94 lines
3.5 KiB
C
94 lines
3.5 KiB
C
/*
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* Copyright 1997 Massachusetts Institute of Technology
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby
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* granted, provided that both the above copyright notice and this
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* permission notice appear in all copies, that both the above
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* copyright notice and this permission notice appear in all
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* supporting documentation, and that the name of M.I.T. not be used
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* in advertising or publicity pertaining to distribution of the
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* software without specific, written prior permission. M.I.T. makes
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied
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* warranty.
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*
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* THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
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* ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
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* SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: fetch.h,v 1.6 1998/09/20 00:01:26 jkh Exp $
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*/
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#ifndef fetch_h
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#define fetch_h 1
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#define BUFFER_SIZE 1024
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#define FETCH_VERSION "fetch/1.0"
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#define PATH_CP "/bin/cp"
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struct fetch_state {
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const char *fs_status;
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const char *fs_outputfile;
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int fs_verbose; /* -q, -v option */
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int fs_newtime; /* -n option */
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int fs_mirror; /* -m option */
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int fs_restart; /* -r option */
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int fs_timeout; /* -T option */
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int fs_passive_mode; /* -p option */
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int fs_linkfile; /* -l option */
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int fs_precious; /* -R option */
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int fs_auto_retry; /* -a option */
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int fs_linux_bug; /* -b option */
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int fs_use_connect; /* -t option */
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off_t fs_expectedsize; /* -S option */
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int fs_reportsize; /* -s option */
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time_t fs_modtime;
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void *fs_proto;
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int (*fs_retrieve)(struct fetch_state *);
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int (*fs_close)(struct fetch_state *);
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};
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struct uri_scheme {
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const char *sc_name; /* name of the scheme, <32 characters */
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int (*sc_parse)(struct fetch_state *, const char *);
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/* routine to parse a URI and build state */
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int (*sc_proxy_parse)(struct fetch_state *, const char *);
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/* same, but for proxy case */
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const char *sc_proxy_envar; /* envar used to determine proxy */
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const char *sc_proxy_by; /* list of protos which can proxy us */
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/* The rest is filled in dynamically... */
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int sc_can_proxy;
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struct uri_scheme *sc_proxyproto;
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};
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extern struct uri_scheme file_scheme, ftp_scheme, http_scheme;
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void adjmodtime(struct fetch_state *fs);
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void catchsig(int signo);
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void display(struct fetch_state *fs, off_t total, ssize_t thisincr);
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void init_schemes(void);
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void rm(struct fetch_state *fs);
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void setup_sigalrm(void);
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void unsetup_sigalrm(void);
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void *safe_malloc(size_t len);
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char *percent_decode(const char *orig);
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char *safe_strdup(const char *orig);
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char *safe_strndup(const char *orig, size_t len);
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char *to_base64(const unsigned char *buf, size_t len);
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int from_base64(const char *orig, unsigned char *buf, size_t *lenp);
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int parse_host_port(const char *str, char **hostname, int *port);
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int parse_uri(struct fetch_state *fs, const char *uri);
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#endif /* ! fetch_h */
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