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state.c: Style nits

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This commit is contained in:
retro-wertz
2018-03-07 00:57:52 +08:00
parent 77d07e782c
commit e5421762fd
1 changed files with 60 additions and 59 deletions
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119
src/state.c
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@@ -47,74 +47,73 @@ static void (*SPostSave)(void);
static SFORMAT SFMDATA[64];
static int SFEXINDEX;
#define RLSB FCEUSTATE_RLSB /* 0x80000000 */
#define RLSB FCEUSTATE_RLSB /* 0x80000000 */
extern SFORMAT FCEUPPU_STATEINFO[];
extern SFORMAT FCEUSND_STATEINFO[];
extern SFORMAT FCEUCTRL_STATEINFO[];
SFORMAT SFCPU[] = {
{ &X.PC, 2 | RLSB, "PC\0" },
{ &X.A, 1, "A\0\0" },
{ &X.X, 1, "X\0\0" },
{ &X.Y, 1, "Y\0\0" },
{ &X.S, 1, "S\0\0" },
{ &X.P, 1, "P\0\0" },
{ &X.DB, 1, "DB"},
{ &X.PC, 2 | RLSB, "PC\0" },
{ &X.A, 1, "A\0\0" },
{ &X.X, 1, "X\0\0" },
{ &X.Y, 1, "Y\0\0" },
{ &X.S, 1, "S\0\0" },
{ &X.P, 1, "P\0\0" },
{ &X.DB, 1, "DB"},
#ifdef COPYFAMI
{ RAM, 0x4000, "RAM" },
{ RAM, 0x4000, "RAM" },
#else
{ RAM, 0x800, "RAM" },
{ RAM, 0x800, "RAM" },
#endif
{ 0 }
{ 0 }
};
SFORMAT SFCPUC[] = {
{ &X.jammed, 1, "JAMM" },
{ &X.IRQlow, 4 | RLSB, "IQLB" },
{ &X.tcount, 4 | RLSB, "ICoa" },
{ &X.count, 4 | RLSB, "ICou" },
{ &timestampbase, sizeof(timestampbase) | RLSB, "TSBS" },
{ &X.mooPI, 1, "MooP"},
{ 0 }
{ &X.jammed, 1, "JAMM" },
{ &X.IRQlow, 4 | RLSB, "IQLB" },
{ &X.tcount, 4 | RLSB, "ICoa" },
{ &X.count, 4 | RLSB, "ICou" },
{ &timestampbase, sizeof(timestampbase) | RLSB, "TSBS" },
{ &X.mooPI, 1, "MooP"},
{ 0 }
};
static int SubWrite(memstream_t *mem, SFORMAT *sf)
{
uint32 acc=0;
uint32 acc = 0;
while(sf->v)
{
if(sf->s==~0) /* Link to another struct. */
if(sf->s == ~0) /* Link to another struct. */
{
uint32 tmp;
if(!(tmp=SubWrite(mem, (SFORMAT *)sf->v)))
if(!(tmp = SubWrite(mem, (SFORMAT *)sf->v)))
return(0);
acc+=tmp;
acc += tmp;
sf++;
continue;
}
acc+=8; /* Description + size */
acc+=sf->s&(~RLSB);
acc += 8; /* Description + size */
acc += sf->s & (~RLSB);
if(mem) /* Are we writing or calculating the size of this block? */
{
memstream_write(mem, sf->desc, 4);
write32le_mem(sf->s&(~RLSB), mem);
write32le_mem(sf->s & (~RLSB), mem);
#ifdef MSB_FIRST
if(sf->s&RLSB)
FlipByteOrder((uint8 *)sf->v,sf->s&(~RLSB));
if(sf->s & RLSB)
FlipByteOrder((uint8 *)sf->v, sf->s & (~RLSB));
#endif
memstream_write(mem, (uint8 *)sf->v, sf->s & (~RLSB));
memstream_write(mem, (uint8 *)sf->v, sf->s&(~RLSB));
/* Now restore the original byte order. */
#ifdef MSB_FIRST
if(sf->s&RLSB)
FlipByteOrder((uint8 *)sf->v,sf->s&(~RLSB));
if(sf->s & RLSB)
FlipByteOrder((uint8 *)sf->v, sf->s & (~RLSB));
#endif
}
sf++;
@@ -129,7 +128,7 @@ static int WriteStateChunk(memstream_t *mem, int type, SFORMAT *sf)
memstream_putc(mem, type);
bsize = SubWrite(0,sf);
bsize = SubWrite(0, sf);
write32le_mem(bsize, mem);
if (!SubWrite(mem, sf))
@@ -142,7 +141,7 @@ static SFORMAT *CheckS(SFORMAT *sf, uint32 tsize, char *desc)
while (sf->v)
{
if (sf->s == ~0)
{ /* Link to another SFORMAT structure. */
{ /* Link to another SFORMAT structure. */
SFORMAT *tmp;
if ((tmp = CheckS((SFORMAT*)sf->v, tsize, desc)))
return(tmp);
@@ -164,28 +163,28 @@ static int ReadStateChunk(memstream_t *mem, SFORMAT *sf, int size)
{
SFORMAT *tmp;
int temp;
temp=memstream_pos(mem);
temp = memstream_pos(mem);
while(memstream_pos(mem)<temp+size)
while(memstream_pos(mem) < (temp + size))
{
uint32 tsize;
char toa[4];
if(memstream_read(mem, toa, 4)<=0)
if(memstream_read(mem, toa, 4) <= 0)
return 0;
read32le_mem(&tsize,mem);
read32le_mem(&tsize, mem);
if((tmp=CheckS(sf,tsize,toa)))
if((tmp = CheckS(sf, tsize, toa)))
{
memstream_read(mem, (uint8 *)tmp->v, tmp->s&(~RLSB));
memstream_read(mem, (uint8 *)tmp->v, tmp->s & (~RLSB));
#ifdef MSB_FIRST
if(tmp->s&RLSB)
FlipByteOrder((uint8 *)tmp->v,tmp->s&(~RLSB));
if(tmp->s & RLSB)
FlipByteOrder((uint8 *)tmp->v, tmp->s & (~RLSB));
#endif
}
else
memstream_seek(mem,tsize,SEEK_CUR);
memstream_seek(mem, tsize, SEEK_CUR);
}
return 1;
}
@@ -201,7 +200,7 @@ static int ReadStateChunks(memstream_t *st, int32 totalsize)
t = memstream_getc(st);
if (t == EOF)
break;
if (!read32le_mem(&size,st))
if (!read32le_mem(&size, st))
break;
totalsize -= size + 5;
@@ -251,7 +250,7 @@ void FCEUSS_Save_Mem(void)
uint32 totalsize;
uint8 header[16] = {0};
header[0] = 'F';
header[1] = 'C';
header[2] = 'S';
@@ -261,7 +260,7 @@ void FCEUSS_Save_Mem(void)
memstream_write(mem, header, 16);
FCEUPPU_SaveState();
totalsize = WriteStateChunk(mem, 1, SFCPU);
totalsize = WriteStateChunk(mem, 1, SFCPU);
totalsize += WriteStateChunk(mem, 2, SFCPUC);
totalsize += WriteStateChunk(mem, 3, FCEUPPU_STATEINFO);
totalsize += WriteStateChunk(mem, 4, FCEUCTRL_STATEINFO);
@@ -288,10 +287,10 @@ void FCEUSS_Load_Mem(void)
uint8 header[16];
int stateversion;
int x;
memstream_read(mem, header, 16);
if (memcmp(header,"FCS",3) != 0)
if (memcmp(header, "FCS", 3) != 0)
return;
if (header[3] == 0xFF)
@@ -302,7 +301,7 @@ void FCEUSS_Load_Mem(void)
x = ReadStateChunks(mem, *(uint32*)(header + 4));
if (stateversion < 9500)
X.IRQlow=0;
X.IRQlow = 0;
if (GameStateRestore)
GameStateRestore(stateversion);
@@ -318,21 +317,23 @@ void FCEUSS_Load_Mem(void)
void ResetExState(void (*PreSave)(void), void (*PostSave)(void))
{
SPreSave = PreSave;
SPostSave = PostSave;
SFEXINDEX = 0;
SPreSave = PreSave;
SPostSave = PostSave;
SFEXINDEX = 0;
}
void AddExState(void *v, uint32 s, int type, char *desc)
{
memset(SFMDATA[SFEXINDEX].desc, 0, sizeof(SFMDATA[SFEXINDEX].desc));
if (desc)
strncpy(SFMDATA[SFEXINDEX].desc, desc, sizeof(SFMDATA[SFEXINDEX].desc));
SFMDATA[SFEXINDEX].v = v;
SFMDATA[SFEXINDEX].s = s;
if (type) SFMDATA[SFEXINDEX].s |= RLSB;
if (SFEXINDEX < 63) SFEXINDEX++;
SFMDATA[SFEXINDEX].v = 0; /* End marker. */
memset(SFMDATA[SFEXINDEX].desc, 0, sizeof(SFMDATA[SFEXINDEX].desc));
if (desc)
strncpy(SFMDATA[SFEXINDEX].desc, desc, sizeof(SFMDATA[SFEXINDEX].desc));
SFMDATA[SFEXINDEX].v = v;
SFMDATA[SFEXINDEX].s = s;
if (type)
SFMDATA[SFEXINDEX].s |= RLSB;
if (SFEXINDEX < 63)
SFEXINDEX++;
SFMDATA[SFEXINDEX].v = 0; /* End marker. */
}
void FCEU_DrawSaveStates(uint8 *XBuf)