166 lines
5.3 KiB
C
166 lines
5.3 KiB
C
/*
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* Mbuni - Open Source MMS Gateway
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*
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* Misc. functions
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*
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* Copyright (C) 2003 - 2005, Digital Solutions Ltd. - http://www.dsmagic.com
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*
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* Paul Bagyenda <bagyenda@dsmagic.com>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License, with a few exceptions granted (see LICENSE)
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*/
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#ifndef __MMS_UTIL__INCLUDED__
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#define __MMS_UTIL__INCLUDED__
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#include "gwlib/gwlib.h"
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#include "gwlib/mime.h"
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#include "config.h"
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#include "mms_strings.h"
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#include "mms_msg.h"
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#include "mms_mm7soap.h"
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#include "mms_cfg.h"
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#include "mms_mmbox.h"
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/* Send errors */
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#define MMS_SEND_OK 0
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#define MMS_SEND_ERROR_TRANSIENT -1
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#define MMS_SEND_ERROR_FATAL -2
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#define SEND_ERROR_STR(e) ((e) == MMS_SEND_OK ? "Sent" : (e) == MMS_SEND_ERROR_TRANSIENT ? "Retry later" : "Failed")
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/* Useful headers. */
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#define XMSISDN_HEADER "X-WAP-Network-Client-MSISDN"
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#define XIP_HEADER "X-WAP-Network-Client-IP"
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#define MM_NAME "Mbuni"
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#define EAIF_VERSION "3.0"
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/* used by mmbox and queue code -- directory stuff. */
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#define _TT "0123456789abcdefghijklmnopqrstuvwxyz"
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#define _TTSIZE (-1 + sizeof _TT)
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/* Global variables and shared code used by all modules. */
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#define MMSC_VERSION VERSION
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#define MMS_NAME PACKAGE
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/* Message location flags: Used to distinguish fetch-urls */
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enum mms_loc_t {MMS_LOC_MMBOX = 1, MMS_LOC_MQUEUE=2};
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extern int mms_load_core_settings(mCfgGrp *cgrp);
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extern Octstr *mms_maketransid(char *qf, Octstr *mmscname);
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extern Octstr *mms_getqf_fromtransid(Octstr *transid);
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extern Octstr *mms_isodate(time_t t);
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void mms_lib_init(void);
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void mms_lib_shutdown(void);
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/* get content type while stripping params. If any param is null, fails. */
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int get_content_type(List *hdrs, Octstr **type, Octstr **params);
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/* Takes a header value, returns the value proper and any parameters... */
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int split_header_value(Octstr *value, Octstr **base_value, Octstr **params);
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/* Returns a list of parameters as http_headers given the semi-comma delimited string.*/
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List *get_value_parameters(Octstr *params);
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Octstr *make_value_parameters(List *params);
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/* Where value is comma-separated, make separate header items. */
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void unpack_mimeheaders(MIMEEntity *m);
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/* Where element has base64 encoding, decode. */
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void unbase64_mimeparts(MIMEEntity *m);
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/* Where element contains binary data, encode it base64. */
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void base64_mimeparts(MIMEEntity *m);
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/* Send this message to email recipient: Returns 0 on success 1 or 2 on profile error
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* (negate to get right one), -ve on some other error
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*/
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int mms_sendtoemail(Octstr *from, Octstr *to,
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Octstr *subject, Octstr *msgid,
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MmsMsg *msg, int dlr, Octstr **error,
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char *sendmail_cmd, Octstr *myhostname,
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int trans_msg,
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int trans_smil, char *txt, char *html, int append_hostname);
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/* log to access log. */
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void mms_log(char *logmsg, Octstr *from, List *to,
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int msize, Octstr *msgid,
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Octstr *acct,
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Octstr *viaproxy,
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char *interface,
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Octstr *ua, Octstr *mmboxloc);
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void mms_log2(char *logmsg, Octstr *from, Octstr *to,
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int msize, Octstr *msgid,
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Octstr *acct,
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Octstr *viaproxy,
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char *interface,
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Octstr *ua, Octstr *mmboxloc);
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/*
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* lockfile: tries to lock a file, returns 0 if success, errno (which could be +ve) otherwise.
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* we use flock()
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*/
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int mm_lockfile(int fd, char *fname, int shouldblock);
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/* Returns true if the character is printable or space */
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int _mms_gw_isprint(int c);
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/* Special form of cfg_get which returns zero-length string when there is nothing. */
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Octstr *_mms_cfg_getx(mCfgGrp *grp, Octstr *item);
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/* Get envelope data from message headers. */
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void mms_collect_envdata_from_msgheaders(List *mh, List **xto,
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Octstr **subject,
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Octstr **otransid, time_t *expiryt,
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time_t *deliveryt, long default_msgexpiry);
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/* Simple hash function */
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unsigned long _mshash(char *s);
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/* Tell us whether address is a phone number. */
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int isphonenum(Octstr *s);
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/* Fixup an address: Add type, etc. */
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void _mms_fixup_address(Octstr *address);
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/* Check that host is one of hosts in semi-colon separated list in host_list */
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int is_allowed_host(Octstr *host, Octstr *host_list);
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/* escape (backlash) special shell characters. */
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void escape_shell_chars(Octstr *str);
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/* Parse CGI variables out of a HTTP POST request.
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* This function understands both standard POST and enctype multipart/form-data
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* For the latter it puts the content type of each of the variables found into
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* cgivars_ctypes (as HTTPCGIVars where name is the field name and value is the content type)
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* cgivars argument is the cgivars as passed to us by http_accept_request. For GET
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* HTTP requests this is returned unchanged, otherwise it is augmented with the
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* variables found.
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*/
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int parse_cgivars(List *request_headers, Octstr *request_body,
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List **cgivars, List **cgivar_ctypes);
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/* Helper function: The gwlib func adds an additional MIME-Version header which is not ideal! */
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List *_x_mime_entity_headers(MIMEEntity *m);
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/* get content-ID header, fix: WAP decoder may leave " at beginning */
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Octstr *_x_get_content_id(List *headers);
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/* Remove the boundary element from a list of headers. */
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void strip_boundary_element(List *headers, char *s);
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#define MAXQTRIES 100
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#define BACKOFF_FACTOR 5*60 /* In seconds */
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#define QUEUERUN_INTERVAL 1*60 /* 1 minutes. */
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#define DEFAULT_EXPIRE 3600*24*7 /* One week */
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#endif
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