X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flibpspp%2Fhash-functions.c;h=c43017313a789666ca83bb8373351bc59972a3b0;hb=9bbbfbc94aead4518e17eb6304451f6ad2ca2db2;hp=96ff282c85d7fc9684672cd840a5ea1cca33afe8;hpb=530906aaa19f6c209ca008c8187f7f750a0b1283;p=pspp-builds.git

diff --git a/src/libpspp/hash-functions.c b/src/libpspp/hash-functions.c
index 96ff282c..c4301731 100644
--- a/src/libpspp/hash-functions.c
+++ b/src/libpspp/hash-functions.c
@@ -102,13 +102,12 @@ hash_string (const char *s, unsigned int basis)
   return hash_bytes (s, strlen (s), basis);
 }
 
-/* Returns a hash value for null-terminated string S, with
-   lowercase and uppercase letters treated as equal, starting
-   from BASIS. */
+/* Returns a hash value for the N bytes at S, with lowercase and uppercase
+   letters treated as equal, starting from BASIS. */
 unsigned int
-hash_case_string (const char *s, unsigned int basis)
+hash_case_bytes (const void *s_, size_t n, unsigned int basis)
 {
-  size_t n = strlen (s);
+  const char *s = s_;
   uint32_t a, b, c;
   uint32_t tmp[3];
   int i;
@@ -141,6 +140,15 @@ hash_case_string (const char *s, unsigned int basis)
   return c;
 }
 
+/* Returns a hash value for null-terminated string S, with
+   lowercase and uppercase letters treated as equal, starting
+   from BASIS. */
+unsigned int
+hash_case_string (const char *s, unsigned int basis)
+{
+  return hash_case_bytes (s, strlen (s), basis);
+}
+
 /* Returns a hash value for integer X, starting from BASIS. */
 unsigned int
 hash_int (int x, unsigned int basis)