wally: use common process cleanup wrappers for wally structs

Add a wally_map cleanup wrapper since it will be needed for taproot.

Author: jgriffiths

main/process/sign_liquid_tx.c

@@ -12,6 +12,7 @@
 #include "../utils/network.h"
 #include "../utils/temporary_stack.h"
 #include "../utils/util.h"
+#include "../utils/wally_ext.h"
 #include "../wallet.h"
 
 #include <sodium/utils.h>
@@ -35,8 +36,6 @@ bool validate_wallet_outputs(jade_process_t* process, const char* network, const
 void send_ae_signature_replies(jade_process_t* process, signing_data_t* all_signing_data, uint32_t num_inputs);
 void send_ec_signature_replies(jade_msg_source_t source, signing_data_t* all_signing_data, uint32_t num_inputs);
 
-static void wally_free_tx_wrapper(void* tx) { JADE_WALLY_VERIFY(wally_tx_free((struct wally_tx*)tx)); }
-
 static const char TX_TYPE_STR_SWAP[] = "swap";
 static const char TX_TYPE_STR_SEND_PAYMENT[] = "send_payment";
 typedef enum { TXTYPE_UNKNOWN, TXTYPE_SEND_PAYMENT, TXTYPE_SWAP } TxType_t;
@@ -559,7 +558,7 @@ void sign_liquid_tx_process(void* process_ptr)
         jade_process_reject_message(process, CBOR_RPC_BAD_PARAMETERS, "Failed to extract tx from passed bytes", NULL);
         goto cleanup;
     }
-    jade_process_call_on_exit(process, wally_free_tx_wrapper, tx);
+    jade_process_call_on_exit(process, jade_wally_free_tx_wrapper, tx);
 
     // copy the amount
     size_t num_inputs = 0;

main/process/sign_tx.c

@@ -11,6 +11,7 @@
 #include "../utils/event.h"
 #include "../utils/malloc_ext.h"
 #include "../utils/network.h"
+#include "../utils/wally_ext.h"
 #include "../wallet.h"
 
 #include <inttypes.h>
@@ -25,8 +26,6 @@ bool show_btc_transaction_outputs_activity(
     const char* network, const struct wally_tx* tx, const output_info_t* output_info);
 bool show_btc_final_confirmation_activity(uint64_t fee, const char* warning_msg);
 
-static void wally_free_tx_wrapper(void* tx) { JADE_WALLY_VERIFY(wally_tx_free((struct wally_tx*)tx)); }
-
 // Can optionally be passed paths for change outputs, which we verify internally
 bool validate_wallet_outputs(jade_process_t* process, const char* network, const struct wally_tx* tx,
     CborValue* wallet_outputs, output_info_t* output_info, const char** errmsg)
@@ -413,7 +412,7 @@ void sign_tx_process(void* process_ptr)
         jade_process_reject_message(process, CBOR_RPC_BAD_PARAMETERS, "Failed to extract tx from passed bytes", NULL);
         goto cleanup;
     }
-    jade_process_call_on_exit(process, wally_free_tx_wrapper, tx);
+    jade_process_call_on_exit(process, jade_wally_free_tx_wrapper, tx);
 
     // copy the amount
     size_t num_inputs = 0;

main/utils/wally_ext.c

@@ -7,6 +7,8 @@
 #include <freertos/FreeRTOS.h>
 #include <freertos/task.h>
 #include <stdint.h>
+#include <wally_map.h>
+#include <wally_transaction.h>
 
 /* index == 0 is reserved for idf internal use,
  * see https://docs.espressif.com/projects/esp-idf/en/v4.3.2/esp32/api-guides/thread-local-storage.html
@@ -138,3 +140,7 @@ void jade_wally_init(void)
     set_jade_wally_ctx(&ctx, wally_get_secp_context());
     JADE_WALLY_VERIFY(wally_set_operations(&ops));
 }
+
+void jade_wally_free_tx_wrapper(void* tx) { JADE_WALLY_VERIFY(wally_tx_free((struct wally_tx*)tx)); }
+
+void jade_wally_free_map_wrapper(void* map) { JADE_WALLY_VERIFY(wally_map_free((struct wally_map*)map)); }

main/utils/wally_ext.h

@@ -4,4 +4,7 @@
 void jade_wally_init(void);
 void jade_wally_randomize_secp_ctx(void);
 
+void jade_wally_free_tx_wrapper(void* tx);
+void jade_wally_free_map_wrapper(void* map);
+
 #endif /* UTILS_WALLY_EXT_H_ */