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62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
#ifndef _STATE_H
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#define _STATE_H
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#include <stdint.h>
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#include <retro_inline.h>
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typedef struct
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{
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uint8_t *data;
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uint32_t loc;
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uint32_t len;
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uint32_t malloced;
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uint32_t initial_malloc; /* A setting! */
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} StateMem;
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typedef struct
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{
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void *v; /* Pointer to the variable/array */
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uint32_t size; /* Length, in bytes, of the data to be saved EXCEPT:
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* In the case of MDFNSTATE_BOOL,
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* it is the number of bool elements to save
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* (bool is not always 1-byte).
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* If 0, the subchunk isn't saved. */
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uint32_t flags; /* Flags */
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const char *name; /* Name */
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} SFORMAT;
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/* State-Section Descriptor */
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struct SSDescriptor
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{
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SFORMAT *sf;
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const char *name;
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bool optional;
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};
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/* Flag for a single, >= 1 byte native-endian variable */
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#define MDFNSTATE_RLSB 0x80000000
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/* 32-bit native-endian elements */
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#define MDFNSTATE_RLSB32 0x40000000
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/* 16-bit native-endian elements */
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#define MDFNSTATE_RLSB16 0x20000000
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/* 64-bit native-endian elements */
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#define MDFNSTATE_RLSB64 0x10000000
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#define MDFNSTATE_BOOL 0x08000000
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#ifdef __cplusplus
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extern "C" {
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#endif
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int MDFNSS_SaveSM(void *st, int a, int b, const void *c, const void *d, const void *e);
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int MDFNSS_LoadSM(void *st, int a, int b);
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int MDFNSS_StateAction(void *st, int load, int data_only,
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SFORMAT *sf, const char *name);
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#ifdef __cplusplus
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}
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#endif
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#endif
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