diff options
Diffstat (limited to 'cpukit/libnetworking/rtems/mkrootfs.c')
| -rw-r--r-- | cpukit/libnetworking/rtems/mkrootfs.c | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/cpukit/libnetworking/rtems/mkrootfs.c b/cpukit/libnetworking/rtems/mkrootfs.c deleted file mode 100644 index 9414eaeb14..0000000000 --- a/cpukit/libnetworking/rtems/mkrootfs.c +++ /dev/null @@ -1,248 +0,0 @@ -#include <machine/rtems-bsd-kernel-space.h> - -/* - ------------------------------------------------------------------------ - - Copyright Cybertec Pty Ltd, 2000 - All rights reserved Cybertec Pty Ltd, 2000 - - COPYRIGHT (c) 1989-1998. - On-Line Applications Research Corporation (OAR). - - The license and distribution terms for this file may be - found in the file LICENSE in this distribution or at - - http://www.rtems.org/license/LICENSE. - - This software with is provided ``as is'' and with NO WARRANTY. - - ------------------------------------------------------------------------ - - Set of helpers when creating a root file system. The root filesystem - in RTEMS is the In Memory Filesystem (IMFS). We could copy an exiting - filesystem to here, how-ever a number of files can have target - specific initialisation info which we need to write. - - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <errno.h> -#include <stdio.h> -#include <string.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <fcntl.h> -#include <unistd.h> -#include <sys/socket.h> -#include <netinet/in.h> - -#include <rtems/mkrootfs.h> -#include <rtems/libio.h> -#include <rtems/endian.h> - -/* - * A table a list of names and their modes. - */ - -typedef struct rtems_rootfs_dir_table -{ - const char *name; - mode_t mode; -} rtems_rootfs_dir_table; - -/* - * Table of directorys to make. - */ - -static const rtems_rootfs_dir_table default_directories[] = -{ - { "/bin", S_IFDIR | S_IRWXU | S_IXGRP | S_IRGRP | S_IROTH | S_IXOTH }, - { "/etc", S_IFDIR | S_IRWXU | S_IXGRP | S_IRGRP | S_IROTH | S_IXOTH }, - { "/dev", S_IFDIR | S_IRWXU | S_IXGRP | S_IRGRP | S_IROTH | S_IXOTH }, - { "/usr/bin", S_IFDIR | S_IRWXU | S_IXGRP | S_IRGRP | S_IROTH | S_IXOTH } -}; - -#define MKFILE_MODE (S_IRUSR | S_IWUSR | S_IWGRP | S_IRGRP | S_IROTH) -#define MKDIR_MODE (S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) - -/* - * Create enough files to support the networking stack. - * Points to a table of strings. - */ - -int -rtems_rootfs_file_append (const char *file, - mode_t omode, - const int line_cnt, - const char **lines) -{ - struct stat sb; - int fd; - int i; - - /* - * See is a file exists. If it does not, create the - * file and the path to the file. - */ - - fd = -1; - - if (stat(file, &sb)) - { - if (errno == ENOENT) - { - /* - * Get the path to the file if one exists and create the - * path. If it exists nothing happens. - */ - - size_t i = strlen (file); - - while (i) - { - if (file[i] == '/') - { - char path[128]; - - if (i >= sizeof path) - { - printf ("root fs, path too long `%s'\n", file); - return -1; - } - - strncpy (path, file, i); - path[i] = '\0'; - - if (rtems_mkdir (path, MKDIR_MODE)) - return -1; - break; - } - i--; - } - - if ((fd = open (file, O_CREAT | O_APPEND | O_WRONLY, omode)) < 0) - { - printf ("root fs, cannot create file `%s' : %s\n", - file, strerror (errno)); - return -1; - } - } - } - - if (fd < 0) - { - if ((fd = open (file, O_APPEND | O_WRONLY)) < 0) - { - printf ("root fs, cannot open file `%s' : %s\n", - file, strerror (errno)); - return -1; - } - } - - for (i = 0; i < line_cnt; i++) - { - size_t len = strlen (lines[i]); - - if (len) - { - if (write (fd, lines[i], strlen (lines[i])) < 0) - { - close (fd); - printf ("root fs, cannot write to `%s' : %s\n", - file, strerror (errno)); - return -1; - } - } - } - - return close (fd); -} - -/* - * Write hosts record. - */ - -int -rtems_rootfs_append_host_rec (in_addr_t cip, - const char *cname, - const char *dname) -{ - char buf[128]; - char *bufp = buf; - const char *bufl[1]; - struct in_addr ip; - - ip.s_addr = cip; - - if (cname && strlen (cname)) - { - char addrbuf[INET_ADDRSTRLEN]; - - snprintf (bufp, sizeof (buf), "%s\t\t%s", inet_ntoa_r (ip, addrbuf), cname); - bufp += strlen (buf); - - if (dname && strlen (dname)) - { - snprintf (bufp, sizeof (buf), "\t\t%s.%s", cname, dname); - bufp += strlen (buf); - } - - strcat (buf, "\n"); - - bufl[0] = buf; - - if (rtems_rootfs_file_append ("/etc/hosts", MKFILE_MODE, 1, bufl) < 0) - return -1; - } - else - { - printf ("rootfs hosts rec append, no cname supplied\n"); - return -1; - } - - return 0; -} - -/* - * Create a root file system. - */ - -int -rtems_create_root_fs (void) -{ - const char *lines[1]; - size_t i; - - /* - * Create the directories. - */ - - for (i = 0; - i < (sizeof (default_directories) / sizeof (rtems_rootfs_dir_table)); - i++) - if (rtems_mkdir (default_directories[i].name, - default_directories[i].mode)) - return -1; - - /* - * The TCP/IP stack likes this one. If DNS does not work - * use the host file. - */ - - lines[0] = "hosts,bind\n"; - - if (rtems_rootfs_file_append ("/etc/host.conf", MKFILE_MODE, 1, lines)) - return -1; - - /* - * Create a `/etc/hosts' file. - */ - - if (rtems_rootfs_append_host_rec (htonl (0x7f000001), "localhost", "localdomain")) - return -1; - - return 0; -} |