mesa: move _mesa_error_check_format_and_type() to glformats.c

Now all the format/type-related helper functions are in glformats.c
and image.c is just image-related functions.

4 files changed, 371 insertions, 371 deletions

diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
index 8c20f7759d9..4fe0ae07810 100644
--- a/src/mesa/main/glformats.c
+++ b/src/mesa/main/glformats.c
@@ -960,3 +960,370 @@ _mesa_base_format_has_channel(GLenum base_format, GLenum pname)
 
    return GL_FALSE;
 }
+
+
+/**
+ * Do error checking of format/type combinations for glReadPixels,
+ * glDrawPixels and glTex[Sub]Image.  Note that depending on the format
+ * and type values, we may either generate GL_INVALID_OPERATION or
+ * GL_INVALID_ENUM.
+ *
+ * \param format pixel format.
+ * \param type pixel type.
+ *
+ * \return GL_INVALID_ENUM, GL_INVALID_OPERATION or GL_NO_ERROR
+ */
+GLenum
+_mesa_error_check_format_and_type(const struct gl_context *ctx,
+                                  GLenum format, GLenum type)
+{
+   /* special type-based checks (see glReadPixels, glDrawPixels error lists) */
+   switch (type) {
+   case GL_BITMAP:
+      if (format != GL_COLOR_INDEX && format != GL_STENCIL_INDEX) {
+         return GL_INVALID_ENUM;
+      }
+      break;
+
+   case GL_UNSIGNED_BYTE_3_3_2:
+   case GL_UNSIGNED_BYTE_2_3_3_REV:
+   case GL_UNSIGNED_SHORT_5_6_5:
+   case GL_UNSIGNED_SHORT_5_6_5_REV:
+      if (format == GL_RGB) {
+         break; /* OK */
+      }
+      if (format == GL_RGB_INTEGER_EXT &&
+          ctx->Extensions.ARB_texture_rgb10_a2ui) {
+         break; /* OK */
+      }
+      return GL_INVALID_OPERATION;
+
+   case GL_UNSIGNED_SHORT_4_4_4_4:
+   case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+   case GL_UNSIGNED_SHORT_5_5_5_1:
+   case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+   case GL_UNSIGNED_INT_8_8_8_8:
+   case GL_UNSIGNED_INT_8_8_8_8_REV:
+   case GL_UNSIGNED_INT_10_10_10_2:
+   case GL_UNSIGNED_INT_2_10_10_10_REV:
+      if (format == GL_RGBA ||
+          format == GL_BGRA ||
+          format == GL_ABGR_EXT) {
+         break; /* OK */
+      }
+      if ((format == GL_RGBA_INTEGER_EXT || format == GL_BGRA_INTEGER_EXT) &&
+          ctx->Extensions.ARB_texture_rgb10_a2ui) {
+         break; /* OK */
+      }
+      return GL_INVALID_OPERATION;
+
+   case GL_UNSIGNED_INT_24_8:
+      if (!ctx->Extensions.EXT_packed_depth_stencil) {
+         return GL_INVALID_ENUM;
+      }
+      if (format != GL_DEPTH_STENCIL) {
+         return GL_INVALID_OPERATION;
+      }
+      return GL_NO_ERROR;
+
+   case GL_FLOAT_32_UNSIGNED_INT_24_8_REV:
+      if (!ctx->Extensions.ARB_depth_buffer_float) {
+         return GL_INVALID_ENUM;
+      }
+      if (format != GL_DEPTH_STENCIL) {
+         return GL_INVALID_OPERATION;
+      }
+      return GL_NO_ERROR;
+
+   case GL_UNSIGNED_INT_10F_11F_11F_REV:
+      if (!ctx->Extensions.EXT_packed_float) {
+         return GL_INVALID_ENUM;
+      }
+      if (format != GL_RGB) {
+         return GL_INVALID_OPERATION;
+      }
+      return GL_NO_ERROR;
+
+   default:
+      ; /* fall-through */
+   }
+
+   /* now, for each format, check the type for compatibility */
+   switch (format) {
+      case GL_COLOR_INDEX:
+      case GL_STENCIL_INDEX:
+         switch (type) {
+            case GL_BITMAP:
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            case GL_FLOAT:
+               return GL_NO_ERROR;
+            case GL_HALF_FLOAT:
+               return ctx->Extensions.ARB_half_float_pixel
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_RED:
+      case GL_GREEN:
+      case GL_BLUE:
+      case GL_ALPHA:
+#if 0 /* not legal!  see table 3.6 of the 1.5 spec */
+      case GL_INTENSITY:
+#endif
+      case GL_LUMINANCE:
+      case GL_LUMINANCE_ALPHA:
+      case GL_DEPTH_COMPONENT:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            case GL_FLOAT:
+               return GL_NO_ERROR;
+            case GL_HALF_FLOAT:
+               return ctx->Extensions.ARB_half_float_pixel
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_RG:
+	 if (!ctx->Extensions.ARB_texture_rg)
+	    return GL_INVALID_ENUM;
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            case GL_FLOAT:
+               return GL_NO_ERROR;
+            case GL_HALF_FLOAT:
+               return ctx->Extensions.ARB_half_float_pixel
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_RGB:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            case GL_FLOAT:
+            case GL_UNSIGNED_BYTE_3_3_2:
+            case GL_UNSIGNED_BYTE_2_3_3_REV:
+            case GL_UNSIGNED_SHORT_5_6_5:
+            case GL_UNSIGNED_SHORT_5_6_5_REV:
+               return GL_NO_ERROR;
+            case GL_HALF_FLOAT:
+               return ctx->Extensions.ARB_half_float_pixel
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            case GL_UNSIGNED_INT_5_9_9_9_REV:
+               return ctx->Extensions.EXT_texture_shared_exponent
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            case GL_UNSIGNED_INT_10F_11F_11F_REV:
+               return ctx->Extensions.EXT_packed_float
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_BGR:
+         switch (type) {
+            /* NOTE: no packed types are supported with BGR.  That's
+             * intentional, according to the GL spec.
+             */
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            case GL_FLOAT:
+               return GL_NO_ERROR;
+            case GL_HALF_FLOAT:
+               return ctx->Extensions.ARB_half_float_pixel
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_RGBA:
+      case GL_BGRA:
+      case GL_ABGR_EXT:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            case GL_FLOAT:
+            case GL_UNSIGNED_SHORT_4_4_4_4:
+            case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+            case GL_UNSIGNED_SHORT_5_5_5_1:
+            case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+            case GL_UNSIGNED_INT_8_8_8_8:
+            case GL_UNSIGNED_INT_8_8_8_8_REV:
+            case GL_UNSIGNED_INT_10_10_10_2:
+            case GL_UNSIGNED_INT_2_10_10_10_REV:
+               return GL_NO_ERROR;
+            case GL_HALF_FLOAT:
+               return ctx->Extensions.ARB_half_float_pixel
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_YCBCR_MESA:
+         if (!ctx->Extensions.MESA_ycbcr_texture)
+            return GL_INVALID_ENUM;
+         if (type == GL_UNSIGNED_SHORT_8_8_MESA ||
+             type == GL_UNSIGNED_SHORT_8_8_REV_MESA)
+            return GL_NO_ERROR;
+         else
+            return GL_INVALID_OPERATION;
+
+      case GL_DEPTH_STENCIL_EXT:
+         if (ctx->Extensions.EXT_packed_depth_stencil &&
+             type == GL_UNSIGNED_INT_24_8)
+            return GL_NO_ERROR;
+         else if (ctx->Extensions.ARB_depth_buffer_float &&
+             type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV)
+            return GL_NO_ERROR;
+         else
+            return GL_INVALID_ENUM;
+
+      case GL_DUDV_ATI:
+      case GL_DU8DV8_ATI:
+         if (!ctx->Extensions.ATI_envmap_bumpmap)
+            return GL_INVALID_ENUM;
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            case GL_FLOAT:
+               return GL_NO_ERROR;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      /* integer-valued formats */
+      case GL_RED_INTEGER_EXT:
+      case GL_GREEN_INTEGER_EXT:
+      case GL_BLUE_INTEGER_EXT:
+      case GL_ALPHA_INTEGER_EXT:
+      case GL_RG_INTEGER:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+               return (ctx->VersionMajor >= 3 ||
+                       ctx->Extensions.EXT_texture_integer)
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_RGB_INTEGER_EXT:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+               return (ctx->VersionMajor >= 3 ||
+                       ctx->Extensions.EXT_texture_integer)
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            case GL_UNSIGNED_BYTE_3_3_2:
+            case GL_UNSIGNED_BYTE_2_3_3_REV:
+            case GL_UNSIGNED_SHORT_5_6_5:
+            case GL_UNSIGNED_SHORT_5_6_5_REV:
+               return ctx->Extensions.ARB_texture_rgb10_a2ui
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_BGR_INTEGER_EXT:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+            /* NOTE: no packed formats w/ BGR format */
+               return (ctx->VersionMajor >= 3 ||
+                       ctx->Extensions.EXT_texture_integer)
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_RGBA_INTEGER_EXT:
+      case GL_BGRA_INTEGER_EXT:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+               return (ctx->VersionMajor >= 3 ||
+                       ctx->Extensions.EXT_texture_integer)
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            case GL_UNSIGNED_SHORT_4_4_4_4:
+            case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+            case GL_UNSIGNED_SHORT_5_5_5_1:
+            case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+            case GL_UNSIGNED_INT_8_8_8_8:
+            case GL_UNSIGNED_INT_8_8_8_8_REV:
+            case GL_UNSIGNED_INT_10_10_10_2:
+            case GL_UNSIGNED_INT_2_10_10_10_REV:
+               return ctx->Extensions.ARB_texture_rgb10_a2ui
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      case GL_LUMINANCE_INTEGER_EXT:
+      case GL_LUMINANCE_ALPHA_INTEGER_EXT:
+         switch (type) {
+            case GL_BYTE:
+            case GL_UNSIGNED_BYTE:
+            case GL_SHORT:
+            case GL_UNSIGNED_SHORT:
+            case GL_INT:
+            case GL_UNSIGNED_INT:
+               return ctx->Extensions.EXT_texture_integer
+                  ? GL_NO_ERROR : GL_INVALID_ENUM;
+            default:
+               return GL_INVALID_ENUM;
+         }
+
+      default:
+         return GL_INVALID_ENUM;
+   }
+   return GL_NO_ERROR;
+}
diff --git a/src/mesa/main/glformats.h b/src/mesa/main/glformats.h
index efde4f9ba62..d553eae0a0a 100644
--- a/src/mesa/main/glformats.h
+++ b/src/mesa/main/glformats.h
@@ -91,6 +91,10 @@ _mesa_base_format_to_integer_format(GLenum format);
 extern GLboolean
 _mesa_base_format_has_channel(GLenum base_format, GLenum pname);
 
+extern GLenum
+_mesa_error_check_format_and_type(const struct gl_context *ctx,
+                                  GLenum format, GLenum type);
+
 
 #ifdef __cplusplus
 }
diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c
index 64176552c3f..91b72037392 100644
--- a/src/mesa/main/image.c
+++ b/src/mesa/main/image.c
@@ -77,373 +77,6 @@ _mesa_swap4( GLuint *p, GLuint n )
 
 
 /**
- * Do error checking of format/type combinations for glReadPixels,
- * glDrawPixels and glTex[Sub]Image.  Note that depending on the format
- * and type values, we may either generate GL_INVALID_OPERATION or
- * GL_INVALID_ENUM.
- *
- * \param format pixel format.
- * \param type pixel type.
- *
- * \return GL_INVALID_ENUM, GL_INVALID_OPERATION or GL_NO_ERROR
- */
-GLenum
-_mesa_error_check_format_and_type(const struct gl_context *ctx,
-                                  GLenum format, GLenum type)
-{
-   /* special type-based checks (see glReadPixels, glDrawPixels error lists) */
-   switch (type) {
-   case GL_BITMAP:
-      if (format != GL_COLOR_INDEX && format != GL_STENCIL_INDEX) {
-         return GL_INVALID_ENUM;
-      }
-      break;
-
-   case GL_UNSIGNED_BYTE_3_3_2:
-   case GL_UNSIGNED_BYTE_2_3_3_REV:
-   case GL_UNSIGNED_SHORT_5_6_5:
-   case GL_UNSIGNED_SHORT_5_6_5_REV:
-      if (format == GL_RGB) {
-         break; /* OK */
-      }
-      if (format == GL_RGB_INTEGER_EXT &&
-          ctx->Extensions.ARB_texture_rgb10_a2ui) {
-         break; /* OK */
-      }
-      return GL_INVALID_OPERATION;
-
-   case GL_UNSIGNED_SHORT_4_4_4_4:
-   case GL_UNSIGNED_SHORT_4_4_4_4_REV:
-   case GL_UNSIGNED_SHORT_5_5_5_1:
-   case GL_UNSIGNED_SHORT_1_5_5_5_REV:
-   case GL_UNSIGNED_INT_8_8_8_8:
-   case GL_UNSIGNED_INT_8_8_8_8_REV:
-   case GL_UNSIGNED_INT_10_10_10_2:
-   case GL_UNSIGNED_INT_2_10_10_10_REV:
-      if (format == GL_RGBA ||
-          format == GL_BGRA ||
-          format == GL_ABGR_EXT) {
-         break; /* OK */
-      }
-      if ((format == GL_RGBA_INTEGER_EXT || format == GL_BGRA_INTEGER_EXT) &&
-          ctx->Extensions.ARB_texture_rgb10_a2ui) {
-         break; /* OK */
-      }
-      return GL_INVALID_OPERATION;
-
-   case GL_UNSIGNED_INT_24_8:
-      if (!ctx->Extensions.EXT_packed_depth_stencil) {
-         return GL_INVALID_ENUM;
-      }
-      if (format != GL_DEPTH_STENCIL) {
-         return GL_INVALID_OPERATION;
-      }
-      return GL_NO_ERROR;
-
-   case GL_FLOAT_32_UNSIGNED_INT_24_8_REV:
-      if (!ctx->Extensions.ARB_depth_buffer_float) {
-         return GL_INVALID_ENUM;
-      }
-      if (format != GL_DEPTH_STENCIL) {
-         return GL_INVALID_OPERATION;
-      }
-      return GL_NO_ERROR;
-
-   case GL_UNSIGNED_INT_10F_11F_11F_REV:
-      if (!ctx->Extensions.EXT_packed_float) {
-         return GL_INVALID_ENUM;
-      }
-      if (format != GL_RGB) {
-         return GL_INVALID_OPERATION;
-      }
-      return GL_NO_ERROR;
-
-   default:
-      ; /* fall-through */
-   }
-
-   /* now, for each format, check the type for compatibility */
-   switch (format) {
-      case GL_COLOR_INDEX:
-      case GL_STENCIL_INDEX:
-         switch (type) {
-            case GL_BITMAP:
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            case GL_FLOAT:
-               return GL_NO_ERROR;
-            case GL_HALF_FLOAT:
-               return ctx->Extensions.ARB_half_float_pixel
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_RED:
-      case GL_GREEN:
-      case GL_BLUE:
-      case GL_ALPHA:
-#if 0 /* not legal!  see table 3.6 of the 1.5 spec */
-      case GL_INTENSITY:
-#endif
-      case GL_LUMINANCE:
-      case GL_LUMINANCE_ALPHA:
-      case GL_DEPTH_COMPONENT:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            case GL_FLOAT:
-               return GL_NO_ERROR;
-            case GL_HALF_FLOAT:
-               return ctx->Extensions.ARB_half_float_pixel
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_RG:
-	 if (!ctx->Extensions.ARB_texture_rg)
-	    return GL_INVALID_ENUM;
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            case GL_FLOAT:
-               return GL_NO_ERROR;
-            case GL_HALF_FLOAT:
-               return ctx->Extensions.ARB_half_float_pixel
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_RGB:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            case GL_FLOAT:
-            case GL_UNSIGNED_BYTE_3_3_2:
-            case GL_UNSIGNED_BYTE_2_3_3_REV:
-            case GL_UNSIGNED_SHORT_5_6_5:
-            case GL_UNSIGNED_SHORT_5_6_5_REV:
-               return GL_NO_ERROR;
-            case GL_HALF_FLOAT:
-               return ctx->Extensions.ARB_half_float_pixel
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            case GL_UNSIGNED_INT_5_9_9_9_REV:
-               return ctx->Extensions.EXT_texture_shared_exponent
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            case GL_UNSIGNED_INT_10F_11F_11F_REV:
-               return ctx->Extensions.EXT_packed_float
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_BGR:
-         switch (type) {
-            /* NOTE: no packed types are supported with BGR.  That's
-             * intentional, according to the GL spec.
-             */
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            case GL_FLOAT:
-               return GL_NO_ERROR;
-            case GL_HALF_FLOAT:
-               return ctx->Extensions.ARB_half_float_pixel
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_RGBA:
-      case GL_BGRA:
-      case GL_ABGR_EXT:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            case GL_FLOAT:
-            case GL_UNSIGNED_SHORT_4_4_4_4:
-            case GL_UNSIGNED_SHORT_4_4_4_4_REV:
-            case GL_UNSIGNED_SHORT_5_5_5_1:
-            case GL_UNSIGNED_SHORT_1_5_5_5_REV:
-            case GL_UNSIGNED_INT_8_8_8_8:
-            case GL_UNSIGNED_INT_8_8_8_8_REV:
-            case GL_UNSIGNED_INT_10_10_10_2:
-            case GL_UNSIGNED_INT_2_10_10_10_REV:
-               return GL_NO_ERROR;
-            case GL_HALF_FLOAT:
-               return ctx->Extensions.ARB_half_float_pixel
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_YCBCR_MESA:
-         if (!ctx->Extensions.MESA_ycbcr_texture)
-            return GL_INVALID_ENUM;
-         if (type == GL_UNSIGNED_SHORT_8_8_MESA ||
-             type == GL_UNSIGNED_SHORT_8_8_REV_MESA)
-            return GL_NO_ERROR;
-         else
-            return GL_INVALID_OPERATION;
-
-      case GL_DEPTH_STENCIL_EXT:
-         if (ctx->Extensions.EXT_packed_depth_stencil &&
-             type == GL_UNSIGNED_INT_24_8)
-            return GL_NO_ERROR;
-         else if (ctx->Extensions.ARB_depth_buffer_float &&
-             type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV)
-            return GL_NO_ERROR;
-         else
-            return GL_INVALID_ENUM;
-
-      case GL_DUDV_ATI:
-      case GL_DU8DV8_ATI:
-         if (!ctx->Extensions.ATI_envmap_bumpmap)
-            return GL_INVALID_ENUM;
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            case GL_FLOAT:
-               return GL_NO_ERROR;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      /* integer-valued formats */
-      case GL_RED_INTEGER_EXT:
-      case GL_GREEN_INTEGER_EXT:
-      case GL_BLUE_INTEGER_EXT:
-      case GL_ALPHA_INTEGER_EXT:
-      case GL_RG_INTEGER:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-               return (ctx->VersionMajor >= 3 ||
-                       ctx->Extensions.EXT_texture_integer)
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_RGB_INTEGER_EXT:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-               return (ctx->VersionMajor >= 3 ||
-                       ctx->Extensions.EXT_texture_integer)
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            case GL_UNSIGNED_BYTE_3_3_2:
-            case GL_UNSIGNED_BYTE_2_3_3_REV:
-            case GL_UNSIGNED_SHORT_5_6_5:
-            case GL_UNSIGNED_SHORT_5_6_5_REV:
-               return ctx->Extensions.ARB_texture_rgb10_a2ui
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_BGR_INTEGER_EXT:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-            /* NOTE: no packed formats w/ BGR format */
-               return (ctx->VersionMajor >= 3 ||
-                       ctx->Extensions.EXT_texture_integer)
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_RGBA_INTEGER_EXT:
-      case GL_BGRA_INTEGER_EXT:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-               return (ctx->VersionMajor >= 3 ||
-                       ctx->Extensions.EXT_texture_integer)
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            case GL_UNSIGNED_SHORT_4_4_4_4:
-            case GL_UNSIGNED_SHORT_4_4_4_4_REV:
-            case GL_UNSIGNED_SHORT_5_5_5_1:
-            case GL_UNSIGNED_SHORT_1_5_5_5_REV:
-            case GL_UNSIGNED_INT_8_8_8_8:
-            case GL_UNSIGNED_INT_8_8_8_8_REV:
-            case GL_UNSIGNED_INT_10_10_10_2:
-            case GL_UNSIGNED_INT_2_10_10_10_REV:
-               return ctx->Extensions.ARB_texture_rgb10_a2ui
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      case GL_LUMINANCE_INTEGER_EXT:
-      case GL_LUMINANCE_ALPHA_INTEGER_EXT:
-         switch (type) {
-            case GL_BYTE:
-            case GL_UNSIGNED_BYTE:
-            case GL_SHORT:
-            case GL_UNSIGNED_SHORT:
-            case GL_INT:
-            case GL_UNSIGNED_INT:
-               return ctx->Extensions.EXT_texture_integer
-                  ? GL_NO_ERROR : GL_INVALID_ENUM;
-            default:
-               return GL_INVALID_ENUM;
-         }
-
-      default:
-         return GL_INVALID_ENUM;
-   }
-   return GL_NO_ERROR;
-}
-
-
-/**
  * Return the byte offset of a specific pixel in an image (1D, 2D or 3D).
  *
  * Pixel unpacking/packing parameters are observed according to \p packing.
diff --git a/src/mesa/main/image.h b/src/mesa/main/image.h
index 09770587452..7e92790b7df 100644
--- a/src/mesa/main/image.h
+++ b/src/mesa/main/image.h
@@ -38,10 +38,6 @@ _mesa_swap2( GLushort *p, GLuint n );
 extern void
 _mesa_swap4( GLuint *p, GLuint n );
 
-extern GLenum
-_mesa_error_check_format_and_type(const struct gl_context *ctx,
-                                  GLenum format, GLenum type);
-
 extern GLintptr
 _mesa_image_offset( GLuint dimensions,
                     const struct gl_pixelstore_attrib *packing,