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util: add a function to set umask to 077

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Useful to ensure files are written without group/other read rights.
This commit is contained in:
moneromooo-monero 2016-04-06 19:59:34 +01:00
parent e7c8a32a28
commit 7385c036bd
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GPG key ID: 686F07454D6CEFC3
2 changed files with 11 additions and 0 deletions
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9
src/common/util.cpp
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@ -413,4 +413,13 @@ std::string get_nix_version_display_string()
} }
return false; return false;
} }
void set_strict_default_file_permissions(bool strict)
{
#if defined(__MINGW32__) || defined(__MINGW__)
// no clue about the odd one out
#else
mode_t mode = strict ? 077 : 0;
umask(mode);
#endif
}
} }

2
src/common/util.h
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@ -158,4 +158,6 @@ namespace tools
/*! \brief where the installed handler is stored */ /*! \brief where the installed handler is stored */
static std::function<void(int)> m_handler; static std::function<void(int)> m_handler;
}; };
void set_strict_default_file_permissions(bool strict);
} }