diff options
Diffstat (limited to 'modules/pam_lastlog/pam_lastlog.c')
| -rw-r--r-- | modules/pam_lastlog/pam_lastlog.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/modules/pam_lastlog/pam_lastlog.c b/modules/pam_lastlog/pam_lastlog.c index a135c9f7..2edac5bf 100644 --- a/modules/pam_lastlog/pam_lastlog.c +++ b/modules/pam_lastlog/pam_lastlog.c @@ -81,6 +81,7 @@ struct lastlog { #include <security/_pam_macros.h> #include <security/pam_modutil.h> #include <security/pam_ext.h> +#include "pam_inline.h" /* argument parsing */ @@ -110,6 +111,7 @@ _pam_auth_parse(pam_handle_t *pamh, int flags, int argc, const char **argv, /* step through arguments */ for (; argc-- > 0; ++argv) { + const char *str; char *ep = NULL; long l; @@ -117,9 +119,9 @@ _pam_auth_parse(pam_handle_t *pamh, int flags, int argc, const char **argv, ctrl |= LASTLOG_DEBUG; } else if (!strcmp(*argv,"silent")) { ctrl |= LASTLOG_QUIET; - } else if (!strncmp(*argv,"inactive=", 9)) { - l = strtol(*argv+9, &ep, 10); - if (ep != *argv+9 && l > 0 && l < MAX_INACTIVE_DAYS) + } else if ((str = pam_str_skip_prefix(*argv, "inactive=")) != NULL) { + l = strtol(str, &ep, 10); + if (ep != str && l > 0 && l < MAX_INACTIVE_DAYS) *inactive = l; else { pam_syslog(pamh, LOG_ERR, "bad option value: %s", *argv); @@ -183,6 +185,7 @@ get_tty(pam_handle_t *pamh) { const void *void_terminal_line = NULL; const char *terminal_line; + const char *str; if (pam_get_item(pamh, PAM_TTY, &void_terminal_line) != PAM_SUCCESS || void_terminal_line == NULL) { @@ -190,10 +193,12 @@ get_tty(pam_handle_t *pamh) } else { terminal_line = void_terminal_line; } - if (!strncmp("/dev/", terminal_line, 5)) { - /* strip leading "/dev/" from tty. */ - terminal_line += 5; - } + + /* strip leading "/dev/" from tty. */ + str = pam_str_skip_prefix(terminal_line, "/dev/"); + if (str != NULL) + terminal_line = str; + D(("terminal = %s", terminal_line)); return terminal_line; } |