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fix memory leak and style issues

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This commit is contained in:
Christian Grothoff 2019-09-15 10:54:10 +02:00
parent fc19601efc
commit 8843d60e68
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GPG Key ID: 939E6BE1E29FC3CC
4 changed files with 63 additions and 86 deletions
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60
src/exchange-tools/taler-wire.c
View File

@ -1,6 +1,6 @@
/*
This file is part of TALER
Copyright (C) 2014-2018 Taler Systems SA
Copyright (C) 2014--2019 Taler Systems SA
TALER is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as
@ -29,62 +29,67 @@
#include "taler_wire_lib.h"
/**
* If set to GNUNET_YES, then we'll ask the bank for a list
* If set to #GNUNET_YES, then we'll ask the bank for a list
* of transactions from the account mentioned in the config
* section.
*/
int history;
static int history;
/**
* If set to GNUNET_YES, then we'll ask the bank to execute a
* wire transfer.
*/
int transfer;
static int transfer;
/**
* Name of the wire plugin to use with the bank.
*/
char *plugin_name;
static char *plugin_name;
/**
* Global return code.
*/
unsigned int global_ret = 1;
static unsigned int global_ret = 1;
/**
* When a wire transfer is being performed, this value
* specifies the amount to wire-transfer. It's given in
* the usual CURRENCY:X[.Y] format.
*/
char *amount;
static char *amount;
/**
* Base32 encoding of a transaction ID. When asking the
* bank for a transaction history, all the results will
* have a transaction ID settled *after* this one.
*/
char *since_when;
static char *since_when;
/**
* Which config section has the credentials to access the bank.
*/
char *account_section;
static char *account_section;
/**
* URL identifying the account that is going to receive the
* wire transfer.
*/
char *destination_account_url;
static char *destination_account_url;
/**
* Handle for the wire transfer preparation task.
*/
struct TALER_WIRE_PrepareHandle *ph;
static struct TALER_WIRE_PrepareHandle *ph;
/**
* Wire plugin handle.
*/
struct TALER_WIRE_Plugin *plugin_handle;
static struct TALER_WIRE_Plugin *plugin_handle;
/**
* Handle to ongoing history operation.
*/
static struct TALER_WIRE_HistoryHandle *hh;
/**
@ -274,15 +279,14 @@ execute_history ()
bin_len));
}
if (NULL == plugin_handle->get_history
(plugin_handle->cls,
if (NULL == (hh = plugin_handle->get_history (plugin_handle->cls,
account_section,
TALER_BANK_DIRECTION_BOTH,
since_when_bin,
bin_len,
-10,
history_cb,
NULL))
&history_cb,
NULL)))
{
fprintf (stderr,
"Could not request the transaction history.\n");
@ -297,9 +301,21 @@ execute_history ()
*
* @param cls closure.
*/
void
static void
do_shutdown (void *cls)
{
if (NULL != hh)
{
plugin_handle->get_history_cancel (plugin_handle->cls,
hh);
hh = NULL;
}
if (NULL != ph)
{
plugin_handle->prepare_wire_transfer_cancel (plugin_handle->cls,
ph);
ph = NULL;
}
TALER_WIRE_plugin_unload (plugin_handle);
}
@ -377,8 +393,7 @@ main (int argc,
struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_option_flag ('H',
"history",
"Ask to get a list of 10"
" transactions.",
"Ask to get a list of 10 transactions.",
&history),
GNUNET_GETOPT_option_flag ('t',
"transfer",
@ -398,9 +413,7 @@ main (int argc,
GNUNET_GETOPT_option_string ('s',
"section",
"ACCOUNT-SECTION",
"Which config section has the"
" credentials to access the"
" bank. Mandatory.\n",
"Which config section has the credentials to access the bank. Mandatory.\n",
&account_section),
GNUNET_GETOPT_option_string ('a',
"amount",
@ -410,8 +423,7 @@ main (int argc,
GNUNET_GETOPT_option_string ('d',
"destination",
"PAYTO-URL",
"Destination account for the"
" wire transfer.",
"Destination account for the wire transfer.",
&destination_account_url),
GNUNET_GETOPT_OPTION_END
};

50
src/include/taler_wire_plugin.h
View File

@ -96,7 +96,8 @@ struct TALER_WIRE_TransferDetails
*
* @param cls closure
* @param ec taler error code
* @param dir direction of the transfer
* @param dir direction of the transfer, #TALER_BANK_DIRECTION_NONE when
* the iteration is complete
* @param row_off identification of the position at which we are querying
* @param row_off_size number of bytes in @a row_off
* @param details details about the wire transfer
@ -368,53 +369,6 @@ struct TALER_WIRE_Plugin
(*reject_transfer_cancel)(void *cls,
struct TALER_WIRE_RejectHandle *rh);
/**
* Ask the plugin which data is needed to register the merchant
* into the banking institution.
*
* @param enc[out] where to store the JSON formatted list of
* needed values. The merchant will use this list to
* show a HTML form to the business in order to collect that data.
* This value will have to be freed by the caller.
* @param private_person GNUNET_OK if the merchant to be registered
* has a legal status of "person", for example they are freelance
* journalists.
* @param business GNUNET_OK if the merchant has the legal status
* of "business", so to say a "ordinary" shop. Cannot be
* both private and business though.
* @return GNUNET_OK upon successful `enc' allocation and definition,
* GNUNET_NO if _no_ data is needed at all, GNUNET_SYSERR
* for all the other cases.
*/
int
(*merchant_data)(char **out,
unsigned int private_person,
unsigned int business);
/**
* Send data to the banking institution in order to get the
* merchant registered.
*
* @param cls closure
* @param body subset of information to be sent to the bank.
* The plugin implementation is free to modify this value.
* @param mrcb Callback to process the outcome.
*/
struct TALER_WIRE_MerchantRegisterHandle *
(*merchant_register)(void *cls,
const char *body,
TALER_WIRE_MerchantRegisterCallback mrcb);
/**
* Cancel pending operation of merchant registering.
*
* @param cls closure
* @param mrh handle to the pending operation to be cancelled.
*/
void
(*merchant_register_cancel)(void *cls,
struct TALER_WIRE_MerchantRegisterHandle *mrh);
};

22
src/wire-plugins/plugin_wire_taler-bank.c
View File

@ -765,7 +765,8 @@ struct TALER_WIRE_HistoryHandle
{
/**
* Function to call with results.
* Function to call with results, can become NULL if the
* application cancels the iteration.
*/
TALER_WIRE_HistoryResultCallback hres_cb;
@ -797,6 +798,7 @@ static void
taler_bank_get_history_cancel (void *cls,
struct TALER_WIRE_HistoryHandle *whh)
{
(void) cls;
if (NULL != whh->hh)
{
TALER_BANK_history_cancel (whh->hh);
@ -893,7 +895,11 @@ bhist_cb (void *cls,
GNUNET_break (NULL != whh->hh);
/* Once we get the sentinel element, the handle becomes invalid. */
if (TALER_BANK_DIRECTION_NONE == dir)
{
whh->hh = NULL;
taler_bank_get_history_cancel (NULL,
whh);
}
return;
}
case MHD_HTTP_NO_CONTENT:
@ -904,6 +910,9 @@ bhist_cb (void *cls,
NULL,
0,
NULL);
whh->hh = NULL;
taler_bank_get_history_cancel (NULL,
whh);
break;
default:
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
@ -917,6 +926,9 @@ bhist_cb (void *cls,
NULL,
0,
NULL);
whh->hh = NULL;
taler_bank_get_history_cancel (NULL,
whh);
break;
}
whh->hh = NULL;
@ -962,6 +974,7 @@ taler_bank_get_history (void *cls,
uint64_t start_row;
struct TALER_Account account;
GNUNET_assert (NULL != hres_cb);
if (0 == num_results)
{
GNUNET_break (0);
@ -1019,13 +1032,12 @@ taler_bank_get_history (void *cls,
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Could not parse the auth values from '%s'\n",
account_section);
TALER_WIRE_account_free (&account);
GNUNET_free (whh);
return NULL;
}
whh->hres_cb = hres_cb;
whh->hres_cb_cls = hres_cb_cls;
whh->hh = TALER_BANK_history (tc->ctx,
account.details.x_taler_bank.bank_base_url,
&whh->auth,
@ -1040,16 +1052,16 @@ taler_bank_get_history (void *cls,
if (NULL == whh->hh)
{
GNUNET_break (0);
taler_bank_get_history_cancel (NULL,
taler_bank_get_history_cancel (tc,
whh);
TALER_WIRE_account_free (&account);
return NULL;
}
TALER_WIRE_account_free (&account);
GNUNET_assert (NULL != whh);
return whh;
}
/**
* Context for a rejection operation.
*/

7
src/wire-plugins/test_wire_plugin_transactions_taler-bank.c
View File

@ -107,6 +107,7 @@ static struct TALER_WireTransferIdentifierRawP wtid;
static void
do_shutdown (void *cls)
{
(void) cls;
TALER_FAKEBANK_stop (fb);
fb = NULL;
if (NULL != eh)
@ -186,11 +187,11 @@ history_result_cb
uint64_t serialh;
struct TALER_Amount amount;
hh = NULL;
if ( (TALER_BANK_DIRECTION_NONE == dir) &&
(GNUNET_OK == global_ret) )
{
GNUNET_SCHEDULER_shutdown ();
hh = NULL;
return GNUNET_OK;
}
if (sizeof (uint64_t) != row_off_size)
@ -251,6 +252,7 @@ confirmation_cb (void *cls,
const char *emsg)
{
uint64_t tmp;
eh = NULL;
if (GNUNET_OK != success)
{
@ -259,13 +261,10 @@ confirmation_cb (void *cls,
GNUNET_SCHEDULER_shutdown ();
return;
}
memcpy (&tmp,
row_id,
row_id_size);
serial_target = GNUNET_ntohll (tmp);
hh = plugin->get_history (plugin->cls,
my_account,
TALER_BANK_DIRECTION_BOTH,