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-rw-r--r--contrib/epee/include/file_io_utils.h6
-rw-r--r--src/wallet/wallet2.cpp2
2 files changed, 4 insertions, 4 deletions
diff --git a/contrib/epee/include/file_io_utils.h b/contrib/epee/include/file_io_utils.h
index 196610674..0afff800f 100644
--- a/contrib/epee/include/file_io_utils.h
+++ b/contrib/epee/include/file_io_utils.h
@@ -128,7 +128,7 @@ namespace file_io_utils
inline
- bool load_file_to_string(const std::string& path_to_file, std::string& target_str)
+ bool load_file_to_string(const std::string& path_to_file, std::string& target_str, size_t max_size = 1000000000)
{
#ifdef WIN32
WCHAR wide_path[1000];
@@ -139,7 +139,7 @@ namespace file_io_utils
if (file_handle == INVALID_HANDLE_VALUE)
return false;
DWORD file_size = GetFileSize(file_handle, NULL);
- if ((file_size == INVALID_FILE_SIZE) || (file_size > 1000000000)) {
+ if ((file_size == INVALID_FILE_SIZE) || (uint64_t)file_size > (uint64_t)max_size) {
CloseHandle(file_handle);
return false;
}
@@ -159,7 +159,7 @@ namespace file_io_utils
std::ifstream::pos_type file_size = fstream.tellg();
- if(file_size > 1000000000)
+ if((uint64_t)file_size > (uint64_t)max_size) // ensure a large domain for comparison, and negative -> too large
return false;//don't go crazy
size_t file_size_t = static_cast<size_t>(file_size);
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index cd3ca3245..18136ec27 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -3772,7 +3772,7 @@ void wallet2::load(const std::string& wallet_, const epee::wipeable_string& pass
{
wallet2::cache_file_data cache_file_data;
std::string buf;
- bool r = epee::file_io_utils::load_file_to_string(m_wallet_file, buf);
+ bool r = epee::file_io_utils::load_file_to_string(m_wallet_file, buf, std::numeric_limits<size_t>::max());
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, m_wallet_file);
// try to read it as an encrypted cache