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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-14 19:33:32 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-14 19:33:32 +0000 |
commit | 8bb05ac73a5b448b339ce0bc8d396c82c459b47f (patch) | |
tree | 1fdda006866bca20d41cb206767ea5241e36852f /liblastlog2/man/ll2_read_entry.3 | |
parent | Adding debian version 2.39.3-11. (diff) | |
download | util-linux-8bb05ac73a5b448b339ce0bc8d396c82c459b47f.tar.xz util-linux-8bb05ac73a5b448b339ce0bc8d396c82c459b47f.zip |
Merging upstream version 2.40.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'liblastlog2/man/ll2_read_entry.3')
-rw-r--r-- | liblastlog2/man/ll2_read_entry.3 | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/liblastlog2/man/ll2_read_entry.3 b/liblastlog2/man/ll2_read_entry.3 new file mode 100644 index 0000000..53f1e26 --- /dev/null +++ b/liblastlog2/man/ll2_read_entry.3 @@ -0,0 +1,91 @@ +'\" t +.\" Title: ll2_read_entry +.\" Author: [see the "AUTHOR(S)" section] +.\" Generator: Asciidoctor 2.0.20 +.\" Date: 2024-03-20 +.\" Manual: Programmer's Manual +.\" Source: util-linux 2.40 +.\" Language: English +.\" +.TH "LL2_READ_ENTRY" "3" "2024-03-20" "util\-linux 2.40" "Programmer\*(Aqs Manual" +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.ss \n[.ss] 0 +.nh +.ad l +.de URL +\fI\\$2\fP <\\$1>\\$3 +.. +.als MTO URL +.if \n[.g] \{\ +. mso www.tmac +. am URL +. ad l +. . +. am MTO +. ad l +. . +. LINKSTYLE blue R < > +.\} +.SH "NAME" +ll2_read_entry \- Reads one entry from database and returns that. +.SH "SYNOPSIS" +.sp +\fB#include <lastlog2.h>\fP +.sp +\fBint ll2_read_entry (struct ll2_context *\fIcontext\fP, const char *\fIuser\fP, +int64_t *\fIll_time\fP, char \fB\fItty\fP, char \fP\fIrhost\fP, +char \fB\fIpam_service\fP, char \fP\fIerror\fP);\fP +.SH "DESCRIPTION" +.sp +Reads the first entry from database, defined in \fIcontext\fP, for user \fIuser\fP. +If \fIcontext\fP is NULL, the default database, defined in \fILL2_DEFAULT_DATABASE\fP, +will be taken. +.sp +.if n .RS 4 +.nf +.fam C +char *error = NULL; +const char *user = "root"; +int64_t res_time; +char *res_tty = NULL; +char *res_rhost = NULL; +char *res_service = NULL; + +int ret = ll2_read_entry (NULL, user, &res_time, &res_tty, &res_rhost, &res_service, &error); +.fam +.fi +.if n .RE +.SH "RETURN VALUE" +.sp +Returns 0 on success, \-ENOMEM or \-1 on other failure. +\fIerror\fP contains an error string if the return value is \-1. +\fIerror\fP is not guaranteed to contain an error string, could also be NULL. +\fIerror\fP should be freed by the caller. +If lastlog2 database does not exist at all, the errno ENOENT has been set +and can be checked. +.sp +The evaluated values are returned by \fIll_time\fP, \fItty\fP, \fIrhost\fP and \fIpam_service\fP. +.SH "AUTHORS" +.sp +Thorsten Kukuk (\c +.MTO "kukuk\(atsuse.de" "" ")" +.SH "SEE ALSO" +.sp +\fBlastlog2\fP(3), +\fBll2_new_context(3), +*ll2_unref_context(3), +*ll2_read_all\fP(3), +\fBll2_write_entry\fP(3), +\fBll2_update_login_time\fP(3), +\fBll2_remove_entry\fP(3), +\fBll2_rename_user\fP(3), +\fBll2_import_lastlog\fP(3) +.SH "REPORTING BUGS" +.sp +For bug reports, use the issue tracker at \c +.URL "https://github.com/util\-linux/util\-linux/issues" "" "." +.SH "AVAILABILITY" +.sp +The \fBliblastlog2\fP library is part of the util\-linux package since version 2.40. It can be downloaded from \c +.URL "https://www.kernel.org/pub/linux/utils/util\-linux/" "Linux Kernel Archive" "."
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