httpd: use register_commands()

Updates httpd_start() to use register_commands() for 'readform' and
'writeform' commands.  Adds server/httpd.h to export the new signatures
for this function (and httpd_stop), which allows removing the obsoleted
declarations inside openocd.c.

src/openocd.c

@@ -41,6 +41,7 @@
 #include "telnet_server.h"
 #include "gdb_server.h"
 #include "tcl_server.h"
+#include "httpd.h"
 
 #ifdef HAVE_STRINGS_H
 #include <strings.h>
@@ -216,10 +217,6 @@ struct command_context *setup_command_handler(void)
 	return cmd_ctx;
 }
 
-int httpd_start(void);
-void httpd_stop(void);
-
-
 #if !BUILD_HTTPD && !BUILD_ECOSBOARD
 /* implementations of OpenOCD that uses multithreading needs to know when
  * OpenOCD is sleeping. No-op in vanilla OpenOCD
@@ -269,7 +266,7 @@ int openocd_main(int argc, char *argv[])
 		return EXIT_FAILURE;
 
 #if BUILD_HTTPD
-	if (httpd_start() != ERROR_OK)
+	if (httpd_start(cmd_ctx) != ERROR_OK)
 		return EXIT_FAILURE;
 #endif
 

src/server/Makefile.am

@@ -14,6 +14,7 @@ libserver_la_SOURCES = server.c telnet_server.c gdb_server.c
 if HTTPD
 libserver_la_SOURCES += httpd.c
 endif
+noinst_HEADERS += httpd.h
 
 libserver_la_CFLAGS =
 if IS_MINGW

src/server/httpd.c

@@ -460,7 +460,25 @@ static int ahc_echo(void * cls, struct MHD_Connection * connection,
 
 static struct MHD_Daemon * d;
 
-int httpd_start(void)
+static const struct command_registration httpd_command_handlers[] = {
+	{
+		.name = "formfetch",
+		.jim_handler = &httpd_Jim_Command_formfetch,
+		.mode = COMMAND_EXEC,
+		.usage = "<parameter_name>",
+		.help = "Reads a posted form value.",
+	},
+	{
+		.name = "writeform",
+		.jim_handler = &httpd_Jim_Command_writeform,
+		.mode = COMMAND_EXEC,
+		.usage = "<parameter_name> <file>",
+		.help = "Writes a form value to a file.",
+	},
+	COMMAND_REGISTRATION_DONE
+};
+
+int httpd_start(struct command_context *cmd_ctx)
 {
 	pthread_mutexattr_t attr;
 	pthread_mutexattr_init(&attr);
@@ -475,20 +493,7 @@ int httpd_start(void)
 	if (d == NULL)
 		return ERROR_FAIL;
 
-	Jim_CreateCommand(interp,
+	return register_commands(cmd_ctx, NULL, httpd_command_handlers);
-						  "formfetch",
-						  httpd_Jim_Command_formfetch,
-						  NULL,
-						  NULL);
-
-    Jim_CreateCommand(interp,
-                      "writeform",
-                      httpd_Jim_Command_writeform,
-                      NULL,
-                      NULL);
-
-
-	return ERROR_OK;
 }
 
 void httpd_stop(void)

src/server/httpd.h

@@ -0,0 +1,28 @@
+/***************************************************************************
+ *   Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net>             *
+ *                                                                         *
+ *   This program 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 program 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, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+#ifndef OPENOCD_SERVER_HTTPD_H
+#define OPENOCD_SERVER_HTTPD_H
+
+struct command_context;
+
+int httpd_start(struct command_context *cmd_ctx);
+void httpd_stop(void);
+
+#endif // OPENOCD_SERVER_HTTPD_H