diff options
Diffstat (limited to 'libmisc/find_new_sub_gids.c')
-rw-r--r-- | libmisc/find_new_sub_gids.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/libmisc/find_new_sub_gids.c b/libmisc/find_new_sub_gids.c deleted file mode 100644 index bbd4570..0000000 --- a/libmisc/find_new_sub_gids.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * SPDX-FileCopyrightText: 2012 Eric Biederman - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include <config.h> - -#ifdef ENABLE_SUBIDS - -#include <assert.h> -#include <stdio.h> -#include <errno.h> - -#include "prototypes.h" -#include "subordinateio.h" -#include "getdef.h" -#include "shadowlog.h" - -/* - * find_new_sub_gids - Find a new unused range of GIDs. - * - * If successful, find_new_sub_gids provides a range of unused - * user IDs in the [SUB_GID_MIN:SUB_GID_MAX] range. - * - * Return 0 on success, -1 if no unused GIDs are available. - */ -int find_new_sub_gids (gid_t *range_start, unsigned long *range_count) -{ - unsigned long min, max; - unsigned long count; - gid_t start; - - assert (range_start != NULL); - assert (range_count != NULL); - - min = getdef_ulong ("SUB_GID_MIN", 100000UL); - max = getdef_ulong ("SUB_GID_MAX", 600100000UL); - count = getdef_ulong ("SUB_GID_COUNT", 65536); - - if (min > max || count >= max || (min + count - 1) > max) { - (void) fprintf (log_get_logfd(), - _("%s: Invalid configuration: SUB_GID_MIN (%lu)," - " SUB_GID_MAX (%lu), SUB_GID_COUNT (%lu)\n"), - log_get_progname(), min, max, count); - return -1; - } - - start = sub_gid_find_free_range(min, max, count); - if (start == (gid_t)-1) { - fprintf (log_get_logfd(), - _("%s: Can't get unique subordinate GID range\n"), - log_get_progname()); - SYSLOG ((LOG_WARN, "no more available subordinate GIDs on the system")); - return -1; - } - *range_start = start; - *range_count = count; - return 0; -} -#else /* !ENABLE_SUBIDS */ -extern int errno; /* warning: ANSI C forbids an empty source file */ -#endif /* !ENABLE_SUBIDS */ - |