type_info.cpp
上传用户:dzyhzl
上传日期:2019-04-29
资源大小:56270k
文件大小:6k
- #include <windows.h>
- #include <string>
- using namespace std;
- #include <mysql.h>
- #include <string.h>
- #include "datetime1.hh"
- #include "set1.hh"
- #include "type_info3.hh"
- // for some reason, Visual C++ needs to have static data initialized
- // out of the class definition, otherwise it thinks it's an
- // abstract function
- const unsigned char mysql_type_info::offset = 0;
- const unsigned char mysql_type_info::unsigned_offset = 21;
- const unsigned char mysql_type_info::null_offset = 31;
- const unsigned char mysql_type_info::unsigned_null_offset = 52;
- const unsigned char mysql_type_info::string_type = 20;
- typedef string Enum;
- const mysql_type_info::sql_type_info mysql_type_info::types[62] = {
- sql_type_info("DECIMAL NOT NULL", typeid(double), 0),
- sql_type_info("TINYINT NOT NULL", typeid(signed char), 1, true),
- sql_type_info("SMALLINT NOT NULL", typeid(short int), 2, true),
- sql_type_info("INT NOT NULL", typeid(int), 3, true),
- sql_type_info("FLOAT NOT NULL", typeid(float), 4, true),
- sql_type_info("DOUBLE NOT NULL", typeid(double), 5, true),
- sql_type_info("NULL NOT NULL", typeid(void), 6),
- sql_type_info("TIMESTAMP NOT NULL", typeid(Time), 7),
- sql_type_info("BIGINT NOT NULL", typeid(longlong), 8, true),
- sql_type_info("MEDIUMINT NOT NULL", typeid(int), 9),
- sql_type_info("DATE NOT NULL", typeid(Date), 10, true),
- sql_type_info("TIME NOT NULL", typeid(Time), 11, true),
- sql_type_info("DATETIME NOT NULL", typeid(DateTime), 12, true),
- sql_type_info("ENUM NOT NULL", typeid(Enum), 13, true),
- sql_type_info("SET NOT NULL", typeid(Set<string>), 14, true),
- sql_type_info("TINYBLOB NOT NULL", typeid(string), 15),
- sql_type_info("MEDIUMBLOB NOT NULL", typeid(string), 16),
- sql_type_info("LONGBLOB NOT NULL", typeid(string), 17),
- sql_type_info("BLOB NOT NULL", typeid(string), 18),
- sql_type_info("VARCHAR NOT NULL", typeid(string), 19, true),
- sql_type_info("CHAR NOT NULL", typeid(string), 20),
- sql_type_info("CHAR NOT NULL", typeid(string), 21),
- sql_type_info("TINYINT UNSIGNED NOT NULL", typeid(unsigned char), 22, true),
- sql_type_info("SMALLINT UNSIGNED NOT NULL", typeid(unsigned short int), 23, true),
- sql_type_info("INT UNSIGNED NOT NULL", typeid(unsigned int), 24, true),
- sql_type_info("INT UNSIGNED NOT NULL", typeid(unsigned int), 25, true),
- sql_type_info("INT UNSIGNED NOT NULL", typeid(unsigned int), 26, true),
- sql_type_info("INT UNSIGNED NOT NULL", typeid(unsigned int), 27, true),
- sql_type_info("INT UNSIGNED NOT NULL", typeid(unsigned int), 28, true),
- sql_type_info("BIGINT UNSIGNED NOT NULL", typeid(ulonglong), 29, true),
- sql_type_info("MEDIUMINT UNSIGNED NOT NULL", typeid(unsigned int), 30),
- sql_type_info("DECIMAL NULL", typeid(Null<double>), 0),
- sql_type_info("TINYINT NULL", typeid(Null<signed char>), 1, true),
- sql_type_info("SMALLINT NULL", typeid(Null<short int>), 2, true),
- sql_type_info("INT NULL", typeid(Null<int>), 3, true),
- sql_type_info("FLOAT NULL", typeid(Null<float>), 4, true),
- sql_type_info("DOUBLE NULL", typeid(Null<double>), 5, true),
- sql_type_info("NULL NULL", typeid(Null<void>), 6),
- sql_type_info("TIMESTAMP NULL", typeid(Null<Time>), 7),
- sql_type_info("BIGINT NULL", typeid(Null<longlong>), 8, true),
- sql_type_info("MEDIUMINT NULL", typeid(Null<int>), 9),
- sql_type_info("DATE NULL", typeid(Null<Date>), 10, true),
- sql_type_info("TIME NULL", typeid(Null<Time>), 11, true),
- sql_type_info("DATETIME NULL", typeid(Null<DateTime>), 12, true),
- sql_type_info("ENUM NULL", typeid(Null<Enum>), 13, true),
- sql_type_info("SET NULL", typeid(Null<Set<string> >), 14, true),
- sql_type_info("TINYBLOB NULL", typeid(Null<string>), 15),
- sql_type_info("MEDIUMBLOB NULL", typeid(Null<string>), 16),
- sql_type_info("LONGBLOB NULL", typeid(Null<string>), 17),
- sql_type_info("BLOB NULL", typeid(Null<string>), 18),
- sql_type_info("VARCHAR NULL", typeid(Null<string>), 19, true),
- sql_type_info("CHAR NULL", typeid(Null<string>), 20),
- sql_type_info("CHAR NULL", typeid(Null<string>), 21),
- sql_type_info("TINYINT UNSIGNED NULL", typeid(Null<unsigned char>), 22, true),
- sql_type_info("SMALLINT UNSIGNED NULL", typeid(Null<unsigned short int>),23, true),
- sql_type_info("INT UNSIGNED NULL", typeid(Null<unsigned int>), 24, true),
- sql_type_info("INT UNSIGNED NULL", typeid(Null<unsigned int>), 25, true),
- sql_type_info("INT UNSIGNED NULL", typeid(Null<unsigned int>), 26, true),
- sql_type_info("INT UNSIGNED NULL", typeid(Null<unsigned int>), 27, true),
- sql_type_info("INT UNSIGNED NULL", typeid(Null<unsigned int>), 28, true),
- sql_type_info("BIGINT UNSIGNED NULL", typeid(Null<ulonglong>),29, true),
- sql_type_info("MEDIUMINT UNSIGNED NULL", typeid(Null<unsigned int>), 30),
- };
- const mysql_type_info::sql_type_info_lookup
- mysql_type_info::lookups(mysql_type_info::types, 62);
- mysql_ti_sql_type_info_lookup::
- mysql_ti_sql_type_info_lookup(const sql_type_info types[], const int size) {
- for (int i = 0; i != size; i++) {
- if (types[i]._default)
- _map[types[i]._c_type] = i;
- }
- }
- unsigned char mysql_type_info::type(enum_field_types t,
- bool _unsigned, bool _null) {
- if (_null) {
- if (_unsigned) {
- return unsigned_null_offset + t;
- } else {
- if (t < 200) return null_offset + t;
- else return null_offset + (t-234);
- }
- } else {
- if (_unsigned) {
- return unsigned_offset + t;
- } else {
- if (t < 200) return offset + t;
- else return offset + (t-234);
- }
- }
- }
- //----------------------------------------------------
- bool mysql_type_info::quote_q() const
- {
- if (base_type().c_type() == typeid(string) ||
- base_type().c_type() == typeid(Date) ||
- base_type().c_type() == typeid(Time) ||
- base_type().c_type() == typeid(DateTime) ||
- base_type().c_type() == typeid(Enum) ||
- base_type().c_type() == typeid(Set<string>))
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- //-----------------------------------------------------
- bool mysql_type_info::escape_q() const
- {
- if (c_type() == typeid(string))
- return true;
- else
- return false;
- }
- //--------------------------------------------