feat(tvix/castore): bump [Directory,File]Node size to u64 r/6946

Having more than 4GiB files is quite possible (think about the NixOS
graphical installer, and an uncompressed iso of it).

No wire format changes.

Change-Id: Ia78a07e4c554e91b93c5b9f8533266e4bd7f22b6
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9950
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI

1 files changed, 2 insertions, 2 deletions

diff --git a/tvix/castore/protos/castore.proto b/tvix/castore/protos/castore.proto
index 34885964f0..e05c43ee2f 100644
--- a/tvix/castore/protos/castore.proto
+++ b/tvix/castore/protos/castore.proto
@@ -38,7 +38,7 @@ message DirectoryNode {
     // A credulous implementation won't reject an excessive size, but this is
     // harmless: you'll have some ordinals without nodes. Undersizing is
     // obvious and easy to reject: you won't have an ordinal for some nodes.
-    uint32 size = 3;
+    uint64 size = 3;
 }
 
 // A FileNode represents a regular or executable file in a Directory.
@@ -48,7 +48,7 @@ message FileNode {
     // The blake3 digest of the file contents
     bytes digest = 2;
     // The file content size
-    uint32 size = 3;
+    uint64 size = 3;
     // Whether the file is executable
     bool executable = 4;
 }