mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
take_cheeze
160 lines
3.6 KiB
C
Executable File
160 lines
3.6 KiB
C
Executable File
/*
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** mruby/dump.h - mruby binary dumper (mrbc binary format)
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**
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** See Copyright Notice in mruby.h
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*/
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#ifndef MRUBY_DUMP_H
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#define MRUBY_DUMP_H
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#include "mruby.h"
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#ifdef ENABLE_STDIO
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int mrb_dump_irep_binary(mrb_state*, size_t, int, FILE*);
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int mrb_dump_irep_cfunc(mrb_state *mrb, size_t n, int, FILE *f, const char *initname);
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int32_t mrb_read_irep_file(mrb_state*, FILE*);
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#endif
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int32_t mrb_read_irep(mrb_state*, const uint8_t*);
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#ifdef ENABLE_STDIO
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mrb_value mrb_load_irep_file(mrb_state*,FILE*);
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#endif
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/* dump/load error code
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*
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* NOTE: MRB_DUMP_GENERAL_FAILURE is caused by
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* unspecified issues like malloc failed.
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*/
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#define MRB_DUMP_OK 0
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#define MRB_DUMP_GENERAL_FAILURE -1
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#define MRB_DUMP_WRITE_FAULT -2
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#define MRB_DUMP_READ_FAULT -3
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#define MRB_DUMP_CRC_ERROR -4
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#define MRB_DUMP_INVALID_FILE_HEADER -5
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#define MRB_DUMP_INVALID_IREP -6
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#define MRB_DUMP_INVALID_ARGUMENT -7
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/* null symbol length */
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#define MRB_DUMP_NULL_SYM_LEN 0xFFFF
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/* Rite Binary File header */
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#define RITE_BINARY_IDENTIFIER "RITE"
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#define RITE_BINARY_FORMAT_VER "0001"
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#define RITE_COMPILER_NAME "MATZ"
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#define RITE_COMPILER_VERSION "0000"
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#define RITE_VM_VER "0000"
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#define RITE_BINARY_EOF "END\0"
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#define RITE_SECTION_IREP_IDENTIFIER "IREP"
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#define RITE_SECTION_LINENO_IDENTIFIER "LINE"
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#define RITE_SECTION_DEBUG_IDENTIFIER "DBG\0"
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#define MRB_DUMP_DEFAULT_STR_LEN 128
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// binary header
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struct rite_binary_header {
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uint8_t binary_identify[4]; // Binary Identifier
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uint8_t binary_version[4]; // Binary Format Version
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uint8_t binary_crc[2]; // Binary CRC
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uint8_t binary_size[4]; // Binary Size
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uint8_t compiler_name[4]; // Compiler name
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uint8_t compiler_version[4];
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};
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// section header
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#define RITE_SECTION_HEADER \
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uint8_t section_identify[4]; \
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uint8_t section_size[4]
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struct rite_section_header {
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RITE_SECTION_HEADER;
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};
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struct rite_section_irep_header {
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RITE_SECTION_HEADER;
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uint8_t rite_version[4]; // Rite Instruction Specification Version
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uint8_t nirep[2]; // Number of ireps
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uint8_t sirep[2]; // Start index
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};
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struct rite_section_lineno_header {
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RITE_SECTION_HEADER;
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uint8_t nirep[2]; // Number of ireps
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uint8_t sirep[2]; // Start index
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};
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struct rite_section_debug_header {
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RITE_SECTION_HEADER;
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uint8_t nirep[2]; // Number of ireps
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uint8_t sirep[2]; // Start index
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};
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struct rite_binary_footer {
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RITE_SECTION_HEADER;
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};
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static inline int
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uint8_to_bin(uint8_t s, uint8_t *bin)
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{
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*bin = s;
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return sizeof(uint8_t);
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}
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static inline int
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uint16_to_bin(uint16_t s, uint8_t *bin)
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{
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*bin++ = (s >> 8) & 0xff;
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*bin = s & 0xff;
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return sizeof(uint16_t);
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}
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static inline int
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uint32_to_bin(uint32_t l, uint8_t *bin)
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{
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*bin++ = (l >> 24) & 0xff;
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*bin++ = (l >> 16) & 0xff;
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*bin++ = (l >> 8) & 0xff;
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*bin = l & 0xff;
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return sizeof(uint32_t);
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}
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static inline uint32_t
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bin_to_uint32(const uint8_t *bin)
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{
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return (uint32_t)bin[0] << 24 |
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(uint32_t)bin[1] << 16 |
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(uint32_t)bin[2] << 8 |
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(uint32_t)bin[3];
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}
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static inline uint16_t
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bin_to_uint16(const uint8_t *bin)
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{
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return (uint16_t)bin[0] << 8 |
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(uint16_t)bin[1];
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}
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static inline uint8_t
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bin_to_uint8(const uint8_t *bin)
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{
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return (uint8_t)bin[0];
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}
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#if defined(__cplusplus)
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} /* extern "C" { */
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#endif
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/* crc.c */
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uint16_t
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calc_crc_16_ccitt(const uint8_t *src, size_t nbytes, uint16_t crc);
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#endif /* MRUBY_DUMP_H */
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