[Spice-devel] [PATCH spice-server] marshaller: rename _add_ref() to _add_by_ref()

Frediano Ziglio fziglio at redhat.com
Thu Dec 8 12:36:17 UTC 2016


> 
> I did git clean && ./autogen.sh && mak
> 
> and
> It does not compile:
> make[4]: Entering directory '/home/pgrunt/src/spice/server/tests'
>   CCLD     test-display-no-ssl
> ../../server/.libs/libserver.a(smartcard-channel-client.o): In
> function `smartcard_channel_client_send_data':
> /home/pgrunt/src/spice/server/smartcard-channel-client.c:215:
> undefined reference to `spice_marshaller_add_ref'
> ../../server/.libs/libserver.a(char-device.o): In function
> `red_char_device_migrate_data_marshall':
> /home/pgrunt/src/spice/server/char-device.c:896: undefined reference
> to `spice_marshaller_add_ref_full'
> /home/pgrunt/src/spice/server/char-device.c:910: undefined reference
> to `spice_marshaller_add_ref_full'
> 
> 
> Pavel
> 

Weird... did the same, no warnings or errors!

By the way, sent a new version with missing renames.

The link errors should not happen as implemented by the deprecated
replacements. OT: I think the inline functions should be static
to avoid the compiler to include the functions in every module
including the header.

Frediano

> On Thu, 2016-12-08 at 11:58 +0000, Frediano Ziglio wrote:
> > The spice_marshaller_add_ref() family of functions is confusing
> > since it
> > sounds like you're incrementing a reference on the marshaller. What
> > it
> > is actually doing is adding a data buffer to the marshaller by
> > reference
> > rather than by value. Changing the function names to _add_by_ref()
> > makes
> > this clearer.
> > 
> > Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
> > ---
> >  server/cursor-channel.c      |  2 +-
> >  server/dcc-send.c            | 16 ++++++++--------
> >  server/main-channel-client.c |  4 ++--
> >  server/sound.c               |  7 ++++---
> >  server/spicevmc.c            |  2 +-
> >  spice-common                 |  2 +-
> >  6 files changed, 17 insertions(+), 16 deletions(-)
> > 
> > diff --git a/server/cursor-channel.c b/server/cursor-channel.c
> > index e421bf7..d83e820 100644
> > --- a/server/cursor-channel.c
> > +++ b/server/cursor-channel.c
> > @@ -131,7 +131,7 @@ typedef struct {
> >  static void add_buf_from_info(SpiceMarshaller *m, AddBufInfo *info)
> >  {
> >      if (info->data) {
> > -        spice_marshaller_add_ref(m, info->data, info->size);
> > +        spice_marshaller_add_by_ref(m, info->data, info->size);
> >      }
> >  }
> >  
> > diff --git a/server/dcc-send.c b/server/dcc-send.c
> > index 4c739c8..edeea62 100644
> > --- a/server/dcc-send.c
> > +++ b/server/dcc-send.c
> > @@ -337,8 +337,8 @@ static void
> > marshaller_add_compressed(SpiceMarshaller *m,
> >          spice_return_if_fail(comp_buf);
> >          now = MIN(sizeof(comp_buf->buf), max);
> >          max -= now;
> > -        spice_marshaller_add_ref_full(m, comp_buf->buf.bytes, now,
> > -                                      marshaller_compress_buf_free,
> > comp_buf);
> > +        spice_marshaller_add_by_ref_full(m, comp_buf->buf.bytes,
> > now,
> > +                                         marshaller_compress_buf_fr
> > ee, comp_buf);
> >          comp_buf = comp_buf->send_next;
> >      } while (max);
> >  }
> > @@ -449,7 +449,7 @@ static FillBitsType
> > fill_bits(DisplayChannelClient *dcc, SpiceMarshaller *m,
> >                  spice_marshall_Palette(bitmap_palette_out,
> > palette);
> >              }
> >  
> > -            spice_marshaller_add_ref_chunks(m, bitmap->data);
> > +            spice_marshaller_add_chunks_by_ref(m, bitmap->data);
> >              pthread_mutex_unlock(&dcc->priv->pixmap_cache->lock);
> >              return FILL_BITS_TYPE_BITMAP;
> >          } else {
> > @@ -481,7 +481,7 @@ static FillBitsType
> > fill_bits(DisplayChannelClient *dcc, SpiceMarshaller *m,
> >                               &bitmap_palette_out,
> > &lzplt_palette_out);
> >          spice_assert(bitmap_palette_out == NULL);
> >          spice_assert(lzplt_palette_out == NULL);
> > -        spice_marshaller_add_ref_chunks(m, image.u.quic.data);
> > +        spice_marshaller_add_chunks_by_ref(m, image.u.quic.data);
> >          pthread_mutex_unlock(&dcc->priv->pixmap_cache->lock);
> >          return FILL_BITS_TYPE_COMPRESS_LOSSLESS;
> >      default:
> > @@ -1741,8 +1741,8 @@ static int
> > red_marshall_stream_data(RedChannelClient *rcc,
> >          rect_debug(&stream_data.dest);
> >          spice_marshall_msg_display_stream_data_sized(base_marshalle
> > r, &stream_data);
> >      }
> > -    spice_marshaller_add_ref_full(base_marshaller, outbuf->data,
> > outbuf->size,
> > -                                  &red_release_video_encoder_buffer
> > , outbuf);
> > +    spice_marshaller_add_by_ref_full(base_marshaller, outbuf->data,
> > outbuf->size,
> > +                                     &red_release_video_encoder_buf
> > fer, outbuf);
> >  #ifdef STREAM_STATS
> >      agent->stats.num_frames_sent++;
> >      agent->stats.size_sent += outbuf->size;
> > @@ -1984,8 +1984,8 @@ static void
> > red_marshall_image(RedChannelClient *rcc,
> >  
> >          spice_marshall_Image(src_bitmap_out, &red_image,
> >                               &bitmap_palette_out,
> > &lzplt_palette_out);
> > -        spice_marshaller_add_ref(src_bitmap_out, item->data,
> > -                                 bitmap.y * bitmap.stride);
> > +        spice_marshaller_add_by_ref(src_bitmap_out, item->data,
> > +                                    bitmap.y * bitmap.stride);
> >          region_remove(surface_lossy_region, &copy.base.box);
> >      }
> >      spice_chunks_destroy(chunks);
> > diff --git a/server/main-channel-client.c b/server/main-channel-
> > client.c
> > index 15e168d..7e1b1fc 100644
> > --- a/server/main-channel-client.c
> > +++ b/server/main-channel-client.c
> > @@ -793,7 +793,7 @@ static void
> > main_channel_marshall_ping(RedChannelClient *rcc,
> >      while (size_left > 0) {
> >          int now = MIN(ZERO_BUF_SIZE, size_left);
> >          size_left -= now;
> > -        spice_marshaller_add_ref(m, zero_page, now);
> > +        spice_marshaller_add_by_ref(m, zero_page, now);
> >      }
> >  }
> >  
> > @@ -838,7 +838,7 @@ static void
> > main_channel_marshall_agent_data(RedChannelClient *rcc,
> >                                               RedAgentDataPipeItem
> > *item)
> >  {
> >      red_channel_client_init_send_data(rcc,
> > SPICE_MSG_MAIN_AGENT_DATA, &item->base);
> > -    spice_marshaller_add_ref(m, item->data, item->len);
> > +    spice_marshaller_add_by_ref(m, item->data, item->len);
> >  }
> >  
> >  static void
> > main_channel_marshall_migrate_data_item(RedChannelClient *rcc,
> > diff --git a/server/sound.c b/server/sound.c
> > index 534f23a..310ff6e 100644
> > --- a/server/sound.c
> > +++ b/server/sound.c
> > @@ -806,8 +806,9 @@ static int
> > snd_playback_send_write(PlaybackChannelClient *playback_client)
> >      spice_marshall_msg_playback_data(m, &msg);
> >  
> >      if (playback_client->mode == SPICE_AUDIO_DATA_MODE_RAW) {
> > -        spice_marshaller_add_ref(m, (uint8_t *)frame->samples,
> > -                                 snd_codec_frame_size(playback_clie
> > nt->codec) * sizeof(frame->samples[0]));
> > +        spice_marshaller_add_by_ref(m, (uint8_t *)frame->samples,
> > +                                    snd_codec_frame_size(playback_c
> > lient->codec) *
> > +                                    sizeof(frame->samples[0]));
> >      }
> >      else {
> >          int n = sizeof(playback_client->encode_buf);
> > @@ -818,7 +819,7 @@ static int
> > snd_playback_send_write(PlaybackChannelClient *playback_client)
> >              snd_disconnect_channel(client);
> >              return FALSE;
> >          }
> > -        spice_marshaller_add_ref(m, playback_client->encode_buf,
> > n);
> > +        spice_marshaller_add_by_ref(m, playback_client->encode_buf,
> > n);
> >      }
> >  
> >      return snd_begin_send_message(client);
> > diff --git a/server/spicevmc.c b/server/spicevmc.c
> > index 039a50a..765d287 100644
> > --- a/server/spicevmc.c
> > +++ b/server/spicevmc.c
> > @@ -645,7 +645,7 @@ static void
> > spicevmc_red_channel_send_data(RedChannelClient *rcc,
> >          };
> >          spice_marshall_SpiceMsgCompressedData(m, &compressed_msg);
> >      }
> > -    spice_marshaller_add_ref(m, i->buf, i->buf_used);
> > +    spice_marshaller_add_by_ref(m, i->buf, i->buf_used);
> >  }
> >  
> >  static void spicevmc_red_channel_send_migrate_data(RedChannelClient
> > *rcc,
> > diff --git a/spice-common b/spice-common
> > index 6b409c4..adb36c6 160000
> > --- a/spice-common
> > +++ b/spice-common
> > @@ -1 +1 @@
> > -Subproject commit 6b409c4a7979f043a997ae762f16c6edec68345e
> > +Subproject commit adb36c6185a363c3f5775559fb1dbfba1cdccaf4
> 


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