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py: Support conversion of bignum to bytes.

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This gets int.to_bytes working for bignum, and also struct.pack with 'q'
and 'Q' args on 32-bit machines.

Addresses issue #1155.
This commit is contained in:
Damien George
2015-04-25 23:16:39 +01:00
parent 7c8b4c1a8b
commit 271d18eb08
9 changed files with 89 additions and 15 deletions
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py/objint.h
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@@ -56,6 +56,7 @@ char *mp_obj_int_formatted(char **buf, mp_uint_t *buf_size, mp_uint_t *fmt_size,
char *mp_obj_int_formatted_impl(char **buf, mp_uint_t *buf_size, mp_uint_t *fmt_size, mp_const_obj_t self_in,
int base, const char *prefix, char base_char, char comma);
mp_int_t mp_obj_int_hash(mp_obj_t self_in);
void mp_obj_int_to_bytes_impl(mp_obj_t self_in, bool big_endian, mp_uint_t len, byte *buf);
bool mp_obj_int_is_positive(mp_obj_t self_in);
mp_obj_t mp_obj_int_abs(mp_obj_t self_in);
mp_obj_t mp_obj_int_unary_op(mp_uint_t op, mp_obj_t o_in);