
StubAwk (Net::Awk^ wrapper): wrapper(wrapper)
{
}
int stubFunctionHandler (
Return* ret, const Argument* args, size_t nargs,
const char_t* name, size_t len)
{
System::String^ nm = gcnew System::String (name, 0, len);
return wrapper->DispatchFunction (nm);
}
#if 0
int openSource (Source& io)
{
if (io.getMode() == Source::READ)
{
if (wrapper->SourceInputStream == nullptr)
{
return -1;
}
if (!wrapper->SourceInputStream->CanRead)
{
wrapper->SourceInputStream->Close ();
return -1;
}
System::IO::StreamReader^ reader = gcnew System::IO::StreamReader (wrapper->SourceInputStream);
GCHandle gh = GCHandle::Alloc (reader);
System::IntPtr^ ip = GCHandle::ToIntPtr(gh);
io.setHandle (ip->ToPointer());
}
else
{
if (wrapper->SourceOutputStream == nullptr)
{
return -1;
}
if (!wrapper->SourceOutputStream->CanWrite)
{
wrapper->SourceOutputStream->Close ();
return -1;
}
System::IO::StreamWriter^ writer = gcnew System::IO::StreamWriter (wrapper->SourceOutputStream);
GCHandle gh = GCHandle::Alloc (writer);
System::IntPtr^ ip = GCHandle::ToIntPtr(gh);
io.setHandle (ip->ToPointer());
}
return 1;
}
int closeSource (Source& io)
{
System::IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
if (io.getMode() == Source::READ)
{
System::IO::StreamReader^ reader = (System::IO::StreamReader^)gh.Target;
reader->Close ();
}
else
{
System::IO::StreamWriter^ writer = (System::IO::StreamWriter^)gh.Target;
writer->Close ();
}
gh.Free ();
return 0;
}
ssize_t readSource (Source& io, char_t* buf, size_t len)
{
System::IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
System::IO::StreamReader^ reader = (System::IO::StreamReader^)gh.Target;
cli::array<char_t>^ b = gcnew cli::array<char_t>(len);
int n = reader->Read (b, 0, len);
for (int i = 0; i < n; i++) buf[i] = b[i];
return n;
}
ssize_t writeSource (Source& io, char_t* buf, size_t len)
{
System::IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
System::IO::StreamWriter^ writer = (System::IO::StreamWriter^)gh.Target;
cli::array<char_t>^ b = gcnew cli::array<char_t>(len);
for (int i = 0; i < (int)len; i++) b[i] = buf[i];
writer->Write (b, 0, len);
return len;
}
#endif
int openSource (Source& io)
{
ASE::Net::Awk::Source^ nio = gcnew ASE::Net::Awk::Source (
(ASE::Net::Awk::Source::MODE)io.getMode());
GCHandle gh = GCHandle::Alloc (nio);
io.setHandle (GCHandle::ToIntPtr(gh).ToPointer());
try { return wrapper->OpenSource (nio); }
catch (...)
{
gh.Free ();
io.setHandle (NULL);
return -1;
}
}
int closeSource (Source& io)
{
IntPtr ip ((void*)io.getHandle ());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->CloseSource (
(ASE::Net::Awk::Source^)gh.Target);
}
catch (...) { return -1; }
finally { gh.Free (); }
}
ssize_t readSource (Source& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
int n = wrapper->ReadSource (
(ASE::Net::Awk::Source^)gh.Target, b, len);
for (int i = 0; i < n; i++) buf[i] = b[i];
return n;
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
ssize_t writeSource (Source& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
for (int i = 0; i < len; i++) b[i] = buf[i];
return wrapper->WriteSource (
(ASE::Net::Awk::Source^)gh.Target, b, len);
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
int openPipe (Pipe& io)
{
ASE::Net::Awk::Pipe^ nio = gcnew ASE::Net::Awk::Pipe (
gcnew System::String (io.getName ()),
(ASE::Net::Awk::Pipe::MODE)io.getMode());
GCHandle gh = GCHandle::Alloc (nio);
io.setHandle (GCHandle::ToIntPtr(gh).ToPointer());
try { return wrapper->OpenPipe (nio); }
catch (...)
{
gh.Free ();
io.setHandle (NULL);
return -1;
}
}
int closePipe (Pipe& io)
{
IntPtr ip ((void*)io.getHandle ());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->ClosePipe (
(ASE::Net::Awk::Pipe^)gh.Target);
}
catch (...) { return -1; }
finally { gh.Free (); }
}
ssize_t readPipe (Pipe& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
int n = wrapper->ReadPipe (
(ASE::Net::Awk::Pipe^)gh.Target, b, len);
for (int i = 0; i < n; i++) buf[i] = b[i];
return n;
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
ssize_t writePipe (Pipe& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
for (int i = 0; i < len; i++) b[i] = buf[i];
return wrapper->WritePipe (
(ASE::Net::Awk::Pipe^)gh.Target, b, len);
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
int flushPipe (Pipe& io)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->FlushPipe (
(ASE::Net::Awk::Pipe^)gh.Target);
}
catch (...) { return -1; }
}
int openFile (File& io)
{
ASE::Net::Awk::File^ nio = gcnew ASE::Net::Awk::File (
gcnew System::String (io.getName ()),
(ASE::Net::Awk::File::MODE)io.getMode());
GCHandle gh = GCHandle::Alloc (nio);
io.setHandle (GCHandle::ToIntPtr(gh).ToPointer());
try { return wrapper->OpenFile (nio); }
catch (...)
{
gh.Free ();
io.setHandle (NULL);
return -1;
}
}
int closeFile (File& io)
{
IntPtr ip ((void*)io.getHandle ());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->CloseFile (
(ASE::Net::Awk::File^)gh.Target);
}
catch (...) { return -1; }
finally { gh.Free (); }
}
ssize_t readFile (File& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
int n = wrapper->ReadFile (
(ASE::Net::Awk::File^)gh.Target, b, len);
for (int i = 0; i < n; i++) buf[i] = b[i];
return n;
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
ssize_t writeFile (File& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
for (int i = 0; i < len; i++) b[i] = buf[i];
return wrapper->WriteFile (
(ASE::Net::Awk::File^)gh.Target, b, len);
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
int flushFile (File& io)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->FlushFile (
(ASE::Net::Awk::File^)gh.Target);
}
catch (...) { return -1; }
}
int openConsole (Console& io)
{
ASE::Net::Awk::Console^ nio = gcnew ASE::Net::Awk::Console (
gcnew System::String (io.getName ()),
(ASE::Net::Awk::Console::MODE)io.getMode());
GCHandle gh = GCHandle::Alloc (nio);
io.setHandle (GCHandle::ToIntPtr(gh).ToPointer());
try { return wrapper->OpenConsole (nio); }
catch (...)
{
gh.Free ();
io.setHandle (NULL);
return -1;
}
}
int closeConsole (Console& io)
{
IntPtr ip ((void*)io.getHandle ());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->CloseConsole (
(ASE::Net::Awk::Console^)gh.Target);
}
catch (...) { return -1; }
finally { gh.Free (); }
}
ssize_t readConsole (Console& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
int n = wrapper->ReadConsole (
(ASE::Net::Awk::Console^)gh.Target, b, len);
for (int i = 0; i < n; i++) buf[i] = b[i];
return n;
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
ssize_t writeConsole (Console& io, char_t* buf, size_t len)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
cli::array<char_t>^ b = nullptr;
try
{
b = gcnew cli::array<char_t> (len);
for (int i = 0; i < len; i++) b[i] = buf[i];
return wrapper->WriteConsole (
(ASE::Net::Awk::Console^)gh.Target, b, len);
}
catch (...) { return -1; }
finally { if (b != nullptr) delete b; }
}
int flushConsole (Console& io)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->FlushConsole (
(ASE::Net::Awk::Console^)gh.Target);
}
catch (...) { return -1; }
}
int nextConsole (Console& io)
{
IntPtr ip ((void*)io.getHandle());
GCHandle gh = GCHandle::FromIntPtr (ip);
try
{
return wrapper->NextConsole (
(ASE::Net::Awk::Console^)gh.Target);
}
catch (...) { return -1; }
}
// primitive operations
void* allocMem (size_t n) { return ::malloc (n); }
void* reallocMem (void* ptr, size_t n) { return ::realloc (ptr, n); }
void freeMem (void* ptr) { ::free (ptr); }
bool_t isUpper (cint_t c) { return ase_isupper (c); }
bool_t isLower (cint_t c) { return ase_islower (c); }
bool_t isAlpha (cint_t c) { return ase_isalpha (c); }
bool_t isDigit (cint_t c) { return ase_isdigit (c); }
bool_t isXdigit (cint_t c) { return ase_isxdigit (c); }
bool_t isAlnum (cint_t c) { return ase_isalnum (c); }
bool_t isSpace (cint_t c) { return ase_isspace (c); }
bool_t isPrint (cint_t c) { return ase_isprint (c); }
bool_t isGraph (cint_t c) { return ase_isgraph (c); }
bool_t isCntrl (cint_t c) { return ase_iscntrl (c); }
bool_t isPunct (cint_t c) { return ase_ispunct (c); }
cint_t toUpper (cint_t c) { return ase_toupper (c); }
cint_t toLower (cint_t c) { return ase_tolower (c); }
real_t pow (real_t x, real_t y)
{
return ::pow (x, y);
}
int vsprintf (char_t* buf, size_t size, const char_t* fmt, va_list arg)
{
return ase_vsprintf (buf, size, fmt, arg);
}
void vdprintf (const char_t* fmt, va_list arg)
{
ase_vfprintf (stderr, fmt, arg);
}
private:
msclr::auto_gcroot<ASE::Net::Awk^> wrapper;
};
namespace Net
{
Awk::Awk ()
{
awk = new ASE::StubAwk (this);
if (awk->open () == -1)
{
// TODO:...
//throw new AwkException ("cannot open awk");
}
}
Awk::~Awk ()
{
Close ();
delete awk;
}
void Awk::Close ()
{
awk->close ();
}
bool Awk::Parse ()
{
return awk->parse () == 0;
}
bool Awk::Run ()
{
return awk->run () == 0;
}
bool Awk::AddFunction (
System::String^ name, int minArgs, int maxArgs,
FunctionHandler^ handler)
{
cli::pin_ptr<const wchar_t> nptr = PtrToStringChars(name);
return awk->addFunction (nptr, minArgs, maxArgs,
(ASE::Awk::FunctionHandler)&StubAwk::stubFunctionHandler) == 0;
}
bool Awk::DeleteFunction (System::String^ name)
{
cli::pin_ptr<const wchar_t> nptr = PtrToStringChars(name);
return awk->deleteFunction (nptr) == 0;
}
int Awk::DispatchFunction (System::String^ name)
{
return 0;
}
}
}