Object
# File lib/sqlite3/driver/dl/driver.rb, line 190 def aggregate_context( context ) ptr = API.sqlite3_aggregate_context( context, 4 ) ptr.free = nil obj = ( ptr ? ptr.to_object : nil ) if obj.nil? obj = Hash.new ptr.set_object obj end obj end
# File lib/sqlite3/driver/dl/driver.rb, line 201 def bind_blob( stmt, index, value ) s = value.to_s API.sqlite3_bind_blob( stmt, index, s, s.length, TRANSIENT ) end
# File lib/sqlite3/driver/dl/driver.rb, line 206 def bind_text( stmt, index, value, utf16=false ) s = value.to_s method = ( utf16 ? :sqlite3_bind_text16 : :sqlite3_bind_text ) API.send( method, stmt, index, s, s.length, TRANSIENT ) end
# File lib/sqlite3/driver/dl/driver.rb, line 113 def busy_handler( db, data=nil, &block ) @busy_handler = block unless @busy_handler_callback @busy_handler_callback = ::DL.callback( "IPI" ) do |cookie, timeout| @busy_handler.call( cookie, timeout ) || 0 end end API.sqlite3_busy_handler( db, block&&@busy_handler_callback, data ) end
# File lib/sqlite3/driver/dl/driver.rb, line 95 def column_blob( stmt, column ) blob = API.sqlite3_column_blob( stmt, column ) blob.free = nil blob.to_s( API.sqlite3_column_bytes( stmt, column ) ) end
# File lib/sqlite3/driver/dl/driver.rb, line 222 def column_decltype( stmt, column ) result = API.sqlite3_column_decltype( stmt, column ) result ? result.to_s : nil end
# File lib/sqlite3/driver/dl/driver.rb, line 217 def column_name( stmt, column ) result = API.sqlite3_column_name( stmt, column ) result ? result.to_s : nil end
# File lib/sqlite3/driver/dl/driver.rb, line 212 def column_text( stmt, column ) result = API.sqlite3_column_text( stmt, column ) result ? result.to_s : nil end
# File lib/sqlite3/driver/dl/driver.rb, line 280 def commit_hook( db, data=nil, &block ) @commit_hook_handler = block unless @commit_hook_handler_callback @commit_hook_handler_callback = ::DL.callback( "IP" ) do |cookie| @commit_hook_handler.call( cookie ) end end API.sqlite3_commit_hook( db, block&&@commit_hook_handler_callback, data ) end
# File lib/sqlite3/driver/dl/driver.rb, line 67 def complete?( sql, utf16=false ) API.send( utf16 ? :sqlite3_complete16 : :sqlite3_complete, sql+"\00"" ) end
# File lib/sqlite3/driver/dl/driver.rb, line 152 def create_function( db, name, args, text, cookie, func, step, final ) # begin if @func_handler_callback.nil? && func @func_handler_callback = ::DL.callback( "0PIP" ) do |context,nargs,args| args = args.to_s(nargs*4).unpack("L*").map {|i| ::DL::PtrData.new(i)} data = API.sqlite3_user_data( context ).to_object data[:func].call( context, *args ) end end if @step_handler_callback.nil? && step @step_handler_callback = ::DL.callback( "0PIP" ) do |context,nargs,args| args = args.to_s(nargs*4).unpack("L*").map {|i| ::DL::PtrData.new(i)} data = API.sqlite3_user_data( context ).to_object data[:step].call( context, *args ) end end if @final_handler_callback.nil? && final @final_handler_callback = ::DL.callback( "0P" ) do |context| data = API.sqlite3_user_data( context ).to_object data[:final].call( context ) end end data = { :cookie => cookie, :name => name, :func => func, :step => step, :final => final } API.sqlite3_create_function( db, name, args, text, data, ( func ? @func_handler_callback : nil ), ( step ? @step_handler_callback : nil ), ( final ? @final_handler_callback : nil ) ) end
# File lib/sqlite3/driver/dl/driver.rb, line 44 def errmsg( db, utf16=false ) if utf16 msg = API.sqlite3_errmsg16( db ) msg.free = nil msg.to_s(utf16_length(msg)) else API.sqlite3_errmsg( db ) end end
# File lib/sqlite3/driver/dl/driver.rb, line 37 def open( filename, utf16=false ) handle = ::DL::PtrData.new(0) result = API.send( ( utf16 ? :sqlite3_open16 : :sqlite3_open ), filename+"\00"", handle.ref ) [ result, handle ] end
# File lib/sqlite3/driver/dl/driver.rb, line 54 def prepare( db, sql, utf16=false ) handle = ::DL::PtrData.new(0) remainder = ::DL::PtrData.new(0) result = API.send( ( utf16 ? :sqlite3_prepare16 : :sqlite3_prepare ), db, sql+"\00"", sql.length, handle.ref, remainder.ref ) args = utf16 ? [ utf16_length(remainder) ] : [] remainder = remainder.to_s( *args ) [ result, handle, remainder ] end
# File lib/sqlite3/driver/dl/driver.rb, line 267 def progress_handler( db, n, data=nil, &block ) @progress_handler = block unless @progress_handler_callback @progress_handler_callback = ::DL.callback( "IP" ) do |cookie| @progress_handler.call( cookie ) end end API.sqlite3_progress_handler( db, n, block&&@progress_handler_callback, data ) end
# File lib/sqlite3/driver/dl/driver.rb, line 101 def result_text( func, text, utf16=false ) method = case utf16 when false, nil then :sqlite3_result_text when :le then :sqlite3_result_text16le when :be then :sqlite3_result_text16be else :sqlite3_result_text16 end s = text.to_s API.send( method, func, s, s.length, TRANSIENT ) end
# File lib/sqlite3/driver/dl/driver.rb, line 140 def trace( db, data=nil, &block ) @trace_handler = block unless @trace_handler_callback @trace_handler_callback = ::DL.callback( "IPS" ) do |cookie,sql| @trace_handler.call( cookie ? cookie.to_object : nil, sql ) || 0 end end API.sqlite3_trace( db, block&&@trace_handler_callback, data ) end
# File lib/sqlite3/driver/dl/driver.rb, line 71 def value_blob( value ) blob = API.sqlite3_value_blob( value ) blob.free = nil blob.to_s( API.sqlite3_value_bytes( value ) ) end
# File lib/sqlite3/driver/dl/driver.rb, line 77 def value_text( value, utf16=false ) method = case utf16 when nil, false then :sqlite3_value_text when :le then :sqlite3_value_text16le when :be then :sqlite3_value_text16be else :sqlite3_value_text16 end result = API.send( method, value ) if utf16 result.free = nil size = API.sqlite3_value_bytes( value ) result = result.to_s( size ) end result end
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