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MilterClient * | client | Read / Write / Construct Only |
MilterMessageResult * | message-result | Read / Write |
MilterOption * | option | Read / Write |
guint | packet-buffer-size | Read / Write |
gchar * | quarantine-reason | Read / Write |
MilterClientContextState | state | Read / Write |
MilterStatus | status | Read / Write |
#define | MILTER_CLIENT_CONTEXT_ERROR |
enum | MilterClientContextError |
enum | MilterClientContextState |
GEnum ├── MilterClientContextError ╰── MilterClientContextState GObject ╰── MilterAgent ╰── MilterProtocolAgent ╰── MilterClientContext
The MilterClientContext
processes one milter protocol
session. It means MilterClientContext
instance is
created for each milter protocol session.
To process each milter protocol command, you need to
connect signals of
MilterClientContext
. MilterClientContext
has signals
that correspond to milter protocol events:
NOTE: You will need to check whether the current state is
message processing or not. You can use
MILTER_CLIENT_CONTEXT_STATE_IN_MESSAGE_PROCESSING
for it.
Here is an example to connect signals. It connects all signals and each connected signal handler prints its event name:
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static MilterStatus cb_negotiate (MilterClientContext *context, MilterOption *option, gpointer user_data) { g_print("negotiate\n"); return MILTER_STATUS_ALL_OPTIONS; } static MilterStatus cb_connect (MilterClientContext *context, const gchar *host_name, const struct sockaddr *address, socklen_t address_length, gpointer user_data) { g_print("connect\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_helo (MilterClientContext *context, const gchar *fqdn, gpointer user_data) { g_print("helo\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_envelope_from (MilterClientContext *context, const gchar *from, gpointer user_data) { g_print("envelope-from\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_envelope_recipient (MilterClientContext *context, const gchar *to, gpointer user_data) { g_print("envelope-recipient\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_data (MilterClientContext *context, gpointer user_data) { g_print("data\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_header (MilterClientContext *context, const gchar *name, const gchar *value, gpointer user_data) { g_print("header\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_end_of_header (MilterClientContext *context, gpointer user_data) { g_print("end-of-header\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_body (MilterClientContext *context, const gchar *chunk, gsize length, gpointer user_data) { g_print("body\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_end_of_message (MilterClientContext *context, const gchar *chunk, gsize length, gpointer user_data) { g_print("end-of-message\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_abort (MilterClientContext *context, MilterClientContextState state, gpointer user_data) { g_print("abort\n"); return MILTER_STATUS_CONTINUE; } static MilterStatus cb_unknown (MilterClientContext *context, const gchar *command, gpointer user_data) { g_print("unknown\n"); return MILTER_STATUS_CONTINUE; } static void setup_context_signals (MilterClientContext *context) { #define CONNECT(name) \ g_signal_connect(context, #name, G_CALLBACK(cb_ ## name), NULL) CONNECT(negotiate); CONNECT(connect); CONNECT(helo); CONNECT(envelope_from); CONNECT(envelope_recipient); CONNECT(data); CONNECT(header); CONNECT(end_of_header); CONNECT(body); CONNECT(end_of_message); CONNECT(abort); CONNECT(unknown); #undef CONNECT } |
#define MILTER_CLIENT_CONTEXT_STATE_IN_MESSAGE_PROCESSING(state)
MilterClientContext *
milter_client_context_new (MilterClient *client
);
Creates a new context object. Normally, context object is
created by MilterClient
and passed by
“connection-established” signal.
gboolean milter_client_context_feed (MilterClientContext *context
,const gchar *chunk
,gsize size
,GError **error
);
Feeds a chunk to the context
. You can use it for testing
or debugging.
context |
||
chunk |
the string to be fed to |
|
size |
the size of |
|
error |
return location for an error, or |
gpointer
milter_client_context_get_private_data
(MilterClientContext *context
);
Gets the private data of the context
.
void milter_client_context_set_private_data (MilterClientContext *context
,gpointer data
,GDestroyNotify destroy
);
Sets the private data of the context
. data
is
destroyed by destroy
when data
is unset. data
is unset
when new private data is set or context
is destroyed.
gboolean milter_client_context_set_reply (MilterClientContext *context
,guint code
,const gchar *extended_code
,const gchar *message
,GError **error
);
Sets the error reply code. 4xx code
is used on
MILTER_REPLY_TEMPORARY_FAILURE
. 5xx code
is used on
MILTER_REPLY_REJECT
.
See also smfi_setreply on milter.org.
gchar *
milter_client_context_format_reply (MilterClientContext *context
);
Formats the current error reply code specified by
milter_client_context_set_reply()
. If error reply code
isn't set, this function returns NULL
.
gboolean milter_client_context_add_header (MilterClientContext *context
,const gchar *name
,const gchar *value
,GError **error
);
Adds a header to the current message's header list. This function can be called in “end-of-message” signal.
See also smfi_addheader on milter.org.
FIXME: write about MILTER_ACTION_ADD_HEADERS
.
context |
||
name |
the header name. |
|
value |
the header value. |
|
error |
return location for an error, or |
gboolean milter_client_context_insert_header (MilterClientContext *context
,guint32 index
,const gchar *name
,const gchar *value
,GError **error
);
Inserts a header into the current message's header lists
at index
. This function can be called in
“end-of-message” signal. See also
smfi_insheader on milter.org.
FIXME: write about MILTER_ACTION_ADD_HEADERS.
context |
||
index |
the index to be inserted. |
|
name |
the header name. |
|
value |
the header value. |
|
error |
return location for an error, or |
gboolean milter_client_context_change_header (MilterClientContext *context
,const gchar *name
,guint32 index
,const gchar *value
,GError **error
);
Changes a header that is located at index
in headers
that all of them are named name
. If value
is NULL
, the
header is deleted. This function can be
called in “end-of-message” signal.
See also smfi_chgheader on milter.org.
FIXME: write about MILTER_ACTION_CHANGE_HEADERS.
gboolean milter_client_context_delete_header (MilterClientContext *context
,const gchar *name
,guint32 index
,GError **error
);
Deletes a header that is located at index
in headers
that all of them are named name
. This function can be
called in “end-of-message” signal.
This function works same as
milter_client_context_change_header()
with NULL
as
value
.
FIXME: write about MILTER_ACTION_CHANGE_HEADERS.
context |
||
name |
the header name. |
|
index |
the index of headers that all of them are named
|
|
error |
return location for an error, or |
gboolean milter_client_context_change_from (MilterClientContext *context
,const gchar *from
,const gchar *parameters
,GError **error
);
Changes the envelope from address of the current message.
ESMTP's 'MAIL FROM' parameter can be set by
parameters
. parameters
may be NULL
. This function can be
called in “end-of-message” signal.
See also smfi_chgfrom
on milter.org.
FIXME: write about MILTER_ACTION_CHANGE_FROM.
gboolean milter_client_context_add_recipient (MilterClientContext *context
,const gchar *recipient
,const gchar *parameters
,GError **error
);
Adds a new envelope recipient address to the current
message. ESMTP's 'RCPT TO' parameter can be set by
parameters
. parameters
may be NULL
. This function can
be called in “end-of-message”
signal. See also smfi_addrcpt
and smfi_addrcpt_par
on milter.org.
FIXME: write about MILTER_ACTION_ADD_RECIPIENT and MILTER_ACTION_ADD_ENVELOPE_RECIPIENT_WITH_PARAMETERS.
gboolean milter_client_context_delete_recipient (MilterClientContext *context
,const gchar *recipient
,GError **error
);
Removes a envelope recipient that named recipient
. This
function can be called in
“end-of-message” signal. See also
smfi_delrcpt
on milter.org.
FIXME: write about MILTER_ACTION_DELETE_RECIPIENT.
context |
||
recipient |
the envelope recipient address to be removed. |
|
error |
return location for an error, or |
gboolean milter_client_context_replace_body (MilterClientContext *context
,const gchar *body
,gsize body_size
,GError **error
);
Replaces the body of the current message with body
. This
function can be called in
“end-of-message” signal. See also
smfi_replacebody
on milter.org.
FIXME: write about MILTER_ACTION_CHANGE_BODY.
context |
||
body |
the new body. |
|
body_size |
the size of |
|
error |
return location for an error, or |
gboolean
milter_client_context_progress (MilterClientContext *context
);
Notifies the MTA that this milter is still in progress. This function can be called in “end-of-message” signal. See also smfi_progress on milter.org.
gboolean milter_client_context_quarantine (MilterClientContext *context
,const gchar *reason
);
Quarantines the current message with reason
. This
function can be called in
“end-of-message” signal. See also
smfi_quarantine
on milter.org.
FIXME: write about MILTER_ACTION_QUARANTINE.
void milter_client_context_set_timeout (MilterClientContext *context
,guint timeout
);
Sets the timeout by seconds. If MTA doesn't responses in
timeout
seconds, “timeout”
signal is emitted. See also
smfi_settimeout
on milter.org.
guint
milter_client_context_get_timeout (MilterClientContext *context
);
Gets the timeout by seconds.
void milter_client_context_set_state (MilterClientContext *context
,MilterClientContextState state
);
Sets the current state.
MilterClientContextState
milter_client_context_get_state (MilterClientContext *context
);
Gets the current state.
void milter_client_context_set_quarantine_reason (MilterClientContext *context
,const gchar *reason
);
Sets the quarantine reason.
const gchar *
milter_client_context_get_quarantine_reason
(MilterClientContext *context
);
Gets the quarantine reason.
MilterClientContextState
milter_client_context_get_last_state (MilterClientContext *context
);
Gets the last state. It's one of start, negotiate, connect, helo, envelope-from, envelope-recipient, data, unknown, header, end-of-header, body and end-of-message.
void milter_client_context_set_status (MilterClientContext *context
,MilterStatus status
);
Sets the current status.
MilterStatus
milter_client_context_get_status (MilterClientContext *context
);
Gets the current status.
void milter_client_context_set_option (MilterClientContext *context
,MilterOption *option
);
Sets the option for the context.
MilterOption *
milter_client_context_get_option (MilterClientContext *context
);
Gets the socket address of connected server for the context.
void milter_client_context_set_socket_address (MilterClientContext *context
,MilterGenericSocketAddress *address
);
Sets the socket address of connected server for the context.
MilterGenericSocketAddress *
milter_client_context_get_socket_address
(MilterClientContext *context
);
MilterMessageResult *
milter_client_context_get_message_result
(MilterClientContext *context
);
Gets the message result of context
.
void milter_client_context_set_message_result (MilterClientContext *context
,MilterMessageResult *result
);
Sets the message result of context
.
void
milter_client_context_reset_message_related_data
(MilterClientContext *context
);
Resets message related data of context
.
Normally, you don't need to call this function.
guint
milter_client_context_get_n_processing_sessions
(MilterClientContext *context
);
Returns number of the current processing sessions.
void milter_client_context_set_packet_buffer_size (MilterClientContext *context
,guint size
);
Sets the packet buffer size for the context. Packets on end-of-message are buffered until the buffer size is full. Packet buffering is for performance.
guint
milter_client_context_get_packet_buffer_size
(MilterClientContext *context
);
Gets the packet buffer size for the context.
void milter_client_context_set_mail_transaction_shelf_value (MilterClientContext *context
,const gchar *key
,const gchar *value
);
Sets the string for the mail_transaction_shelf.
const gchar * milter_client_context_get_mail_transaction_shelf_value (MilterClientContext *context
,const gchar *key
);
Gets the string for the mail_transaction_shelf.
GHashTable *
milter_client_context_get_mail_transaction_shelf
(MilterClientContext *context
);
Gets the mail_transaction_shelf. This is a mail-transaction scope storage.
void
milter_client_context_clear_mail_transaction_shelf
(MilterClientContext *context
);
Remove all keys and values from mail_transaction_shelf.
void milter_client_context_mail_transaction_shelf_foreach (MilterClientContext *context
,GHFunc func
,gpointer user_data
);
A wrapper for g_hash_table_foreach()
.
#define MILTER_CLIENT_CONTEXT_ERROR (milter_client_context_error_quark())
Used to get the GError quark for MilterClientContext errors.
These identify the variable errors that can occur while
calling MilterClientContext
functions.
Indicates a
status code specified by
|
||
Indicates an IO error causing on writing/reading milter protocol data. |
||
Indicates unexpected
|
||
Indicates
unexpected operation is requested on the current
|
||
Indicates
unexpected operation is requested on the context's
|
||
These identify the state of MilterClientContext
.
Invalid state. |
||
Just started. |
||
Starting negotiation. |
||
Received negotiation response. |
||
Sent connection information. |
||
Received connection information response. |
||
Starting HELO. |
||
Received HELO response. |
||
Starting MAIL FROM command. |
||
Receive MAIL FROM response. |
||
Starting RCPT TO command. |
||
Receive RCPT TO response. |
||
Starting DATA command. |
||
Receive DATA response. |
||
Receiving unknown SMTP command. |
||
Receive unknown SMTP command response. |
||
Sent a header. |
||
Receive header response. |
||
All headers are sent. |
||
Receive end-of-header response. |
||
Sending body chunks. |
||
Received body response. |
||
All body chunks are sent. |
||
Receive end-of-message response. |
||
Starting quitting. |
||
Receive quit response. |
||
Starting aborting. |
||
Receive abort response. |
||
Finished. |
“client”
property “client” MilterClient *
The client of the context.
Flags: Read / Write / Construct Only
“message-result”
property “message-result” MilterMessageResult *
The message result of client context.
Flags: Read / Write
“packet-buffer-size”
property“packet-buffer-size” guint
The packet buffer size of the client context.
Flags: Read / Write
Default value: 0
“quarantine-reason”
property“quarantine-reason” gchar *
The quarantine reason of client context.
Flags: Read / Write
Default value: NULL
“state”
property“state” MilterClientContextState
The state of client context.
Flags: Read / Write
Default value: MILTER_CLIENT_CONTEXT_STATE_INVALID
“status”
property“status” MilterStatus
The status of client context.
Flags: Read / Write
Default value: MILTER_STATUS_DEFAULT
“abort”
signalMilterStatus user_function (MilterClientContext *context, MilterClientContextState Returns, gpointer user_data)
Flags: Run Last
“abort-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“body”
signalMilterStatus user_function (MilterClientContext *context, gchar *chunk, guint64 size, gpointer user_data)
Flags: Run Last
“body-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“connect”
signalMilterStatus user_function (MilterClientContext *context, gchar *host_name, gpointer address, guint address_size, gpointer user_data)
Flags: Run Last
“connect-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“data”
signalMilterStatus user_function (MilterClientContext *context, gpointer user_data)
Flags: Run Last
“data-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“define-macro”
signalvoid user_function (MilterClientContext *context, MilterCommand command, gpointer macros, gpointer user_data)
Flags: Run Last
“end-of-header”
signalMilterStatus user_function (MilterClientContext *context, gpointer user_data)
Flags: Run Last
“end-of-header-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“end-of-message”
signalMilterStatus user_function (MilterClientContext *context, gchar *Returns, guint64 arg2, gpointer user_data)
Flags: Run Last
“end-of-message-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“envelope-from”
signalMilterStatus user_function (MilterClientContext *context, gchar *from, gpointer user_data)
Flags: Run Last
“envelope-from-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“envelope-recipient”
signalMilterStatus user_function (MilterClientContext *context, gchar *recipient, gpointer user_data)
Flags: Run Last
“envelope-recipient-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“header”
signalMilterStatus user_function (MilterClientContext *context, gchar *name, gchar *value, gpointer user_data)
Flags: Run Last
“header-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“helo”
signalMilterStatus user_function (MilterClientContext *context, gchar *fqdn, gpointer user_data)
Flags: Run Last
“helo-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last
“message-processed”
signalvoid user_function (MilterClientContext *milterclientcontext, MilterMessageResult *arg1, gpointer user_data)
Flags: Run Last
“negotiate”
signalMilterStatus user_function (MilterClientContext *context, MilterOption *option, MilterMacrosRequests *macros_requests, gpointer user_data)
Flags: Run Last
“negotiate-response”
signalvoid user_function (MilterClientContext *context, MilterOption *option, MilterMacrosRequests *macros_requests, MilterStatus status, gpointer user_data)
Flags: Run Last
“timeout”
signalvoid user_function (MilterClientContext *context, gpointer user_data)
Flags: Run Last
“unknown”
signalMilterStatus user_function (MilterClientContext *context, gchar *command, gpointer user_data)
Flags: Run Last
“unknown-response”
signalvoid user_function (MilterClientContext *context, MilterStatus status, gpointer user_data)
Flags: Run Last