1 files changed, 35 insertions, 0 deletions
diff --git a/src/include/libpq/scram.h b/src/include/libpq/scram.h
new file mode 100644
index 00000000000..563462fb1cc
--- /dev/null
+++ b/src/include/libpq/scram.h
@@ -0,0 +1,35 @@
+/*-------------------------------------------------------------------------
+ *
+ * scram.h
+ *	  Interface to libpq/scram.c
+ *
+ * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/libpq/scram.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef PG_SCRAM_H
+#define PG_SCRAM_H
+
+/* Name of SCRAM-SHA-256 per IANA */
+#define SCRAM_SHA256_NAME "SCRAM-SHA-256"
+
+/* Status codes for message exchange */
+#define SASL_EXCHANGE_CONTINUE		0
+#define SASL_EXCHANGE_SUCCESS		1
+#define SASL_EXCHANGE_FAILURE		2
+
+/* Routines dedicated to authentication */
+extern void *pg_be_scram_init(const char *username, const char *shadow_pass, bool doomed);
+extern int pg_be_scram_exchange(void *opaq, char *input, int inputlen,
+					 char **output, int *outputlen, char **logdetail);
+
+/* Routines to handle and check SCRAM-SHA-256 verifier */
+extern char *scram_build_verifier(const char *username,
+					 const char *password,
+					 int iterations);
+extern bool is_scram_verifier(const char *verifier);
+
+#endif   /* PG_SCRAM_H */