fa <[email protected]> schrieb am Fr. 7. Juli 2023 um 09:21:
> Hi Jeffrey Walton
>
>
> Sorry I answered late.
>
>
> std::filesystem::path _path {
> std::filesystem::u8path(filePath.toStdString()) };
>
> std::string _path_string { _path.u8string() };
>
> std::ifstream m_file(_path_string, std::ios::in);
>
> FileSource f(m_file, true, new HashFilter(hash, new HexEncoder(new
> StringSink(digest))));
>
>
>
> ERROR:
>
>
> terminate called after throwing an instance of
> 'CryptoPP::FileStore::ReadErr'
>
> what(): FileStore: error reading file
>
>
> The error message you're encountering suggests that there's an issue with
> reading the file specified by _path_string in your code. The error is
> thrown by CryptoPP::FileStore, indicating a problem while trying to read
> the file.
>
> Here are a few possible reasons for this error:
>
> 1.
>
> Incorrect file path: Double-check that filePath.toStdString() returns
> the correct file path. Ensure that the file exists at that location and
> that you have read permissions.
> 2.
>
> File permission issues: Make sure that the file you're trying to read
> has proper read permissions set. Check the file's permissions and adjust
> them if necessary.
> 3.
>
> File not found: If the file specified by _path_string doesn't exist,
> you'll encounter this error. Verify that the file exists at the given path
> and that there are no typos in the file name or path.
> 4.
>
> Insufficient privileges: If your program doesn't have sufficient
> privileges to access the file, you may encounter this error. Ensure that
> your program has the necessary permissions to read files from the specified
> location.
> 5.
>
> Encoding issues: It's possible that the file you're trying to read
> contains data encoded in an incompatible format. Ensure that the file is in
> a readable format and that it's not corrupted or encoded in a way that the
> std::ifstream cannot handle.
>
> To pinpoint the exact cause of the error, you can try adding some error
> handling and debugging statements to your code. For example, you can check
> if the file exists before attempting to read it using
> std::filesystem::exists(_path).
>
> Here's an updated version of your code that includes some error handling:
>
> cpp
>
>
std::filesystem::path _path{
std::filesystem::u8path(filePath.toStdString()) };
std::string _path_string{ _path.u8string() };
if (!std::filesystem::exists(_path)) {
std::cerr << "File does not exist: " << _path_string << std::endl;
// Handle the error accordingly
} else {
std::ifstream m_file(_path_string, std::ios::in);
if (!m_file) {
std::cerr << "Failed to open file: " << _path_string << std::endl;
// Handle the error accordingly
} else {
FileSource f(m_file, true, new HashFilter(hash, new HexEncoder(new
StringSink(digest))));
// Continue processing the file
}
}
the file } }
>
> By using this updated code, you should be able to identify the specific
> issue causing the CryptoPP::FileStore::ReadErr error and handle it
> appropriately.
>
>
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