Re: [PATCH 03/10] Move CursorChannelClient to separate file

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Hi,

On Wed, Aug 31, 2016 at 11:54:39AM -0500, Jonathon Jongsma wrote:
> ---
>  server/Makefile.am             |   2 +
>  server/cursor-channel-client.c | 118 +++++++++++++++++++++++++++++++++++++++++
>  server/cursor-channel-client.h |  50 +++++++++++++++++
>  server/cursor-channel.c        |  96 ++++-----------------------------
>  server/cursor-channel.h        |  12 +----
>  server/red-worker.c            |   1 +
>  6 files changed, 182 insertions(+), 97 deletions(-)
>  create mode 100644 server/cursor-channel-client.c
>  create mode 100644 server/cursor-channel-client.h
>
> diff --git a/server/Makefile.am b/server/Makefile.am
> index e275765..968829a 100644
> --- a/server/Makefile.am
> +++ b/server/Makefile.am
> @@ -117,6 +117,8 @@ libserver_la_SOURCES =				\
>  	red-worker.h				\
>  	display-channel.c			\
>  	display-channel.h			\
> +	cursor-channel-client.c		\
> +	cursor-channel-client.h		\

For some reason, the '\' indentation is off when I apply the patch. It
needed an extra tab each.

>  	cursor-channel.c			\
>  	cursor-channel.h			\
>  	red-pipe-item.c				\
> diff --git a/server/cursor-channel-client.c b/server/cursor-channel-client.c
> new file mode 100644
> index 0000000..8c26d43
> --- /dev/null
> +++ b/server/cursor-channel-client.c
> @@ -0,0 +1,118 @@
> +/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
> +/*
> +   Copyright (C) 2009 Red Hat, Inc.

-2016 ?

> +
> +   This library is free software; you can redistribute it and/or
> +   modify it under the terms of the GNU Lesser General Public
> +   License as published by the Free Software Foundation; either
> +   version 2.1 of the License, or (at your option) any later version.
> +
> +   This library is distributed in the hope that it will be useful,
> +   but WITHOUT ANY WARRANTY; without even the implied warranty of
> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> +   Lesser General Public License for more details.
> +
> +   You should have received a copy of the GNU Lesser General Public
> +   License along with this library; if not, see <http://www.gnu.org/licenses/>.
> +*/
> +#ifdef HAVE_CONFIG_H
> +#include <config.h>
> +#endif
> +
> +#include <common/generated_server_marshallers.h>
> +
> +#include "red-channel-client.h"
> +#include "cache-item.h"
> +#include "cursor-channel.h"
> +
> +#define CLIENT_CURSOR_CACHE_SIZE 256
> +
> +#define CURSOR_CACHE_HASH_SHIFT 8
> +#define CURSOR_CACHE_HASH_SIZE (1 << CURSOR_CACHE_HASH_SHIFT)
> +#define CURSOR_CACHE_HASH_MASK (CURSOR_CACHE_HASH_SIZE - 1)
> +#define CURSOR_CACHE_HASH_KEY(id) ((id) & CURSOR_CACHE_HASH_MASK)
> +#define CURSOR_CLIENT_TIMEOUT 30000000000ULL //nano
> +
> +enum {
> +    RED_PIPE_ITEM_TYPE_CURSOR = RED_PIPE_ITEM_TYPE_COMMON_LAST,
> +    RED_PIPE_ITEM_TYPE_CURSOR_INIT,
> +    RED_PIPE_ITEM_TYPE_INVAL_CURSOR_CACHE,
> +};
> +
> +struct CursorChannelClient {
> +    RedChannelClient base;
> +
> +    RedCacheItem *cursor_cache[CURSOR_CACHE_HASH_SIZE];
> +    Ring cursor_cache_lru;
> +    long cursor_cache_available;
> +    uint32_t cursor_cache_items;
> +};
> +
> +
> +#define CLIENT_CURSOR_CACHE
> +#include "cache-item.tmpl.c"
> +#undef CLIENT_CURSOR_CACHE
> +
> +#ifdef DEBUG_CURSORS
> +static int _cursor_count = 0;
> +#endif
> +
> +void cursor_channel_client_reset_cursor_cache(RedChannelClient *rcc)
> +{
> +    red_cursor_cache_reset(CURSOR_CHANNEL_CLIENT(rcc), CLIENT_CURSOR_CACHE_SIZE);
> +}
> +
> +void cursor_channel_client_on_disconnect(RedChannelClient *rcc)
> +{
> +    if (!rcc) {
> +        return;
> +    }
> +    cursor_channel_client_reset_cursor_cache(rcc);
> +}
> +
> +void cursor_channel_client_migrate(RedChannelClient *rcc)
> +{
> +    spice_return_if_fail(rcc);
> +
> +    red_channel_client_pipe_add_type(rcc, RED_PIPE_ITEM_TYPE_INVAL_CURSOR_CACHE);
> +    red_channel_client_default_migrate(rcc);
> +}
> +
> +CursorChannelClient* cursor_channel_client_new(CursorChannel *cursor, RedClient *client, RedsStream *stream,
> +                                               int mig_target,
> +                                               uint32_t *common_caps, int num_common_caps,
> +                                               uint32_t *caps, int num_caps)
> +{
> +    spice_return_val_if_fail(cursor, NULL);
> +    spice_return_val_if_fail(client, NULL);
> +    spice_return_val_if_fail(stream, NULL);
> +    spice_return_val_if_fail(!num_common_caps || common_caps, NULL);
> +    spice_return_val_if_fail(!num_caps || caps, NULL);
> +
> +    CursorChannelClient *ccc =
> +        (CursorChannelClient*)red_channel_client_create(sizeof(CursorChannelClient),
> +                                                        RED_CHANNEL(cursor),
> +                                                        client, stream,
> +                                                        FALSE,
> +                                                        num_common_caps,
> +                                                        common_caps,
> +                                                        num_caps,
> +                                                        caps);
> +    spice_return_val_if_fail(ccc != NULL, NULL);
> +    COMMON_GRAPHICS_CHANNEL(cursor)->during_target_migrate = mig_target;
> +
> +    ring_init(&ccc->cursor_cache_lru);
> +    ccc->cursor_cache_available = CLIENT_CURSOR_CACHE_SIZE;
> +
> +    return ccc;
> +}
> +
> +RedCacheItem* cursor_channel_client_cache_find(CursorChannelClient *ccc, uint64_t id)
> +{
> +    return red_cursor_cache_find(ccc, id);
> +}
> +
> +int cursor_channel_client_cache_add(CursorChannelClient *ccc, uint64_t id, size_t size)
> +{
> +    return red_cursor_cache_add(ccc, id, size);
> +}
> diff --git a/server/cursor-channel-client.h b/server/cursor-channel-client.h
> new file mode 100644
> index 0000000..0760f09
> --- /dev/null
> +++ b/server/cursor-channel-client.h
> @@ -0,0 +1,50 @@
> +/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
> +/*
> +   Copyright (C) 2009 Red Hat, Inc.

- 2016

Looks ok to me as well.
Reviewed-by: Victor Toso <victortoso@xxxxxxxxxx>

> +
> +   This library is free software; you can redistribute it and/or
> +   modify it under the terms of the GNU Lesser General Public
> +   License as published by the Free Software Foundation; either
> +   version 2.1 of the License, or (at your option) any later version.
> +
> +   This library is distributed in the hope that it will be useful,
> +   but WITHOUT ANY WARRANTY; without even the implied warranty of
> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> +   Lesser General Public License for more details.
> +
> +   You should have received a copy of the GNU Lesser General Public
> +   License along with this library; if not, see <http://www.gnu.org/licenses/>.
> +*/
> +#ifndef CURSOR_CHANNEL_CLIENT_H_
> +# define CURSOR_CHANNEL_CLIENT_H_
> +
> +#include "cache-item.h"
> +#include "red-common.h"
> +#include "red-channel.h"
> +#include "reds-stream.h"
> +
> +typedef struct CursorChannel CursorChannel;
> +typedef struct CursorChannelClient CursorChannelClient;
> +
> +#define CURSOR_CHANNEL_CLIENT(Client) ((CursorChannelClient*)(Client))
> +
> +CursorChannelClient* cursor_channel_client_new(CursorChannel *cursor,
> +                                               RedClient *client,
> +                                               RedsStream *stream,
> +                                               int mig_target,
> +                                               uint32_t *common_caps,
> +                                               int num_common_caps,
> +                                               uint32_t *caps, int num_caps);
> +
> +/**
> + * Migrate a client channel from a CursorChannel.
> + * This is the equivalent of RedChannel client migrate callback.
> + * See comment on cursor_channel_new.
> + */
> +void cursor_channel_client_migrate(RedChannelClient *rcc);
> +void cursor_channel_client_reset_cursor_cache(RedChannelClient *rcc);
> +void cursor_channel_client_on_disconnect(RedChannelClient *rcc);
> +RedCacheItem* cursor_channel_client_cache_find(CursorChannelClient *ccc, uint64_t id);
> +int cursor_channel_client_cache_add(CursorChannelClient *ccc, uint64_t id, size_t size);
> +
> +#endif /* CURSOR_CHANNEL_CLIENT_H_ */
> diff --git a/server/cursor-channel.c b/server/cursor-channel.c
> index 290f763..bf778dd 100644
> --- a/server/cursor-channel.c
> +++ b/server/cursor-channel.c
> @@ -23,15 +23,7 @@
>  #include <common/generated_server_marshallers.h>
>  
>  #include "cursor-channel.h"
> -#include "red-channel-client.h"
> -#include "cache-item.h"
> -
> -#define CLIENT_CURSOR_CACHE_SIZE 256
> -
> -#define CURSOR_CACHE_HASH_SHIFT 8
> -#define CURSOR_CACHE_HASH_SIZE (1 << CURSOR_CACHE_HASH_SHIFT)
> -#define CURSOR_CACHE_HASH_MASK (CURSOR_CACHE_HASH_SIZE - 1)
> -#define CURSOR_CACHE_HASH_KEY(id) ((id) & CURSOR_CACHE_HASH_MASK)
> +#include "reds.h"
>  
>  typedef struct CursorChannelClient CursorChannelClient;
>  
> @@ -69,23 +61,7 @@ struct CursorChannel {
>  #endif
>  };
>  
> -struct CursorChannelClient {
> -    RedChannelClient base;
> -
> -    RedCacheItem *cursor_cache[CURSOR_CACHE_HASH_SIZE];
> -    Ring cursor_cache_lru;
> -    long cursor_cache_available;
> -    uint32_t cursor_cache_items;
> -};
> -
> -
> -#define RCC_TO_CCC(rcc) SPICE_CONTAINEROF((rcc), CursorChannelClient, base)
> -
> -#define CLIENT_CURSOR_CACHE
> -#include "cache-item.tmpl.c"
> -#undef CLIENT_CURSOR_CACHE
> -
> -static red_pipe_item_free_t cursor_pipe_item_free;
> +static void cursor_pipe_item_free(RedPipeItem *pipe_item);
>  
>  static CursorItem *cursor_item_new(QXLInstance *qxl, RedCursorCmd *cmd)
>  {
> @@ -174,11 +150,11 @@ static void cursor_fill(CursorChannelClient *ccc, SpiceCursor *red_cursor,
>      *red_cursor = cursor_cmd->u.set.shape;
>  
>      if (red_cursor->header.unique) {
> -        if (red_cursor_cache_find(ccc, red_cursor->header.unique)) {
> +        if (cursor_channel_client_cache_find(ccc, red_cursor->header.unique)) {
>              red_cursor->flags |= SPICE_CURSOR_FLAGS_FROM_CACHE;
>              return;
>          }
> -        if (red_cursor_cache_add(ccc, red_cursor->header.unique, 1)) {
> +        if (cursor_channel_client_cache_add(ccc, red_cursor->header.unique, 1)) {
>              red_cursor->flags |= SPICE_CURSOR_FLAGS_CACHE_ME;
>          }
>      }
> @@ -189,12 +165,6 @@ static void cursor_fill(CursorChannelClient *ccc, SpiceCursor *red_cursor,
>      }
>  }
>  
> -
> -static void red_reset_cursor_cache(RedChannelClient *rcc)
> -{
> -    red_cursor_cache_reset(RCC_TO_CCC(rcc), CLIENT_CURSOR_CACHE_SIZE);
> -}
> -
>  void cursor_channel_disconnect(CursorChannel *cursor_channel)
>  {
>      RedChannel *channel = (RedChannel *)cursor_channel;
> @@ -202,11 +172,10 @@ void cursor_channel_disconnect(CursorChannel *cursor_channel)
>      if (!channel || !red_channel_is_connected(channel)) {
>          return;
>      }
> -    red_channel_apply_clients(channel, red_reset_cursor_cache);
> +    red_channel_apply_clients(channel, cursor_channel_client_reset_cursor_cache);
>      red_channel_disconnect(channel);
>  }
>  
> -
>  static void cursor_pipe_item_free(RedPipeItem *base)
>  {
>      spice_return_if_fail(base);
> @@ -219,14 +188,6 @@ static void cursor_pipe_item_free(RedPipeItem *base)
>      free(pipe_item);
>  }
>  
> -static void cursor_channel_client_on_disconnect(RedChannelClient *rcc)
> -{
> -    if (!rcc) {
> -        return;
> -    }
> -    red_reset_cursor_cache(rcc);
> -}
> -
>  static void red_marshall_cursor_init(CursorChannelClient *ccc, SpiceMarshaller *base_marshaller,
>                                       RedPipeItem *pipe_item)
>  {
> @@ -254,7 +215,7 @@ static void cursor_marshall(CursorChannelClient *ccc,
>                              RedCursorPipeItem *cursor_pipe_item)
>  {
>      RedChannelClient *rcc = RED_CHANNEL_CLIENT(ccc);
> -    CursorChannel *cursor_channel = (CursorChannel*)red_channel_client_get_channel(rcc);
> +    CursorChannel *cursor_channel = SPICE_CONTAINEROF(red_channel_client_get_channel(rcc), CursorChannel, common.base);
>      CursorItem *item = cursor_pipe_item->cursor_item;
>      RedPipeItem *pipe_item = &cursor_pipe_item->base;
>      RedCursorCmd *cmd;
> @@ -318,7 +279,7 @@ static inline void red_marshall_inval(RedChannelClient *rcc,
>  static void cursor_channel_send_item(RedChannelClient *rcc, RedPipeItem *pipe_item)
>  {
>      SpiceMarshaller *m = red_channel_client_get_marshaller(rcc);
> -    CursorChannelClient *ccc = RCC_TO_CCC(rcc);
> +    CursorChannelClient *ccc = CURSOR_CHANNEL_CLIENT(rcc);
>  
>      switch (pipe_item->type) {
>      case RED_PIPE_ITEM_TYPE_CURSOR:
> @@ -331,11 +292,11 @@ static void cursor_channel_send_item(RedChannelClient *rcc, RedPipeItem *pipe_it
>          red_marshall_verb(rcc, SPICE_UPCAST(RedVerbItem, pipe_item));
>          break;
>      case RED_PIPE_ITEM_TYPE_CURSOR_INIT:
> -        red_reset_cursor_cache(rcc);
> +        cursor_channel_client_reset_cursor_cache(rcc);
>          red_marshall_cursor_init(ccc, m, pipe_item);
>          break;
>      case RED_PIPE_ITEM_TYPE_INVAL_CURSOR_CACHE:
> -        red_reset_cursor_cache(rcc);
> +        cursor_channel_client_reset_cursor_cache(rcc);
>          red_channel_client_init_send_data(rcc, SPICE_MSG_CURSOR_INVAL_ALL, NULL);
>          break;
>      default:
> @@ -366,45 +327,6 @@ CursorChannel* cursor_channel_new(RedWorker *worker)
>      return cursor_channel;
>  }
>  
> -void cursor_channel_client_migrate(RedChannelClient *rcc)
> -{
> -    spice_return_if_fail(rcc);
> -
> -    red_channel_client_pipe_add_type(rcc, RED_PIPE_ITEM_TYPE_INVAL_CURSOR_CACHE);
> -    red_channel_client_default_migrate(rcc);
> -}
> -
> -static CursorChannelClient* cursor_channel_client_new(CursorChannel *cursor,
> -                                                      RedClient *client,
> -                                                      RedsStream *stream,
> -                                                      int mig_target,
> -                                                      uint32_t *common_caps, int num_common_caps,
> -                                                      uint32_t *caps, int num_caps)
> -{
> -    spice_return_val_if_fail(cursor, NULL);
> -    spice_return_val_if_fail(client, NULL);
> -    spice_return_val_if_fail(stream, NULL);
> -    spice_return_val_if_fail(!num_common_caps || common_caps, NULL);
> -    spice_return_val_if_fail(!num_caps || caps, NULL);
> -
> -    CursorChannelClient *ccc =
> -        (CursorChannelClient*)red_channel_client_create(sizeof(CursorChannelClient),
> -                                                        &cursor->common.base,
> -                                                        client, stream,
> -                                                        FALSE,
> -                                                        num_common_caps,
> -                                                        common_caps,
> -                                                        num_caps,
> -                                                        caps);
> -    spice_return_val_if_fail(ccc != NULL, NULL);
> -    cursor->common.during_target_migrate = mig_target;
> -
> -    ring_init(&ccc->cursor_cache_lru);
> -    ccc->cursor_cache_available = CLIENT_CURSOR_CACHE_SIZE;
> -
> -    return ccc;
> -}
> -
>  void cursor_channel_process_cmd(CursorChannel *cursor, RedCursorCmd *cursor_cmd)
>  {
>      CursorItem *cursor_item;
> diff --git a/server/cursor-channel.h b/server/cursor-channel.h
> index 6aeac16..0cff16c 100644
> --- a/server/cursor-channel.h
> +++ b/server/cursor-channel.h
> @@ -18,10 +18,8 @@
>  #ifndef CURSOR_CHANNEL_H_
>  # define CURSOR_CHANNEL_H_
>
> -#include "spice.h"
> -#include "reds.h"
> +#include "cursor-channel-client.h"
>  #include "red-worker.h"
> -#include "red-parse-qxl.h"
>
>  /**
>   * This type it's a RedChannel class which implement cursor (mouse)
> @@ -29,6 +27,7 @@
>   * A pointer to CursorChannel can be converted to a RedChannel.
>   */
>  typedef struct CursorChannel CursorChannel;
> +typedef struct CursorItem CursorItem;
>
>  /**
>   * Create CursorChannel.
> @@ -64,11 +63,4 @@ void                 cursor_channel_connect     (CursorChannel *cursor, RedClien
>                                                   uint32_t *common_caps, int num_common_caps,
>                                                   uint32_t *caps, int num_caps);
>
> -/**
> - * Migrate a client channel from a CursorChannel.
> - * This is the equivalent of RedChannel client migrate callback.
> - * See comment on cursor_channel_new.
> - */
> -void                 cursor_channel_client_migrate(RedChannelClient *client);
> -
>  #endif /* CURSOR_CHANNEL_H_ */
> diff --git a/server/red-worker.c b/server/red-worker.c
> index 590412b..eab8c64 100644
> --- a/server/red-worker.c
> +++ b/server/red-worker.c
> @@ -50,6 +50,7 @@
>  #include "spice.h"
>  #include "red-worker.h"
>  #include "cursor-channel.h"
> +#include "cursor-channel-client.h"
>  #include "tree.h"
>  
>  #define CMD_RING_POLL_TIMEOUT 10 //milli
> -- 
> 2.7.4
> 
> _______________________________________________
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> Spice-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/spice-devel
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