This greatly improves the readability of the code and keeps things
encapsulated better.
---
server/dcc.c | 12 +++++-------
server/dcc.h | 1 -
server/display-channel.c | 39 ++++++++++++++++++++++++++-------------
server/display-channel.h | 6 +-----
server/stream.c | 8 ++++++--
5 files changed, 38 insertions(+), 28 deletions(-)
diff --git a/server/dcc.c b/server/dcc.c
index b12d034..d8cdc45 100644
--- a/server/dcc.c
+++ b/server/dcc.c
@@ -50,9 +50,10 @@ static RedSurfaceCreateItem
*red_surface_create_item_new(RedChannel* channel,
int dcc_drawable_is_in_pipe(DisplayChannelClient *dcc, Drawable *drawable)
{
RedDrawablePipeItem *dpi;
- RingItem *dpi_link, *dpi_next;
+ GList *l;
- DRAWABLE_FOREACH_DPI_SAFE(drawable, dpi_link, dpi_next, dpi) {
+ for (l = drawable->pipes; l != NULL; l = l->next) {
+ dpi = l->data;
if (dpi->dcc == dcc) {
return TRUE;
}
@@ -288,9 +289,7 @@ static void red_drawable_pipe_item_free(RedPipeItem *item)
spice_warn_if_fail(!red_channel_client_pipe_item_is_linked(RED_CHANNEL_CLIENT(dpi->dcc),
&dpi->dpi_pipe_item));
- if (ring_item_is_linked(&dpi->base)) {
- ring_remove(&dpi->base);
- }
+ dpi->drawable->pipes = g_list_remove(dpi->drawable->pipes, dpi);
drawable_unref(dpi->drawable);
free(dpi);
}
@@ -303,8 +302,7 @@ static RedDrawablePipeItem
*red_drawable_pipe_item_new(DisplayChannelClient *dcc
dpi = spice_malloc0(sizeof(*dpi));
dpi->drawable = drawable;
dpi->dcc = dcc;
- ring_item_init(&dpi->base);
- ring_add(&drawable->pipes, &dpi->base);
+ drawable->pipes = g_list_prepend(drawable->pipes, dpi);
red_pipe_item_init_full(&dpi->dpi_pipe_item, RED_PIPE_ITEM_TYPE_DRAW,
red_drawable_pipe_item_free);
drawable->refs++;
diff --git a/server/dcc.h b/server/dcc.h
index d08e413..8237282 100644
--- a/server/dcc.h
+++ b/server/dcc.h
@@ -91,7 +91,6 @@ typedef struct RedImageItem {
} RedImageItem;
typedef struct RedDrawablePipeItem {
- RingItem base; /* link for a list of pipe items held by Drawable */
RedPipeItem dpi_pipe_item; /* link for the client's pipe itself */
Drawable *drawable;
DisplayChannelClient *dcc;
diff --git a/server/display-channel.c b/server/display-channel.c
index bd2907f..b20b330 100644
--- a/server/display-channel.c
+++ b/server/display-channel.c
@@ -255,7 +255,7 @@ static void pipes_add_drawable(DisplayChannel *display,
Drawable *drawable)
DisplayChannelClient *dcc;
GList *link, *next;
- spice_warn_if_fail(ring_is_empty(&drawable->pipes));
+ spice_warn_if_fail(drawable->pipes == NULL);
FOREACH_CLIENT(display, link, next, dcc) {
dcc_prepend_drawable(dcc, drawable);
}
@@ -265,13 +265,19 @@ static void pipes_add_drawable_after(DisplayChannel
*display,
Drawable *drawable, Drawable *pos_after)
{
RedDrawablePipeItem *dpi_pos_after;
- RingItem *dpi_link, *dpi_next;
DisplayChannelClient *dcc;
int num_other_linked = 0;
+ GList *l, *next;
+
+ l = pos_after->pipes;
+ while (l) {
+ next = l->next;
+ dpi_pos_after = l->data;
- DRAWABLE_FOREACH_DPI_SAFE(pos_after, dpi_link, dpi_next, dpi_pos_after) {
num_other_linked++;
dcc_add_drawable_after(dpi_pos_after->dcc, drawable,
&dpi_pos_after->dpi_pipe_item);
+
+ l = next;
}
if (num_other_linked == 0) {
pipes_add_drawable(display, drawable);
@@ -282,11 +288,16 @@ static void pipes_add_drawable_after(DisplayChannel
*display,
spice_debug("TODO: not O(n^2)");
FOREACH_CLIENT(display, link, next, dcc) {
int sent = 0;
- DRAWABLE_FOREACH_DPI_SAFE(pos_after, dpi_link, dpi_next,
dpi_pos_after) {
+ GList *l, *next;
+ l = pos_after->pipes;
+ while (l) {
+ next = l->next;
+ dpi_pos_after = l->data;
if (dpi_pos_after->dcc == dcc) {
sent = 1;
break;
}
+ l = next;
}
if (!sent) {
dcc_prepend_drawable(dcc, drawable);
@@ -324,17 +335,20 @@ static void current_remove_drawable(DisplayChannel
*display, Drawable *item)
static void drawable_remove_from_pipes(Drawable *drawable)
{
RedDrawablePipeItem *dpi;
- RingItem *item, *next;
+ GList *l, *next;
- RING_FOREACH_SAFE(item, next, &drawable->pipes) {
+ l = drawable->pipes;
+ while (l) {
+ next = l->next;
RedChannelClient *rcc;
- dpi = SPICE_UPCAST(RedDrawablePipeItem, item);
+ dpi = l->data;
rcc = RED_CHANNEL_CLIENT(dpi->dcc);
if (red_channel_client_pipe_item_is_linked(rcc, &dpi->dpi_pipe_item)) {
red_channel_client_pipe_remove_and_release(rcc,
&dpi->dpi_pipe_item);
}
+ l = next;
}
}
@@ -427,7 +441,7 @@ static int current_add_equal(DisplayChannel *display,
DrawItem *item, TreeItem *
if (is_same_drawable(drawable, other_drawable)) {
DisplayChannelClient *dcc;
- RingItem *dpi_ring_item;
+ GList *dpi_item;
GList *link, *next;
other_drawable->refs++;
@@ -435,11 +449,11 @@ static int current_add_equal(DisplayChannel *display,
DrawItem *item, TreeItem *
/* sending the drawable to clients that already received
* (or will receive) other_drawable */
- dpi_ring_item = ring_get_head(&other_drawable->pipes);
+ dpi_item = g_list_first(other_drawable->pipes);
/* dpi contains a sublist of dcc's, ordered the same */
FOREACH_CLIENT(display, link, next, dcc) {
- if (dpi_ring_item && dcc == SPICE_UPCAST(RedDrawablePipeItem,
dpi_ring_item)->dcc) {
- dpi_ring_item = ring_next(&other_drawable->pipes,
dpi_ring_item);
+ if (dpi_item && dcc == ((RedDrawablePipeItem *)
dpi_item->data)->dcc) {
+ dpi_item = dpi_item->next;
} else {
dcc_prepend_drawable(dcc, drawable);
}
@@ -1295,7 +1309,6 @@ static Drawable
*display_channel_drawable_try_new(DisplayChannel *display,
ring_item_init(&drawable->tree_item.base.siblings_link);
drawable->tree_item.base.type = TREE_ITEM_TYPE_DRAWABLE;
region_init(&drawable->tree_item.base.rgn);
- ring_init(&drawable->pipes);
glz_retention_init(&drawable->glz_retention);
drawable->process_commands_generation = process_commands_generation;
@@ -1346,7 +1359,7 @@ void drawable_unref(Drawable *drawable)
return;
spice_warn_if_fail(!drawable->tree_item.shadow);
- spice_warn_if_fail(ring_is_empty(&drawable->pipes));
+ spice_warn_if_fail(drawable->pipes == NULL);
if (drawable->stream) {
detach_stream(display, drawable->stream);
diff --git a/server/display-channel.h b/server/display-channel.h
index 06d30d8..a4ae847 100644
--- a/server/display-channel.h
+++ b/server/display-channel.h
@@ -54,7 +54,7 @@ struct Drawable {
RingItem surface_list_link;
RingItem list_link;
DrawItem tree_item;
- Ring pipes;
+ GList *pipes;
RedPipeItem *pipe_item_rest;
uint32_t size_pipe_item_rest;
RedDrawable *red_drawable;
@@ -80,10 +80,6 @@ struct Drawable {
void drawable_unref (Drawable *drawable);
-#define LINK_TO_DPI(ptr) SPICE_UPCAST(RedDrawablePipeItem, (ptr))
-#define DRAWABLE_FOREACH_DPI_SAFE(drawable, link, next, dpi) \
- SAFE_FOREACH(link, next, drawable, &(drawable)->pipes, dpi,
LINK_TO_DPI(link))
-
enum {
RED_PIPE_ITEM_TYPE_DRAW = RED_PIPE_ITEM_TYPE_COMMON_LAST,
RED_PIPE_ITEM_TYPE_IMAGE,
diff --git a/server/stream.c b/server/stream.c
index fef9dc5..089b27f 100644
--- a/server/stream.c
+++ b/server/stream.c
@@ -336,7 +336,7 @@ static void before_reattach_stream(DisplayChannel *display,
DisplayChannelClient *dcc;
int index;
StreamAgent *agent;
- RingItem *ring_item, *next;
+ GList *dpi_item, *dpi_next;
GList *link, *link_next;
spice_return_if_fail(stream->current);
@@ -351,7 +351,10 @@ static void before_reattach_stream(DisplayChannel *display,
}
index = display_channel_get_stream_id(display, stream);
- DRAWABLE_FOREACH_DPI_SAFE(stream->current, ring_item, next, dpi) {
+ dpi_item = stream->current->pipes;
+ while (dpi_item) {
+ dpi_next = dpi_item->next;
+ dpi = dpi_item->data;
dcc = dpi->dcc;
agent = dcc_get_stream_agent(dcc, index);
@@ -371,6 +374,7 @@ static void before_reattach_stream(DisplayChannel *display,
++agent->drops;
}
}
+ dpi_item = dpi_next;
}
--
2.7.4
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