1) Make Rockbox reject any WPSs if there are errors loading any of the required bmps; 2) Make checkwps actually load the images using the Rockbox bmp loader, and reject the WPS in the same was as Rockbox on bmp errors.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16822 a1c6a512-1295-4272-9138-f99709370657

apps/gui/wps_parser.c

@@ -17,18 +17,29 @@
  *
  ****************************************************************************/
 
+#include <stdio.h>
+#include <string.h>
+#include "gwps.h"
+#ifdef __PCTOOL__
+#define DEBUGF printf
+#define FONT_SYSFIXED 0
+#define FONT_UI 1
+#else
+#include "debug.h"
+#endif
+
+#ifndef __PCTOOL__
 #include <ctype.h>
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include "font.h"
+
 #include "atoi.h"
 #include "gwps.h"
-#include "font.h"
-#ifndef __PCTOOL__
 #include "settings.h"
 #include "misc.h"
-#include "debug.h"
 #include "plugin.h"
 
 #ifdef HAVE_LCD_BITMAP
@@ -382,7 +393,7 @@ static bool load_bitmap(struct wps_data *wps_data,
     int ret = read_bmp_file(filename, bm,
                             wps_data->img_buf_free,
                             format);
-
+    DEBUGF("Read %s, ret=%d\n",filename,ret);
     if (ret > 0)
     {
 #if LCD_DEPTH == 16
@@ -1370,12 +1381,11 @@ static void wps_reset(struct wps_data *data)
 
 #ifdef HAVE_LCD_BITMAP
 
-static void load_wps_bitmaps(struct wps_data *wps_data, char *bmpdir)
+static bool load_wps_bitmaps(struct wps_data *wps_data, char *bmpdir)
 {
     char img_path[MAX_PATH];
     struct bitmap *bitmap;
     bool *loaded;
-
     int n;
     for (n = 0; n < BACKDROP_BMP; n++)
     {
@@ -1405,6 +1415,12 @@ static void load_wps_bitmaps(struct wps_data *wps_data, char *bmpdir)
                     wps_data->img[n].subimage_height = wps_data->img[n].bm.height /
                                                        wps_data->img[n].num_subimages;
             }
+            else
+            {
+                /* Abort if we can't load an image */
+                DEBUGF("ERR: Failed to load image %d - %s\n",n,img_path);
+                return false;
+            }
         }
     }
 
@@ -1416,14 +1432,19 @@ static void load_wps_bitmaps(struct wps_data *wps_data, char *bmpdir)
 #ifdef HAVE_REMOTE_LCD
         if (wps_data->remote_wps)
 #if LCD_REMOTE_DEPTH > 1
-            load_remote_wps_backdrop(img_path)
+            if (!load_remote_wps_backdrop(img_path))
+                return false
 #endif
             ;
         else
 #endif /* HAVE_REMOTE_LCD */
-            load_wps_backdrop(img_path);
+            if (!load_wps_backdrop(img_path))
+                return false;
     }
 #endif /* has backdrop support */
+
+    /* If we got here, everything was OK */
+    return true;
 }
 
 #endif /* HAVE_LCD_BITMAP */
@@ -1552,7 +1573,8 @@ bool wps_data_load(struct wps_data *wps_data,
         bmpdir[bmpdirlen] = 0;
 
         /* load the bitmaps that were found by the parsing */
-        load_wps_bitmaps(wps_data, bmpdir);
+        if (!load_wps_bitmaps(wps_data, bmpdir))
+            return false;
 #endif
         return true;
     }

apps/recorder/bmp.c

@@ -38,11 +38,16 @@
 #ifdef HAVE_REMOTE_LCD
 #include "lcd-remote.h"
 #endif
+#ifndef __PCTOOL__
 #include "file.h"
 #include "config.h"
 #include "system.h"
 #include "bmp.h"
-#include "lcd.h"
+#include "debug.h"
+#else
+#undef DEBUGF
+#define DEBUGF(...)
+#endif
 
 #ifdef __GNUC__
 #define STRUCT_PACKED __attribute__((packed))

tools/Makefile

@@ -64,7 +64,7 @@ database: database.c ../apps/tagcache.c ../apps/metadata.c \
 -D__PCTOOL__ -DHAVE_TAGCACHE -DROCKBOX_HAS_LOGF -DSIMULATOR \
 -DCONFIG_CODEC=1 -ldl -I../apps $+ -o $@
 
-checkwps: checkwps.c ../apps/gui/wps_parser.c ../apps/gui/wps_debug.c ../firmware/common/ctype.c ../apps/misc.c
+checkwps: checkwps.c ../apps/gui/wps_parser.c ../apps/gui/wps_debug.c ../firmware/common/ctype.c ../apps/misc.c ../apps/recorder/bmp.c
 	$(SILENT)$(CC) -g -I ../apps/gui -I../firmware/export \
 -D__PCTOOL__ -DDEBUG -DROCKBOX_HAS_LOGF -DIPOD_COLOR -D ROCKBOX_DIR_LEN -D WPS_DIR=\".\" \
 -I../apps -I../firmware/target/arm/ipod -I../firmware/include $+ -o $@

tools/checkwps.c

@@ -7,15 +7,43 @@
 bool debug_wps = true;
 int wps_verbose_level = 0;
 
-int read_bmp_file(char* filename,
-                  struct bitmap *bm,
-                  int maxsize,
-                  int format)
+int errno;
+
+/* static endianness conversion */
+#define SWAP_16(x) ((typeof(x))(unsigned short)(((unsigned short)(x) >> 8) | \
+                                                ((unsigned short)(x) << 8)))
+
+#define SWAP_32(x) ((typeof(x))(unsigned long)( ((unsigned long)(x) >> 24) | \
+                                               (((unsigned long)(x) & 0xff0000ul) >> 8) | \
+                                               (((unsigned long)(x) & 0xff00ul) << 8) | \
+                                                ((unsigned long)(x) << 24)))
+unsigned short letoh16(unsigned short x)
 {
-    return 0;
+    unsigned short n = 0x1234;
+    unsigned char* ch = &n;
+
+    if (*ch == 0x34)
+    {
+        /* Little-endian */
+        return x;
+    } else {
+        return SWAP_16(x);
+    }
 }
 
-int errno;
+unsigned int htole32(unsigned int x)
+{
+    unsigned short n = 0x1234;
+    unsigned char* ch = &n;
+
+    if (*ch == 0x34)
+    {
+        /* Little-endian */
+        return x;
+    } else {
+        return SWAP_32(x);
+    }
+}
 
 int read_line(int fd, char* buffer, int buffer_size)
 {