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-rw-r--r--src/sbearssl/sbearssl_send_environment.c13
-rw-r--r--src/stls/stls_send_environment.c15
2 files changed, 20 insertions, 8 deletions
diff --git a/src/sbearssl/sbearssl_send_environment.c b/src/sbearssl/sbearssl_send_environment.c
index 2439351..bb0fb35 100644
--- a/src/sbearssl/sbearssl_send_environment.c
+++ b/src/sbearssl/sbearssl_send_environment.c
@@ -12,6 +12,7 @@ int sbearssl_send_environment (br_ssl_engine_context *ctx, int fd)
char buf[4096] ;
buffer b = BUFFER_INIT(&buffer_write, fd, buf, 4096) ;
unsigned int v = br_ssl_engine_get_version(ctx) ;
+ char const *name = br_ssl_engine_get_server_name(ctx) ;
char const *suite ;
br_ssl_session_parameters params ;
@@ -26,9 +27,15 @@ int sbearssl_send_environment (br_ssl_engine_context *ctx, int fd)
|| buffer_puts(&b, "SSL_CIPHER=") < 0
|| buffer_puts(&b, suite) < 0
|| buffer_put(&b, "", 1) < 0
- || buffer_puts(&b, "SSL_TLS_SNI_SERVERNAME=") < 0
- || buffer_puts(&b, br_ssl_engine_get_server_name(ctx)) < 0
- || buffer_putflush(&b, "\0", 2) < 0)
+ || buffer_puts(&b, "SSL_TLS_SNI_SERVERNAME") < 0)
+ return 0 ;
+ if (name[0])
+ {
+ if (buffer_put(&b, "=", 1) < 0
+ || buffer_puts(&b, name) < 0)
+ return 0 ;
+ }
+ if (buffer_putflush(&b, "\0", 2) < 0)
return 0 ;
return 1 ;
}
diff --git a/src/stls/stls_send_environment.c b/src/stls/stls_send_environment.c
index af0eeb6..c7cb9c7 100644
--- a/src/stls/stls_send_environment.c
+++ b/src/stls/stls_send_environment.c
@@ -11,18 +11,23 @@
int stls_send_environment (struct tls *ctx, int fd)
{
- char const *servername = tls_conn_servername(ctx) ;
+ char const *name = tls_conn_servername(ctx) ;
char buf[4096] ;
buffer b = BUFFER_INIT(&buffer_write, fd, buf, 4096) ;
- if (!servername) servername = "" ;
if (buffer_puts(&b, "SSL_PROTOCOL=") < 0
|| buffer_puts(&b, tls_conn_version(ctx)) < 0
|| buffer_put(&b, "", 1) < 0
|| buffer_puts(&b, "SSL_CIPHER=") < 0
|| buffer_puts(&b, tls_conn_cipher(ctx)) < 0
|| buffer_put(&b, "", 1) < 0
- || buffer_puts(&b, "SSL_TLS_SNI_SERVERNAME=") < 0
- || buffer_puts(&b, servername) < 0
- || buffer_putflush(&b, "\0", 2) < 0) return 0 ;
+ || buffer_puts(&b, "SSL_TLS_SNI_SERVERNAME") < 0)
+ return 0 ;
+ if (name && name[0])
+ {
+ if (buffer_put(&b, "=", 1) < 0
+ || buffer_puts(&b, name) < 0)
+ return 0 ;
+ }
+ if (buffer_putflush(&b, "\0", 2) < 0) return 0 ;
return 1 ;
}