static int SubWrite(StateMem *st, SFORMAT *sf, int data_only, gzFile fp)
{
uint32 acc=0;
// FIXME? It's kind of slow, and we definitely don't want it on with state rewinding...
//ValidateSFStructure(sf);
while(sf->s || sf->desc) // Size can sometimes be zero, so also check for the text description. These two should both be zero only at the end of a struct.
{
if(!sf->s || !sf->v)
{
sf++;
continue;
}
if(sf->s == (uint32)~0) /* Link to another struct. */
{
uint32 tmp;
if(!(tmp=SubWrite(st,(SFORMAT *)sf->v, data_only, fp)))
return(0);
acc+=tmp;
sf++;
continue;
}
if(!data_only)
acc+=32 + 4; /* Description + size */
int32 bytesize = sf->s&(~(MDFNSTATE_RLSB32 | MDFNSTATE_RLSB16 | RLSB));
acc += bytesize;
//printf("%d %d %d\n", bytesize, data_only, fp);
if(st || fp) /* Are we writing or calculating the size of this block? */
{
if(!data_only)
{
char desco[32];
int slen = strlen(sf->desc);
memset(desco, 0, 32);
if(slen > 32)
{
printf("Warning: state variable name too long: %s %d\n", sf->desc, slen);
slen = 32;
}
memcpy(desco, sf->desc, slen);
smem_write(st, desco, 32);
smem_write32le(st, bytesize);
/* Flip the byte order... */
if(sf->s & MDFNSTATE_RLSB32)
Endian_A32_NE_to_LE(sf->v, bytesize / sizeof(uint32));
else if(sf->s & MDFNSTATE_RLSB16)
Endian_A16_NE_to_LE(sf->v, bytesize / sizeof(uint16));
else if(sf->s&RLSB)
Endian_V_NE_to_LE(sf->v, bytesize);
}
if(fp)
{
//printf("Wrote: %d\n", bytesize);
gzwrite(fp, sf->v, bytesize);
}
else
{
smem_write(st, (uint8 *)sf->v, bytesize);
}
if(!data_only)
{
/* Now restore the original byte order. */
if(sf->s & MDFNSTATE_RLSB32)
Endian_A32_LE_to_NE(sf->v, bytesize / sizeof(uint32));
else if(sf->s & MDFNSTATE_RLSB16)
Endian_A16_LE_to_NE(sf->v, bytesize / sizeof(uint16));
else if(sf->s&RLSB)
Endian_V_LE_to_NE(sf->v, bytesize);
}
}
sf++;
}
return(acc);
}
static bool SubWrite(StateMem *st, SFORMAT *sf, const char *name_prefix = NULL)
{
while(sf->size || sf->name) // Size can sometimes be zero, so also check for the text name. These two should both be zero only at the end of a struct.
{
if(!sf->size || !sf->v)
{
sf++;
continue;
}
if(sf->size == (uint32_t)~0) /* Link to another struct. */
{
if(!SubWrite(st, (SFORMAT *)sf->v, name_prefix))
return(0);
sf++;
continue;
}
int32_t bytesize = sf->size;
char nameo[1 + 256];
int slen;
slen = snprintf(nameo + 1, 256, "%s%s", name_prefix ? name_prefix : "", sf->name);
nameo[0] = slen;
if(slen >= 255)
{
printf("Warning: state variable name possibly too long: %s %s %s %d\n", sf->name, name_prefix, nameo, slen);
slen = 255;
}
smem_write(st, nameo, 1 + nameo[0]);
smem_write32le(st, bytesize);
#ifdef MSB_FIRST
/* Flip the byte order... */
if(sf->flags & MDFNSTATE_BOOL)
{
}
else if(sf->flags & MDFNSTATE_RLSB64)
Endian_A64_NE_to_LE(sf->v, bytesize / sizeof(uint64_t));
else if(sf->flags & MDFNSTATE_RLSB32)
Endian_A32_NE_to_LE(sf->v, bytesize / sizeof(uint32_t));
else if(sf->flags & MDFNSTATE_RLSB16)
Endian_A16_NE_to_LE(sf->v, bytesize / sizeof(uint16_t));
else if(sf->flags & RLSB)
Endian_V_NE_to_LE(sf->v, bytesize);
#endif
// Special case for the evil bool type, to convert bool to 1-byte elements.
// Don't do it if we're only saving the raw data.
if(sf->flags & MDFNSTATE_BOOL)
{
for(int32_t bool_monster = 0; bool_monster < bytesize; bool_monster++)
{
uint8_t tmp_bool = ((bool *)sf->v)[bool_monster];
//printf("Bool write: %.31s\n", sf->name);
smem_write(st, &tmp_bool, 1);
}
}
else
smem_write(st, (uint8_t *)sf->v, bytesize);
#ifdef MSB_FIRST
/* Now restore the original byte order. */
if(sf->flags & MDFNSTATE_BOOL)
{
}
else if(sf->flags & MDFNSTATE_RLSB64)
Endian_A64_LE_to_NE(sf->v, bytesize / sizeof(uint64_t));
else if(sf->flags & MDFNSTATE_RLSB32)
Endian_A32_LE_to_NE(sf->v, bytesize / sizeof(uint32_t));
else if(sf->flags & MDFNSTATE_RLSB16)
Endian_A16_LE_to_NE(sf->v, bytesize / sizeof(uint16_t));
else if(sf->flags & RLSB)
Endian_V_LE_to_NE(sf->v, bytesize);
#endif
sf++;
}
return true;
}
static bool SubWrite(StateMem *st, SFORMAT *sf, int data_only, const char *name_prefix = NULL)
{
// FIXME? It's kind of slow, and we definitely don't want it on with state rewinding...
//if(!data_only)
// ValidateSFStructure(sf);
while(sf->size || sf->name) // Size can sometimes be zero, so also check for the text name. These two should both be zero only at the end of a struct.
{
if(!sf->size || !sf->v)
{
sf++;
continue;
}
if(sf->size == (uint32)~0) /* Link to another struct. */
{
if(!SubWrite(st, (SFORMAT *)sf->v, data_only, name_prefix))
return(0);
sf++;
continue;
}
int32 bytesize = sf->size;
// If we're only saving the raw data, and we come across a bool type, we save it as it is in memory, rather than converting it to
// 1-byte. In the SFORMAT structure, the size member for bool entries is the number of bool elements, not the total in-memory size,
// so we adjust it here.
if(data_only && (sf->flags & MDFNSTATE_BOOL))
{
bytesize *= sizeof(bool);
}
if(!data_only)
{
char nameo[1 + 256];
int slen;
slen = snprintf(nameo + 1, 256, "%s%s", name_prefix ? name_prefix : "", sf->name);
nameo[0] = slen;
if(slen >= 255)
{
printf("Warning: state variable name possibly too long: %s %s %s %d\n", sf->name, name_prefix, nameo, slen);
slen = 255;
}
smem_write(st, nameo, 1 + nameo[0]);
smem_write32le(st, bytesize);
/* Flip the byte order... */
if(sf->flags & MDFNSTATE_BOOL)
{
}
else if(sf->flags & MDFNSTATE_RLSB64)
Endian_A64_NE_to_LE(sf->v, bytesize / sizeof(uint64));
else if(sf->flags & MDFNSTATE_RLSB32)
Endian_A32_NE_to_LE(sf->v, bytesize / sizeof(uint32));
else if(sf->flags & MDFNSTATE_RLSB16)
Endian_A16_NE_to_LE(sf->v, bytesize / sizeof(uint16));
else if(sf->flags & RLSB)
Endian_V_NE_to_LE(sf->v, bytesize);
}
// Special case for the evil bool type, to convert bool to 1-byte elements.
// Don't do it if we're only saving the raw data.
if((sf->flags & MDFNSTATE_BOOL) && !data_only)
{
for(int32 bool_monster = 0; bool_monster < bytesize; bool_monster++)
{
uint8 tmp_bool = ((bool *)sf->v)[bool_monster];
//printf("Bool write: %.31s\n", sf->name);
smem_write(st, &tmp_bool, 1);
}
}
else
smem_write(st, (uint8 *)sf->v, bytesize);
if(!data_only)
{
/* Now restore the original byte order. */
if(sf->flags & MDFNSTATE_BOOL)
{
}
else if(sf->flags & MDFNSTATE_RLSB64)
Endian_A64_LE_to_NE(sf->v, bytesize / sizeof(uint64));
else if(sf->flags & MDFNSTATE_RLSB32)
Endian_A32_LE_to_NE(sf->v, bytesize / sizeof(uint32));
else if(sf->flags & MDFNSTATE_RLSB16)
Endian_A16_LE_to_NE(sf->v, bytesize / sizeof(uint16));
else if(sf->flags & RLSB)
Endian_V_LE_to_NE(sf->v, bytesize);
}
sf++;
}
return(TRUE);
}