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authorV3n3RiX <venerix@redcorelinux.org>2017-10-09 18:53:29 +0100
committerV3n3RiX <venerix@redcorelinux.org>2017-10-09 18:53:29 +0100
commit4f2d7949f03e1c198bc888f2d05f421d35c57e21 (patch)
treeba5f07bf3f9d22d82e54a462313f5d244036c768 /net-dialup/mingetty/files
reinit the tree, so we can have metadata
Diffstat (limited to 'net-dialup/mingetty/files')
-rw-r--r--net-dialup/mingetty/files/mingetty-1.08-check_chroot_chdir_nice.patch36
-rw-r--r--net-dialup/mingetty/files/mingetty-1.08-utf8.patch156
2 files changed, 192 insertions, 0 deletions
diff --git a/net-dialup/mingetty/files/mingetty-1.08-check_chroot_chdir_nice.patch b/net-dialup/mingetty/files/mingetty-1.08-check_chroot_chdir_nice.patch
new file mode 100644
index 000000000000..84599667551b
--- /dev/null
+++ b/net-dialup/mingetty/files/mingetty-1.08-check_chroot_chdir_nice.patch
@@ -0,0 +1,36 @@
+Check chdir() on chroot() syscalls (and similar) as chroot without proper
+chdir() allows to escape from changed root.
+
+http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=597382
+https://sourceforge.net/tracker/?func=detail&aid=3095679&group_id=80387&atid=559616
+
+--- mingetty-1.08/mingetty.c
++++ mingetty-1.08/mingetty.c
+@@ -422,12 +422,21 @@
+ while ((logname = get_logname ()) == 0)
+ /* do nothing */ ;
+
+- if (ch_root)
+- chroot (ch_root);
+- if (ch_dir)
+- chdir (ch_dir);
+- if (priority)
+- nice (priority);
++ if (ch_root) {
++ if (chroot (ch_root))
++ error ("chroot(\"%s\") failed: %s", ch_root, strerror (errno));
++ if (chdir("/"))
++ error ("chdir(\"/\") failed: %s", strerror (errno));
++ }
++ if (ch_dir) {
++ if (chdir (ch_dir))
++ error ("chdir(\"%s\") failed: %s", ch_dir, strerror (errno));
++ }
++ if (priority) {
++ errno = 0; /* see the nice(2) NOTES for why we do this */
++ if ((nice (priority) == -1) && (errno != 0))
++ error ("nice(%d) failed: %s", priority, strerror (errno));
++ }
+
+ execl (loginprog, loginprog, autologin? "-f" : "--", logname, NULL);
+ error ("%s: can't exec %s: %s", tty, loginprog, strerror (errno));
diff --git a/net-dialup/mingetty/files/mingetty-1.08-utf8.patch b/net-dialup/mingetty/files/mingetty-1.08-utf8.patch
new file mode 100644
index 000000000000..c57bc0b6ad4e
--- /dev/null
+++ b/net-dialup/mingetty/files/mingetty-1.08-utf8.patch
@@ -0,0 +1,156 @@
+diff -Nru mingetty-1.08.orig/mingetty.c mingetty-1.08/mingetty.c
+--- mingetty-1.08.orig/mingetty.c 2008-01-18 13:13:07.000000000 +0200
++++ mingetty-1.08/mingetty.c 2008-01-30 00:14:25.000000000 +0200
+@@ -16,10 +16,15 @@
+ * - autologin only at first login
+ * - /etc/mingetty.conf that can be used instead of /etc/inittab for
+ * command line options
+- * - Can UTF-8 setup be done within mingetty?
++ * - Can UTF-8 setup be done within mingetty? Let's try now :-) (VinzC)
+ * - Also add /bin/login-type functionality in here?
+ */
+
++/* Additional comments: Vincent Cadet <vcadet@hotmail.com> (2006-11-21)
++ * - Attempt to make mingetty support UTF-8. Modifications were imported
++ * from Suse migetty.c 0.9.6s.
++ */
++
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <unistd.h>
+@@ -39,6 +44,19 @@
+ #include <syslog.h>
+ #include <sys/utsname.h>
+ #include <time.h>
++#include <locale.h>
++#include <iconv.h>
++#include <wctype.h>
++#include <sys/kd.h>
++#include <sys/ttydefaults.h>
++
++#ifndef IUTF8
++# ifndef ASM_IUTF8
++# error ASM_IUTF8 input flag not defined - Cannot define IUTF8
++# else
++# define IUTF8 ASM_IUTF8
++# endif
++#endif
+
+ /* name of this program (argv[0]) */
+ static char *progname;
+@@ -76,6 +94,8 @@
+ static char *autologin = NULL;
+ /* try to read a char before dropping to login prompt */
+ static int loginpause = 0;
++/* terminal mode */
++static int mode = K_RAW;
+
+ /* error() - output error messages */
+ static void error (const char *fmt, ...)
+@@ -189,10 +209,21 @@
+ if (fd > 2)
+ close (fd);
+
++ /* Detect mode of current keyboard setup, e.g. for UTF-8 */
++ if (ioctl(0, KDGKBMODE, &mode) < 0)
++ mode = K_RAW;
++
+ /* Write a reset string to the terminal. This is very linux-specific
+ and should be checked for other systems. */
+ if (noclear == 0)
+- write (0, "\033c", 2);
++ /* don't write a full reset (ESC c) because this leaves the
++ unicode mode again if the terminal was in unicode mode
++ and also undos the ESC sequences in CONSOLE_MAGIC which
++ are needed for some languages/console-fonts.
++ Just put the cursor to the home position (ESC [ H),
++ erase everything below the cursor (ESC [ J), and set the
++ scrolling region to the full window (ESC [ r) */
++ write (0, "\033[r\033[H\033[J", 9);
+
+ sigaction (SIGHUP, &sa_old, NULL);
+ }
+@@ -298,32 +329,75 @@
+
+ static char *get_logname (void)
+ {
+- static char logname[40];
++ static char logname[4*UT_NAMESIZE];
+ char *bp;
+ unsigned char c;
++ int ascii;
++ iconv_t ic;
+
+ tcflush (0, TCIFLUSH); /* flush pending input */
++
++ /* Check for UTF-8 mode */
++ switch(mode) {
++ case K_UNICODE:
++ ascii = 0;
++ setlocale(LC_CTYPE, "en_US.UTF-8");
++ break;
++ case K_RAW:
++ case K_MEDIUMRAW:
++ case K_XLATE:
++ default:
++ ascii = 1;
++ setlocale(LC_CTYPE, "POSIX");
++ break;
++ }
++
+ for (*logname = 0; *logname == 0;) {
+ do_prompt (1);
+ for (bp = logname;;) {
+ if (read (0, &c, 1) < 1) {
+- if (errno == EINTR || errno == EIO
+- || errno == ENOENT)
++ if (errno == EINTR || errno == EAGAIN) {
++ usleep(1000);
++ continue;
++ }
++ if (errno == EIO || errno == ENOENT)
+ exit (EXIT_SUCCESS);
+ error ("%s: read: %s", tty, strerror (errno));
+ }
+ if (c == '\n' || c == '\r') {
+ *bp = 0;
+ break;
+- } else if (!isprint (c))
+- error ("%s: invalid character 0x%x in login"
+- " name", tty, c);
++ }
++
++ if (ascii && !isprint (c))
++ error ("%s: invalid character 0x%x in login name", tty, c);
+ else if ((size_t)(bp - logname) >= sizeof (logname) - 1)
+ error ("%s: too long login name", tty);
+- else
+- *bp++ = c;
++
++ *bp++ = c;
+ }
+ }
++
++ if (!ascii && (ic = iconv_open("WCHAR_T", "UTF-8"))) {
++ char tmpbuf[4*sizeof(logname)], *op, *lp;
++ size_t len = bp - logname;
++ size_t out = sizeof(tmpbuf) - 1;
++ size_t wcl;
++ wint_t *wcp;
++
++ op = tmpbuf;
++ lp = logname;
++ if ((wcl = iconv(ic , &lp, &len, &op, &out)) == (size_t)-1)
++ error ("%s: invalid character conversion for login name", tty);
++ iconv_close(ic);
++
++ wcp = (wint_t*)tmpbuf;
++ wcp[wcl] = (wint_t)0;
++ while (*wcp) {
++ if (!iswprint(*wcp++))
++ error ("%s: invalid character for login name found", tty);
++ }
++ }
+ return logname;
+ }
+