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https://git.planet-casio.com/Lephenixnoir/fxsdk.git
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59 lines
3.1 KiB
C
59 lines
3.1 KiB
C
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//---
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// fxgxa:g3a - Add-in header for Casio's G3A format
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//---
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#ifndef FX_G3A
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#define FX_G3A
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#include <stdint.h>
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/* G3A file header with 0x7000 bytes. When output to a file the standard part
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(first 0x20 bytes) of this header is bit-inverted. */
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struct g3a_header
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{ /* Offset|Size|Value */
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char magic[8]; /* 0x000 8 "USBPower" */
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uint8_t mcs_type; /* 0x008 1 0x2c (AddIn) */
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uint8_t seq1[5]; /* 0x009 5 0x0001000100 */
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uint8_t control1; /* 0x00e 1 *0x13 + 0x41 */
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uint8_t seq2; /* 0x00f 1 0x01 */
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uint32_t filesize_be1; /* 0x010 4 File size, big endian */
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uint8_t control2; /* 0x014 1 *0x13 + 0xb8 */
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uint8_t _1; /* 0x015 1 ??? */
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uint16_t checksum; /* 0x016 2 BE sum of 8 shorts at 7100 */
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uint8_t _2[6]; /* 0x018 6 ??? */
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uint16_t mcs_objects; /* 0x01e 2 MCS-only, unused */
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uint32_t checksum_2; /* 0x020 4 Checksum: 0..1f+24..EOF-4 */
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uint8_t seq3[2]; /* 0x024 2 0x0101 */
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uint8_t _3[8]; /* 0x026 8 ??? */
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uint32_t filesize_be2; /* 0x02e 4 Filesize - 0x7000 - 4 */
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uint8_t _4[14]; /* 0x032 14 ??? */
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char name[16]; /* 0x040 16 Add-in name + NUL */
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uint8_t _5[12]; /* 0x050 12 ??? */
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uint32_t filesize_be3; /* 0x05c 4 Filesize */
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char internal[11]; /* 0x060 11 Internal name with '@' */
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char label[8][24]; /* 0x06b 192 Language labels */
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uint8_t allow_estrip; /* 0x12b 1 Allow use as eAct strip? */
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uint8_t _6[4]; /* 0x12c 4 ??? */
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char version[10]; /* 0x130 10 Version "MM.mm.pppp" */
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uint8_t _7[2]; /* 0x13a 2 ??? */
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char date[14]; /* 0x13c 14 Date "yyyy.MMdd.hhmm" */
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uint8_t _8[38]; /* 0x14a 38 ??? */
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char estrip_label[8][36]; /* 0x170 288 eStrip language labels */
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uint8_t eact_icon[0x300]; /* 0x290 768 eAct icon (64x24) */
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uint8_t _9[0x92c]; /* 0x590 2348 ??? */
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char filename[324]; /* 0xebc 324 Filename "X.g3a" */
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uint16_t icon_uns[0x1800]; /* 0x1000 5376 Unselected icon */
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uint16_t icon_sel[0x1800]; /* 0x4000 5376 Selected icon */
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} __attribute__((packed, aligned(4)));
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/* A full g3a file, suitable for use with pointers */
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struct g3a
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{
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struct g3a_header header;
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uint8_t code[];
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};
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#endif /* FX_G3A */
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