modstruct: Implement 'O', 'P', 's' types for packed structs.

pfalcon · pfalcon · commit 78fde4819c2e · 2014-09-06T20:22:06.000+03:00
This is required to deal with, well, packed C structs containing pointers.
diff --git a/py/binary.c b/py/binary.c
@@ -58,6 +58,8 @@ int mp_binary_get_size(char struct_type, char val_type, mp_uint_t *palign) {
                     size = 4; break;
                 case 'q': case 'Q':
                     size = 8; break;
+                case 'P': case 'O': case 'S':
+                    size = sizeof(void*); break;
             }
             break;
         case '@': {

Original file line number	Diff line number	Diff line change
`@@ -58,6 +58,8 @@ int mp_binary_get_size(char struct_type, char val_type, mp_uint_t *palign) {`
`58`	`58`	`size = 4; break;`
`59`	`59`	`case 'q': case 'Q':`
`60`	`60`	`size = 8; break;`
	`61`	`+ case 'P': case 'O': case 'S':`
	`62`	`+ size = sizeof(void*); break;`
`61`	`63`	`}`
`62`	`64`	`break;`
`63`	`65`	`case '@': {`