summaryrefslogtreecommitdiffstats
path: root/src/smtpd/smtpd_proxy.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:46:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:46:30 +0000
commitb5896ba9f6047e7031e2bdee0622d543e11a6734 (patch)
treefd7b460593a2fee1be579bec5697e6d887ea3421 /src/smtpd/smtpd_proxy.h
parentInitial commit. (diff)
downloadpostfix-b5896ba9f6047e7031e2bdee0622d543e11a6734.tar.xz
postfix-b5896ba9f6047e7031e2bdee0622d543e11a6734.zip
Adding upstream version 3.4.23.upstream/3.4.23upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/smtpd/smtpd_proxy.h')
-rw-r--r--src/smtpd/smtpd_proxy.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/smtpd/smtpd_proxy.h b/src/smtpd/smtpd_proxy.h
new file mode 100644
index 0000000..3d35d07
--- /dev/null
+++ b/src/smtpd/smtpd_proxy.h
@@ -0,0 +1,66 @@
+/*++
+/* NAME
+/* smtpd_proxy 3h
+/* SUMMARY
+/* SMTP server pass-through proxy client
+/* SYNOPSIS
+/* #include <smtpd.h>
+/* #include <smtpd_proxy.h>
+/* DESCRIPTION
+/* .nf
+
+ /*
+ * Utility library.
+ */
+#include <vstream.h>
+#include <vstring.h>
+
+ /*
+ * Application-specific.
+ */
+typedef int PRINTFPTRLIKE(3, 4) (*SMTPD_PROXY_CMD_FN) (SMTPD_STATE *, int, const char *,...);
+typedef int PRINTFPTRLIKE(3, 4) (*SMTPD_PROXY_REC_FPRINTF_FN) (VSTREAM *, int, const char *,...);
+typedef int (*SMTPD_PROXY_REC_PUT_FN) (VSTREAM *, int, const char *, ssize_t);
+
+typedef struct SMTPD_PROXY {
+ /* Public. */
+ VSTREAM *stream;
+ VSTRING *request; /* proxy request buffer */
+ VSTRING *reply; /* proxy reply buffer */
+ SMTPD_PROXY_CMD_FN cmd;
+ SMTPD_PROXY_REC_FPRINTF_FN rec_fprintf;
+ SMTPD_PROXY_REC_PUT_FN rec_put;
+ /* Private. */
+ int flags;
+ VSTREAM *service_stream;
+ const char *service_name;
+ int timeout;
+ const char *ehlo_name;
+ const char *mail_from;
+} SMTPD_PROXY;
+
+#define SMTPD_PROXY_FLAG_SPEED_ADJUST (1<<0)
+
+#define SMTPD_PROXY_NAME_SPEED_ADJUST "speed_adjust"
+
+#define SMTPD_PROX_WANT_BAD 0xff /* Do not use */
+#define SMTPD_PROX_WANT_NONE '\0' /* Do not receive reply */
+#define SMTPD_PROX_WANT_ANY '0' /* Expect any reply */
+#define SMTPD_PROX_WANT_OK '2' /* Expect 2XX reply */
+#define SMTPD_PROX_WANT_MORE '3' /* Expect 3XX reply */
+
+extern int smtpd_proxy_create(SMTPD_STATE *, int, const char *, int, const char *, const char *);
+extern void smtpd_proxy_close(SMTPD_STATE *);
+extern void smtpd_proxy_free(SMTPD_STATE *);
+extern int smtpd_proxy_parse_opts(const char *, const char *);
+
+/* LICENSE
+/* .ad
+/* .fi
+/* The Secure Mailer license must be distributed with this software.
+/* AUTHOR(S)
+/* Wietse Venema
+/* IBM T.J. Watson Research
+/* P.O. Box 704
+/* Yorktown Heights, NY 10598, USA
+/*--*/