[gimp] Fix the PSD structs to use signed ints for bounding box coordinates.

[Simon Budig <simon src gnome org>]

commit 0e440cb6d4d6ee029667363d244aff61b154c33c
Author: Simon Budig <simon gimp org>
Date:   Tue Nov 17 01:12:19 2009 +0100

    Fix the PSD structs to use signed ints for bounding box coordinates.

 plug-ins/file-psd/psd-load.c |   32 ++++++++++++++++----------------
 plug-ins/file-psd/psd.h      |   24 ++++++++++++------------
 2 files changed, 28 insertions(+), 28 deletions(-)
---
diff --git a/plug-ins/file-psd/psd-load.c b/plug-ins/file-psd/psd-load.c
index 3e67185..63f8f01 100644
--- a/plug-ins/file-psd/psd-load.c
+++ b/plug-ins/file-psd/psd-load.c
@@ -532,10 +532,10 @@ read_layer_block (PSDimage  *img_a,
                   psd_set_error (feof (f), errno, error);
                   return NULL;
                 }
-              lyr_a[lidx]->top = GUINT32_FROM_BE (lyr_a[lidx]->top);
-              lyr_a[lidx]->left = GUINT32_FROM_BE (lyr_a[lidx]->left);
-              lyr_a[lidx]->bottom = GUINT32_FROM_BE (lyr_a[lidx]->bottom);
-              lyr_a[lidx]->right = GUINT32_FROM_BE (lyr_a[lidx]->right);
+              lyr_a[lidx]->top = GINT32_FROM_BE (lyr_a[lidx]->top);
+              lyr_a[lidx]->left = GINT32_FROM_BE (lyr_a[lidx]->left);
+              lyr_a[lidx]->bottom = GINT32_FROM_BE (lyr_a[lidx]->bottom);
+              lyr_a[lidx]->right = GINT32_FROM_BE (lyr_a[lidx]->right);
               lyr_a[lidx]->num_channels = GUINT16_FROM_BE (lyr_a[lidx]->num_channels);
 
               if (lyr_a[lidx]->num_channels > MAX_CHANNELS)
@@ -669,13 +669,13 @@ read_layer_block (PSDimage  *img_a,
                         return NULL;
                       }
                     lyr_a[lidx]->layer_mask.top =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.top);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.top);
                     lyr_a[lidx]->layer_mask.left =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.left);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.left);
                     lyr_a[lidx]->layer_mask.bottom =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.bottom);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.bottom);
                     lyr_a[lidx]->layer_mask.right =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.right);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.right);
                     lyr_a[lidx]->layer_mask.mask_flags.relative_pos =
                       lyr_a[lidx]->layer_mask.flags & 1 ? TRUE : FALSE;
                     lyr_a[lidx]->layer_mask.mask_flags.disabled =
@@ -701,21 +701,21 @@ read_layer_block (PSDimage  *img_a,
                         return NULL;
                       }
                     lyr_a[lidx]->layer_mask_extra.top =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.top);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.top);
                     lyr_a[lidx]->layer_mask_extra.left =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.left);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.left);
                     lyr_a[lidx]->layer_mask_extra.bottom =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.bottom);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.bottom);
                     lyr_a[lidx]->layer_mask_extra.right =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.right);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask_extra.right);
                     lyr_a[lidx]->layer_mask.top =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.top);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.top);
                     lyr_a[lidx]->layer_mask.left =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.left);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.left);
                     lyr_a[lidx]->layer_mask.bottom =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.bottom);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.bottom);
                     lyr_a[lidx]->layer_mask.right =
-                      GUINT32_FROM_BE (lyr_a[lidx]->layer_mask.right);
+                      GINT32_FROM_BE (lyr_a[lidx]->layer_mask.right);
                     lyr_a[lidx]->layer_mask.mask_flags.relative_pos =
                       lyr_a[lidx]->layer_mask.flags & 1 ? TRUE : FALSE;
                     lyr_a[lidx]->layer_mask.mask_flags.disabled =
diff --git a/plug-ins/file-psd/psd.h b/plug-ins/file-psd/psd.h
index 30e3cd1..e1b55bb 100644
--- a/plug-ins/file-psd/psd.h
+++ b/plug-ins/file-psd/psd.h
@@ -446,10 +446,10 @@ typedef struct
 /* PSD Layer mask data (length 20) */
 typedef struct
 {
-  guint32               top;                    /* Layer top */
-  guint32               left;                   /* Layer left */
-  guint32               bottom;                 /* Layer bottom */
-  guint32               right;                  /* Layer right */
+  gint32                top;                    /* Layer top */
+  gint32                left;                   /* Layer left */
+  gint32                bottom;                 /* Layer bottom */
+  gint32                right;                  /* Layer right */
   guchar                def_color;              /* Default background colour */
   guchar                flags;                  /* Layer flags */
   guchar                extra_def_color;        /* Real default background colour */
@@ -460,20 +460,20 @@ typedef struct
 /* PSD Layer mask data (length 36) */
 typedef struct
 {
-  guint32               top;                    /* Layer top */
-  guint32               left;                   /* Layer left */
-  guint32               bottom;                 /* Layer bottom */
-  guint32               right;                  /* Layer right */
+  gint32                top;                    /* Layer top */
+  gint32                left;                   /* Layer left */
+  gint32                bottom;                 /* Layer bottom */
+  gint32                right;                  /* Layer right */
 } LayerMaskExtra;
 
 /* PSD Layer data structure */
 typedef struct
 {
   gboolean              drop;                   /* Do not add layer to GIMP image */
-  guint32               top;                    /* Layer top */
-  guint32               left;                   /* Layer left */
-  guint32               bottom;                 /* Layer bottom */
-  guint32               right;                  /* Layer right */
+  gint32                top;                    /* Layer top */
+  gint32                left;                   /* Layer left */
+  gint32                bottom;                 /* Layer bottom */
+  gint32                right;                  /* Layer right */
   guint16               num_channels;           /* Number of channels */
   ChannelLengthInfo    *chn_info;               /* Channel length info */
   gchar                 mode_key[4];            /* Blend mode key */