switch from github.com/lib/pq to github.com/jackc/pgx/v5HEAD20240905master

lib/pq is out of maintenance for some time now, so switch to the newer
more active library. Looks like it finally stabilized after a long time.

3 files changed, 52 insertions, 0 deletions

diff --git a/vendor/github.com/jackc/pgx/v5/internal/pgio/README.md b/vendor/github.com/jackc/pgx/v5/internal/pgio/README.md
new file mode 100644
index 0000000..b2fc580
--- /dev/null
+++ b/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.
diff --git a/vendor/github.com/jackc/pgx/v5/internal/pgio/doc.go b/vendor/github.com/jackc/pgx/v5/internal/pgio/doc.go
new file mode 100644
index 0000000..ef2dcc7
--- /dev/null
+++ b/vendor/github.com/jackc/pgx/v5/internal/pgio/doc.go
@@ -0,0 +1,6 @@
+// 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
diff --git a/vendor/github.com/jackc/pgx/v5/internal/pgio/write.go b/vendor/github.com/jackc/pgx/v5/internal/pgio/write.go
new file mode 100644
index 0000000..96aedf9
--- /dev/null
+++ b/vendor/github.com/jackc/pgx/v5/internal/pgio/write.go
@@ -0,0 +1,40 @@
+package pgio
+
+import "encoding/binary"
+
+func AppendUint16(buf []byte, n uint16) []byte {
+	wp := len(buf)
+	buf = append(buf, 0, 0)
+	binary.BigEndian.PutUint16(buf[wp:], n)
+	return buf
+}
+
+func AppendUint32(buf []byte, n uint32) []byte {
+	wp := len(buf)
+	buf = append(buf, 0, 0, 0, 0)
+	binary.BigEndian.PutUint32(buf[wp:], n)
+	return buf
+}
+
+func AppendUint64(buf []byte, n uint64) []byte {
+	wp := len(buf)
+	buf = append(buf, 0, 0, 0, 0, 0, 0, 0, 0)
+	binary.BigEndian.PutUint64(buf[wp:], n)
+	return buf
+}
+
+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) {
+	binary.BigEndian.PutUint32(buf, uint32(n))
+}