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[taler-challenger] branch master updated: clean up high-level challenger
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From: |
gnunet |
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Subject: |
[taler-challenger] branch master updated: clean up high-level challenger dispatcher |
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Date: |
Thu, 20 Apr 2023 23:59:31 +0200 |
This is an automated email from the git hooks/post-receive script.
grothoff pushed a commit to branch master
in repository challenger.
The following commit(s) were added to refs/heads/master by this push:
new 514c686 clean up high-level challenger dispatcher
514c686 is described below
commit 514c686914b896df996537f24b865d005a8f7b39
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Thu Apr 20 23:59:29 2023 +0200
clean up high-level challenger dispatcher
---
src/challenger/Makefile.am | 1 +
src/challenger/challenger-httpd.c | 171 +++++++++++++++++--------------
src/challenger/challenger-httpd.h | 111 +++++++++-----------
src/challenger/challenger-httpd_config.c | 24 ++---
src/challenger/challenger-httpd_config.h | 8 +-
src/challenger/challenger-httpd_login.c | 36 +++++++
src/challenger/challenger-httpd_login.h | 41 ++++++++
src/challenger/challenger-httpd_mhd.c | 56 +++-------
src/challenger/challenger-httpd_mhd.h | 39 +++----
9 files changed, 257 insertions(+), 230 deletions(-)
diff --git a/src/challenger/Makefile.am b/src/challenger/Makefile.am
index d0c4955..6a2b86f 100644
--- a/src/challenger/Makefile.am
+++ b/src/challenger/Makefile.am
@@ -27,6 +27,7 @@ challenger_admin_LDADD = \
challenger_httpd_SOURCES = \
challenger-httpd.c challenger-httpd.h \
challenger-httpd_config.c challenger-httpd_config.h \
+ challenger-httpd_login.c challenger-httpd_login.h \
challenger-httpd_mhd.c challenger-httpd_mhd.h
challenger_httpd_LDADD = \
$(top_builddir)/src/util/libchallengerutil.la \
diff --git a/src/challenger/challenger-httpd.c
b/src/challenger/challenger-httpd.c
index 61df81f..059c99a 100644
--- a/src/challenger/challenger-httpd.c
+++ b/src/challenger/challenger-httpd.c
@@ -24,6 +24,7 @@
#include <gnunet/gnunet_curl_lib.h>
#include "challenger_util.h"
#include "challenger-httpd.h"
+#include "challenger-httpd_login.h"
#include "challenger-httpd_mhd.h"
#include "challenger_database_lib.h"
#include "challenger-httpd_config.h"
@@ -121,102 +122,116 @@ url_handler (void *cls,
{
static struct CH_RequestHandler handlers[] = {
/* Landing page, tell humans to go away. */
- { "/", MHD_HTTP_METHOD_GET, "text/plain",
- "Hello, I'm challenger. This HTTP server is not for humans.\n", 0,
- &CH_MHD_handler_static_response, MHD_HTTP_OK },
- { "/agpl", MHD_HTTP_METHOD_GET, "text/plain",
- NULL, 0,
- &CH_handler_config, MHD_HTTP_FOUND },
- { "/config", MHD_HTTP_METHOD_GET, "text/json",
- NULL, 0,
- &CH_handler_config, MHD_HTTP_OK },
- {NULL, NULL, NULL, NULL, 0, 0 }
- };
- static struct CH_RequestHandler h404 = {
- "", NULL, "text/html",
- "<html><title>404: not found</title></html>", 0,
- &CH_MHD_handler_static_response, MHD_HTTP_NOT_FOUND
+ {
+ .url = "/",
+ .method = MHD_HTTP_METHOD_GET,
+ .handler = &CH_MHD_handler_root
+ },
+ {
+ .url = "/agpl",
+ .method = MHD_HTTP_METHOD_GET,
+ .handler = &CH_handler_config
+ },
+ {
+ .url = "/config",
+ .method = MHD_HTTP_METHOD_GET,
+ .handler = &CH_handler_config
+ },
+ {
+ .url = "/login",
+ .method = MHD_HTTP_METHOD_GET,
+ .handler = &CH_handler_login
+ },
+ {
+ NULL, NULL, NULL
+ }
};
-
- struct TM_HandlerContext *hc;
- struct GNUNET_AsyncScopeId aid;
- const char *correlation_id = NULL;
+ struct CH_HandlerContext *hc;
(void) cls;
(void) version;
hc = *con_cls;
if (NULL == hc)
{
- GNUNET_async_scope_fresh (&aid);
+ const char *correlation_id;
+ bool found = false;
+
+ hc = GNUNET_new (struct CH_HandlerContext);
+ hc->connection = connection;
+ GNUNET_async_scope_fresh (&hc->async_scope_id);
+ GNUNET_SCHEDULER_begin_async_scope (&hc->async_scope_id);
/* We only read the correlation ID on the first callback for every client
*/
correlation_id = MHD_lookup_connection_value (connection,
MHD_HEADER_KIND,
"Challenger-Correlation-Id");
- if ((NULL != correlation_id) &&
- (GNUNET_YES != GNUNET_CURL_is_valid_scope_id (correlation_id)))
+ if ( (NULL != correlation_id) &&
+ (GNUNET_YES != GNUNET_CURL_is_valid_scope_id (correlation_id)) )
{
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "illegal incoming correlation ID\n");
+ "Illegal incoming correlation ID\n");
correlation_id = NULL;
}
- }
- else
- {
- aid = hc->async_scope_id;
- }
- GNUNET_SCHEDULER_begin_async_scope (&aid);
-
- if (NULL != correlation_id)
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- "Handling request for (%s) URL '%s', correlation_id=%s\n",
- method,
- url,
- correlation_id);
- else
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- "Handling request (%s) for URL '%s'\n",
- method,
- url);
-
- for (unsigned int i = 0; NULL != handlers[i].url; i++)
- {
- struct CH_RequestHandler *rh = &handlers[i];
-
- if (0 == strcmp (url,
- rh->url))
+ if (NULL != correlation_id)
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Handling request for (%s) URL '%s', correlation_id=%s\n",
+ method,
+ url,
+ correlation_id);
+ else
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Handling request (%s) for URL '%s'\n",
+ method,
+ url);
+
+ for (unsigned int i = 0; NULL != handlers[i].url; i++)
{
- if (0 == strcasecmp (method,
- MHD_HTTP_METHOD_OPTIONS))
- {
- return TALER_MHD_reply_cors_preflight (connection);
- }
- if ( (NULL == rh->method) ||
- (0 == strcasecmp (method,
- rh->method)) )
+ struct CH_RequestHandler *rh = &handlers[i];
+
+ if (0 == strcmp (url,
+ rh->url))
{
- MHD_RESULT ret;
-
- ret = rh->handler (rh,
- connection,
- con_cls,
- upload_data,
- upload_data_size);
- hc = *con_cls;
- if (NULL != hc)
+ found = true;
+ if (0 == strcasecmp (method,
+ MHD_HTTP_METHOD_OPTIONS))
+ {
+ return TALER_MHD_reply_cors_preflight (connection);
+ }
+ if ( (NULL == rh->method) ||
+ (0 == strcasecmp (method,
+ rh->method)) )
{
- /* Store the async context ID, so we can restore it if
- * we get another callback for this request. */
- hc->async_scope_id = aid;
+ hc->rh = rh;
+ break;
}
- return ret;
}
}
+ if (NULL == hc->rh)
+ {
+ GNUNET_break_op (0);
+ if (found)
+ {
+ /* TOOD: return which methods are allowed ... */
+ return TALER_MHD_reply_static (hc->connection,
+ MHD_HTTP_METHOD_NOT_ALLOWED,
+ "text/plain",
+ NULL,
+ 0);
+ }
+ return TALER_MHD_reply_static (hc->connection,
+ MHD_HTTP_NOT_FOUND,
+ "text/plain",
+ NULL,
+ 0);
+ }
+ }
+ else
+ {
+ GNUNET_SCHEDULER_begin_async_scope (&hc->async_scope_id);
}
- return CH_MHD_handler_static_response (&h404,
- connection,
- con_cls,
- upload_data,
- upload_data_size);
+ GNUNET_assert (NULL != hc->rh);
+ return hc->rh->handler (hc,
+ upload_data,
+ upload_data_size);
}
@@ -278,16 +293,18 @@ handle_mhd_completion_callback (void *cls,
void **con_cls,
enum MHD_RequestTerminationCode toe)
{
- struct TM_HandlerContext *hc = *con_cls;
+ struct CH_HandlerContext *hc = *con_cls;
(void) cls;
- (void) connection;
if (NULL == hc)
return;
+ GNUNET_assert (hc->connection == connection);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Finished handling request with status %d\n",
(int) toe);
- hc->cc (hc);
+ if (NULL != hc->cc)
+ hc->cc (hc->ctx);
+ GNUNET_free (hc);
*con_cls = NULL;
}
diff --git a/src/challenger/challenger-httpd.h
b/src/challenger/challenger-httpd.h
index cadc443..6578507 100644
--- a/src/challenger/challenger-httpd.h
+++ b/src/challenger/challenger-httpd.h
@@ -27,99 +27,88 @@
#include "challenger_database_lib.h"
#include <gnunet/gnunet_mhd_compat.h>
+
/**
* @brief Struct describing an URL and the handler for it.
*/
-struct CH_RequestHandler
-{
+struct CH_RequestHandler;
- /**
- * URL the handler is for.
- */
- const char *url;
+/**
+ * Signature of a function used to clean up the context
+ * of this handler.
+ *
+ * @param cls closure to clean up.
+ */
+typedef void
+(*CH_ContextCleanup)(void *cls);
- /**
- * Method the handler is for, NULL for "all".
- */
- const char *method;
+
+/**
+ * Each MHD response handler that sets the "connection_cls" to a
+ * non-NULL value must use a struct that has this struct as its first
+ * member. This struct contains a single callback, which will be
+ * invoked to clean up the memory when the connection is completed.
+ */
+struct CH_HandlerContext
+{
/**
- * Mime type to use in reply (hint, can be NULL).
+ * Function to execute the handler-specific cleanup of the
+ * (typically larger) context.
*/
- const char *mime_type;
+ CH_ContextCleanup cc;
/**
- * Raw data for the @e handler
+ * Handler-specific context, will be passed to @e cc
+ * upon completion.
*/
- const void *data;
+ void *ctx;
/**
- * Number of bytes in @e data, 0 for 0-terminated.
+ * Connection being processed.
*/
- size_t data_size;
+ struct MHD_Connection *connection;
/**
- * Function to call to handle the request.
- *
- * @param rh this struct
- * @param mime_type the @e mime_type for the reply (hint, can be NULL)
- * @param connection the MHD connection to handle
- * @param[in,out] connection_cls the connection's closure (can be updated)
- * @param upload_data upload data
- * @param[in,out] upload_data_size number of bytes (left) in @a upload_data
- * @return MHD result code
+ * Request handler for this request.
*/
- MHD_RESULT (*handler)(struct CH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
- const char *upload_data,
- size_t *upload_data_size);
+ const struct CH_RequestHandler *rh;
/**
- * Default response code.
+ * Asynchronous request context id.
*/
- unsigned int response_code;
+ struct GNUNET_AsyncScopeId async_scope_id;
};
/**
- * Each MHD response handler that sets the "connection_cls" to a
- * non-NULL value must use a struct that has this struct as its first
- * member. This struct contains a single callback, which will be
- * invoked to clean up the memory when the contection is completed.
- */
-struct TM_HandlerContext;
-
-/**
- * Signature of a function used to clean up the context
- * we keep in the "connection_cls" of MHD when handling
- * a request.
- *
- * @param hc header of the context to clean up.
- */
-typedef void
-(*TM_ContextCleanup)(struct TM_HandlerContext *hc);
-
-
-/**
- * Each MHD response handler that sets the "connection_cls" to a
- * non-NULL value must use a struct that has this struct as its first
- * member. This struct contains a single callback, which will be
- * invoked to clean up the memory when the connection is completed.
+ * @brief Struct describing an URL and the handler for it.
*/
-struct TM_HandlerContext
+struct CH_RequestHandler
{
/**
- * Function to execute the handler-specific cleanup of the
- * (typically larger) context.
+ * URL the handler is for.
*/
- TM_ContextCleanup cc;
+ const char *url;
/**
- * Asynchronous request context id.
+ * Method the handler is for, NULL for "all".
*/
- struct GNUNET_AsyncScopeId async_scope_id;
+ const char *method;
+
+ /**
+ * Function to call to handle the request.
+ *
+ * @param hc handler context
+ * @param upload_data upload data
+ * @param[in,out] upload_data_size number of bytes (left) in @a upload_data
+ * @return MHD result code
+ */
+ MHD_RESULT (*handler)(struct CH_HandlerContext *hc,
+ const char *upload_data,
+ size_t *upload_data_size);
+
};
diff --git a/src/challenger/challenger-httpd_config.c
b/src/challenger/challenger-httpd_config.c
index f17627f..ec71df7 100644
--- a/src/challenger/challenger-httpd_config.c
+++ b/src/challenger/challenger-httpd_config.c
@@ -1,6 +1,6 @@
/*
This file is part of Challenger
- Copyright (C) 2020 Taler Systems SA
+ Copyright (C) 2023 Taler Systems SA
Challenger is free software; you can redistribute it and/or modify it under
the
terms of the GNU Lesser General Public License as published by the Free
Software
@@ -27,30 +27,18 @@
* Protocol version history:
*
* 0: original design
- * 1: adds ?fresh=y to POST backup operation to force fresh contract
- * to be created
*/
-/**
- * Manages a /config call.
- *
- * @param rh context of the handler
- * @param connection the MHD connection to handle
- * @param[in,out] connection_cls the connection's closure (can be updated)
- * @param upload_data upload data
- * @param[in,out] upload_data_size number of bytes (left) in @a upload_data
- * @param mi merchant backend instance, never NULL
- * @return MHD result code
- */
+
MHD_RESULT
-CH_handler_config (struct CH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
+CH_handler_config (struct CH_HandlerContext *hc,
const char *upload_data,
size_t *upload_data_size)
{
+ (void) upload_data;
+ (void) upload_data_size;
return TALER_MHD_REPLY_JSON_PACK (
- connection,
+ hc->connection,
MHD_HTTP_OK,
GNUNET_JSON_pack_string ("name",
"challenger"),
diff --git a/src/challenger/challenger-httpd_config.h
b/src/challenger/challenger-httpd_config.h
index d448af0..5c33a67 100644
--- a/src/challenger/challenger-httpd_config.h
+++ b/src/challenger/challenger-httpd_config.h
@@ -26,17 +26,13 @@
/**
* Manages a /config call.
*
- * @param rh context of the handler
- * @param connection the MHD connection to handle
- * @param[in,out] connection_cls the connection's closure (can be updated)
+ * @param[in,out] hc context of the connection
* @param upload_data upload data
* @param[in,out] upload_data_size number of bytes (left) in @a upload_data
* @return MHD result code
*/
MHD_RESULT
-CH_handler_config (struct CH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
+CH_handler_config (struct CH_HandlerContext *hc,
const char *upload_data,
size_t *upload_data_size);
diff --git a/src/challenger/challenger-httpd_login.c
b/src/challenger/challenger-httpd_login.c
new file mode 100644
index 0000000..cf394f3
--- /dev/null
+++ b/src/challenger/challenger-httpd_login.c
@@ -0,0 +1,36 @@
+/*
+ This file is part of Challenger
+ Copyright (C) 2023 Taler Systems SA
+
+ Challenger is free software; you can redistribute it and/or modify it under
the
+ terms of the GNU Affero General Public License as published by the Free
Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ Challenger 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 Affero General Public License for more
details.
+
+ You should have received a copy of the GNU Affero General Public License
along with
+ Challenger; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file challenger-httpd_login.c
+ * @brief functions to handle incoming requests for logins
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "challenger-httpd.h"
+#include <gnunet/gnunet_util_lib.h>
+#include "challenger-httpd_login.h"
+
+
+MHD_RESULT
+CH_handler_login (struct CH_HandlerContext *hc,
+ const char *upload_data,
+ size_t *upload_data_size)
+{
+ return TALER_MHD_reply_with_error (hc->connection,
+ MHD_HTTP_INTERNAL_SERVER_ERROR,
+
TALER_EC_GENERIC_INTERNAL_INVARIANT_FAILURE,
+ NULL);
+}
diff --git a/src/challenger/challenger-httpd_login.h
b/src/challenger/challenger-httpd_login.h
new file mode 100644
index 0000000..6201bc7
--- /dev/null
+++ b/src/challenger/challenger-httpd_login.h
@@ -0,0 +1,41 @@
+/*
+ This file is part of TALER
+ Copyright (C) 2023 Taler Systems SA
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU Affero General Public License as published by the Free
Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER 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 Affero General Public License for more
details.
+
+ You should have received a copy of the GNU Affero General Public License
along with
+ TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file challenger-httpd_policy.h
+ * @brief functions to handle incoming requests on /login
+ * @author Christian Grothoff
+ */
+#ifndef CHALLENGER_HTTPD_LOGIN_H
+#define CHALLENGER_HTTPD_LOGIN_H
+
+#include <microhttpd.h>
+
+
+/**
+ * Handle request on @a connection for /login.
+ *
+ * @param hc context of the connection
+ * @param upload_data upload data, if any
+ * @param[in,out] upload_data_size remaining data in @a upload_data, to be
updated
+ * @return MHD result code
+ */
+MHD_RESULT
+CH_handler_login (struct CH_HandlerContext *hc,
+ const char *upload_data,
+ size_t *upload_data_size);
+
+
+#endif
diff --git a/src/challenger/challenger-httpd_mhd.c
b/src/challenger/challenger-httpd_mhd.c
index 9827111..f870132 100644
--- a/src/challenger/challenger-httpd_mhd.c
+++ b/src/challenger/challenger-httpd_mhd.c
@@ -16,8 +16,6 @@
/**
* @file challenger-httpd_mhd.c
* @brief helpers for MHD interaction
- * @author Florian Dold
- * @author Benedikt Mueller
* @author Christian Grothoff
*/
#include "platform.h"
@@ -25,60 +23,32 @@
#include "challenger-httpd_mhd.h"
-/**
- * Function to call to handle the request by sending
- * back static data from the @a rh.
- *
- * @param rh context of the handler
- * @param connection the MHD connection to handle
- * @param[in,out] connection_cls the connection's closure (can be updated)
- * @param upload_data upload data
- * @param[in,out] upload_data_size number of bytes (left) in @a upload_data
- * @return MHD result code
- */
MHD_RESULT
-CH_MHD_handler_static_response (struct CH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
- const char *upload_data,
- size_t *upload_data_size)
+CH_MHD_handler_root (struct CH_HandlerContext *hc,
+ const char *upload_data,
+ size_t *upload_data_size)
{
- (void) connection_cls;
+ const char *msg =
+ "Hello, I'm challenger. This HTTP server is not for humans.\n";
+
(void) upload_data;
(void) upload_data_size;
- if (0 == rh->data_size)
- rh->data_size = strlen ((const char *) rh->data);
- return TALER_MHD_reply_static (connection,
- rh->response_code,
- rh->mime_type,
- (void *) rh->data,
- rh->data_size);
+ return TALER_MHD_reply_static (hc->connection,
+ MHD_HTTP_OK,
+ "text/plain",
+ msg,
+ strlen (msg));
}
-/**
- * Function to call to handle the request by sending
- * back a redirect to the AGPL source code.
- *
- * @param rh context of the handler
- * @param connection the MHD connection to handle
- * @param[in,out] connection_cls the connection's closure (can be updated)
- * @param upload_data upload data
- * @param[in,out] upload_data_size number of bytes (left) in @a upload_data
- * @return MHD result code
- */
MHD_RESULT
-CH_MHD_handler_agpl_redirect (struct CH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
+CH_MHD_handler_agpl_redirect (struct CH_HandlerContext *hc,
const char *upload_data,
size_t *upload_data_size)
{
- (void) rh;
- (void) connection_cls;
(void) upload_data;
(void) upload_data_size;
- return TALER_MHD_reply_agpl (connection,
+ return TALER_MHD_reply_agpl (hc->connection,
"https://git.taler.net/challenger.git";);
}
diff --git a/src/challenger/challenger-httpd_mhd.h
b/src/challenger/challenger-httpd_mhd.h
index a997a0e..de91e37 100644
--- a/src/challenger/challenger-httpd_mhd.h
+++ b/src/challenger/challenger-httpd_mhd.h
@@ -1,17 +1,17 @@
/*
- This file is part of TALER
- Copyright (C) 2014, 2015 GNUnet e.V. and INRIA
+ This file is part of Challenger
+ Copyright (C) 2023 Taler Systems SA
- TALER is free software; you can redistribute it and/or modify it under the
+ Challenger is free software; you can redistribute it and/or modify it under
the
terms of the GNU Affero General Public License as published by the Free
Software
Foundation; either version 3, or (at your option) any later version.
- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ Challenger 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 Affero General Public License for more
details.
You should have received a copy of the GNU Affero General Public License
along with
- TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
+ Challenger; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
@@ -21,49 +21,38 @@
* @author Benedikt Mueller
* @author Christian Grothoff
*/
-#ifndef challenger_HTTPD_MHD_H
-#define challenger_HTTPD_MHD_H
+#ifndef CHALLENGER_HTTPD_MHD_H
+#define CHALLENGER_HTTPD_MHD_H
#include <gnunet/gnunet_util_lib.h>
#include <microhttpd.h>
#include "challenger-httpd.h"
/**
- * Function to call to handle the request by sending
- * back static data from the @a rh.
+ * Function to call to for "/" requests.
*
- * @param rh context of the handler
- * @param connection the MHD connection to handle
- * @param[in,out] connection_cls the connection's closure (can be updated)
- * @param upload_data upload data
+ * @param[in,out] hc handler context
* @param[in,out] upload_data_size number of bytes (left) in @a upload_data
* @param mi merchant backend instance, NULL is allowed in this case!
* @return MHD result code
*/
MHD_RESULT
-CH_MHD_handler_static_response (struct CH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
- const char *upload_data,
- size_t *upload_data_size);
+CH_MHD_handler_root (struct CH_HandlerContext *hc,
+ const char *upload_data,
+ size_t *upload_data_size);
/**
* Function to call to handle the request by sending
* back a redirect to the AGPL source code.
*
- * @param rh context of the handler
- * @param connection the MHD connection to handle
- * @param[in,out] connection_cls the connection's closure (can be updated)
+ * @param hc handler context
* @param upload_data upload data
* @param[in,out] upload_data_size number of bytes (left) in @a upload_data
- * @param mi merchant backend instance, never NULL
* @return MHD result code
*/
MHD_RESULT
-CH_MHD_handler_agpl_redirect (struct CH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
+CH_MHD_handler_agpl_redirect (struct CH_HandlerContext *hc,
const char *upload_data,
size_t *upload_data_size);
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