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  • Committer: Tim Marston
  • Date: 2015-02-26 08:56:26 UTC
  • Revision ID: tim@ed.am-20150226085626-vba9c55uz3ta094h
improved support for blobs: added bind_blob(), added blob_t for binding stream
operators and blob() creation function; detect blob column type in row::column()

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src/basic_statement.cc
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#include <sqlite3cc/exception.h>
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#include <sqlite3cc/connection.h>
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#include <sqlite3cc/manipulator.h>
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#include <string.h>
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sqlite::detail::basic_statement::basic_statement(
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        const char *value,
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        unsigned int value_length )
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{
 
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                // bind as text (applying the type affinity of the underlying column)
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        return sqlite3_bind_text( _handle, index, value, value_length,
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                SQLITE_STATIC );
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}
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}
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int sqlite::detail::basic_statement::bind_blob(
 
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        unsigned int index,
 
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        const char *value,
 
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        unsigned int value_length )
 
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{
 
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        return sqlite3_bind_blob( _handle, index, value, value_length,
 
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                SQLITE_TRANSIENT );
 
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}
 
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int sqlite::detail::basic_statement::bind_blob(
 
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        unsigned int index,
 
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        const std::string &value )
 
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{
 
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        return bind_blob( index, value.c_str(), value.length() );
 
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}
 
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int sqlite::detail::basic_statement::bind_blob(
 
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        const std::string &name,
 
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        const char *value,
 
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        unsigned int value_length )
 
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{
 
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        return bind_blob( bind_parameter_index( name ), value, value_length );
 
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}
 
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int sqlite::detail::basic_statement::bind_blob(
 
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        const std::string &name,
 
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        const std::string &value )
 
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{
 
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        return bind_blob( bind_parameter_index( name ), value );
 
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}
 
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int sqlite::detail::basic_statement::finalize()
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{
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        int code = SQLITE_OK;
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}
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template< >
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sqlite::detail::basic_statement &sqlite::detail::basic_statement::operator <<
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        < sqlite::detail::null_t >(
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        _bind_index = t._index;
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        return *this;
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}
 
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template< >
 
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sqlite::detail::basic_statement &sqlite::detail::basic_statement::operator <<
 
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        < sqlite::detail::blob_t >(
 
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        const sqlite::detail::blob_t &t )
 
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{
 
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        int code = bind_blob( _bind_index, t.value, t.value_length );
 
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        if( code != SQLITE_OK ) throw sqlite_error( _connection, code );
 
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        _bind_index++;
 
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        return *this;
 
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}
 
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template< >
 
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int sqlite::detail::basic_statement::bind< int >(
 
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        unsigned int index,
 
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        const int &value )
 
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{
 
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        return sqlite3_bind_int( _handle, index, value );
 
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}
 
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template< >
 
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int sqlite::detail::basic_statement::bind< double >(
 
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        unsigned int index,
 
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        const double &value )
 
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{
 
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        return sqlite3_bind_double( _handle, index, value );
 
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}