[libmicrohttpd] 01/03: mhd_send: added TLS-specific error code

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karlson2k pushed a commit to branch master
in repository libmicrohttpd.

commit 69c600bd8510c3ec94f1f4ca8557e42832d6c142
Author: Evgeny Grin (Karlson2k) <k2k@narod.ru>
AuthorDate: Mon Apr 19 15:24:45 2021 +0300

    mhd_send: added TLS-specific error code
---
 src/microhttpd/connection.c |  2 ++
 src/microhttpd/connection.h |  5 +++++
 src/microhttpd/mhd_send.c   | 12 ++++++++++--
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/microhttpd/connection.c b/src/microhttpd/connection.c
index baf0fcb4..3eaa2935 100644
--- a/src/microhttpd/connection.c
+++ b/src/microhttpd/connection.c
@@ -152,6 +152,8 @@ str_conn_error_ (ssize_t mhd_err_code)
     return _ ("Argument value is not supported");
   case MHD_ERR_PIPE_:
     return _ ("The socket is no longer available for sending");
+  case MHD_ERR_TLS_:
+    return _ ("TLS encryption or decryption error");
   default:
     break;   /* Mute compiler warning */
   }
diff --git a/src/microhttpd/connection.h b/src/microhttpd/connection.h
index f7d7b17a..b21029e6 100644
--- a/src/microhttpd/connection.h
+++ b/src/microhttpd/connection.h
@@ -71,6 +71,11 @@
  */
 #define MHD_ERR_PIPE_ (-3080)
 
+/**
+ * General TLS encryption or decryption error
+ */
+#define MHD_ERR_TLS_ (-4097)
+
 
 /**
  * Set callbacks for this connection to those for HTTP.
diff --git a/src/microhttpd/mhd_send.c b/src/microhttpd/mhd_send.c
index 049034c9..a9f2b484 100644
--- a/src/microhttpd/mhd_send.c
+++ b/src/microhttpd/mhd_send.c
@@ -788,8 +788,16 @@ MHD_send_data_ (struct MHD_Connection *connection,
     if (GNUTLS_E_INTERRUPTED == ret)
       return MHD_ERR_AGAIN_;
     if ( (GNUTLS_E_ENCRYPTION_FAILED == ret) ||
-         (GNUTLS_E_INVALID_SESSION == ret) )
-      return MHD_ERR_INVAL_;
+         (GNUTLS_E_INVALID_SESSION == ret) ||
+         (GNUTLS_E_COMPRESSION_FAILED == ret) ||
+         (GNUTLS_E_EXPIRED == ret) ||
+         (GNUTLS_E_HASH_FAILED == ret) )
+      return MHD_ERR_TLS_;
+    if ( (GNUTLS_E_PUSH_ERROR == ret) ||
+         (GNUTLS_E_INTERNAL_ERROR == ret) ||
+         (GNUTLS_E_CRYPTODEV_IOCTL_ERROR == ret) ||
+         (GNUTLS_E_CRYPTODEV_DEVICE_ERROR == ret) )
+      return MHD_ERR_PIPE_;
     if (GNUTLS_E_PREMATURE_TERMINATION == ret)
       return MHD_ERR_CONNRESET_;
     if (GNUTLS_E_MEMORY_ERROR == ret)

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