diff options
| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2021-01-20 23:12:43 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2021-01-20 23:12:43 +0900 |
| commit | 47a68e89ffcfcacb4a0c6c64c3b2ab69ee4da35f (patch) | |
| tree | ef21aeddd840459cef963c2f360c27673117a1e4 /include | |
| parent | e91dfd07be6e07179814cfc17be182fd114c3d28 (diff) | |
| download | mruby-47a68e89ffcfcacb4a0c6c64c3b2ab69ee4da35f.tar.gz mruby-47a68e89ffcfcacb4a0c6c64c3b2ab69ee4da35f.zip | |
Remove CRC16 from dumped mruby binary.
`calc_crc_16_ccitt()` consumes a lot of clock cycles in programs like
`mrbtest` which loads a lot of dumped binary. Error detection for flaky
channels should be done in the higher level.
Note: `mruby/c` should be updated to support this change.
Diffstat (limited to 'include')
| -rw-r--r-- | include/mruby/dump.h | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/include/mruby/dump.h b/include/mruby/dump.h index d3d37c6c1..0eefa00ce 100644 --- a/include/mruby/dump.h +++ b/include/mruby/dump.h @@ -39,10 +39,9 @@ MRB_API mrb_irep *mrb_read_irep_buf(mrb_state*, const void*, size_t); #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) +#define MRB_DUMP_INVALID_FILE_HEADER (-4) +#define MRB_DUMP_INVALID_IREP (-5) +#define MRB_DUMP_INVALID_ARGUMENT (-6) /* null symbol length */ #define MRB_DUMP_NULL_SYM_LEN 0xFFFF @@ -73,7 +72,6 @@ struct rite_binary_header { uint8_t binary_ident[4]; /* Binary Identifier */ uint8_t major_version[2]; /* Binary Format Major Version */ uint8_t minor_version[2]; /* Binary Format Minor 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]; @@ -157,8 +155,4 @@ bin_to_uint8(const uint8_t *bin) 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 */ |