From 9d2be157c2fbb36edcb3891c38aa9eba69e29043 Mon Sep 17 00:00:00 2001
From: Aleksandr Lysikov <lysikov@inbox.ru>
Date: Sat, 23 Mar 2019 22:32:08 +0500
Subject: [PATCH] Added check for the existence of a wallet file
---
dap_chain_wallet.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/dap_chain_wallet.c b/dap_chain_wallet.c
index 0d364d7..8ce9ed2 100644
--- a/dap_chain_wallet.c
+++ b/dap_chain_wallet.c
@@ -222,6 +222,10 @@ int dap_chain_wallet_save(dap_chain_wallet_t * a_wallet)
dap_chain_wallet_t * dap_chain_wallet_open_file(const char * a_file_name)
{
FILE * l_file = fopen( a_file_name ,"rb");
+ if(!l_file){
+ log_it(L_WARNING,"Can't open wallet file %s",a_file_name);
+ return NULL;
+ }
fseek(l_file, 0L, SEEK_END);
uint64_t l_file_size = ftell(l_file);
rewind(l_file);
@@ -297,6 +301,8 @@ dap_chain_wallet_t * dap_chain_wallet_open_file(const char * a_file_name)
*/
dap_chain_wallet_t * dap_chain_wallet_open(const char * a_wallet_name, const char * a_wallets_path)
{
+ if(!a_wallet_name || !a_wallets_path)
+ return NULL;
size_t l_file_name_size = strlen(a_wallet_name)+strlen(a_wallets_path)+13;
char *l_file_name = DAP_NEW_Z_SIZE (char, l_file_name_size);
snprintf(l_file_name, l_file_name_size, "%s/%s.dwallet", a_wallets_path, a_wallet_name);
--
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