From 5079850140ad53d2cdb2395c90cb65061249579c Mon Sep 17 00:00:00 2001 From: Runxi Yu Date: Thu, 16 Jan 2025 08:56:18 +0800 Subject: parse_{smtp,imap}_line --- common_imap.go | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 common_imap.go (limited to 'common_imap.go') diff --git a/common_imap.go b/common_imap.go new file mode 100644 index 0000000..3d79124 --- /dev/null +++ b/common_imap.go @@ -0,0 +1,31 @@ +package main + +import ( + "errors" + "strings" +) + +var err_imap_generic = errors.New("Error in IMAP command received by server.") + +func parse_imap_line(line string) (tag, cmd, param string, err error) { + line = strings.TrimSuffix(line, "\n") + line = strings.TrimSuffix(line, "\r") + tag_end := strings.IndexByte(line, ' ') + if tag_end == -1 { + err = err_imap_generic + return + } + tag = line[:tag_end] + rest := line[tag_end+1:] + cmd_end := strings.IndexByte(rest, ' ') + var param_start int + if cmd_end == -1 { + cmd_end = len(rest) + param_start = len(rest) + } else { + param_start = cmd_end + 1 + } + cmd = strings.ToUpper(rest[:cmd_end]) + param = rest[param_start:] + return +} -- cgit v1.2.3