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-rw-r--r--ChangeLog29
-rw-r--r--Makeconfig2
-rw-r--r--Makefile2
-rw-r--r--gshadow/Makefile38
-rw-r--r--gshadow/Versions21
-rw-r--r--gshadow/fgetsgent.c88
-rw-r--r--gshadow/fgetsgent_r.c76
-rw-r--r--gshadow/getsgent.c30
-rw-r--r--gshadow/getsgent_r.c30
-rw-r--r--gshadow/getsgnam.c30
-rw-r--r--gshadow/getsgnam_r.c30
-rw-r--r--gshadow/gshadow.h131
-rw-r--r--gshadow/putsgent.c71
-rw-r--r--gshadow/sgetsgent.c78
-rw-r--r--gshadow/sgetsgent_r.c70
-rw-r--r--gshadow/tst-gshadow.c138
-rw-r--r--include/gshadow.h15
-rw-r--r--nss/Makefile4
-rw-r--r--nss/Versions7
-rw-r--r--nss/nss_files/files-parse.c88
-rw-r--r--nss/nss_files/files-sgrp.c38
-rw-r--r--nss/nsswitch.conf1
-rw-r--r--nss/sgrp-lookup.c24
-rw-r--r--sysdeps/generic/paths.h1
-rw-r--r--sysdeps/unix/sysv/linux/paths.h1
25 files changed, 1018 insertions, 25 deletions
diff --git a/ChangeLog b/ChangeLog
index 744832a..85a7d24 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,32 @@
+2009-04-23 Ulrich Drepper <drepper@redhat.com>
+
+ [BZ #9955]
+ * gshadow/Makefile: New file.
+ * gshadow/Versions: New file.
+ * gshadow/fgetsgent.c: New file.
+ * gshadow/fgetsgent_r.c: New file.
+ * gshadow/getsgent.c: New file.
+ * gshadow/getsgent_r.c: New file.
+ * gshadow/getsgnam.c: New file.
+ * gshadow/getsgnam_r.c: New file.
+ * gshadow/gshadow.h: New file.
+ * gshadow/putsgent.c: New file.
+ * gshadow/sgetsgent.c: New file.
+ * gshadow/sgetsgent_r.c: New file.
+ * gshadow/tst-gshadow.c: New file.
+ * include/gshadow.h: New file.
+ * Makeconfig (all-subdirs): Add gshadow.
+ * Makefile (installed-headers): Add gshadow/gshadow.h.
+ * nss/Makefile (databases): Add sgrp.
+ * nss/Versions: Add gshadow functions as private exports.
+ * nss/nsswitch.conf: Add gshadow entry.
+ * nss/sgrp-lookup.c: New file.
+ * nss/nss_files/files-parse.c: Add STRING_LIST macro. Rewrite
+ parse_list to handle STRING_LIST and TRAILING_LIST_PARSER.
+ * nss/nss_files/files-sgrp.c: New file.
+ * sysdeps/generic/paths.h: Add _PATH_GSHADOW.
+ * sysdeps/unix/sysv/linux/paths.h: Likewise.
+
2009-04-22 Ulrich Drepper <drepper@redhat.com>
* stdio-common/printf.h: Add missing const to register_printf_modifier.
diff --git a/Makeconfig b/Makeconfig
index c904a83..64886ae 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -918,7 +918,7 @@ endif
all-subdirs = csu assert ctype locale intl catgets math setjmp signal \
stdlib stdio-common libio malloc string wcsmbs time dirent \
grp pwd posix io termios resource misc socket sysvipc gmon \
- gnulib iconv iconvdata wctype manual shadow po argp \
+ gnulib iconv iconvdata wctype manual shadow gshadow po argp \
crypt nss localedata timezone rt conform debug \
$(add-on-subdirs) $(dlfcn) $(binfmt-subdir)
diff --git a/Makefile b/Makefile
index a5df22b..cab5ff3 100644
--- a/Makefile
+++ b/Makefile
@@ -271,7 +271,7 @@ installed-headers = argp/argp.h assert/assert.h catgets/nl_types.h \
crypt/crypt.h ctype/ctype.h debug/execinfo.h \
dirent/dirent.h dlfcn/dlfcn.h elf/elf.h elf/link.h \
gmon/sys/gmon.h gmon/sys/gmon_out.h gmon/sys/profil.h \
- grp/grp.h iconv/iconv.h iconv/gconv.h \
+ grp/grp.h gshadow/gshadow.h iconv/iconv.h iconv/gconv.h \
$(wildcard inet/netinet/*.h) \
$(wildcard inet/arpa/*.h inet/protocols/*.h) \
inet/aliases.h inet/ifaddrs.h inet/netinet/ip6.h \
diff --git a/gshadow/Makefile b/gshadow/Makefile
new file mode 100644
index 0000000..0c3d42b
--- /dev/null
+++ b/gshadow/Makefile
@@ -0,0 +1,38 @@
+# Copyright (C) 2009 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+
+# The GNU C Library 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
+# Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public
+# License along with the GNU C Library; if not, write to the Free
+# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+# 02111-1307 USA.
+
+#
+# Makefile for gshadow.
+#
+subdir := gshadow
+
+headers = gshadow.h
+routines = getsgent getsgnam sgetsgent fgetsgent putsgent \
+ getsgent_r getsgnam_r sgetsgent_r fgetsgent_r
+
+tests = tst-gshadow
+
+CFLAGS-getsgent_r.c = -fexceptions
+CFLAGS-getsgent.c = -fexceptions
+CFLAGS-fgetsgent.c = -fexceptions
+CFLAGS-fgetsgent_r.c = -fexceptions -D_IO_MTSAFE_IO
+CFLAGS-putsgent.c = -fexceptions -D_IO_MTSAFE_IO
+CFLAGS-getsgnam.c = -fexceptions
+CFLAGS-getsgnam_r.c = -fexceptions
+
+include ../Rules
diff --git a/gshadow/Versions b/gshadow/Versions
new file mode 100644
index 0000000..00a410b
--- /dev/null
+++ b/gshadow/Versions
@@ -0,0 +1,21 @@
+libc {
+ GLIBC_2.10 {
+ # e*
+ endsgent;
+
+ # f*
+ fgetsgent; fgetsgent_r;
+
+ # g*
+ getsgent; getsgent_r; getsgnam; getsgnam_r; getsgent_r; getsgnam_r;
+
+ # p*
+ putsgent;
+
+ # s*
+ setsgent;
+
+ # s*
+ sgetsgent; sgetsgent_r;
+ }
+}
diff --git a/gshadow/fgetsgent.c b/gshadow/fgetsgent.c
new file mode 100644
index 0000000..098edfe
--- /dev/null
+++ b/gshadow/fgetsgent.c
@@ -0,0 +1,88 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <bits/libc-lock.h>
+#include <gshadow.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+/* A reasonable size for a buffer to start with. */
+#define BUFLEN_SPWD 1024
+
+/* We need to protect the dynamic buffer handling. */
+__libc_lock_define_initialized (static, lock);
+
+libc_freeres_ptr (static char *buffer);
+
+/* Read one shadow entry from the given stream. */
+struct sgrp *
+fgetsgent (FILE *stream)
+{
+ static size_t buffer_size;
+ static struct sgrp resbuf;
+ fpos_t pos;
+ struct sgrp *result;
+ int save;
+
+ if (fgetpos (stream, &pos) != 0)
+ return NULL;
+
+ /* Get lock. */
+ __libc_lock_lock (lock);
+
+ /* Allocate buffer if not yet available. */
+ if (buffer == NULL)
+ {
+ buffer_size = BUFLEN_SPWD;
+ buffer = malloc (buffer_size);
+ }
+
+ while (buffer != NULL
+ && (__fgetsgent_r (stream, &resbuf, buffer, buffer_size, &result)
+ == ERANGE))
+ {
+ char *new_buf;
+ buffer_size += BUFLEN_SPWD;
+ new_buf = realloc (buffer, buffer_size);
+ if (new_buf == NULL)
+ {
+ /* We are out of memory. Free the current buffer so that the
+ process gets a chance for a normal termination. */
+ save = errno;
+ free (buffer);
+ __set_errno (save);
+ }
+ buffer = new_buf;
+
+ /* Reset the stream. */
+ if (fsetpos (stream, &pos) != 0)
+ buffer = NULL;
+ }
+
+ if (buffer == NULL)
+ result = NULL;
+
+ /* Release lock. Preserve error value. */
+ save = errno;
+ __libc_lock_unlock (lock);
+ __set_errno (save);
+
+ return result;
+}
diff --git a/gshadow/fgetsgent_r.c b/gshadow/fgetsgent_r.c
new file mode 100644
index 0000000..25c05bf7
--- /dev/null
+++ b/gshadow/fgetsgent_r.c
@@ -0,0 +1,76 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <ctype.h>
+#include <errno.h>
+#include <gshadow.h>
+#include <stdio.h>
+
+/* Define a line parsing function using the common code
+ used in the nss_files module. */
+
+#define STRUCTURE sgrp
+#define ENTNAME sgent
+#define EXTERN_PARSER 1
+struct sgent_data {};
+
+#include <nss/nss_files/files-parse.c>
+
+
+/* Read one shadow entry from the given stream. */
+int
+__fgetsgent_r (FILE *stream, struct sgrp *resbuf, char *buffer, size_t buflen,
+ struct sgrp **result)
+{
+ char *p;
+
+ _IO_flockfile (stream);
+ do
+ {
+ buffer[buflen - 1] = '\xff';
+ p = fgets_unlocked (buffer, buflen, stream);
+ if (p == NULL && feof_unlocked (stream))
+ {
+ _IO_funlockfile (stream);
+ *result = NULL;
+ __set_errno (ENOENT);
+ return errno;
+ }
+ if (p == NULL || buffer[buflen - 1] != '\xff')
+ {
+ _IO_funlockfile (stream);
+ *result = NULL;
+ __set_errno (ERANGE);
+ return errno;
+ }
+
+ /* Skip leading blanks. */
+ while (isspace (*p))
+ ++p;
+ } while (*p == '\0' || *p == '#' || /* Ignore empty and comment lines. */
+ /* Parse the line. If it is invalid, loop to
+ get the next line of the file to parse. */
+ ! parse_line (buffer, (void *) resbuf, (void *) buffer, buflen,
+ &errno));
+
+ _IO_funlockfile (stream);
+
+ *result = resbuf;
+ return 0;
+}
+weak_alias (__fgetsgent_r, fgetsgent_r)
diff --git a/gshadow/getsgent.c b/gshadow/getsgent.c
new file mode 100644
index 0000000..544227c
--- /dev/null
+++ b/gshadow/getsgent.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2009.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <gshadow.h>
+
+
+#define LOOKUP_TYPE struct sgrp
+#define SETFUNC_NAME setsgent
+#define GETFUNC_NAME getsgent
+#define ENDFUNC_NAME endsgent
+#define DATABASE_NAME gshadow
+#define BUFLEN 1024
+
+#include "../nss/getXXent.c"
diff --git a/gshadow/getsgent_r.c b/gshadow/getsgent_r.c
new file mode 100644
index 0000000..336110e
--- /dev/null
+++ b/gshadow/getsgent_r.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2009.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <gshadow.h>
+
+
+#define LOOKUP_TYPE struct sgrp
+#define SETFUNC_NAME setsgent
+#define GETFUNC_NAME getsgent
+#define ENDFUNC_NAME endsgent
+#define DATABASE_NAME gshadow
+#define BUFLEN 1024
+
+#include "../nss/getXXent_r.c"
diff --git a/gshadow/getsgnam.c b/gshadow/getsgnam.c
new file mode 100644
index 0000000..7cd5b44
--- /dev/null
+++ b/gshadow/getsgnam.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2009.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <gshadow.h>
+
+
+#define LOOKUP_TYPE struct sgrp
+#define FUNCTION_NAME getsgnam
+#define DATABASE_NAME gshadow
+#define ADD_PARAMS const char *name
+#define ADD_VARIABLES name
+#define BUFLEN 1024
+
+#include "../nss/getXXbyYY.c"
diff --git a/gshadow/getsgnam_r.c b/gshadow/getsgnam_r.c
new file mode 100644
index 0000000..c89fb06
--- /dev/null
+++ b/gshadow/getsgnam_r.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2009.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <gshadow.h>
+
+
+#define LOOKUP_TYPE struct sgrp
+#define FUNCTION_NAME getsgnam
+#define DATABASE_NAME gshadow
+#define ADD_PARAMS const char *name
+#define ADD_VARIABLES name
+#define BUFLEN 1024
+
+#include "../nss/getXXbyYY_r.c"
diff --git a/gshadow/gshadow.h b/gshadow/gshadow.h
new file mode 100644
index 0000000..d0b28ae
--- /dev/null
+++ b/gshadow/gshadow.h
@@ -0,0 +1,131 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* Declaration of types and functions for shadow group suite. */
+
+#ifndef _GSHADOW_H
+#define _GSHADOW_H 1
+
+#include <features.h>
+
+#include <paths.h>
+
+#define __need_FILE
+#include <stdio.h>
+#define __need_size_t
+#include <stddef.h>
+
+/* Path to the user database files. */
+#define GSHADOW _PATH_GSHADOW
+
+
+__BEGIN_DECLS
+
+/* Structure of the group file. */
+struct sgrp
+ {
+ char *sg_namp; /* Group name. */
+ char *sg_passwd; /* Encrypted password. */
+ char **sg_adm; /* Group administrator list. */
+ char **sg_mem; /* Group member list. */
+ };
+
+
+/* Open database for reading.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern void setsgent (void);
+
+/* Close database.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern void endsgent (void);
+
+/* Get next entry from database, perhaps after opening the file.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern struct sgrp *getsgent (void);
+
+/* Get shadow entry matching NAME.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern struct sgrp *getsgnam (__const char *__name);
+
+/* Read shadow entry from STRING.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern struct sgrp *sgetsgent (__const char *__string);
+
+/* Read next shadow entry from STREAM.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern struct sgrp *fgetsgent (FILE *__stream);
+
+/* Write line containing shadow password entry to stream.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern int putsgent (__const struct sgrp *__g, FILE *__stream);
+
+
+#ifdef __USE_MISC
+/* Reentrant versions of some of the functions above.
+
+ These functions are not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation they are cancellation points and
+ therefore not marked with __THROW. */
+extern int getsgent_r (struct sgrp *__result_buf, char *__buffer,
+ size_t __buflen, struct sgrp **__result);
+
+extern int getsgnam_r (__const char *__name, struct sgrp *__result_buf,
+ char *__buffer, size_t __buflen,
+ struct sgrp **__result);
+
+extern int sgetsgent_r (__const char *__string, struct sgrp *__result_buf,
+ char *__buffer, size_t __buflen,
+ struct sgrp **__result);
+
+extern int fgetsgent_r (FILE *__stream, struct sgrp *__result_buf,
+ char *__buffer, size_t __buflen,
+ struct sgrp **__result);
+#endif /* misc */
+
+__END_DECLS
+
+#endif /* gshadow.h */
diff --git a/gshadow/putsgent.c b/gshadow/putsgent.c
new file mode 100644
index 0000000..938a713
--- /dev/null
+++ b/gshadow/putsgent.c
@@ -0,0 +1,71 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <gshadow.h>
+
+#define _S(x) x ? x : ""
+
+
+/* Write an entry to the given stream.
+ This must know the format of the group file. */
+int
+putsgent (const struct sgrp *g, FILE *stream)
+{
+ int errors = 0;
+
+ _IO_flockfile (stream);
+
+ if (fprintf (stream, "%s:%s:", g->sg_namp, _S (g->sg_passwd)) < 0)
+ ++errors;
+
+ bool first = true;
+ char **sp = g->sg_adm;
+ if (sp != NULL)
+ while (*sp != NULL)
+ {
+ if (fprintf (stream, "%s%s", first ? "" : ",", *sp++) < 0)
+ {
+ ++errors;
+ break;
+ }
+ first = false;
+ }
+ if (putc_unlocked (':', stream) == EOF)
+ ++errors;
+
+ first = true;
+ sp = g->sg_mem;
+ if (sp != NULL)
+ while (*sp != NULL)
+ {
+ if (fprintf (stream, "%s%s", first ? "" : ",", *sp++) < 0)
+ {
+ ++errors;
+ break;
+ }
+ first = false;
+ }
+ if (putc_unlocked ('\n', stream) == EOF)
+ ++errors;
+
+ _IO_funlockfile (stream);
+
+ return errors ? -1 : 0;
+}
diff --git a/gshadow/sgetsgent.c b/gshadow/sgetsgent.c
new file mode 100644
index 0000000..94e1315
--- /dev/null
+++ b/gshadow/sgetsgent.c
@@ -0,0 +1,78 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <bits/libc-lock.h>
+#include <gshadow.h>
+#include <stdlib.h>
+
+
+/* A reasonable size for a buffer to start with. */
+#define BUFLEN_SPWD 1024
+
+/* We need to protect the dynamic buffer handling. */
+__libc_lock_define_initialized (static, lock);
+
+/* Read one shadow entry from the given stream. */
+struct sgrp *
+sgetsgent (const char *string)
+{
+ static char *buffer;
+ static size_t buffer_size;
+ static struct sgrp resbuf;
+ struct sgrp *result;
+ int save;
+
+ /* Get lock. */
+ __libc_lock_lock (lock);
+
+ /* Allocate buffer if not yet available. */
+ if (buffer == NULL)
+ {
+ buffer_size = BUFLEN_SPWD;
+ buffer = malloc (buffer_size);
+ }
+
+ while (buffer != NULL
+ && __sgetsgent_r (string, &resbuf, buffer, buffer_size, &result) != 0
+ && errno == ERANGE)
+ {
+ char *new_buf;
+ buffer_size += BUFLEN_SPWD;
+ new_buf = realloc (buffer, buffer_size);
+ if (new_buf == NULL)
+ {
+ /* We are out of memory. Free the current buffer so that the
+ process gets a chance for a normal termination. */
+ save = errno;
+ free (buffer);
+ __set_errno (save);
+ }
+ buffer = new_buf;
+ }
+
+ if (buffer == NULL)
+ result = NULL;
+
+ /* Release lock. Preserve error value. */
+ save = errno;
+ __libc_lock_unlock (lock);
+ __set_errno (save);
+
+ return result;
+}
diff --git a/gshadow/sgetsgent_r.c b/gshadow/sgetsgent_r.c
new file mode 100644
index 0000000..72c51fe
--- /dev/null
+++ b/gshadow/sgetsgent_r.c
@@ -0,0 +1,70 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <ctype.h>
+#include <errno.h>
+#include <gshadow.h>
+#include <stdio.h>
+#include <string.h>
+
+/* Define a line parsing function using the common code
+ used in the nss_files module. */
+
+#define STRUCTURE sgrp
+#define ENTNAME sgent
+struct sgent_data {};
+
+
+#define TRAILING_LIST_MEMBER sg_mem
+#define TRAILING_LIST_SEPARATOR_P(c) ((c) == ',')
+#include <nss/nss_files/files-parse.c>
+LINE_PARSER
+(,
+ STRING_FIELD (result->sg_namp, ISCOLON, 0);
+ if (line[0] == '\0'
+ && (result->sg_namp[0] == '+' || result->sg_namp[0] == '-'))
+ {
+ result->sg_passwd = NULL;
+ result->sg_adm = NULL;
+ result->sg_mem = NULL;
+ }
+ else
+ {
+ STRING_FIELD (result->sg_passwd, ISCOLON, 0);
+ STRING_LIST (result->sg_adm, ':');
+ }
+ )
+
+
+/* Read one shadow entry from the given stream. */
+int
+__sgetsgent_r (const char *string, struct sgrp *resbuf, char *buffer,
+ size_t buflen, struct sgrp **result)
+{
+ char *sp;
+ if (string < buffer || string >= buffer + buflen)
+ sp = strncpy (buffer, string, buflen);
+ else
+ sp = (char *) string;
+
+ int parse_result = parse_line (sp, resbuf, (void *) buffer, buflen, &errno);
+ *result = parse_result > 0 ? resbuf : NULL;
+
+ return *result == NULL ? errno : 0;
+}
+weak_alias (__sgetsgent_r, sgetsgent_r)
diff --git a/gshadow/tst-gshadow.c b/gshadow/tst-gshadow.c
new file mode 100644
index 0000000..8c26a48
--- /dev/null
+++ b/gshadow/tst-gshadow.c
@@ -0,0 +1,138 @@
+#include <gshadow.h>
+#include <stdio.h>
+#include <string.h>
+
+
+static const struct sgrp data[] =
+ {
+ { (char *) "one", (char *) "pwdone",
+ (char *[]) { (char *) "admoneone", (char *) "admonetwo",
+ (char *) "admonethree", NULL },
+ (char *[]) { (char *) "memoneone", (char *) "memonetwo",
+ (char *) "memonethree", NULL } },
+ { (char *) "two", (char *) "pwdtwo",
+ (char *[]) { (char *) "admtwoone", (char *) "admtwotwo", NULL },
+ (char *[]) { (char *) "memtwoone", (char *) "memtwotwo",
+ (char *) "memtwothree", NULL } },
+ { (char *) "three", (char *) "pwdthree",
+ (char *[]) { (char *) "admthreeone", (char *) "admthreetwo", NULL },
+ (char *[]) { (char *) "memthreeone", (char *) "memthreetwo", NULL } },
+ { (char *) "four", (char *) "pwdfour",
+ (char *[]) { (char *) "admfourone", (char *) "admfourtwo", NULL },
+ (char *[]) { NULL } },
+ { (char *) "five", (char *) "pwdfive",
+ (char *[]) { NULL },
+ (char *[]) { (char *) "memfiveone", (char *) "memfivetwo", NULL } },
+ };
+#define ndata (sizeof (data) / sizeof (data[0]))
+
+
+int
+main (void)
+{
+ FILE *fp = fopen ("/tmp/aaa", "w+");//tmpfile ();
+ if (fp == NULL)
+ {
+ puts ("cannot open temporary file");
+ return 1;
+ }
+
+ for (size_t i = 0; i < ndata; ++i)
+ if (putsgent (&data[i], fp) != 0)
+ {
+ printf ("putsgent call %zu failed\n", i + 1);
+ return 1;
+ }
+
+ rewind (fp);
+
+ int result = 0;
+ int seen = -1;
+ struct sgrp *g;
+ while ((g = fgetsgent (fp)) != NULL)
+ {
+ ++seen;
+ if (strcmp (g->sg_namp, data[seen].sg_namp) != 0)
+ {
+ printf ("sg_namp of entry %d does not match: %s vs %s\n",
+ seen + 1, g->sg_namp, data[seen].sg_namp);
+ result = 1;
+ }
+ if (strcmp (g->sg_passwd, data[seen].sg_passwd) != 0)
+ {
+ printf ("sg_passwd of entry %d does not match: %s vs %s\n",
+ seen + 1, g->sg_passwd, data[seen].sg_passwd);
+ result = 1;
+ }
+ if (g->sg_adm == NULL)
+ {
+ printf ("sg_adm of entry %d is NULL\n", seen + 1);
+ result = 1;
+ }
+ else
+ {
+ int i = 1;
+ char **sp1 = g->sg_adm;
+ char **sp2 = data[seen].sg_adm;
+ while (*sp1 != NULL && *sp2 != NULL)
+ {
+ if (strcmp (*sp1, *sp2) != 0)
+ {
+ printf ("sg_adm[%d] of entry %d does not match: %s vs %s\n",
+ i, seen + 1, *sp1, *sp2);
+ result = 1;
+ }
+ ++sp1;
+ ++sp2;
+ ++i;
+ }
+ if (*sp1 == NULL && *sp2 != NULL)
+ {
+ printf ("sg_adm of entry %d has too few entries\n", seen + 1);
+ result = 1;
+ }
+ else if (*sp1 != NULL && *sp2 == NULL)
+ {
+ printf ("sg_adm of entry %d has too many entries\n", seen + 1);
+ result = 1;
+ }
+ }
+ if (g->sg_mem == NULL)
+ {
+ printf ("sg_mem of entry %d is NULL\n", seen + 1);
+ result = 1;
+ }
+ else
+ {
+ int i = 1;
+ char **sp1 = g->sg_mem;
+ char **sp2 = data[seen].sg_mem;
+ while (*sp1 != NULL && *sp2 != NULL)
+ {
+ if (strcmp (*sp1, *sp2) != 0)
+ {
+ printf ("sg_mem[%d] of entry %d does not match: %s vs %s\n",
+ i, seen + 1, *sp1, *sp2);
+ result = 1;
+ }
+ ++sp1;
+ ++sp2;
+ ++i;
+ }
+ if (*sp1 == NULL && *sp2 != NULL)
+ {
+ printf ("sg_mem of entry %d has too few entries\n", seen + 1);
+ result = 1;
+ }
+ else if (*sp1 != NULL && *sp2 == NULL)
+ {
+ printf ("sg_mem of entry %d has too many entries\n", seen + 1);
+ result = 1;
+ }
+ }
+ }
+
+ fclose (fp);
+
+ return result;
+}
diff --git a/include/gshadow.h b/include/gshadow.h
new file mode 100644
index 0000000..8a981f6
--- /dev/null
+++ b/include/gshadow.h
@@ -0,0 +1,15 @@
+#ifndef _GSHADOW_H
+#include <gshadow/gshadow.h>
+
+extern int __fgetsgent_r (FILE *stream, struct sgrp *resbuf, char *buffer,
+ size_t buflen, struct sgrp **result);
+extern int __sgetsgent_r (const char *string, struct sgrp *resbuf,
+ char *buffer, size_t buflen, struct sgrp **result);
+
+struct parser_data;
+extern int _nss_files_parse_sgent (char *line, struct sgrp *result,
+ struct parser_data *data,
+ size_t datalen, int *errnop);
+libc_hidden_proto (_nss_files_parse_sgent)
+
+#endif
diff --git a/nss/Makefile b/nss/Makefile
index f2ecadb..670e6b2 100644
--- a/nss/Makefile
+++ b/nss/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1996-1998,2000,2001,2002,2007 Free Software Foundation, Inc.
+# Copyright (C) 1996-1998,2000-2002,2007,2009 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@@ -34,7 +34,7 @@ routines = nsswitch getnssent getnssent_r digits_dots \
# Caution: if you add a database here, you must add its real name
# in databases.def, too.
databases = proto service hosts network grp pwd rpc ethers \
- spwd netgrp key alias
+ spwd netgrp key alias sgrp
others := getent
install-bin := getent
diff --git a/nss/Versions b/nss/Versions
index f7f0e56..7a9d67b 100644
--- a/nss/Versions
+++ b/nss/Versions
@@ -9,7 +9,7 @@ libc {
}
GLIBC_PRIVATE {
_nss_files_parse_grent; _nss_files_parse_pwent; _nss_files_parse_spent;
- __nss_disable_nscd; __nss_lookup_function;
+ __nss_disable_nscd; __nss_lookup_function; _nss_files_parse_sgent;
__nss_passwd_lookup2; __nss_group_lookup2; __nss_hosts_lookup2;
__nss_services_lookup2; __nss_next2;
@@ -87,6 +87,11 @@ libnss_files {
_nss_files_getspent_r;
_nss_files_getspnam_r;
+ _nss_files_setsgent;
+ _nss_files_endsgent;
+ _nss_files_getsgent_r;
+ _nss_files_getsgnam_r;
+
_nss_netgroup_parseline;
_nss_files_getpublickey;
_nss_files_getsecretkey;
diff --git a/nss/nss_files/files-parse.c b/nss/nss_files/files-parse.c
index 66615da..3603762 100644
--- a/nss/nss_files/files-parse.c
+++ b/nss/nss_files/files-parse.c
@@ -103,6 +103,7 @@ parse_line (char *line, struct STRUCTURE *result, \
EXTRA_ARGS_DECL) \
{ \
ENTDATA_DECL (data) \
+ BUFFER_PREPARE \
char *p = strpbrk (line, EOLSET "\n"); \
if (p != NULL) \
*p = '\0'; \
@@ -127,6 +128,21 @@ nss_files_parse_hidden_def (parse_line)
} \
}
+# define STRING_LIST(variable, terminator_c) \
+ { \
+ char **list = parse_list (&line, buf_start, buf_end, terminator_c, \
+ errnop); \
+ if (list) \
+ variable = list; \
+ else \
+ return -1; /* -1 indicates we ran out of space. */ \
+ \
+ /* Determine the new end of the buffer. */ \
+ while (*list != NULL) \
+ ++list; \
+ buf_start = (char *) (list + 1); \
+ }
+
/* Helper function. */
static inline uint32_t
__attribute__ ((always_inline))
@@ -178,12 +194,39 @@ strtou32 (const char *nptr, char **endptr, int base)
# ifndef TRAILING_LIST_MEMBER
+# define BUFFER_PREPARE /* Nothing to do. */
# define TRAILING_LIST_PARSER /* Nothing to do. */
# else
-# define TRAILING_LIST_PARSER \
+# define BUFFER_PREPARE \
+ char *buf_start = NULL; \
+ char *buf_end = (char *) data + datalen; \
+ if (line >= data->linebuffer && line < buf_end) \
+ /* Find the end of the line buffer, we will use the space in \
+ DATA after it for storing the vector of pointers. */ \
+ buf_start = strchr (line, '\0') + 1; \
+ else \
+ /* LINE does not point within DATA->linebuffer, so that space is \
+ not being used for scratch space right now. We can use all of \
+ it for the pointer vector storage. */ \
+ buf_start = data->linebuffer; \
+
+# define TRAILING_LIST_PARSER \
{ \
- char **list = parse_list (line, data, datalen, errnop); \
+ if (buf_start == NULL) \
+ { \
+ if (line >= data->linebuffer && line < buf_end) \
+ /* Find the end of the line buffer, we will use the space in \
+ DATA after it for storing the vector of pointers. */ \
+ buf_start = strchr (line, '\0') + 1; \
+ else \
+ /* LINE does not point within DATA->linebuffer, so that space is \
+ not being used for scratch space right now. We can use all of \
+ it for the pointer vector storage. */ \
+ buf_start = data->linebuffer; \
+ } \
+ \
+ char **list = parse_list (&line, buf_start, buf_end, '\0', errnop); \
if (list) \
result->TRAILING_LIST_MEMBER = list; \
else \
@@ -192,19 +235,12 @@ strtou32 (const char *nptr, char **endptr, int base)
static inline char **
__attribute ((always_inline))
-parse_list (char *line, struct parser_data *data, size_t datalen, int *errnop)
+parse_list (char **linep, char *eol, char *buf_end, int terminator_c,
+ int *errnop)
{
- char *eol, **list, **p;
-
- if (line >= data->linebuffer && line < (char *) data + datalen)
- /* Find the end of the line buffer, we will use the space in DATA after
- it for storing the vector of pointers. */
- eol = strchr (line, '\0') + 1;
- else
- /* LINE does not point within DATA->linebuffer, so that space is
- not being used for scratch space right now. We can use all of
- it for the pointer vector storage. */
- eol = data->linebuffer;
+ char *line = *linep;
+ char **list, **p;
+
/* Adjust the pointer so it is aligned for storing pointers. */
eol += __alignof__ (char *) - 1;
eol -= (eol - (char *) 0) % __alignof__ (char *);
@@ -214,25 +250,30 @@ parse_list (char *line, struct parser_data *data, size_t datalen, int *errnop)
p = list;
while (1)
{
- char *elt;
-
- if ((size_t) ((char *) &p[1] - (char *) data) > datalen)
+ if ((char *) (p + 2) > buf_end)
{
/* We cannot fit another pointer in the buffer. */
*errnop = ERANGE;
return NULL;
}
+
if (*line == '\0')
break;
+ if (*line == terminator_c)
+ {
+ ++line;
+ break;
+ }
/* Skip leading white space. This might not be portable but useful. */
while (isspace (*line))
++line;
- elt = line;
+ char *elt = line;
while (1)
{
- if (*line == '\0' || TRAILING_LIST_SEPARATOR_P (*line))
+ if (*line == '\0' || *line == terminator_c
+ || TRAILING_LIST_SEPARATOR_P (*line))
{
/* End of the next entry. */
if (line > elt)
@@ -241,13 +282,20 @@ parse_list (char *line, struct parser_data *data, size_t datalen, int *errnop)
/* Terminate string if necessary. */
if (*line != '\0')
- *line++ = '\0';
+ {
+ char endc = *line;
+ *line++ = '\0';
+ if (endc == terminator_c)
+ goto out;
+ }
break;
}
++line;
}
}
+ out:
*p = NULL;
+ *linep = line;
return list;
}
diff --git a/nss/nss_files/files-sgrp.c b/nss/nss_files/files-sgrp.c
new file mode 100644
index 0000000..4e12cd8
--- /dev/null
+++ b/nss/nss_files/files-sgrp.c
@@ -0,0 +1,38 @@
+/* User file parser in nss_files module.
+ Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <gshadow.h>
+
+#define STRUCTURE sgrp
+#define ENTNAME sgent
+#define DATABASE "gshadow"
+struct sgent_data {};
+
+/* Our parser function is already defined in sgetspent_r.c, so use that
+ to parse lines from the database file. */
+#define EXTERN_PARSER
+#include "files-parse.c"
+#include GENERIC
+
+DB_LOOKUP (sgnam, 1 + strlen (name), (".%s", name),
+ {
+ if (name[0] != '+' && name[0] != '-'
+ && ! strcmp (name, result->sg_namp))
+ break;
+ }, const char *name)
diff --git a/nss/nsswitch.conf b/nss/nsswitch.conf
index 63a7875..4d2a763 100644
--- a/nss/nsswitch.conf
+++ b/nss/nsswitch.conf
@@ -6,6 +6,7 @@
passwd: db files
group: db files
shadow: db files
+gshadow: files
hosts: files dns
networks: files dns
diff --git a/nss/sgrp-lookup.c b/nss/sgrp-lookup.c
new file mode 100644
index 0000000..be3933f
--- /dev/null
+++ b/nss/sgrp-lookup.c
@@ -0,0 +1,24 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2009.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#define DATABASE_NAME gshadow
+#define ALTERNATE_NAME group
+#define DEFAULT_CONFIG "files"
+
+#include "XXX-lookup.c"
diff --git a/sysdeps/generic/paths.h b/sysdeps/generic/paths.h
index 03bf0f3..439992f 100644
--- a/sysdeps/generic/paths.h
+++ b/sysdeps/generic/paths.h
@@ -44,6 +44,7 @@
#define _PATH_DEVDB "/var/run/dev.db"
#define _PATH_DEVNULL "/dev/null"
#define _PATH_DRUM "/dev/drum"
+#define _PATH_GSHADOW "/etc/gshadow"
#define _PATH_KMEM "/dev/kmem"
#define _PATH_MAILDIR "/var/mail"
#define _PATH_LASTLOG "/var/log/lastlog"
diff --git a/sysdeps/unix/sysv/linux/paths.h b/sysdeps/unix/sysv/linux/paths.h
index fb2c77e..f4860f2 100644
--- a/sysdeps/unix/sysv/linux/paths.h
+++ b/sysdeps/unix/sysv/linux/paths.h
@@ -44,6 +44,7 @@
#define _PATH_DEVDB "/var/run/dev.db"
#define _PATH_DEVNULL "/dev/null"
#define _PATH_DRUM "/dev/drum"
+#define _PATH_GSHADOW "/etc/gshadow"
#define _PATH_KLOG "/proc/kmsg"
#define _PATH_KMEM "/dev/kmem"
#define _PATH_LASTLOG "/var/log/lastlog"