void
allocate (void **mem, GFC_INTEGER_4 size, GFC_INTEGER_4 * stat)
{
if (size < 0)
{
runtime_error ("Attempt to allocate negative amount of memory. "
"Possible integer overflow");
abort ();
}
allocate_size (mem, (size_t) size, stat);
}
void *base_allocator_t::allocate(size_t count)
{
if (ftruncate(fd(), total_allocated_size() + allocate_size(count)) < 0)
throw exception_t("Unable ftrancate: %s", strerror(errno));
return block_allocator_t::allocate(count);
}
int main (void)
{
FSFILE * pointer;
char path[30];
char count = 30;
char * pointer2;
int gh;
BYTE write_array[512];
for(gh=0; gh<512; gh++)
if(gh%8)
write_array[gh]='a';
else
write_array[gh]='b';
DWORD first_sector;
BYTE test_array[512];
/* OFB_init();
OFB_push(write_array);
calc_checksum(write_array);
while(1);*/
SearchRec rec;
pointer=NULL;
unsigned char attributes;
unsigned char size = 0, i;
PLLFBD =38;
CLKDIVbits.PLLPOST=0;
CLKDIVbits.PLLPRE=0;
__builtin_write_OSCCONH(0b011);
__builtin_write_OSCCONL(0b01);
while (OSCCONbits.COSC != 0b011); // Wait for Clock switch to occur
while(OSCCONbits.LOCK != 1) {};
UART2Init();
//printf("stuipd thing");
//TRISD=0x0FF;
//setting up pins to show on usb debugger
TRISDbits.TRISD6=1;
TRISAbits.TRISA7=0;
TRISAbits.TRISA6=0;
TRISAbits.TRISA5=0;
TRISAbits.TRISA4=0;
//LATA=1;
//_LATA4=1;
//_RA7=1;
//_LATA6=1;
//_LATA5=1;
//_LATA7=1;
//printf("they should be on now");
//while(1);
//LATAbits.LATA7=0;
//TRISB=0xFFFF;
//AD1PCFGLbits.PCFG1=1;
#ifdef TESTOVERFLOWBUFFER
#ifdef __DEBUG
printf("Starting test of overflow buffer");
unsigned char ofbtestin[SECTORSIZE];
unsigned char ofbtestout[SECTORSIZE];
OFB_init();
int ofbi,ofbj,ofbk,result;
char num=0;
printf("Starting insertion test\r\n");
for(ofbj=0; ofbj<=OVERFLOWBUFFERDEPTH; ofbj++)
{
for(ofbi=0; ofbi<SECTORSIZE; ofbi++)
ofbtestin[ofbi]=num+48;
printf("Size of Buffer: %d\r\n",OFB_getSize());
printf("Result of Insertion: %d\r\n",OFB_push(ofbtestin));
printf("New Size: %d\r\n",OFB_getSize());
num++;
}
printf("Starting retrieval test\r\n");
for(ofbj=0; ofbj<=OVERFLOWBUFFERDEPTH; ofbj++)
{
printf("Size of Buffer: %d\r\n",OFB_getSize());
result=OFB_read_tail(ofbtestout);
printf("result of read: %d\r\n",result);
printf("343rd entry in array: %c\r\n",ofbtestout[342]);
/*for(i=0;i<SECTORSIZE;i++)
{
printf("%d",ofbtestout[i]);
while(UART2IsEmpty());
}*/
//printf("\r\n");
result=OFB_pop();
printf("Result of Pop: %d\r\n",result);
}
while(1);
#endif
#endif
//Service_Spi();
#ifdef __DEBUG
printf("Clock Switch Complete, Waiting For Media\r\n");
#endif
//waits for a card to be inserted
while (!MDD_MediaDetect());
#ifdef __DEBUG
printf("Media Found, Waiting for FSinit\r\n");
#endif
// Initialize the library
while (!FSInit());
char temp;
int character_count,remove_success;
character_count=0;
// Create a file
printf("starting up\r\n");
remove_success=FSremove("WRITE.TXT");
printf("Removal of prev: %d\r\n",remove_success);
pointer = FSfopen ("WRITE.TXT", "w");
if (pointer == NULL)
{
#ifdef __DEBUG
printf("File open failed\r\n");
#endif
while(1);
}
//FSfseek(pointer,0,SEEK_SET);
//set_First_Sector(first_sector);
//FSfwrite("greetings",1,9,pointer);
printf("waiting for operation\r\n");
//FSfwrite("greetings",1,9,pointer);
//allocate_size(38769,pointer);
DWORD sizeinbytes;
//need to convert from number of sectors to number of bytes and allocate that much space
sizeinbytes=(DWORD)FILESIZE*(DWORD)512;
//sizeinbytes=3774873*(DWORD)512;
allocate_size(sizeinbytes,pointer,FALSE);
FSfseek(pointer,0,SEEK_SET);
first_sector=get_First_Sector(pointer);
set_First_Sector(first_sector);
DWORD erasure;
OFB_init();
for(erasure=0; erasure<FILESIZE; erasure++)
{
MDD_SDSPI_SectorWrite(first_sector, write_array,FALSE);
first_sector++;
if(erasure%100==0)
printf("%lu\r",erasure);
}
int bleh;
FSfclose(pointer);
//MDD_ShutdownMedia();
printf("done with file allocation\r\n");
#ifdef DMAON
#else
#endif
//while(UART2IsEmpty());
//temp=UART2GetChar();
//write_array[character_count]=temp;
//character_count++;
while(1)
{
Service_Spi();
}
/*while(temp!='+')
{
if(character_count<512)
{
if(!UART2IsEmpty())
{
temp=UART2GetChar();
write_array[character_count]=temp;
character_count++;
//printf("%08d\r",character_count);
}
}
else
{
FSfwrite(write_array,1,character_count, pointer);
character_count=0;
}
}*/
//FSfwrite(write_array,1,character_count, pointer);
//FSfwrite(sendBuffer,1,21, pointer);
unsigned int buffer[512];
char buffersign;
//bufferreturn(buffer);
while(1)
{
/*buffersign=bufferreturn(buffer);
if(buffersign==1)
{
//FSfwrite(buffer,1,512,pointer);
}*/
if(!PORTDbits.RD6)
{
DMA0CONbits.CHEN=0;
//FSfclose(pointer);
DMA0CONbits.CHEN=0;
printf("done with operations\r\n");
MDD_ShutdownMedia();
while(1) {}
}
}
while(1);
}
