From 042986b989521f0ae1e2fe3819c72f2fabcb70a6 Mon Sep 17 00:00:00 2001
From: Thomas Pornin <pornin@bolet.org>
Date: Thu, 6 Apr 2017 01:03:54 +0200
Subject: [PATCH] Made headers compatible with C++.

---
 inc/bearssl_block.h | 8 ++++++++
 inc/bearssl_ec.h    | 8 ++++++++
 inc/bearssl_hash.h  | 8 ++++++++
 inc/bearssl_hmac.h  | 8 ++++++++
 inc/bearssl_pem.h   | 8 ++++++++
 inc/bearssl_prf.h   | 8 ++++++++
 inc/bearssl_rand.h  | 8 ++++++++
 inc/bearssl_rsa.h   | 8 ++++++++
 inc/bearssl_ssl.h   | 8 ++++++++
 inc/bearssl_x509.h  | 8 ++++++++
 10 files changed, 80 insertions(+)

diff --git a/inc/bearssl_block.h b/inc/bearssl_block.h
index 31c4ed6..415bc28 100644
--- a/inc/bearssl_block.h
+++ b/inc/bearssl_block.h
@@ -28,6 +28,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_block.h
  *
  * # Block Ciphers and Symmetric Ciphers
@@ -1802,4 +1806,8 @@ void br_poly1305_ctmulq_run(const void *key, const void *iv,
  */
 br_poly1305_run br_poly1305_ctmulq_get(void);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_ec.h b/inc/bearssl_ec.h
index 3de86b4..533296d 100644
--- a/inc/bearssl_ec.h
+++ b/inc/bearssl_ec.h
@@ -28,6 +28,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_ec.h
  *
  * # Elliptic Curves
@@ -793,4 +797,8 @@ br_ecdsa_vrfy br_ecdsa_vrfy_asn1_get_default(void);
  */
 br_ecdsa_vrfy br_ecdsa_vrfy_raw_get_default(void);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_hash.h b/inc/bearssl_hash.h
index d06bae4..860ab71 100644
--- a/inc/bearssl_hash.h
+++ b/inc/bearssl_hash.h
@@ -29,6 +29,10 @@
 #include <stdint.h>
 #include <string.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_hash.h
  *
  * # Hash Functions
@@ -1335,4 +1339,8 @@ void br_ghash_pwr8(void *y, const void *h, const void *data, size_t len);
  */
 br_ghash br_ghash_pwr8_get(void);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_hmac.h b/inc/bearssl_hmac.h
index 71e9451..511dbbe 100644
--- a/inc/bearssl_hmac.h
+++ b/inc/bearssl_hmac.h
@@ -30,6 +30,10 @@
 
 #include "bearssl_hash.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_hmac.h
  *
  * # HMAC
@@ -200,4 +204,8 @@ size_t br_hmac_outCT(const br_hmac_context *ctx,
 	const void *data, size_t len, size_t min_len, size_t max_len,
 	void *out);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_pem.h b/inc/bearssl_pem.h
index 42b2305..5e466bc 100644
--- a/inc/bearssl_pem.h
+++ b/inc/bearssl_pem.h
@@ -28,6 +28,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_pem.h
  *
  * # PEM Support
@@ -232,4 +236,8 @@ br_pem_decoder_name(br_pem_decoder_context *ctx)
 	return ctx->name;
 }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_prf.h b/inc/bearssl_prf.h
index 1ad4a04..39d1c42 100644
--- a/inc/bearssl_prf.h
+++ b/inc/bearssl_prf.h
@@ -28,6 +28,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_prf.h
  *
  * # The TLS PRF
@@ -115,4 +119,8 @@ typedef void (*br_tls_prf_impl)(void *dst, size_t len,
 	const void *secret, size_t secret_len,
 	const char *label, const void *seed, size_t seed_len);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_rand.h b/inc/bearssl_rand.h
index 2cc9ace..59628fb 100644
--- a/inc/bearssl_rand.h
+++ b/inc/bearssl_rand.h
@@ -28,6 +28,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_rand.h
  *
  * # Pseudo-Random Generators
@@ -249,4 +253,8 @@ br_hmac_drbg_get_hash(const br_hmac_drbg_context *ctx)
 	return ctx->digest_class;
 }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_rsa.h b/inc/bearssl_rsa.h
index 8c79157..fc6cd00 100644
--- a/inc/bearssl_rsa.h
+++ b/inc/bearssl_rsa.h
@@ -28,6 +28,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_rsa.h
  *
  * # RSA
@@ -702,4 +706,8 @@ br_rsa_pkcs1_sign br_rsa_pkcs1_sign_get_default(void);
 uint32_t br_rsa_ssl_decrypt(br_rsa_private core, const br_rsa_private_key *sk,
 	unsigned char *data, size_t len);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_ssl.h b/inc/bearssl_ssl.h
index fee7b3c..21d162b 100644
--- a/inc/bearssl_ssl.h
+++ b/inc/bearssl_ssl.h
@@ -35,6 +35,10 @@
 #include "bearssl_rand.h"
 #include "bearssl_x509.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_ssl.h
  *
  * # SSL
@@ -4065,4 +4069,8 @@ int br_sslio_close(br_sslio_context *cc);
 #define BR_ALERT_UNSUPPORTED_EXTENSION     110
 #define BR_ALERT_NO_APPLICATION_PROTOCOL   120
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/inc/bearssl_x509.h b/inc/bearssl_x509.h
index 2463c79..1f55b4e 100644
--- a/inc/bearssl_x509.h
+++ b/inc/bearssl_x509.h
@@ -32,6 +32,10 @@
 #include "bearssl_hash.h"
 #include "bearssl_rsa.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** \file bearssl_x509.h
  *
  * # X.509 Certificate Chain Processing
@@ -1245,4 +1249,8 @@ br_skey_decoder_get_ec(const br_skey_decoder_context *ctx)
 	}
 }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
-- 
2.17.1