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/*
* ProFTPD - mod_proxy FTP Facts routines
* Copyright (c) 2020 TJ Saunders
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
*
* As a special exemption, TJ Saunders and other respective copyright holders
* give permission to link this program with OpenSSL, and distribute the
* resulting executable, without including the source code for OpenSSL in the
* source distribution.
*/
#include "mod_proxy.h"
#include "proxy/ftp/facts.h"
/* Similar to those of mod_facts. */
/* NOTE: We only want to parse/handle any OPTS MLST commands from the frontend
* client IFF the DirectoryListPolicy is "LIST". Otherwise, let the backend
* handle them. But...what if the backend doesn't support OPTS MLST? Do
* we watch for that error, and handle it ourselves (e.g. show our defaults)?
*/
static unsigned long facts_opts = PROXY_FTP_FACTS_OPT_SHOW_MODIFY|
PROXY_FTP_FACTS_OPT_SHOW_PERM|
PROXY_FTP_FACTS_OPT_SHOW_SIZE|
PROXY_FTP_FACTS_OPT_SHOW_TYPE|
PROXY_FTP_FACTS_OPT_SHOW_UNIQUE|
PROXY_FTP_FACTS_OPT_SHOW_UNIX_GROUP|
PROXY_FTP_FACTS_OPT_SHOW_UNIX_GROUP_NAME|
PROXY_FTP_FACTS_OPT_SHOW_UNIX_MODE|
PROXY_FTP_FACTS_OPT_SHOW_UNIX_OWNER|
PROXY_FTP_FACTS_OPT_SHOW_UNIX_OWNER_NAME;
static const char *trace_channel = "proxy.ftp.facts";
unsigned long proxy_ftp_facts_get_opts(void) {
return facts_opts;
}
void proxy_ftp_facts_parse_opts(char *facts) {
unsigned long opts = 0UL;
char *ptr;
if (facts == NULL) {
return;
}
ptr = strchr(facts, ';');
while (ptr != NULL) {
pr_signals_handle();
*ptr = '\0';
if (strcasecmp(facts, "modify") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_MODIFY;
} else if (strcasecmp(facts, "perm") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_PERM;
} else if (strcasecmp(facts, "size") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_SIZE;
} else if (strcasecmp(facts, "type") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_TYPE;
} else if (strcasecmp(facts, "unique") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_UNIQUE;
} else if (strcasecmp(facts, "UNIX.group") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_UNIX_GROUP;
} else if (strcasecmp(facts, "UNIX.groupname") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_UNIX_GROUP_NAME;
} else if (strcasecmp(facts, "UNIX.mode") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_UNIX_MODE;
} else if (strcasecmp(facts, "UNIX.owner") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_UNIX_OWNER;
} else if (strcasecmp(facts, "UNIX.ownername") == 0) {
opts |= PROXY_FTP_FACTS_OPT_SHOW_UNIX_OWNER_NAME;
} else {
pr_trace_msg(trace_channel, 7,
"client requested unsupported fact '%s'", facts);
}
*ptr = ';';
facts = ptr + 1;
ptr = strchr(facts, ';');
}
facts_opts = opts;
}
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