Fix warnings with -Wcast-qual. Add test for C++ compile.

Update issue 27
Status: FixedInGit

1 files changed, 8 insertions, 1 deletions

diff --git a/pb_decode.c b/pb_decode.c
index 601dc74..2235280 100644
--- a/pb_decode.c
+++ b/pb_decode.c
@@ -612,6 +612,7 @@ bool checkreturn pb_dec_submessage(pb_istream_t *stream, const pb_field_t *field
 {
     bool status;
     pb_istream_t substream;
+    const pb_field_t* submsg_fields = (const pb_field_t*)field->ptr;
     
     if (!pb_make_string_substream(stream, &substream))
         return false;
@@ -619,7 +620,13 @@ bool checkreturn pb_dec_submessage(pb_istream_t *stream, const pb_field_t *field
     if (field->ptr == NULL)
         PB_RETURN_ERROR(stream, "invalid field descriptor");
     
-    status = pb_decode_noinit(&substream, (pb_field_t*)field->ptr, dest);
+    /* New array entries need to be initialized, while required and optional
+     * submessages have already been initialized in the top-level pb_decode. */
+    if (PB_HTYPE(field->type) == PB_HTYPE_ARRAY)
+        status = pb_decode(&substream, submsg_fields, dest);
+    else
+        status = pb_decode_noinit(&substream, submsg_fields, dest);
+    
     pb_close_string_substream(stream, &substream);
     return status;
 }