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authorKane York <kanepyork@gmail.com>2020-07-28T00·07-0700
committerkanepyork <rikingcoding@gmail.com>2020-07-28T02·00+0000
commit976a36c2e482f416acd79a624e6d96cce2564b5b (patch)
tree7a9cd35b3b587253b0a1f816447201cb6f0fb137 /third_party/nix/src/libutil/hash.hh
parentd9262bd6c68ddf39cc22c147ecf40867f4ec3fb9 (diff)
chore(3p/nix/hash): eliminate exposed global variable r/1503
Change-Id: I3b34e3e17a751e225831ae599c6c6bb782a25679
Reviewed-on: https://cl.tvl.fyi/c/depot/+/1486
Tested-by: BuildkiteCI
Reviewed-by: tazjin <mail@tazj.in>
Diffstat (limited to 'third_party/nix/src/libutil/hash.hh')
-rw-r--r--third_party/nix/src/libutil/hash.hh6
1 files changed, 4 insertions, 2 deletions
diff --git a/third_party/nix/src/libutil/hash.hh b/third_party/nix/src/libutil/hash.hh
index 34cb41c48784..58f808896fe2 100644
--- a/third_party/nix/src/libutil/hash.hh
+++ b/third_party/nix/src/libutil/hash.hh
@@ -14,8 +14,6 @@ const int sha1HashSize = 20;
 const int sha256HashSize = 32;
 const int sha512HashSize = 64;
 
-extern const std::string base32Chars;
-
 enum Base : int { Base64, Base32, Base16, SRI };
 
 struct Hash {
@@ -65,6 +63,10 @@ struct Hash {
      or base-64. By default, this is prefixed by the hash type
      (e.g. "sha256:"). */
   std::string to_string(Base base = Base32, bool includeType = true) const;
+
+  /* Returns whether the passed string contains entirely valid base32
+     characters. */
+  static bool IsValidBase32(absl::string_view s);
 };
 
 /* Print a hash in base-16 if it's MD5, or base-32 otherwise. */