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modstruct: Add 'O' typecode for passing mp_obj_t.

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Useful as callback data, etc.
This commit is contained in:
Paul Sokolovsky 2014-04-20 05:19:10 +03:00
parent 4e4fa94c4c
commit 0f836ef893
1 changed files with 14 additions and 2 deletions
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16
py/binary.c
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@ -49,6 +49,8 @@ int mp_binary_get_size(char struct_type, char val_type, uint *palign) {
case 'q': case 'Q':
// TODO: This is for x86
align = sizeof(int); size = sizeof(long long); break;
case 'P': case 'O':
align = size = sizeof(void*); break;
}
}
}
@ -131,7 +133,9 @@ mp_obj_t mp_binary_get_val(char struct_type, char val_type, byte **ptr) {
}
*ptr += size;
if (is_signed(val_type)) {
if (val_type == 'O') {
return (mp_obj_t)val;
} else if (is_signed(val_type)) {
return mp_obj_new_int(val);
} else {
return mp_obj_new_int_from_uint(val);
@ -156,8 +160,16 @@ void mp_binary_set_val(char struct_type, char val_type, mp_obj_t val_in, byte **
#if MP_ENDIANNESS_BIG
#error Not implemented
#endif
machine_int_t val = mp_obj_get_int(val_in);
machine_int_t val;
byte *in = (byte*)&val;
switch (val_type) {
case 'O':
in = (byte*)&val_in;
break;
default:
val = mp_obj_get_int(val_in);
}
int in_delta, out_delta;
uint val_sz = MIN(size, sizeof(val));
if (struct_type == '>') {