diff options
Diffstat (limited to 'web/server/h2o/libh2o/deps/mruby/include/mruby/dump.h')
| -rw-r--r-- | web/server/h2o/libh2o/deps/mruby/include/mruby/dump.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/mruby/include/mruby/dump.h b/web/server/h2o/libh2o/deps/mruby/include/mruby/dump.h new file mode 100644 index 00000000..f56d66a3 --- /dev/null +++ b/web/server/h2o/libh2o/deps/mruby/include/mruby/dump.h @@ -0,0 +1,196 @@ +/* +** mruby/dump.h - mruby binary dumper (mrbc binary format) +** +** See Copyright Notice in mruby.h +*/ + +#ifndef MRUBY_DUMP_H +#define MRUBY_DUMP_H + +#include <mruby.h> +#include <mruby/irep.h> +#include "common.h" + +/** + * Dumping compiled mruby script. + */ +MRB_BEGIN_DECL + +#define DUMP_DEBUG_INFO 1 +#define DUMP_ENDIAN_BIG 2 +#define DUMP_ENDIAN_LIL 4 +#define DUMP_ENDIAN_NAT 6 +#define DUMP_ENDIAN_MASK 6 + +int mrb_dump_irep(mrb_state *mrb, mrb_irep *irep, uint8_t flags, uint8_t **bin, size_t *bin_size); +#ifndef MRB_DISABLE_STDIO +int mrb_dump_irep_binary(mrb_state*, mrb_irep*, uint8_t, FILE*); +int mrb_dump_irep_cfunc(mrb_state *mrb, mrb_irep*, uint8_t flags, FILE *f, const char *initname); +mrb_irep *mrb_read_irep_file(mrb_state*, FILE*); +MRB_API mrb_value mrb_load_irep_file(mrb_state*,FILE*); +MRB_API mrb_value mrb_load_irep_file_cxt(mrb_state*, FILE*, mrbc_context*); +#endif +MRB_API mrb_irep *mrb_read_irep(mrb_state*, const uint8_t*); + +/* dump/load error code + * + * NOTE: MRB_DUMP_GENERAL_FAILURE is caused by + * unspecified issues like malloc failed. + */ +#define MRB_DUMP_OK 0 +#define MRB_DUMP_GENERAL_FAILURE (-1) +#define MRB_DUMP_WRITE_FAULT (-2) +#define MRB_DUMP_READ_FAULT (-3) +#define MRB_DUMP_CRC_ERROR (-4) +#define MRB_DUMP_INVALID_FILE_HEADER (-5) +#define MRB_DUMP_INVALID_IREP (-6) +#define MRB_DUMP_INVALID_ARGUMENT (-7) + +/* null symbol length */ +#define MRB_DUMP_NULL_SYM_LEN 0xFFFF + +/* Rite Binary File header */ +#define RITE_BINARY_IDENT "RITE" +#define RITE_BINARY_IDENT_LIL "ETIR" +#define RITE_BINARY_FORMAT_VER "0004" +#define RITE_COMPILER_NAME "MATZ" +#define RITE_COMPILER_VERSION "0000" + +#define RITE_VM_VER "0000" + +#define RITE_BINARY_EOF "END\0" +#define RITE_SECTION_IREP_IDENT "IREP" +#define RITE_SECTION_LINENO_IDENT "LINE" +#define RITE_SECTION_DEBUG_IDENT "DBG\0" +#define RITE_SECTION_LV_IDENT "LVAR" + +#define MRB_DUMP_DEFAULT_STR_LEN 128 +#define MRB_DUMP_ALIGNMENT sizeof(uint32_t) + +/* binary header */ +struct rite_binary_header { + uint8_t binary_ident[4]; /* Binary Identifier */ + uint8_t binary_version[4]; /* Binary Format Version */ + uint8_t binary_crc[2]; /* Binary CRC */ + uint8_t binary_size[4]; /* Binary Size */ + uint8_t compiler_name[4]; /* Compiler name */ + uint8_t compiler_version[4]; +}; + +/* section header */ +#define RITE_SECTION_HEADER \ + uint8_t section_ident[4]; \ + uint8_t section_size[4] + +struct rite_section_header { + RITE_SECTION_HEADER; +}; + +struct rite_section_irep_header { + RITE_SECTION_HEADER; + + uint8_t rite_version[4]; /* Rite Instruction Specification Version */ +}; + +struct rite_section_lineno_header { + RITE_SECTION_HEADER; +}; + +struct rite_section_debug_header { + RITE_SECTION_HEADER; +}; + +struct rite_section_lv_header { + RITE_SECTION_HEADER; +}; + +#define RITE_LV_NULL_MARK UINT16_MAX + +struct rite_binary_footer { + RITE_SECTION_HEADER; +}; + +static inline int +bigendian_p() +{ + int i; + char *p; + + i = 1; + p = (char*)&i; + return p[0]?0:1; +} + +static inline size_t +uint8_to_bin(uint8_t s, uint8_t *bin) +{ + *bin = s; + return sizeof(uint8_t); +} + +static inline size_t +uint16_to_bin(uint16_t s, uint8_t *bin) +{ + *bin++ = (s >> 8) & 0xff; + *bin = s & 0xff; + return sizeof(uint16_t); +} + +static inline size_t +uint32_to_bin(uint32_t l, uint8_t *bin) +{ + *bin++ = (l >> 24) & 0xff; + *bin++ = (l >> 16) & 0xff; + *bin++ = (l >> 8) & 0xff; + *bin = l & 0xff; + return sizeof(uint32_t); +} + +static inline size_t +uint32l_to_bin(uint32_t l, uint8_t *bin) +{ + bin[3] = (l >> 24) & 0xff; + bin[2] = (l >> 16) & 0xff; + bin[1] = (l >> 8) & 0xff; + bin[0] = l & 0xff; + return sizeof(uint32_t); +} + +static inline uint32_t +bin_to_uint32(const uint8_t *bin) +{ + return (uint32_t)bin[0] << 24 | + (uint32_t)bin[1] << 16 | + (uint32_t)bin[2] << 8 | + (uint32_t)bin[3]; +} + +static inline uint32_t +bin_to_uint32l(const uint8_t *bin) +{ + return (uint32_t)bin[3] << 24 | + (uint32_t)bin[2] << 16 | + (uint32_t)bin[1] << 8 | + (uint32_t)bin[0]; +} + +static inline uint16_t +bin_to_uint16(const uint8_t *bin) +{ + return (uint16_t)bin[0] << 8 | + (uint16_t)bin[1]; +} + +static inline uint8_t +bin_to_uint8(const uint8_t *bin) +{ + return (uint8_t)bin[0]; +} + +MRB_END_DECL + +/** @internal crc.c */ +uint16_t +calc_crc_16_ccitt(const uint8_t *src, size_t nbytes, uint16_t crc); + +#endif /* MRUBY_DUMP_H */ |