pop3-login: Add FORWARD for XCLIENT

This allows passing passdb variables. They are prefixed
with forward_ when imported to extra fields.

diff --git a/src/pop3-login/client.c b/src/pop3-login/client.c
index a1514e8731dfbb72a2cf118d4cfcdb95d187af8e..41efd2fe934b4f9a85934dbd6e763982eb22e29e 100644 (file)
--- a/src/pop3-login/client.c
+++ b/src/pop3-login/client.c
@@ -65,6 +65,14 @@ static bool cmd_xclient(struct pop3_client *client, const char *args)
                } else if (strncasecmp(*tmp, "TTL=", 4) == 0) {
                        if (str_to_uint(*tmp + 4, &client->common.proxy_ttl) < 0)
                                args_ok = FALSE;
+               } else if (strncasecmp(*tmp, "FORWARD=", 8) == 0) {
+                       size_t value_len = strlen((*tmp)+8);
+                       client->common.forward_fields =
+                               str_new(client->common.preproxy_pool,
+                                       MAX_BASE64_DECODED_SIZE(value_len));
+                       if (base64_decode((*tmp)+8, value_len, NULL,
+                                         client->common.forward_fields) < 0)
+                               args_ok = FALSE;
                }
        }
        if (!args_ok) {