diff options
Diffstat (limited to 'upb/msgfactory.c')
| -rw-r--r-- | upb/msgfactory.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/upb/msgfactory.c b/upb/msgfactory.c index 593c9dc..73347b8 100644 --- a/upb/msgfactory.c +++ b/upb/msgfactory.c @@ -1,4 +1,5 @@ +#include "upb/handlers.h" #include "upb/msgfactory.h" static bool is_power_of_two(size_t val) { @@ -45,6 +46,15 @@ static uint8_t upb_msg_fielddefsize(const upb_fielddef *f) { } } +static bool upb_fielddef_haspresence(const upb_fielddef *f) { + if (upb_fielddef_isseq(f)) return false; + if (upb_fielddef_issubmsg(f)) return true; + + /* Primitive field: return true unless there is a message that specifies + * presence should not exist. */ + return upb_msgdef_syntax(upb_fielddef_containingtype(f)) == UPB_SYNTAX_PROTO2; +} + /** upb_msglayout *************************************************************/ |