From 0e4c0eb8ecf7f0d370dfe0d4b91afa862d6dafe9 Mon Sep 17 00:00:00 2001
From: Carsten Haitzler <raster@rasterman.com>
Date: Thu, 10 Apr 2008 08:58:19 +0000
Subject: [PATCH] cedric small speedups patches for edje back in - minus the
 ones that break things. (0004).

SVN revision: 34234
---
 legacy/edje/src/lib/edje_calc.c  | 61 +++++++++++++++++++++++++++++++-
 legacy/edje/src/lib/edje_load.c  | 20 ++++++++---
 legacy/edje/src/lib/edje_match.c |  7 ++--
 3 files changed, 77 insertions(+), 11 deletions(-)

diff --git a/legacy/edje/src/lib/edje_calc.c b/legacy/edje/src/lib/edje_calc.c
index 8b390bf651..972f89b238 100644
--- a/legacy/edje/src/lib/edje_calc.c
+++ b/legacy/edje/src/lib/edje_calc.c
@@ -1114,6 +1114,61 @@ _edje_gradient_recalc_apply(Edje *ed, Edje_Real_Part *ep, Edje_Calc_Params *p3,
      }
 }
 
+static int
+_edje_nitoa_rec(char *string, int len, unsigned int value)
+{
+   const char	*array = "0123456789";
+   int		 length;
+   int		 quotient;
+   int		 modulo;
+
+   if (len <= 0) return 0;
+   if (value == 0) return 0;
+
+   quotient = value / 10;
+   modulo = value % 10;
+
+   length = _edje_nitoa_rec(string, len - 1, quotient);
+
+   if (length + 1 > len) return length;
+
+   string[length] = array[modulo];
+
+   return length + 1;
+}
+
+static int
+_edje_nitoa(char *string, int len, int value)
+{
+   int	length;
+
+   if (len <= 0) return 0;
+   if (len == 1)
+     {
+	*string = '\0';
+	return 1;
+     }
+
+   if (value < 0)
+     {
+	*string = '-';
+
+	++string;
+	--len;
+     }
+
+   if (value == 0)
+     {
+	strncpy(string, "0", len);
+	return 1;
+     }
+
+   length = _edje_nitoa_rec(string, len, value);
+   string[length] = '\0';
+
+   return length;
+}
+
 static void
 _edje_image_recalc_apply(Edje *ed, Edje_Real_Part *ep, Edje_Calc_Params *p3, Edje_Part_Description *chosen_desc, double pos)
 {
@@ -1173,7 +1228,11 @@ _edje_image_recalc_apply(Edje *ed, Edje_Real_Part *ep, Edje_Calc_Params *p3, Edj
 	  }
 	else
 	  {
-	     snprintf(buf, sizeof(buf), "images/%i", image_id);
+	     /* Replace snprint("images/%i") == memcpy + itoa */
+#define IMAGES "images/"
+	     memcpy(buf, IMAGES, strlen(IMAGES));
+	     _edje_nitoa(buf + strlen(IMAGES), sizeof(buf) - strlen(IMAGES), image_id);
+
 	     evas_object_image_file_set(ep->object, ed->file->path, buf);
 	     if (evas_object_image_load_error_get(ep->object) != EVAS_LOAD_ERROR_NONE)
 	       {
diff --git a/legacy/edje/src/lib/edje_load.c b/legacy/edje/src/lib/edje_load.c
index cc659d9c74..0117e14471 100644
--- a/legacy/edje/src/lib/edje_load.c
+++ b/legacy/edje/src/lib/edje_load.c
@@ -1002,14 +1002,24 @@ _edje_collection_free_prog_cache_matches_free_cb(const Evas_Hash *hash, const ch
 static void
 _cb_signal_repeat(void *data, Evas_Object *obj, const char *signal, const char *source)
 {
-   Evas_Object *parent;
-   Edje *ed;
-   char new_src[4096]; /* XXX is this max reasonable? */
+   Evas_Object	*parent;
+   Edje		*ed;
+   char		 new_src[4096]; /* XXX is this max reasonable? */
+   int		 length_parent;
+   int		 length_source;
 
    parent = data;
    ed = _edje_fetch(obj);
    if (!ed) return;
-   snprintf(new_src, sizeof(new_src), "%s%c%s", ed->parent,
-            EDJE_PART_PATH_SEPARATOR, source);
+   /* Replace snprint("%s%c%s") == memcpy + *new_src + memcat */
+   length_parent = strlen(ed->parent);
+   length_source = strlen(source);
+   if (length_source + length_parent + 2 > sizeof(new_src))
+     return ;
+
+   memcpy(new_src, ed->parent, length_parent);
+   new_src[length_parent] = EDJE_PART_PATH_SEPARATOR;
+   memcpy(new_src + length_parent + 1, source, length_source + 1);
+
    edje_object_signal_emit(parent, signal, new_src);
 }
diff --git a/legacy/edje/src/lib/edje_match.c b/legacy/edje/src/lib/edje_match.c
index 224051981f..b398e5dc67 100644
--- a/legacy/edje/src/lib/edje_match.c
+++ b/legacy/edje/src/lib/edje_match.c
@@ -95,7 +95,7 @@ _edje_match_states_insert(Edje_States    *list,
    {
       const size_t i = idx * (patterns_max_length + 1) + pos;
 
-      if (list->has[i]) return;
+      if (list->size > i && list->has[i]) return;
       list->has[i] = 1;
    }
 
@@ -103,6 +103,7 @@ _edje_match_states_insert(Edje_States    *list,
 
    list->states[i].idx = idx;
    list->states[i].pos = pos;
+   list->has[i] = 0;
    ++list->size;
 }
 
@@ -112,7 +113,6 @@ _edje_match_states_clear(Edje_States     *list,
                          size_t           patterns_max_length)
 {
    list->size = 0;
-   memset(list->has, 0, patterns_size * (patterns_max_length + 1) * sizeof (*list->has));
 }
 
 /* Token manipulation. */
@@ -232,9 +232,6 @@ _edje_match_patterns_exec_init_states(Edje_States       *states,
 
    states->size = patterns_size;
 
-   memset(states->has,
-          0,
-          patterns_size * (patterns_max_length + 1) * sizeof (*states->has));
    for (i = 0; i < patterns_size; ++i)
      {
         states->states[i].idx = i;