summaryrefslogtreecommitdiff
path: root/src/backend/taler-merchant-httpd_map.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/backend/taler-merchant-httpd_map.c')
-rw-r--r--src/backend/taler-merchant-httpd_map.c241
1 files changed, 0 insertions, 241 deletions
diff --git a/src/backend/taler-merchant-httpd_map.c b/src/backend/taler-merchant-httpd_map.c
deleted file mode 100644
index 8eb9d80e..00000000
--- a/src/backend/taler-merchant-httpd_map.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/*
- This file is part of TALER
- (C) 2014, 2015, 2016 INRIA
-
- 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 General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
-*/
-/**
- * @file backend/taler-merchant-httpd_map.c
- * @brief Provides the frontend the mean to store plain contracts in database
- * @author Marcello Stanisci
- */
-#include "platform.h"
-#include <jansson.h>
-#include <taler/taler_signatures.h>
-#include <taler/taler_json_lib.h>
-#include "taler-merchant-httpd.h"
-#include "taler-merchant-httpd_responses.h"
-#include "taler-merchant-httpd_parsing.h"
-
-/**
- * Information we keep for individual calls
- * to requests that parse JSON, but keep no other state.
- */
-struct TMH_JsonParseContext
-{
-
- /**
- * This field MUST be first.
- * FIXME: Explain why!
- */
- struct TM_HandlerContext hc;
-
- /**
- * Placeholder for #TMH_PARSE_post_json() to keep its internal state.
- */
- void *json_parse_context;
-};
-
-/**
- * Custom cleanup routine for a `struct TMH_JsonParseContext`.
- *
- * @param hc the `struct TMH_JsonParseContext` to clean up.
- */
-static void
-json_parse_cleanup (struct TM_HandlerContext *hc)
-{
- struct TMH_JsonParseContext *jpc = (struct TMH_JsonParseContext *) hc;
-
- TMH_PARSE_post_cleanup_callback (jpc->json_parse_context);
- GNUNET_free (jpc);
-}
-
-
-/**
- * Manage a /map/in request. Store in db a plain text contract
- * and its hashcode.
- *
- * @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
- */
-int
-MH_handler_map_in (struct TMH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
- const char *upload_data,
- size_t *upload_data_size)
-{
-
- int res;
- json_t *root;
- json_t *contract;
- struct GNUNET_HashCode h_contract;
- struct GNUNET_HashCode tmp;
- struct TMH_JsonParseContext *ctx;
- struct MHD_Response *response;
-
-/* Fetch body */
-
- struct GNUNET_JSON_Specification spec[] = {
- GNUNET_JSON_spec_json ("contract", &contract),
- GNUNET_JSON_spec_fixed_auto ("h_contract", &h_contract),
- GNUNET_JSON_spec_end ()
- };
-
- if (NULL == *connection_cls)
- {
- ctx = GNUNET_new (struct TMH_JsonParseContext);
- ctx->hc.cc = &json_parse_cleanup;
- *connection_cls = ctx;
- }
- else
- {
- ctx = *connection_cls;
- }
-
- res = TMH_PARSE_post_json (connection,
- &ctx->json_parse_context,
- upload_data,
- upload_data_size,
- &root);
- if (GNUNET_SYSERR == res)
- return MHD_NO;
- /* the POST's body has to be further fetched */
- if ((GNUNET_NO == res) || (NULL == root))
- return MHD_YES;
-
- res = TMH_PARSE_json_data (connection,
- root,
- spec);
- if (GNUNET_NO == res)
- {
- json_decref (root);
- return MHD_YES;
- }
- if (GNUNET_SYSERR == res)
- {
- json_decref (root);
- return TMH_RESPONSE_reply_internal_error (connection,
- TALER_EC_NONE,
- "Impossible to parse JSON");
- }
-
- /* Sanity checks */
- if (GNUNET_SYSERR ==
- TALER_JSON_hash (contract,
- &tmp))
- return TMH_RESPONSE_reply_invalid_json (connection);
-
- /**
- * Check hashes match. This check does NOT detect invalid
- * contracts though.
- */
-
- if (0 != memcmp (&tmp,
- &h_contract,
- sizeof (struct GNUNET_HashCode)))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- "'h_contract' does not match 'contract'\n");
- return TMH_RESPONSE_reply_json_pack
- (connection,
- MHD_HTTP_UNPROCESSABLE_ENTITY,
- "{s:I, s:s}",
- "code", (json_int_t) TALER_EC_MAP_IN_UNMATCHED_HASH,
- "error", "field 'h_contract' is not hash of 'contract'");
- }
-
- /* Store body */
- if (GNUNET_OK != db->store_map (db->cls,
- &h_contract,
- contract))
- {
- return TMH_RESPONSE_reply_internal_error (connection,
- TALER_EC_MAP_IN_STORE_DB_ERROR,
- "Could not store data into db");
- }
-
- response = MHD_create_response_from_buffer (0, NULL, MHD_RESPMEM_PERSISTENT);
- return MHD_queue_response (connection, MHD_HTTP_OK, response);
-
-}
-
-
-/**
- * Manage a /map/out request. Query the db and returns a plain
- * text contract associated with the hashcode given as input
- *
- * @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
- */
-int
-MH_handler_map_out (struct TMH_RequestHandler *rh,
- struct MHD_Connection *connection,
- void **connection_cls,
- const char *upload_data,
- size_t *upload_data_size)
-{
- const char *h_contract_enc;
- struct GNUNET_HashCode h_contract;
- int res;
- json_t *contract;
-
- h_contract_enc = MHD_lookup_connection_value (connection,
- MHD_GET_ARGUMENT_KIND,
- "h_contract");
- if (NULL == h_contract_enc)
- return TMH_RESPONSE_reply_arg_missing (connection,
- TALER_EC_PARAMETER_MISSING,
- "h_contract");
-
- if (GNUNET_OK != GNUNET_STRINGS_string_to_data (h_contract_enc,
- strlen (h_contract_enc),
- &h_contract,
- sizeof (h_contract)))
- {
- GNUNET_break_op (0);
- return TMH_RESPONSE_reply_bad_request (connection,
- TALER_EC_PARAMETER_MALFORMED,
- "Could not decode hashcode into binary form");
- }
-
- res = db->find_contract (db->cls,
- &contract,
- &h_contract);
-
- if (GNUNET_SYSERR == res)
- {
- return TMH_RESPONSE_reply_internal_error (connection,
- TALER_EC_MAP_OUT_GET_FROM_DB_ERROR,
- "Could not retrieve data from db");
- }
-
- if (GNUNET_NO == res)
- {
- return TMH_RESPONSE_reply_not_found (connection,
- TALER_EC_MAP_OUT_CONTRACT_UNKNOWN,
- "contract");
- }
-
- return TMH_RESPONSE_reply_json (connection,
- contract,
- MHD_HTTP_OK);
-}
-/* end of taler-merchant-httpd_history.c */
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 20:36:41 +0000