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146 lines
5.2 KiB
C
146 lines
5.2 KiB
C
/* Copyright (c) 2015-2017, Michael Santos <michael.santos@gmail.com>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <limits.h>
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#include <err.h>
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#include <sys/types.h>
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#include <strophe.h>
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#define XMPPIPE_VERSION "0.12.0"
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#define XMPPIPE_RESOURCE "xmppipe"
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#define XMPPIPE_STREQ(a,b) (strcmp((a),(b)) == 0)
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#define XMPPIPE_STRNEQ(a,b) (strcmp((a),(b)) != 0)
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#define BASE64_LENGTH(n) ((((n) + 2) / 3) * 4)
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enum {
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XMPPIPE_S_DISCONNECTED,
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XMPPIPE_S_CONNECTING,
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XMPPIPE_S_CONNECTED,
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XMPPIPE_S_MUC_SERVICE_LOOKUP,
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XMPPIPE_S_MUC_FEATURE_LOOKUP,
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XMPPIPE_S_MUC_WAITJOIN,
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XMPPIPE_S_MUC_JOIN,
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XMPPIPE_S_MUC_UNLOCK,
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XMPPIPE_S_READY,
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XMPPIPE_S_READY_AVAIL,
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XMPPIPE_S_READY_EMPTY,
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};
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enum {
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XMPPIPE_OPT_DISCARD = 1 << 0, /* Throw away stdin if no occupants in MUC */
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XMPPIPE_OPT_DISCARD_TO_STDOUT = 1 << 1, /* Throw away stdin and send to local stdout */
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XMPPIPE_OPT_EOF = 1 << 2, /* Keep running on stdin EOF */
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XMPPIPE_OPT_SIGPIPE = 1 << 3, /* Exit if no occupants in MUC */
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XMPPIPE_OPT_GROUPCHAT = 1 << 4, /* Use groupchat */
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XMPPIPE_OPT_CHAT_MARKER = 1 << 5, /* Display chat markers */
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};
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enum {
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XMPPIPE_FMT_TEXT = 0,
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XMPPIPE_FMT_CSV
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};
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typedef struct {
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xmpp_ctx_t *ctx;
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xmpp_conn_t *conn;
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int handled;
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char *room; /* room, room@conference.xmpp.example.com */
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char *server; /* xmpp.example.com */
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char *resource; /* nick */
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char *mucservice; /* conference.xmpp.example.com */
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char *mucjid; /* room@conference.xmpp.example.com/nick */
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char *subject; /* topic/subject for MUC */
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char *out; /* room@conference.xmpp.example.com */
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int status;
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int occupants;
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u_int32_t poll; /* milliseconds */
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u_int32_t keepalive; /* periodically send a keepalive (milliseconds) */
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u_int32_t keepalive_fail; /* number of consecutive keepalives without a reply */
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u_int32_t keepalive_limit; /* number of keepalives without a reply */
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u_int32_t interval; /* time since last keepalive (milliseconds) */
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size_t bufsz; /* size of read buffer */
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int sm_enabled; /* stanzas: iq, message, presence */
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u_int32_t sm_request; /* count of sent stanzas */
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u_int32_t sm_request_unack; /* count of unacknowledged stream management requests */
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u_int32_t sm_request_interval; /* request ack every interval stanzas */
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u_int32_t sm_ack_recv; /* count of stanzas received from server */
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u_int32_t sm_ack_sent; /* server's count of stanzas we've sent */
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u_int32_t sm_unacked;
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u_int32_t sm_fc;
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int opt;
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int verbose;
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int encode; /* base64 encode/decode data to MUC */
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int format; /* input format: stdin, colon */
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} xmppipe_state_t;
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int handle_message(xmpp_conn_t * const, xmpp_stanza_t * const, void * const);
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int xmppipe_fmt_init();
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char *xmppipe_fmt_encode(const char *);
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char *xmppipe_nfmt_encode(const char *, size_t);
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char *xmppipe_fmt_decode(const char *);
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char *xmppipe_nfmt_decode(const char *, size_t);
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int xmppipe_set_nonblock(int fd);
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char *xmppipe_servername(char *);
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char *xmppipe_roomname(char *);
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char *xmppipe_conference(char *, char *);
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char *xmppipe_mucjid(char *, char *);
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char *xmppipe_getenv(const char *);
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char *xmppipe_strdup(const char *);
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void *xmppipe_malloc(size_t);
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void *xmppipe_calloc(size_t, size_t);
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char *xmppipe_strtok(char *str, char const *delims);
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xmpp_stanza_t *xmppipe_stanza_new(xmpp_ctx_t *);
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void xmppipe_stanza_set_attribute(xmpp_stanza_t * const, const char * const,
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const char * const);
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void xmppipe_stanza_set_id(xmpp_stanza_t * const, const char * const);
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void xmppipe_stanza_set_name(xmpp_stanza_t *, const char * const);
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void xmppipe_stanza_set_ns(xmpp_stanza_t * const, const char * const);
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void xmppipe_stanza_set_text(xmpp_stanza_t *, const char * const);
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void xmppipe_stanza_set_type(xmpp_stanza_t * const, const char * const);
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void xmppipe_stanza_add_child(xmpp_stanza_t *, xmpp_stanza_t *);
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int xmppipe_sandbox_init(xmppipe_state_t *state);
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int xmppipe_sandbox_stdin(xmppipe_state_t *state);
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int xmppipe_conn_fd(xmppipe_state_t *state);
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int b64_ntop(u_char const *src, size_t srclength, char *target,
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size_t targsize);
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int b64_pton(char const *src, u_char *target, size_t targsize);
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#ifndef HAVE_STRTONUM
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long long strtonum(const char *numstr, long long minval, long long maxval,
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const char **errstrp);
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#endif
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