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authorDan Halbert <halbert@halwitz.org>2019-01-20 15:10:09 -0500
committerDan Halbert <halbert@halwitz.org>2019-01-20 15:10:09 -0500
commit62df7ab73053fcf7b7eac54adbc90be9328df347 (patch)
tree2d09a2ac7b5af219ffd99f87030e1f8aa1a39f1e /py/binary.c
parent28cfd8a5135a1e420b56d693cef20fc1a4721081 (diff)
Improve struct compatibility with CPython
Diffstat (limited to 'py/binary.c')
-rw-r--r--py/binary.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/py/binary.c b/py/binary.c
index ca851c936..9c3a49e8f 100644
--- a/py/binary.c
+++ b/py/binary.c
@@ -49,7 +49,7 @@ size_t mp_binary_get_size(char struct_type, char val_type, mp_uint_t *palign) {
switch (struct_type) {
case '<': case '>':
switch (val_type) {
- case 'b': case 'B':
+ case 'b': case 'B': case 'x':
size = 1; break;
case 'h': case 'H':
size = 2; break;
@@ -79,7 +79,7 @@ size_t mp_binary_get_size(char struct_type, char val_type, mp_uint_t *palign) {
// particular (or any) ABI.
switch (val_type) {
case BYTEARRAY_TYPECODE:
- case 'b': case 'B':
+ case 'b': case 'B': case 'x':
align = size = 1; break;
case 'h': case 'H':
align = alignof(short);
@@ -126,6 +126,7 @@ mp_obj_t mp_binary_get_val_array(char typecode, void *p, mp_uint_t index) {
break;
case BYTEARRAY_TYPECODE:
case 'B':
+ case 'x': // value will be discarded
val = ((unsigned char*)p)[index];
break;
case 'h':
@@ -364,6 +365,8 @@ void mp_binary_set_val_array_from_int(char typecode, void *p, mp_uint_t index, m
case 'B':
((unsigned char*)p)[index] = val;
break;
+ case 'x':
+ ((unsigned char*)p)[index] = 0;
case 'h':
((short*)p)[index] = val;
break;