>
> On Thu, Mar 02, 2017 at 09:16:10AM +0000, Frediano Ziglio wrote:
> > Add function to initialize and destroy this type.
> > Add GObject type for boxing it.
>
> Nit: I would not call 'GObject type' a GType/GBoxed GObject.
>
>
> > These changes a in preparation for next patch.
> >
> > Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> > ---
> > server/red-channel-capabilities.c | 55
> > +++++++++++++++++++++++++++++++++++++++
> > server/red-channel-capabilities.h | 16 +++++++++++-
> > 2 files changed, 70 insertions(+), 1 deletion(-)
> >
> > diff --git a/server/red-channel-capabilities.c
> > b/server/red-channel-capabilities.c
> > index 39bde66..dc28298 100644
> > --- a/server/red-channel-capabilities.c
> > +++ b/server/red-channel-capabilities.c
> > @@ -18,5 +18,60 @@
> > #include <config.h>
> > #endif
> >
> > +#include <string.h>
> > +#include <common/mem.h>
> > +#include <common/macros.h>
> > +
> > #include "red-channel-capabilities.h"
> >
> > +GType red_channel_capabilities_type;
> > +
> > +void red_channel_capabilities_init(RedChannelCapabilities *dest,
> > + const RedChannelCapabilities *caps)
> > +{
> > + *dest = *caps;
> > + if (caps->common_caps) {
> > + dest->common_caps = spice_memdup(caps->common_caps,
> > + caps->num_common_caps *
> > sizeof(uint32_t));
> > + }
> > + if (caps->num_caps) {
> > + dest->caps = spice_memdup(caps->caps, caps->num_caps *
> > sizeof(uint32_t));
> > + }
> > +}
> > +
> > +void red_channel_capabilities_reset(RedChannelCapabilities *caps)
> > +{
> > + if (caps->num_common_caps) {
> > + free(caps->common_caps);
> > + }
> > +
> > + if (caps->num_caps) {
> > + free(caps->caps);
> > + }
Does it actually make sense the if?
Maybe free is enough, if the pointer is valid is supposed to
came from a malloc.
> > + memset(caps, 0, sizeof(*caps));
> > +}
> > +
> > +static RedChannelCapabilities *red_channel_capabilities_dup(const
> > RedChannelCapabilities *caps)
> > +{
> > + if (!caps) {
> > + return NULL;
> > + }
>
> It's apparently invalid to return NULL from a GBoxedCopyFunc. Dunno if
> the 'caps' argument can validly be NULL or not, probably not?
>
> > +
> > + RedChannelCapabilities *res = spice_new(RedChannelCapabilities, 1);
> > + red_channel_capabilities_init(res, caps);
> > + return res;
> > +}
> > +
> > +static void red_channel_capabilities_free(RedChannelCapabilities *caps)
> > +{
> > + red_channel_capabilities_reset(caps);
> > + free(caps);
> > +}
> > +
> > +SPICE_CONSTRUCTOR_FUNC(red_channel_capabilities_construct)
> > +{
> > + red_channel_capabilities_type =
> > + g_boxed_type_register_static("red_channel_capabilities_type",
> > + (GBoxedCopyFunc)
> > red_channel_capabilities_dup,
> > + (GBoxedFreeFunc)
> > red_channel_capabilities_free);
> > +}
> > diff --git a/server/red-channel-capabilities.h
> > b/server/red-channel-capabilities.h
> > index 8729134..1f52cd4 100644
> > --- a/server/red-channel-capabilities.h
> > +++ b/server/red-channel-capabilities.h
> > @@ -20,10 +20,13 @@
> > #define RED_CHANNEL_CAPABILITIES_H_
> >
> > #include <stdint.h>
> > -#include <glib.h>
> > +#include <glib-object.h>
> >
> > G_BEGIN_DECLS
> >
> > +/* Holds channel capabilities.
> > + * Channel capabilities are composed by a common part
> > + * and a specific one. */
> > typedef struct RedChannelCapabilities {
> > int num_common_caps;
> > uint32_t *common_caps;
> > @@ -31,6 +34,17 @@ typedef struct RedChannelCapabilities {
> > uint32_t *caps;
> > } RedChannelCapabilities;
> >
> > +/* Initialize the structure based on a previous one. */
> > +void red_channel_capabilities_init(RedChannelCapabilities *dest,
> > + const RedChannelCapabilities *caps);
> > +
> > +/* Reset capabilities.
> > + * All resources are freed by this function. */
> > +void red_channel_capabilities_reset(RedChannelCapabilities *caps);
> > +
> > +/* GObject type that can be used to box RedChannelCapabilities */
> > +extern GType red_channel_capabilities_type;
>
> Usually a _get_type() method is exported, together with a #define.
> You favoured using a static constructor, but I'd still add a
> #define RED_TYPE_CHANNEL_CAPABILITIES red_channel_capabilities_type
> for consistency with the other GType names.
>
>
> Looks good to me.
>
> Christophe
>
Frediano
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