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authorIndrajith K L2022-12-03 17:00:20 +0530
committerIndrajith K L2022-12-03 17:00:20 +0530
commitf5c4671bfbad96bf346bd7e9a21fc4317b4959df (patch)
tree2764fc62da58f2ba8da7ed341643fc359873142f /v_windows/v/old/vlib/mysql/stmt.c.v
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Adds most of the toolsHEADmaster
Diffstat (limited to 'v_windows/v/old/vlib/mysql/stmt.c.v')
-rw-r--r--v_windows/v/old/vlib/mysql/stmt.c.v233
1 files changed, 233 insertions, 0 deletions
diff --git a/v_windows/v/old/vlib/mysql/stmt.c.v b/v_windows/v/old/vlib/mysql/stmt.c.v
new file mode 100644
index 0000000..ee91746
--- /dev/null
+++ b/v_windows/v/old/vlib/mysql/stmt.c.v
@@ -0,0 +1,233 @@
+module mysql
+
+[typedef]
+struct C.MYSQL_STMT {
+ mysql &C.MYSQL
+ stmt_id u32
+}
+
+[typedef]
+struct C.MYSQL_BIND {
+mut:
+ buffer_type int
+ buffer voidptr
+ buffer_length u32
+ length &u32
+}
+
+const (
+ mysql_type_decimal = C.MYSQL_TYPE_DECIMAL
+ mysql_type_tiny = C.MYSQL_TYPE_TINY
+ mysql_type_short = C.MYSQL_TYPE_SHORT
+ mysql_type_long = C.MYSQL_TYPE_LONG
+ mysql_type_float = C.MYSQL_TYPE_FLOAT
+ mysql_type_double = C.MYSQL_TYPE_DOUBLE
+ mysql_type_null = C.MYSQL_TYPE_NULL
+ mysql_type_timestamp = C.MYSQL_TYPE_TIMESTAMP
+ mysql_type_longlong = C.MYSQL_TYPE_LONGLONG
+ mysql_type_int24 = C.MYSQL_TYPE_INT24
+ mysql_type_date = C.MYSQL_TYPE_DATE
+ mysql_type_time = C.MYSQL_TYPE_TIME
+ mysql_type_datetime = C.MYSQL_TYPE_DATETIME
+ mysql_type_year = C.MYSQL_TYPE_YEAR
+ mysql_type_varchar = C.MYSQL_TYPE_VARCHAR
+ mysql_type_bit = C.MYSQL_TYPE_BIT
+ mysql_type_timestamp22 = C.MYSQL_TYPE_TIMESTAMP
+ mysql_type_json = C.MYSQL_TYPE_JSON
+ mysql_type_newdecimal = C.MYSQL_TYPE_NEWDECIMAL
+ mysql_type_enum = C.MYSQL_TYPE_ENUM
+ mysql_type_set = C.MYSQL_TYPE_SET
+ mysql_type_tiny_blob = C.MYSQL_TYPE_TINY_BLOB
+ mysql_type_medium_blob = C.MYSQL_TYPE_MEDIUM_BLOB
+ mysql_type_long_blob = C.MYSQL_TYPE_LONG_BLOB
+ mysql_type_blob = C.MYSQL_TYPE_BLOB
+ mysql_type_var_string = C.MYSQL_TYPE_VAR_STRING
+ mysql_type_string = C.MYSQL_TYPE_STRING
+ mysql_type_geometry = C.MYSQL_TYPE_GEOMETRY
+ mysql_no_data = C.MYSQL_NO_DATA
+)
+
+fn C.mysql_stmt_init(&C.MYSQL) &C.MYSQL_STMT
+fn C.mysql_stmt_prepare(&C.MYSQL_STMT, &char, u32) int
+fn C.mysql_stmt_bind_param(&C.MYSQL_STMT, &C.MYSQL_BIND) bool
+fn C.mysql_stmt_execute(&C.MYSQL_STMT) int
+fn C.mysql_stmt_close(&C.MYSQL_STMT) bool
+fn C.mysql_stmt_free_result(&C.MYSQL_STMT) bool
+fn C.mysql_stmt_error(&C.MYSQL_STMT) &char
+fn C.mysql_stmt_result_metadata(&C.MYSQL_STMT) &C.MYSQL_RES
+
+fn C.mysql_stmt_field_count(&C.MYSQL_STMT) u16
+fn C.mysql_stmt_bind_result(&C.MYSQL_STMT, &C.MYSQL_BIND) bool
+fn C.mysql_stmt_fetch(&C.MYSQL_STMT) int
+fn C.mysql_stmt_next_result(&C.MYSQL_STMT) int
+fn C.mysql_stmt_store_result(&C.MYSQL_STMT) int
+
+struct Stmt {
+ stmt &C.MYSQL_STMT = &C.MYSQL_STMT(0)
+ query string
+mut:
+ binds []C.MYSQL_BIND
+ res []C.MYSQL_BIND
+}
+
+pub fn (db Connection) init_stmt(query string) Stmt {
+ return Stmt{
+ stmt: C.mysql_stmt_init(db.conn)
+ query: query
+ binds: []C.MYSQL_BIND{}
+ }
+}
+
+pub fn (stmt Stmt) prepare() ? {
+ res := C.mysql_stmt_prepare(stmt.stmt, stmt.query.str, stmt.query.len)
+ if res != 0 && stmt.get_error_msg() != '' {
+ return stmt.error(res)
+ }
+}
+
+pub fn (stmt Stmt) bind_params() ? {
+ res := C.mysql_stmt_bind_param(stmt.stmt, &C.MYSQL_BIND(stmt.binds.data))
+ if res && stmt.get_error_msg() != '' {
+ return stmt.error(1)
+ }
+}
+
+pub fn (stmt Stmt) execute() ?int {
+ res := C.mysql_stmt_execute(stmt.stmt)
+ if res != 0 && stmt.get_error_msg() != '' {
+ return stmt.error(res)
+ }
+ return res
+}
+
+pub fn (stmt Stmt) next() ?int {
+ res := C.mysql_stmt_next_result(stmt.stmt)
+ if res > 0 && stmt.get_error_msg() != '' {
+ return stmt.error(res)
+ }
+ return res
+}
+
+pub fn (stmt Stmt) gen_metadata() &C.MYSQL_RES {
+ return C.mysql_stmt_result_metadata(stmt.stmt)
+}
+
+pub fn (stmt Stmt) fetch_fields(res &C.MYSQL_RES) &C.MYSQL_FIELD {
+ return C.mysql_fetch_fields(res)
+}
+
+pub fn (stmt Stmt) fetch_stmt() ?int {
+ res := C.mysql_stmt_fetch(stmt.stmt)
+ if res !in [0, 100] && stmt.get_error_msg() != '' {
+ return stmt.error(res)
+ }
+ return res
+}
+
+pub fn (stmt Stmt) close() ? {
+ if !C.mysql_stmt_close(stmt.stmt) && stmt.get_error_msg() != '' {
+ return stmt.error(1)
+ }
+ if !C.mysql_stmt_free_result(stmt.stmt) && stmt.get_error_msg() != '' {
+ return stmt.error(1)
+ }
+}
+
+fn (stmt Stmt) get_error_msg() string {
+ return unsafe { cstring_to_vstring(&char(C.mysql_stmt_error(stmt.stmt))) }
+}
+
+pub fn (stmt Stmt) error(code int) IError {
+ msg := stmt.get_error_msg()
+ return IError(&SQLError{
+ msg: '$msg ($code) ($stmt.query)'
+ code: code
+ })
+}
+
+fn (stmt Stmt) get_field_count() u16 {
+ return C.mysql_stmt_field_count(stmt.stmt)
+}
+
+pub fn (mut stmt Stmt) bind_bool(b &bool) {
+ stmt.bind(mysql.mysql_type_tiny, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_byte(b &byte) {
+ stmt.bind(mysql.mysql_type_tiny, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_i8(b &i8) {
+ stmt.bind(mysql.mysql_type_tiny, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_i16(b &i16) {
+ stmt.bind(mysql.mysql_type_short, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_u16(b &u16) {
+ stmt.bind(mysql.mysql_type_short, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_int(b &int) {
+ stmt.bind(mysql.mysql_type_long, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_u32(b &u32) {
+ stmt.bind(mysql.mysql_type_long, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_i64(b &i64) {
+ stmt.bind(mysql.mysql_type_longlong, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_u64(b &u64) {
+ stmt.bind(mysql.mysql_type_longlong, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_f32(b &f32) {
+ stmt.bind(mysql.mysql_type_float, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_f64(b &f64) {
+ stmt.bind(mysql.mysql_type_double, b, 0)
+}
+
+pub fn (mut stmt Stmt) bind_text(b string) {
+ stmt.bind(mysql.mysql_type_string, b.str, u32(b.len))
+}
+
+pub fn (mut stmt Stmt) bind(typ int, buffer voidptr, buf_len u32) {
+ stmt.binds << C.MYSQL_BIND{
+ buffer_type: typ
+ buffer: buffer
+ buffer_length: buf_len
+ length: 0
+ }
+}
+
+pub fn (mut stmt Stmt) bind_res(fields &C.MYSQL_FIELD, dataptr []&char, lens []u32, num_fields int) {
+ for i in 0 .. num_fields {
+ len := FieldType(unsafe { fields[i].@type }).get_len()
+ stmt.res << C.MYSQL_BIND{
+ buffer_type: unsafe { fields[i].@type }
+ buffer: dataptr[i]
+ length: &lens[i]
+ buffer_length: &len
+ }
+ }
+}
+
+pub fn (mut stmt Stmt) bind_result_buffer() ? {
+ res := C.mysql_stmt_bind_result(stmt.stmt, &C.MYSQL_BIND(stmt.res.data))
+ if res && stmt.get_error_msg() != '' {
+ return stmt.error(1)
+ }
+}
+
+pub fn (mut stmt Stmt) store_result() ? {
+ res := C.mysql_stmt_store_result(stmt.stmt)
+ if res != 0 && stmt.get_error_msg() != '' {
+ return stmt.error(res)
+ }
+}