kolibrios/programs/cmm/BrainFuck/brainfuck.c

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/*
* Console example in C--
*/
#define MEMSIZE 4096*10
#include "../lib/io.h"
#include "../lib/obj/console.h"
#define bufferSize 10000;
#define memoryBrainfuck 30000
#define memoryByteBF 1
#define stackBrainFuck 4*1024
dword buffer = 0;
word bufferSymbol = 0;
dword memory = 0;
dword stack = 0;
void evalBrainFuckCode(dword code)
{
byte cmd = 0;
dword offsetMemory = 0;
dword countStack = 0;
dword countOffset = memoryBrainfuck / 2 / memoryByteBF;
offsetMemory = memory;
countStack = stack;
// clear memory
EBX = memoryBrainfuck;
offsetMemory = memory;
WHILE(EBX)
{
EBX--;
DSBYTE[offsetMemory] = 0;
offsetMemory++;
}
//--------
offsetMemory = memory + countOffset;
con_printf stdcall ("Output BrainF*ck:\r\n");
while(1)
{
cmd = DSBYTE[code];
switch(cmd)
{
case '+':
DSBYTE[offsetMemory]++;
break;
case '-':
DSBYTE[offsetMemory]--;
break;
case '[':
DSDWORD[countStack] = code;
countStack += 4;
break;
case ']':
IF (DSBYTE[offsetMemory]) code = DSDWORD[countStack - 4];
ELSE countStack -= 4;
break;
case ',':
con_getch stdcall();
DSBYTE[offsetMemory] = AL;
break;
case '.':
DSBYTE[#bufferSymbol] = DSBYTE[offsetMemory];
con_printf stdcall (#bufferSymbol);
break;
case '>':
offsetMemory++;
break;
case '<':
offsetMemory--;
break;
default:
con_printf stdcall ("\r\n");
//ExitProcess();
return;
break;
}
code++;
}
}
void main()
{
dword brainFuckCode = 0;
buffer = malloc(bufferSize);
memory = malloc(memoryBrainfuck);
stack = malloc(stackBrainFuck);
load_dll(libConsole, #con_init, 0);
con_init stdcall (-1, -1, -1, -1, "BrainF*ck interpreter");
//con_set_flags stdcall (0x1F);
IF(DSBYTE[I_Param])
{
if(io.read(I_Param)) evalBrainFuckCode(EAX);
}
ELSE loop()
{
con_printf stdcall ("BrainF*ck interpreter v1.0\r\n");
con_printf stdcall ("\r\nEnter BrainF*ck code:\r\n");
//con_write_string stdcall ("\r\n", 2);
con_gets stdcall(buffer, bufferSize);
//con_printf stdcall (EAX);
evalBrainFuckCode(EAX);
}
con_exit stdcall (0);
ExitProcess();
}