Added clarifying comments and a bit more error checking
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9744 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
parent
f936fa1261
commit
cc17162615
@ -1486,6 +1486,7 @@ status_t BMessage::flatten_hdr(BDataIO* stream) const
|
||||
status_t err = B_OK;
|
||||
int32 data = MSG_FIELD_VERSION;
|
||||
|
||||
// Write the version of the binary data format
|
||||
write_helper(stream, (const void*)&data, sizeof (data), err);
|
||||
if (!err)
|
||||
{
|
||||
@ -1494,11 +1495,13 @@ status_t BMessage::flatten_hdr(BDataIO* stream) const
|
||||
}
|
||||
if (!err)
|
||||
{
|
||||
// Write the flattened size of the entire message
|
||||
data = fBody->FlattenedSize() + calc_hdr_size(0);
|
||||
write_helper(stream, (const void*)&data, sizeof (data), err);
|
||||
}
|
||||
if (!err)
|
||||
{
|
||||
// Write the 'what' member
|
||||
write_helper(stream, (const void*)&what, sizeof (what), err);
|
||||
}
|
||||
|
||||
@ -1523,15 +1526,20 @@ status_t BMessage::flatten_hdr(BDataIO* stream) const
|
||||
flags |= MSG_FLAG_INCL_REPLY;
|
||||
}
|
||||
|
||||
write_helper(stream, (const void*)&flags, sizeof (flags), err);
|
||||
if (!err)
|
||||
{
|
||||
// Write the header flags
|
||||
write_helper(stream, (const void*)&flags, sizeof (flags), err);
|
||||
}
|
||||
|
||||
// Write targeting and reply info if necessary
|
||||
// Write targeting info if necessary
|
||||
if (!err && (flags & MSG_FLAG_INCL_TARGET))
|
||||
{
|
||||
data = fPreferred ? B_PREFERRED_TOKEN : fTarget;
|
||||
write_helper(stream, (const void*)&data, sizeof (data), err);
|
||||
}
|
||||
|
||||
// Write reply info if necessary
|
||||
if (!err && (flags & MSG_FLAG_INCL_REPLY))
|
||||
{
|
||||
write_helper(stream, (const void*)&fReplyTo.port,
|
||||
|
Loading…
x
Reference in New Issue
Block a user