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db_include/common/saslprep.h

@@ -0,0 +1,30 @@
+/*-------------------------------------------------------------------------
+ *
+ * saslprep.h
+ *	  SASLprep normalization, for SCRAM authentication
+ *
+ * These definitions are used by both frontend and backend code.
+ *
+ * Copyright (c) 2017-2021, PostgreSQL Global Development Group
+ *
+ * src/include/common/saslprep.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef SASLPREP_H
+#define SASLPREP_H
+
+/*
+ * Return codes for pg_saslprep() function.
+ */
+typedef enum
+{
+	SASLPREP_SUCCESS = 0,
+	SASLPREP_OOM = -1,			/* out of memory (only in frontend) */
+	SASLPREP_INVALID_UTF8 = -2, /* input is not a valid UTF-8 string */
+	SASLPREP_PROHIBITED = -3	/* output would contain prohibited characters */
+} pg_saslprep_rc;
+
+extern pg_saslprep_rc pg_saslprep(const char *input, char **output);
+
+#endif							/* SASLPREP_H */