Mario Fetka
135 lines
4.8 KiB
C
135 lines
4.8 KiB
C
/****************************************************************************
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* <Novell-copyright>
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* Copyright (c) 2001 Novell, Inc. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public License
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, contact Novell, Inc.
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*
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* To contact Novell about this file by physical or electronic mail, you
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* may find current contact information at www.novell.com.
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* </Novell-copyright>
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****************************************************************************/
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#ifndef BONGO_SMTP_PROTOCOL_H
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#define BONGO_SMTP_PROTOCOL_H
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#include <stddef.h>
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#include <stdint.h>
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/* RFC 5321 section 4.5.3.1.4 includes the terminating CRLF. */
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#define SMTP_COMMAND_LINE_MAX 510U
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typedef enum {
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SMTP_COMMAND_UNKNOWN = 0,
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SMTP_COMMAND_AUTH,
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SMTP_COMMAND_BDAT,
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SMTP_COMMAND_DATA,
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SMTP_COMMAND_EHLO,
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SMTP_COMMAND_ETRN,
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SMTP_COMMAND_EXPN,
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SMTP_COMMAND_HELO,
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SMTP_COMMAND_HELP,
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SMTP_COMMAND_MAIL,
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SMTP_COMMAND_NOOP,
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SMTP_COMMAND_QUIT,
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SMTP_COMMAND_RCPT,
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SMTP_COMMAND_RSET,
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SMTP_COMMAND_SAML,
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SMTP_COMMAND_SEND,
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SMTP_COMMAND_SOML,
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SMTP_COMMAND_STARTTLS,
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SMTP_COMMAND_VRFY
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} SMTPCommand;
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typedef enum {
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SMTP_PARAMETER_OK = 0,
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SMTP_PARAMETER_SYNTAX,
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SMTP_PARAMETER_UNSUPPORTED,
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SMTP_PARAMETER_BINARYMIME
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} SMTPParameterResult;
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typedef enum {
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SMTP_BODY_UNSPECIFIED = 0,
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SMTP_BODY_7BIT,
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SMTP_BODY_8BITMIME,
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SMTP_BODY_BINARYMIME
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} SMTPBodyType;
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#define SMTP_ENVID_MAX 100U
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#define SMTP_ORCPT_MAX 500U
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#define SMTP_ORCPT_WIRE_MAX (SMTP_ORCPT_MAX * 10U + 16U)
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#define SMTP_NOTIFY_SUCCESS (1U << 0)
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#define SMTP_NOTIFY_FAILURE (1U << 1)
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#define SMTP_NOTIFY_DELAY (1U << 2)
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#define SMTP_NOTIFY_NEVER (1U << 3)
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typedef struct {
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SMTPBodyType body;
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int size_supplied;
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uint64_t size;
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int smtp_utf8;
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int require_tls;
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int ret_supplied;
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int ret_full;
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int envid_supplied;
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char envid[SMTP_ENVID_MAX + 1U];
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int auth_supplied;
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} SMTPMailParameters;
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typedef struct {
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int notify_supplied;
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unsigned int notify;
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int orcpt_supplied;
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char orcpt[SMTP_ORCPT_MAX + 1U];
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} SMTPRcptParameters;
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SMTPCommand SMTPParseCommandLine(const char *line, size_t line_length,
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const char **arguments);
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int SMTPArgumentsEmpty(const char *arguments);
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int SMTPParseGreetingArgument(const char *arguments, char *domain,
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size_t domain_size);
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int SMTPParseBdatArguments(const char *arguments, uint64_t *chunk_size,
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int *last_chunk);
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int SMTPParseVerifyArguments(const char *arguments, char *query,
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size_t query_size, int *smtp_utf8);
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int SMTPPathIsSafe(const char *path);
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int SMTPRecipientPathIsValid(const char *path);
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int SMTPXtextEncode(const char *value, char *encoded, size_t encoded_size);
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int SMTPXtextDecode(const char *encoded, char *value, size_t value_size);
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int SMTPFormatOrcptValue(const char *original, int smtp_utf8,
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char *wire_value, size_t wire_value_size);
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int SMTPFormatDsnMailOptions(int ret_explicit, int ret_full,
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const char *envid, char *options,
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size_t options_size);
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int SMTPFormatDsnRcptOptions(int notify_explicit,
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unsigned int notify,
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const char *original_recipient,
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int smtp_utf8, char *options,
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size_t options_size);
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int SMTPDeliveryResultFromReply(unsigned int reply_code,
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const char *reply_text);
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int SMTPRequireTlsHasAuthenticatedPolicy(int mx_dnssec_authenticated,
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int dane_authenticated,
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int mta_sts_enforced,
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int web_pki_verification);
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SMTPParameterResult SMTPParseMailParameters(const char *parameters,
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SMTPMailParameters *result);
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SMTPParameterResult SMTPParseRcptParameters(const char *parameters,
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int smtp_utf8,
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SMTPRcptParameters *result);
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int SMTPParseReplyLine(const char *line, size_t line_length,
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unsigned int *code, int *continuation,
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const char **text);
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#endif
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