diff options
Diffstat (limited to 'src/mint-lib/mint_api_wire_deposits.c')
| -rw-r--r-- | src/mint-lib/mint_api_wire_deposits.c | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/src/mint-lib/mint_api_wire_deposits.c b/src/mint-lib/mint_api_wire_deposits.c deleted file mode 100644 index f71c5b696..000000000 --- a/src/mint-lib/mint_api_wire_deposits.c +++ /dev/null @@ -1,284 +0,0 @@ -/* - This file is part of TALER - Copyright (C) 2014, 2015, 2016 GNUnet e.V. - - TALER 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 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, If not, see - <http://www.gnu.org/licenses/> -*/ -/** - * @file mint-lib/mint_api_wire_deposits.c - * @brief Implementation of the /wire/deposits request of the mint's HTTP API - * @author Christian Grothoff - */ -#include "platform.h" -#include <curl/curl.h> -#include <jansson.h> -#include <microhttpd.h> /* just for HTTP status codes */ -#include <gnunet/gnunet_util_lib.h> -#include "taler_mint_service.h" -#include "mint_api_common.h" -#include "mint_api_json.h" -#include "mint_api_context.h" -#include "mint_api_handle.h" -#include "taler_signatures.h" - - -/** - * @brief A /wire/deposits Handle - */ -struct TALER_MINT_WireDepositsHandle -{ - - /** - * The connection to mint this request handle will use - */ - struct TALER_MINT_Handle *mint; - - /** - * The url for this request. - */ - char *url; - - /** - * Handle for the request. - */ - struct MAC_Job *job; - - /** - * Function to call with the result. - */ - TALER_MINT_WireDepositsCallback cb; - - /** - * Closure for @a cb. - */ - void *cb_cls; - - /** - * Download buffer - */ - struct MAC_DownloadBuffer db; - -}; - - -/** - * Function called when we're done processing the - * HTTP /wire/deposits request. - * - * @param cls the `struct TALER_MINT_WireDepositsHandle` - * @param eh the curl request handle - */ -static void -handle_wire_deposits_finished (void *cls, - CURL *eh) -{ - struct TALER_MINT_WireDepositsHandle *wdh = cls; - long response_code; - json_t *json; - - wdh->job = NULL; - json = MAC_download_get_result (&wdh->db, - eh, - &response_code); - switch (response_code) - { - case 0: - break; - case MHD_HTTP_OK: - { - json_t *details_j; - struct GNUNET_HashCode h_wire; - struct TALER_Amount total_amount; - struct TALER_MerchantPublicKeyP merchant_pub; - unsigned int num_details; - struct MAJ_Specification spec[] = { - MAJ_spec_fixed_auto ("H_wire", &h_wire), - MAJ_spec_fixed_auto ("merchant_pub", &merchant_pub), - MAJ_spec_amount ("total_amount", &total_amount), - MAJ_spec_json ("details", &details_j), - MAJ_spec_end - }; - - if (GNUNET_OK != - MAJ_parse_json (json, - spec)) - { - GNUNET_break_op (0); - response_code = 0; - break; - } - num_details = json_array_size (details_j); - { - struct TALER_WireDepositDetails details[num_details]; - unsigned int i; - - for (i=0;i<num_details;i++) - { - struct TALER_WireDepositDetails *detail = &details[i]; - struct json_t *detail_j = json_array_get (details_j, i); - struct MAJ_Specification spec_detail[] = { - MAJ_spec_fixed_auto ("H_contract", &detail->h_contract), - MAJ_spec_amount ("deposit_value", &detail->coin_value), - MAJ_spec_amount ("deposit_fee", &detail->coin_fee), - MAJ_spec_uint64 ("transaction_id", &detail->transaction_id), - MAJ_spec_fixed_auto ("coin_pub", &detail->coin_pub), - MAJ_spec_end - }; - - if (GNUNET_OK != - MAJ_parse_json (detail_j, - spec_detail)) - { - GNUNET_break_op (0); - response_code = 0; - break; - } - } - if (0 == response_code) - break; - wdh->cb (wdh->cb_cls, - response_code, - json, - &h_wire, - &total_amount, - num_details, - details); - json_decref (json); - TALER_MINT_wire_deposits_cancel (wdh); - return; - } - } - break; - case MHD_HTTP_BAD_REQUEST: - /* This should never happen, either us or the mint is buggy - (or API version conflict); just pass JSON reply to the application */ - break; - case MHD_HTTP_UNAUTHORIZED: - /* Nothing really to verify, mint says one of the signatures is - invalid; as we checked them, this should never happen, we - should pass the JSON reply to the application */ - break; - case MHD_HTTP_NOT_FOUND: - /* Mint does not know about transaction; - we should pass the reply to the application */ - break; - case MHD_HTTP_INTERNAL_SERVER_ERROR: - /* Server had an internal issue; we should retry, but this API - leaves this to the application */ - break; - default: - /* unexpected response code */ - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Unexpected response code %u\n", - response_code); - GNUNET_break (0); - response_code = 0; - break; - } - wdh->cb (wdh->cb_cls, - response_code, - json, - NULL, NULL, 0, NULL); - json_decref (json); - TALER_MINT_wire_deposits_cancel (wdh); -} - - -/** - * Query the mint about which transactions were combined - * to create a wire transfer. - * - * @param mint mint to query - * @param wtid raw wire transfer identifier to get information about - * @param cb callback to call - * @param cb_cls closure for @a cb - * @return handle to cancel operation - */ -struct TALER_MINT_WireDepositsHandle * -TALER_MINT_wire_deposits (struct TALER_MINT_Handle *mint, - const struct TALER_WireTransferIdentifierRawP *wtid, - TALER_MINT_WireDepositsCallback cb, - void *cb_cls) -{ - struct TALER_MINT_WireDepositsHandle *wdh; - struct TALER_MINT_Context *ctx; - char *buf; - char *path; - CURL *eh; - - if (GNUNET_YES != - MAH_handle_is_ready (mint)) - { - GNUNET_break (0); - return NULL; - } - - wdh = GNUNET_new (struct TALER_MINT_WireDepositsHandle); - wdh->mint = mint; - wdh->cb = cb; - wdh->cb_cls = cb_cls; - - buf = GNUNET_STRINGS_data_to_string_alloc (wtid, - sizeof (struct TALER_WireTransferIdentifierRawP)); - GNUNET_asprintf (&path, - "/wire/deposits?wtid=%s", - buf); - wdh->url = MAH_path_to_url (wdh->mint, - path); - GNUNET_free (buf); - GNUNET_free (path); - - eh = curl_easy_init (); - GNUNET_assert (CURLE_OK == - curl_easy_setopt (eh, - CURLOPT_URL, - wdh->url)); - GNUNET_assert (CURLE_OK == - curl_easy_setopt (eh, - CURLOPT_WRITEFUNCTION, - &MAC_download_cb)); - GNUNET_assert (CURLE_OK == - curl_easy_setopt (eh, - CURLOPT_WRITEDATA, - &wdh->db)); - ctx = MAH_handle_to_context (mint); - wdh->job = MAC_job_add (ctx, - eh, - GNUNET_YES, - &handle_wire_deposits_finished, - wdh); - return wdh; -} - - -/** - * Cancel wire deposits request. This function cannot be used on a request - * handle if a response is already served for it. - * - * @param wdh the wire deposits request handle - */ -void -TALER_MINT_wire_deposits_cancel (struct TALER_MINT_WireDepositsHandle *wdh) -{ - if (NULL != wdh->job) - { - MAC_job_cancel (wdh->job); - wdh->job = NULL; - } - GNUNET_free_non_null (wdh->db.buf); - GNUNET_free (wdh->url); - GNUNET_free (wdh); -} - - -/* end of mint_api_wire_deposits.c */ |