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-rw-r--r--contrib/ltree/crc32.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/contrib/ltree/crc32.h b/contrib/ltree/crc32.h
new file mode 100644
index 0000000..9588122
--- /dev/null
+++ b/contrib/ltree/crc32.h
@@ -0,0 +1,12 @@
+#ifndef _CRC32_H
+#define _CRC32_H
+
+/* contrib/ltree/crc32.h */
+
+/* Returns crc32 of data block */
+extern unsigned int ltree_crc32_sz(const char *buf, int size);
+
+/* Returns crc32 of null-terminated string */
+#define crc32(buf) ltree_crc32_sz((buf),strlen(buf))
+
+#endif