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Code Issues Releases Activity

Fix: Add optional message_num argument in POP3 LIST command (#518)

Browse Source 
https://datatracker.ietf.org/doc/html/rfc1939#page-6

> If an argument was given and the POP3 server issues a positive response with a line containing information for that message.  This line is called a "scan listing" for that message.
This commit is contained in:
Jens-Hilmar Bradt
2025-06-13 13:13:51 +02:00
committed by GitHub
parent fed20de522
commit 40afef8ffd
1 changed files with 15 additions and 4 deletions
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11
internal/pop3/server.go
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@@ -221,12 +221,23 @@ func handleTransactionCommand(conn net.Conn, cmd string, args []string, messages
for _, m := range messages {
totalSize += m.Size
}
if len(args) > 0 {
arg, _ := getSafeArg(args, 0)
nr, err := strconv.Atoi(arg)
if err != nil || nr < 1 || nr > len(messages) {
sendResponse(conn, "-ERR no such message")
return
}
sendResponse(conn, fmt.Sprintf("+OK %d %d", nr, int64(messages[nr-1].Size)))
} else {
sendResponse(conn, fmt.Sprintf("+OK %d messages (%d octets)", len(messages), int64(totalSize)))
for row, m := range messages {
sendResponse(conn, fmt.Sprintf("%d %d", row+1, int64(m.Size))) // Convert Size to int64 when printing
}
sendResponse(conn, ".")
}
case "UIDL":
sendResponse(conn, "+OK unique-id listing follows")
for row, m := range messages {