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-rw-r--r--src/mint/taler-mint-httpd.c48
-rw-r--r--src/mint/taler-mint-httpd_deposit.c2
-rw-r--r--src/mint/taler-mint-httpd_parsing.c29
-rw-r--r--src/mint/taler-mint-httpd_parsing.h38
-rw-r--r--src/mint/taler-mint-httpd_refresh.c6
-rw-r--r--src/mint/taler-mint-httpd_responses.h2
6 files changed, 80 insertions, 45 deletions
diff --git a/src/mint/taler-mint-httpd.c b/src/mint/taler-mint-httpd.c
index 61d0bbdce..2c3b3d2e1 100644
--- a/src/mint/taler-mint-httpd.c
+++ b/src/mint/taler-mint-httpd.c
@@ -73,35 +73,29 @@ static uint16_t serve_port;
/**
- * Convert a string representing an EdDSA signature to an EdDSA
- * signature.
+ * Function called whenever MHD is done with a request. If the
+ * request was a POST, we may have stored a `struct Buffer *` in the
+ * @a con_cls that might still need to be cleaned up. Call the
+ * respective function to free the memory.
*
- * FIXME: this should be in GNUnet.
- * FIXME: why? this code is dead, even here!
- *
- * @param enc encoded EdDSA signature
- * @param enclen number of bytes in @a enc (without 0-terminator)
- * @param pub where to store the EdDSA signature
- * @return #GNUNET_OK on success
+ * @param cls client-defined closure
+ * @param connection connection handle
+ * @param con_cls value as set by the last call to
+ * the #MHD_AccessHandlerCallback
+ * @param toe reason for request termination
+ * @see #MHD_OPTION_NOTIFY_COMPLETED
+ * @ingroup request
*/
-int
-TALER_eddsa_signature_from_string (const char *enc,
- size_t enclen,
- struct GNUNET_CRYPTO_EddsaSignature *sig)
+static void
+handle_mhd_completion_callback (void *cls,
+ struct MHD_Connection *connection,
+ void **con_cls,
+ enum MHD_RequestTerminationCode toe)
{
- size_t keylen = (sizeof (struct GNUNET_CRYPTO_EddsaSignature)) * 8;
-
- if (keylen % 5 > 0)
- keylen += 5 - keylen % 5;
- keylen /= 5;
- if (enclen != keylen)
- return GNUNET_SYSERR;
-
- if (GNUNET_OK != GNUNET_STRINGS_string_to_data (enc, enclen,
- sig,
- sizeof (struct GNUNET_CRYPTO_EddsaSignature)))
- return GNUNET_SYSERR;
- return GNUNET_OK;
+ if (NULL == *con_cls)
+ return;
+ TALER_MINT_parse_post_cleanup_callback (*con_cls);
+ *con_cls = NULL;
}
@@ -225,7 +219,6 @@ handle_mhd_request (void *cls,
}
-
/**
* Load configuration parameters for the mint
* server into the corresponding global variables.
@@ -359,6 +352,7 @@ main (int argc, char *const *argv)
serve_port,
NULL, NULL,
&handle_mhd_request, NULL,
+ MHD_OPTION_NOTIFY_COMPLETED, &handle_mhd_completion_callback,
MHD_OPTION_END);
if (NULL == mydaemon)
diff --git a/src/mint/taler-mint-httpd_deposit.c b/src/mint/taler-mint-httpd_deposit.c
index 8c040b691..f1df0ad89 100644
--- a/src/mint/taler-mint-httpd_deposit.c
+++ b/src/mint/taler-mint-httpd_deposit.c
@@ -88,7 +88,7 @@ TALER_MINT_handler_deposit (struct RequestHandler *rh,
PGconn *db_conn;
int res;
- res = process_post_json (connection,
+ res = TALER_MINT_parse_post_json (connection,
connection_cls,
upload_data, upload_data_size,
&json);
diff --git a/src/mint/taler-mint-httpd_parsing.c b/src/mint/taler-mint-httpd_parsing.c
index a976c0c06..9a3fc1d6b 100644
--- a/src/mint/taler-mint-httpd_parsing.c
+++ b/src/mint/taler-mint-httpd_parsing.c
@@ -156,11 +156,11 @@ buffer_append (struct Buffer *buf,
* GNUNET_SYSERR on internal error
*/
int
-process_post_json (struct MHD_Connection *connection,
- void **con_cls,
- const char *upload_data,
- size_t *upload_data_size,
- json_t **json)
+TALER_MINT_parse_post_json (struct MHD_Connection *connection,
+ void **con_cls,
+ const char *upload_data,
+ size_t *upload_data_size,
+ json_t **json)
{
struct Buffer *r = *con_cls;
@@ -229,6 +229,23 @@ process_post_json (struct MHD_Connection *connection,
/**
+ * Function called whenever we are done with a request
+ * to clean up our state.
+ *
+ * @param con_cls value as it was left by
+ * #TALER_MINT_parse_post_json(), to be cleaned up
+ */
+void
+TALER_MINT_parse_post_cleanup_callback (void *con_cls)
+{
+ struct Buffer *r = con_cls;
+
+ if (NULL != r)
+ buffer_deinit (r);
+}
+
+
+/**
* Navigate through a JSON tree.
*
* Sends an error response if navigation is impossible (i.e.
@@ -451,3 +468,5 @@ TALER_MINT_mhd_request_arg_data (struct MHD_Connection *connection,
? GNUNET_SYSERR : GNUNET_NO;
return GNUNET_OK;
}
+
+/* end of taler-mint-httpd_parsing.c */
diff --git a/src/mint/taler-mint-httpd_parsing.h b/src/mint/taler-mint-httpd_parsing.h
index 2c6bb073c..d9516d486 100644
--- a/src/mint/taler-mint-httpd_parsing.h
+++ b/src/mint/taler-mint-httpd_parsing.h
@@ -68,25 +68,45 @@ enum
/**
- * Process a POST request containing a JSON object.
+ * Process a POST request containing a JSON object. This
+ * function realizes an MHD POST processor that will
+ * (incrementally) process JSON data uploaded to the HTTP
+ * server. It will store the required state in the
+ * "connection_cls", which must be cleaned up using
+ * #TALER_MINT_parse_post_cleanup_callback().
*
* @param connection the MHD connection
- * @param con_cs the closure (contains a 'struct Buffer *')
+ * @param con_cs the closure (points to a `struct Buffer *`)
* @param upload_data the POST data
- * @param upload_data_size the POST data size
+ * @param upload_data_size number of bytes in @a upload_data
* @param json the JSON object for a completed request
*
* @returns
- * GNUNET_YES if json object was parsed
+ * GNUNET_YES if json object was parsed or at least
+ * may be parsed in the future (call again)
* GNUNET_NO is request incomplete or invalid
+ * (error message was generated)
* GNUNET_SYSERR on internal error
+ * (we could not even queue an error message,
+ * close HTTP session with MHD_NO)
*/
int
-process_post_json (struct MHD_Connection *connection,
- void **con_cls,
- const char *upload_data,
- size_t *upload_data_size,
- json_t **json);
+TALER_MINT_parse_post_json (struct MHD_Connection *connection,
+ void **con_cls,
+ const char *upload_data,
+ size_t *upload_data_size,
+ json_t **json);
+
+
+/**
+ * Function called whenever we are done with a request
+ * to clean up our state.
+ *
+ * @param con_cls value as it was left by
+ * #TALER_MINT_parse_post_json(), to be cleaned up
+ */
+void
+TALER_MINT_parse_post_cleanup_callback (void *con_cls);
/**
diff --git a/src/mint/taler-mint-httpd_refresh.c b/src/mint/taler-mint-httpd_refresh.c
index 73b474194..83225fc15 100644
--- a/src/mint/taler-mint-httpd_refresh.c
+++ b/src/mint/taler-mint-httpd_refresh.c
@@ -606,7 +606,7 @@ TALER_MINT_handler_refresh_melt (struct RequestHandler *rh,
struct GNUNET_HashContext *hash_context;
struct GNUNET_HashCode melt_hash;
- res = process_post_json (connection,
+ res = TALER_MINT_parse_post_json (connection,
connection_cls,
upload_data,
upload_data_size, &root);
@@ -823,7 +823,7 @@ TALER_MINT_handler_refresh_commit (struct RequestHandler *rh,
struct GNUNET_HashContext *hash_context;
json_t *root;
- res = process_post_json (connection,
+ res = TALER_MINT_parse_post_json (connection,
connection_cls,
upload_data,
upload_data_size, &root);
@@ -1159,7 +1159,7 @@ TALER_MINT_handler_refresh_reveal (struct RequestHandler *rh,
int j;
json_t *root;
- res = process_post_json (connection,
+ res = TALER_MINT_parse_post_json (connection,
connection_cls,
upload_data, upload_data_size,
&root);
diff --git a/src/mint/taler-mint-httpd_responses.h b/src/mint/taler-mint-httpd_responses.h
index 0e48341fd..230904519 100644
--- a/src/mint/taler-mint-httpd_responses.h
+++ b/src/mint/taler-mint-httpd_responses.h
@@ -90,4 +90,6 @@ TALER_MINT_reply_arg_missing (struct MHD_Connection *connection,
const char *param_name);
+
+
#endif
generated by cgit v1.2.3 (git 2.26.2) at 2024-10-31 00:21:17 +0000