SharedMemoryManager::~SharedMemoryManager()
{
if(m_memory_created)
{
destroyMemory(m_interface_name);
}
}
void destroyOne (pulsar *psr)
{
int i = 0;
if (psr->obsn)
free (psr->obsn);
if (psr->covar) {
for(i=0;i<MAX_PARAMS;i++)
free (psr->covar[i]);
free (psr->covar);
}
destroyMemory(psr);
}
void destroyOne (pulsar *psr)
{
if (psr->obsn)
free (psr->obsn);
free_blas(psr->covar);
for (int k=0; k < MAX_PARAMS; ++k){
if(psr->constraint_special[k]){
free(psr->constraint_special[k]);
}
}
destroyMemory(psr);
}
/**
* Load ROM from file.
* \param [in] filename ROM filename.
* \param [out] memmap Memory map.
* \return 1 upon success, 0 if an error occured.
*/
int loadROM(const char* filename, MemoryMap* memmap)
{
FILE *in;
size_t size;
size_t count, nRead;
/* Open file */
in = fopen(filename, "rb");
if(NULL == in)
{
ERROR_MSG("Unable to open %s : %s", filename, strerror(errno));
return 0;
}
/* Compute file size. */
fseek(in, 0, SEEK_END);
size = ftell(in);
fseek(in, 0, SEEK_SET);
size -= ftell(in);
/* Check size */
if(0 == size)
{
ERROR_MSG("Empty file: %s", filename);
goto err_0;
}
/* Check for possible header */
if(size & 0x200)
{
/* Jump header */
size &= ~0x200;
if(fseek(in, 0x200, SEEK_SET))
{
ERROR_MSG("Failed to jump rom header in %s: %s", filename, strerror(errno));
goto err_0;
}
}
/* Allocate rom storage */
if(0 == createMemory(&memmap->rom, (size + 0x1fff) & ~0x1fff))
{
ERROR_MSG("Failed to allocate ROM storage : %s", strerror(errno));
goto err_0;
}
/* Fill rom with 0xff */
memset(memmap->rom.data, 0xff, memmap->rom.len);
/* Read ROM data */
count = (size < memmap->rom.len) ? size : memmap->rom.len;
nRead = fread(memmap->rom.data, 1, count, in);
if(nRead != count)
{
ERROR_MSG("Failed to read ROM data from %s : %s", filename, strerror(errno));
goto err_1;
}
fclose(in);
/* Initialize ROM pages (from mednafen source code). */
/* Note : the decrement by (i*8192) is a trick to avoid doing a
* bitwise with the address when reading a byte from that
* page. */
if(0x60000 == memmap->rom.len)
{
int i;
for(i=0; i<64; i++)
{
memmap->page[i] = &memmap->rom.data[(i & 0x1f) * 8192] - (i*8192);
}
for(i=64; i<128; i++)
{
memmap->page[i] = &memmap->rom.data[((i & 0x0f) + 32) * 8192] - (i*8192);
}
}
else if(0x80000 == memmap->rom.len)
{
int i;
for(i=0; i<64; i++)
{
memmap->page[i] = &memmap->rom.data[(i & 0x3f) * 8192] - (i*8192);
}
for(i=64; i<128; i++)
{
memmap->page[i] = &memmap->rom.data[((i & 0x1f) + 32) * 8192] - (i*8192);
}
}
else
{
int i;
for(i=0; i<128; i++)
{
uint8_t bank = i % (memmap->rom.len / 8192);
memmap->page[i] = &memmap->rom.data[bank * 8192] - (i*8192);
}
}
return 1;
err_1:
destroyMemory(&memmap->rom);
err_0:
fclose(in);
return 0;
}
