build source

vendor/github.com/jackc/pgx/v5/internal/pgio/README.md

@@ -0,0 +1,6 @@
+# pgio
+
+Package pgio is a low-level toolkit building messages in the PostgreSQL wire protocol.
+
+pgio provides functions for appending integers to a []byte while doing byte
+order conversion.

vendor/github.com/jackc/pgx/v5/internal/pgio/doc.go

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+// Package pgio is a low-level toolkit building messages in the PostgreSQL wire protocol.
+/*
+pgio provides functions for appending integers to a []byte while doing byte
+order conversion.
+*/
+package pgio

vendor/github.com/jackc/pgx/v5/internal/pgio/write.go

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+package pgio
+
+func AppendUint16(buf []byte, n uint16) []byte {
+	return append(buf, byte(n>>8), byte(n))
+}
+
+func AppendUint32(buf []byte, n uint32) []byte {
+	return append(buf, byte(n>>24), byte(n>>16), byte(n>>8), byte(n))
+}
+
+func AppendUint64(buf []byte, n uint64) []byte {
+	return append(buf,
+		byte(n>>56), byte(n>>48), byte(n>>40), byte(n>>32),
+		byte(n>>24), byte(n>>16), byte(n>>8), byte(n),
+	)
+}
+
+func AppendInt16(buf []byte, n int16) []byte {
+	return AppendUint16(buf, uint16(n))
+}
+
+func AppendInt32(buf []byte, n int32) []byte {
+	return AppendUint32(buf, uint32(n))
+}
+
+func AppendInt64(buf []byte, n int64) []byte {
+	return AppendUint64(buf, uint64(n))
+}
+
+func SetInt32(buf []byte, n int32) {
+	*(*[4]byte)(buf) = [4]byte{byte(n >> 24), byte(n >> 16), byte(n >> 8), byte(n)}
+}