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Document the semantic of ranges.

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* libmisc/idmapping.h: Document what the upper and lower fields
	are in struct map_range.
	* man/newgidmap.1.xml: Document when the gid, gidlower and count
	argument are.
	* man/newuidmap.1.xml: Likewise for uid, uidlower and count.
This commit is contained in:
Nicolas François
2013-08-13 19:28:07 +02:00
parent 5884ba907c
commit e1a4b6e57b
4 changed files with 69 additions and 3 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2013-08-13 Nicolas François <nicolas.francois@centraliens.net>
* libmisc/idmapping.h: Document what the upper and lower fields
are in struct map_range.
* man/newgidmap.1.xml: Document when the gid, gidlower and count
argument are.
* man/newuidmap.1.xml: Likewise for uid, uidlower and count.
2013-08-13 Nicolas François <nicolas.francois@centraliens.net> 2013-08-13 Nicolas François <nicolas.francois@centraliens.net>
* libmisc/salt.c (shadow_random): Use long instead of size_t. * libmisc/salt.c (shadow_random): Use long instead of size_t.

6
libmisc/idmapping.h
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@ -31,9 +31,9 @@
#define _IDMAPPING_H_ #define _IDMAPPING_H_
struct map_range { struct map_range {
unsigned long upper; unsigned long upper; /* first ID inside the namespace */
unsigned long lower; unsigned long lower; /* first ID outside the namespace */
unsigned long count; unsigned long count; /* Length of the inside and outside ranges */
}; };
extern struct map_range *get_map_ranges(int ranges, int argc, char **argv); extern struct map_range *get_map_ranges(int ranges, int argc, char **argv);

29
man/newgidmap.1.xml
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@ -87,6 +87,35 @@
command line arguments and the gids allowed in <filename>/etc/subgid</filename>. command line arguments and the gids allowed in <filename>/etc/subgid</filename>.
</para> </para>
<para>
After the pid argument, <command>newgidmap</command> expects sets of 3 integers:
<variablelist>
<varlistentry>
<term>gid</term>
<listitem>
<para>
Begining of the range of GIDs inside the user namespace.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>lowergid</term>
<listitem>
<para>
Begining of the range of GIDs outside the user namespace.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>count</term>
<listitem>
<para>
Length of the ranges (both inside and outside the user namespace).
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1> </refsect1>
<refsect1 id='options'> <refsect1 id='options'>

29
man/newuidmap.1.xml
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@ -84,6 +84,35 @@
command line arguments and the uids allowed in <filename>/etc/subuid</filename>. command line arguments and the uids allowed in <filename>/etc/subuid</filename>.
</para> </para>
<para>
After the pid argument, <command>newuidmap</command> expects sets of 3 integers:
<variablelist>
<varlistentry>
<term>uid</term>
<listitem>
<para>
Begining of the range of UIDs inside the user namespace.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>loweruid</term>
<listitem>
<para>
Begining of the range of UIDs outside the user namespace.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>count</term>
<listitem>
<para>
Length of the ranges (both inside and outside the user namespace).
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1> </refsect1>
<refsect1 id='options'> <refsect1 id='options'>