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/*
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 * Copyright (c) 2004-2005 vlad902 <vlad902 [at] gmail.com>
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 * This file is part of the Metasploit Framework.
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 * $Revision$
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 */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <string.h>
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#include <errno.h>
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#include <stdio.h>
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#include "cmd.h"
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/* Taken from solar eclipse's vuln.c */
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void cmd_lsfd(int argc, char * argv[])
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{
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	int fd;
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	for(fd=0; fd <= 1024; fd++)
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	{
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		struct stat st;
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		char perm[10] = "---------";
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		if (fstat(fd, &st) == 0)
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		{
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			char *type, *p;
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			char extra[1024];
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			memset(extra, 0, sizeof(extra));
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			if(S_ISREG(st.st_mode))
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				type = "file";
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			if(S_ISDIR(st.st_mode))
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				type = "directory";
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			if(S_ISCHR(st.st_mode))
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			{
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				type = "character";
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				p = ttyname(fd);
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				if (p != NULL)
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					strncpy(extra, p, sizeof(extra));
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			}
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			if(S_ISBLK(st.st_mode))
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				type = "block";
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			if(S_ISFIFO(st.st_mode))
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				type = "fifo";
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			if(S_ISLNK(st.st_mode))
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				type = "symlink";
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			if(S_ISSOCK(st.st_mode))
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			{
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				char locip[16], remip[16];
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				struct sockaddr_in loc, rem;
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				unsigned int slen = sizeof(struct sockaddr);
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				memset(locip, 0, sizeof(locip));
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				memset(remip, 0, sizeof(remip));
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				getsockname(fd, (struct sockaddr *)&loc, &slen);
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				getpeername(fd, (struct sockaddr *)&rem, &slen);
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				strncpy(locip, (char *) inet_ntoa(loc.sin_addr), sizeof(locip));
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				strncpy(remip, (char *) inet_ntoa(rem.sin_addr), sizeof(remip));
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				snprintf(extra, sizeof(extra), "%s:%u -> %s:%u", 
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					locip, ntohs(loc.sin_port), 
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					remip, ntohs(rem.sin_port));
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				type = "socket";
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			}
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			if(st.st_mode & S_IRUSR) perm[0] = 'r';
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			if(st.st_mode & S_IWUSR) perm[1] = 'w';
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			if(st.st_mode & S_IXUSR) perm[2] = 'x';
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			if(st.st_mode & S_IRGRP) perm[3] = 'r';
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			if(st.st_mode & S_IWGRP) perm[4] = 'w';
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			if(st.st_mode & S_IXGRP) perm[5] = 'x';
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			if(st.st_mode & S_IROTH) perm[6] = 'r';
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			if(st.st_mode & S_IWOTH) perm[7] = 'w';
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			if(st.st_mode & S_IXOTH) perm[8] = 'x';
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			printf("[%d] [%s] dev=%d ino=%d uid=%d gid=%d rdev=%d size=%d %s (%s)\n",
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				fd,
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				perm,
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				(int)st.st_dev,
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				(int)st.st_ino,
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				st.st_uid,
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				st.st_gid,
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				(int)st.st_rdev,
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				(int)st.st_size,
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				type,
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				extra);
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		}
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	}
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}
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