c skel for interface has been added;

include/ejabbermsg.h

@@ -25,7 +25,7 @@
 #define MAX_DOMAIN_LEN  128
 #define MAX_PASSWORD_LEN  128
 
-struct ejabbermsg {
+struct ejabber_msg {
   int action;
   char user[MAX_USER_LEN];
   char domain[MAX_DOMAIN_LEN];

src/Makefile.am

@@ -11,7 +11,7 @@ AM_CFLAGS = -Wall -g
 
 bin_PROGRAMS = ejabberdauth
 
-ejabberdauth_SOURCES = main.c
+ejabberdauth_SOURCES = main.c eport.c
 
 ejabberdauth_LDADD = $(LIBS) $(OPENSSL_LIBS)
 

src/eport.c

@@ -0,0 +1,40 @@
+/*
+ * ejabberd external authentication program
+ *
+ * (c) Alexander Vdolainen 2013, 2018, 2019, 2021 <alex@vapaa.xyz>
+ *
+ * this is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * this is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.";
+ *
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+
+#include <ejabbermsg.h>
+
+size_t eport_read(FILE *stream, char *buffer, size_t buffer_size)
+{
+  return 0;
+}
+
+size_t eport_write(FILE *stream, char *buffer, size_t buffer_size)
+{
+  return 0;
+}
+
+int eport_ejabberd_msgread(char *buffer, size_t buffer_size,
+                           struct ejabber_msg *m)
+{
+  return 0;
+}