An HTTP(S), FTP client.
Found a copy of some old OpenBSD days hacking stashed somewhere in
the backups. This version saw the light of the day as official
OpenBSD ftp(1) for a grand total of 1 day :-)
/*
* Copyright (c) 2020 Sunil Nimmagadda <sunil@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <err.h>
#include <signal.h>
#include <stdio.h>
#include <string.h>
#include "ftp.h"
struct url *ftp_proxy, *http_proxy;
volatile sig_atomic_t interrupted;
const char *useragent;
char *oarg;
int activemode, family, io_debug, verbose, progressmeter;
int
fd_request(char *path, int flags, off_t *offset)
{
/* dummy */
return 0;
}
static struct {
const char *str;
struct url url;
int noparse;
} testcases[] = {
{ "http://google.com/index.html", {
S_HTTP, 0, "google.com", "80", "/index.html" } },
{ "https://google.com:", {
S_HTTPS, 0, "google.com", "443" } },
{ "file:.", {
S_FILE, 0, NULL, NULL, "." } },
{ "http://[::1]:/index.html", {
S_HTTP, 1, "::1", "80", "/index.html" } },
{ "http://[::1]:1234/", {
S_HTTP, 1, "::1", "1234", "/" } },
{ "foo.bar", {}, 1 },
{ "http://[::1:1234", {}, 1 },
{ "http://[1::2::3]:1234", {
S_HTTP, 0, "1::2::3", "1234" } },
{ "http://foo.com:bar", {
S_HTTP, 0, "foo.com", "bar" } },
{ "http:/foo.com", {}, 1 },
{ "http://foo:bar@baz.com", {
S_HTTP, 0, "baz.com", "80" } },
{ "http://[::1]abcd/", {}, 1 },
{ " http://localhost:8080", {
S_HTTP, 0, "localhost", "8080" } },
{ "ftps://localhost:21", {}, 1 },
{ "http://marc.info/?l=openbsd-tech&m=151790635206581&q=raw", {
S_HTTP, 0, "marc.info", "80", "/?l=openbsd-tech&m=151790635206581&q=raw" } },
{ "file://disklabel.template", {
S_FILE, 0, NULL, NULL, "/disklabel.template" } },
{ "file:/disklabel.template", {
S_FILE, 0, NULL, NULL, "/disklabel.template" } },
{ "file:///disklabel.template", {
S_FILE, 0, NULL, NULL, "/disklabel.template" } },
};
static int
ptr_null_cmp(void *a, void *b)
{
if ((a && b == NULL) || (a == NULL && b))
return 1;
return 0;
}
static int
url_cmp(struct url *a, struct url *b)
{
if (ptr_null_cmp(a, b) ||
ptr_null_cmp(a->host, b->host) ||
ptr_null_cmp(a->port, b->port) ||
ptr_null_cmp(a->path, b->path))
return 1;
if (a->scheme != b->scheme ||
(a->host && strcmp(a->host, b->host)) ||
(a->port && strcmp(a->port, b->port)) ||
(a->path && strcmp(a->path, b->path)))
return 1;
return 0;
}
int
main(void)
{
struct url *url, *eurl;
size_t i;
if (freopen("/dev/null", "w", stderr) == NULL)
err(1, "freopen");
for (i = 0; i < nitems(testcases); i++) {
url = url_parse(testcases[i].str);
if (testcases[i].noparse) {
if (url != NULL)
goto bad;
continue;
}
if (url_cmp(url, &testcases[i].url) != 0)
goto bad;
}
return 0;
bad:
printf("%s\n", testcases[i].str);
eurl = &testcases[i].url;
printf("Expected: scheme = %s, host = %s, port = %s, path = %s\n",
url_scheme_str(eurl->scheme), eurl->host, eurl->port, eurl->path);
printf("Got: scheme = %s, host = %s, port = %s, path = %s\n",
url_scheme_str(url->scheme), url->host, url->port, url->path);
return 1;
}