[gs-commits] mupdf 1.16.1.59 Avoid signedness issues in list device.

commit 805d42eee07a429a21024e1672425a1445fffc2e
Author: Sebastian Rasmussen <[email protected]>
Date:   Fri Sep 27 17:52:17 2019 +0200

    Avoid signedness issues in list device.

diff --git a/include/mupdf/fitz/path.h b/include/mupdf/fitz/path.h
index 68b1aeb..5ad498e 100644
--- a/include/mupdf/fitz/path.h
+++ b/include/mupdf/fitz/path.h
@@ -70,7 +70,7 @@ void fz_trim_path(fz_context *ctx, fz_path *path);
 
 int fz_packed_path_size(const fz_path *path);
 
-int fz_pack_path(fz_context *ctx, uint8_t *pack, int max, const fz_path *path);
+int fz_pack_path(fz_context *ctx, uint8_t *pack, size_t max, const fz_path *path);
 
 fz_path *fz_clone_path(fz_context *ctx, fz_path *path);
 
diff --git a/source/fitz/list-device.c b/source/fitz/list-device.c
index 4e4f384..5d52e75 100644
--- a/source/fitz/list-device.c
+++ b/source/fitz/list-device.c
@@ -120,8 +120,8 @@ struct fz_display_list_s
 	fz_storable storable;
 	fz_display_node *list;
 	fz_rect mediabox;
-	int max;
-	int len;
+	size_t max;
+	size_t len;
 };
 
 struct fz_list_device_s
@@ -453,7 +453,7 @@ fz_append_display_node(
 	}
 	if (path && (writer->path == NULL || path != writer->path))
 	{
-		int max = SIZE_IN_NODES(MAX_NODE_SIZE) - size - SIZE_IN_NODES(private_data_len);
+		size_t max = SIZE_IN_NODES(MAX_NODE_SIZE) - size - SIZE_IN_NODES(private_data_len);
 		path_size = SIZE_IN_NODES(fz_pack_path(ctx, NULL, max, path));
 		node.path = 1;
 		path_off = size;
@@ -462,7 +462,7 @@ fz_append_display_node(
 	}
 	if (private_data != NULL)
 	{
-		int max = SIZE_IN_NODES(MAX_NODE_SIZE) - size;
+		size_t max = SIZE_IN_NODES(MAX_NODE_SIZE) - size;
 		if (SIZE_IN_NODES(private_data_len) > max)
 			fz_throw(ctx, FZ_ERROR_GENERIC, "Private data too large to pack into display list node");
 		private_off = size;
@@ -471,7 +471,7 @@ fz_append_display_node(
 
 	while (list->len + size > list->max)
 	{
-		int newsize = list->max * 2;
+		size_t newsize = list->max * 2;
 		fz_display_node *old = list->list;
 		ptrdiff_t diff;
 		int i, n;
diff --git a/source/fitz/path.c b/source/fitz/path.c
index 07712c9..8347875 100644
--- a/source/fitz/path.c
+++ b/source/fitz/path.c
@@ -187,10 +187,10 @@ int fz_packed_path_size(const fz_path *path)
 	forget about the details.
 */
 int
-fz_pack_path(fz_context *ctx, uint8_t *pack_, int max, const fz_path *path)
+fz_pack_path(fz_context *ctx, uint8_t *pack_, size_t max, const fz_path *path)
 {
 	uint8_t *ptr;
-	int size;
+	size_t size;
 
 	if (path->packed)
 		fz_throw(ctx, FZ_ERROR_GENERIC, "Can't repack a packed path");

http://git.ghostscript.com/?p=mupdf.git;a=commit;h=805d42eee07a429a21024e1672425a1445fffc2e

--
MuPDF library
Artifex Software, Inc.