diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2011-07-28 09:45:36 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2011-07-28 09:45:36 +0200 |
commit | 37f5dcb1d34205aa4a395c1e21e853e363fd7f12 (patch) | |
tree | f26a9be89a184a2bc3e60b11e04784006143d023 /odb/sqlite/traits.cxx | |
parent | d32bbee7fdbad3eed60b8264d7950d10e4e36210 (diff) |
Add value_traits specializations for std::vector<char>
This allows using it as a buffer for BLOB mapping.
Diffstat (limited to 'odb/sqlite/traits.cxx')
-rw-r--r-- | odb/sqlite/traits.cxx | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/odb/sqlite/traits.cxx b/odb/sqlite/traits.cxx index e73462a..96e201d 100644 --- a/odb/sqlite/traits.cxx +++ b/odb/sqlite/traits.cxx @@ -15,8 +15,10 @@ namespace odb { using details::buffer; + // // default_value_traits<std::string> // + void default_value_traits<string, id_text>:: set_image (buffer& b, size_t& n, @@ -33,8 +35,10 @@ namespace odb memcpy (b.data (), v.c_str (), n); } + // // default_value_traits<const char*> // + void default_value_traits<const char*, id_text>:: set_image (buffer& b, size_t& n, @@ -50,5 +54,27 @@ namespace odb if (n != 0) memcpy (b.data (), v, n); } + + // + // default_value_traits<vector<char>, id_blob> + // + + void default_value_traits<vector<char>, id_blob>:: + set_image (details::buffer& b, + size_t& n, + bool& is_null, + const value_type& v) + { + is_null = false; + n = v.size (); + + if (n > b.capacity ()) + b.capacity (n); + + // std::vector::data() may not be available in older compilers. + // + if (n != 0) + memcpy (b.data (), &v[0], n); + } } } |