summaryrefslogtreecommitdiff
path: root/vendor/github.com/jackc/pgx/v5/pgproto3/parse.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/github.com/jackc/pgx/v5/pgproto3/parse.go')
-rw-r--r--vendor/github.com/jackc/pgx/v5/pgproto3/parse.go89
1 files changed, 0 insertions, 89 deletions
diff --git a/vendor/github.com/jackc/pgx/v5/pgproto3/parse.go b/vendor/github.com/jackc/pgx/v5/pgproto3/parse.go
deleted file mode 100644
index 6ba3486cf..000000000
--- a/vendor/github.com/jackc/pgx/v5/pgproto3/parse.go
+++ /dev/null
@@ -1,89 +0,0 @@
-package pgproto3
-
-import (
- "bytes"
- "encoding/binary"
- "encoding/json"
- "errors"
- "math"
-
- "github.com/jackc/pgx/v5/internal/pgio"
-)
-
-type Parse struct {
- Name string
- Query string
- ParameterOIDs []uint32
-}
-
-// Frontend identifies this message as sendable by a PostgreSQL frontend.
-func (*Parse) Frontend() {}
-
-// Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message
-// type identifier and 4 byte message length.
-func (dst *Parse) Decode(src []byte) error {
- *dst = Parse{}
-
- buf := bytes.NewBuffer(src)
-
- b, err := buf.ReadBytes(0)
- if err != nil {
- return err
- }
- dst.Name = string(b[:len(b)-1])
-
- b, err = buf.ReadBytes(0)
- if err != nil {
- return err
- }
- dst.Query = string(b[:len(b)-1])
-
- if buf.Len() < 2 {
- return &invalidMessageFormatErr{messageType: "Parse"}
- }
- parameterOIDCount := int(binary.BigEndian.Uint16(buf.Next(2)))
-
- for i := 0; i < parameterOIDCount; i++ {
- if buf.Len() < 4 {
- return &invalidMessageFormatErr{messageType: "Parse"}
- }
- dst.ParameterOIDs = append(dst.ParameterOIDs, binary.BigEndian.Uint32(buf.Next(4)))
- }
-
- return nil
-}
-
-// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
-func (src *Parse) Encode(dst []byte) ([]byte, error) {
- dst, sp := beginMessage(dst, 'P')
-
- dst = append(dst, src.Name...)
- dst = append(dst, 0)
- dst = append(dst, src.Query...)
- dst = append(dst, 0)
-
- if len(src.ParameterOIDs) > math.MaxUint16 {
- return nil, errors.New("too many parameter oids")
- }
- dst = pgio.AppendUint16(dst, uint16(len(src.ParameterOIDs)))
- for _, oid := range src.ParameterOIDs {
- dst = pgio.AppendUint32(dst, oid)
- }
-
- return finishMessage(dst, sp)
-}
-
-// MarshalJSON implements encoding/json.Marshaler.
-func (src Parse) MarshalJSON() ([]byte, error) {
- return json.Marshal(struct {
- Type string
- Name string
- Query string
- ParameterOIDs []uint32
- }{
- Type: "Parse",
- Name: src.Name,
- Query: src.Query,
- ParameterOIDs: src.ParameterOIDs,
- })
-}