fix easylogo on big endian dev systems

[u-boot] / tools / easylogo / easylogo.c

diff --git a/tools/easylogo/easylogo.c b/tools/easylogo/easylogo.c
index 59f9ae7d99a544c68df52306eb8086b1944f8881..6f2aaa6b1d75f33c56ef6acf7d826932c1fe0182 100644 (file)
--- a/tools/easylogo/easylogo.c
+++ b/tools/easylogo/easylogo.c
@@ -127,6 +127,16 @@ void printlogo_yuyv (unsigned short *data, int w, int h)
     }
 }
 
+static inline unsigned short le16_to_cpu (unsigned short val)
+{
+    union {
+       unsigned char pval[2];
+       unsigned short val;
+    } swapped;
+    swapped.val = val;
+    return (swapped.pval[1] << 8) + swapped.pval[0];
+}
+
 int image_load_tga (image_t *image, char *filename)
 {
     FILE *file ;
@@ -140,6 +150,14 @@ int image_load_tga (image_t *image, char *filename)
 
     fread(&header, sizeof(header), 1, file);
 
+    /* byte swap: tga is little endian, host is ??? */
+    header.ColorMapOrigin = le16_to_cpu (header.ColorMapOrigin);
+    header.ColorMapLenght = le16_to_cpu (header.ColorMapLenght);
+    header.ImageXOrigin = le16_to_cpu (header.ImageXOrigin);
+    header.ImageYOrigin = le16_to_cpu (header.ImageYOrigin);
+    header.ImageWidth = le16_to_cpu (header.ImageWidth);
+    header.ImageHeight = le16_to_cpu (header.ImageHeight);
+
     image->width       = header.ImageWidth ;
     image->height      = header.ImageHeight ;