X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fsd_id128_get_machine.xml;h=4fa6f84cf2c6c34725892149cab1cbcb1ea86d32;hp=084fda251a4feb92aef48e7d8fb11b51ad67a017;hb=f54b3c4300b9c2be764969607ea6574ff9dfe276;hpb=494a66821815e8109afa136bd42818b85da38c09 diff --git a/man/sd_id128_get_machine.xml b/man/sd_id128_get_machine.xml index 084fda251..4fa6f84cf 100644 --- a/man/sd_id128_get_machine.xml +++ b/man/sd_id128_get_machine.xml @@ -1,137 +1,129 @@ + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> - - sd_id128_get_machine - systemd - - - - Developer - Lennart - Poettering - lennart@poettering.net - - - - - - sd_id128_get_machine - 3 - - - - sd_id128_get_machine - sd_id128_get_boot - Retrieve 128-bit IDs - - - - - #include <systemd/sd-id128.h> - - - int sd_id128_get_machine - sd_id128_t* ret - - - - int sd_id128_get_boot - sd_id128_t* ret - - - - - - - Description - - sd_id128_get_machine() - returns the machine ID of the executing host. This - reads and parses the - machine-id5 - file. This function caches the machine ID internally - to make retrieving the machine ID a cheap - operation. - - sd_id128_get_boot() returns - the boot ID of the executing kernel. This reads and - parses the - /proc/sys/kernel/random/boot_id - file exposed by the kernel. It is randomly generated - early at boot and is unique for every running kernel - instance. See - random4 - for more information. This function also internally - caches the returned ID to make this call a cheap - operation. - - Note that - sd_id128_get_boot() always returns - a UUID v4 compatible - ID. sd_id128_get_machine() will - also return a UUID v4-compatible ID on new - installations but might not on older. It is possible - to convert the machine ID into a UUID v4-compatible - one. For more information, see - machine-id5. - - For more information about the - sd_id128_t type see - sd-id1283. - - - - Return Value - - The two calls return 0 on success (in which - case ret is filled in), or a - negative errno-style error code. - - - - Notes - - The sd_id128_get_machine() - and sd_id128_get_boot() - interfaces are available as a shared library, which can - be compiled and linked to with the - libsystemd-id128 pkg-config1 - file. - - - - See Also - - - systemd1, - sd-id1283, - machine-id5, - random4, - sd_id128_randomize3 - - + + sd_id128_get_machine + elogind + + + + Developer + Lennart + Poettering + lennart@poettering.net + + + + + + sd_id128_get_machine + 3 + + + + sd_id128_get_machine + sd_id128_get_boot + Retrieve 128-bit IDs + + + + + #include <elogind/sd-id128.h> + + + int sd_id128_get_machine + sd_id128_t *ret + + + + int sd_id128_get_boot + sd_id128_t *ret + + + + + + + Description + + sd_id128_get_machine() returns the + machine ID of the executing host. This reads and parses the + machine-id5 + file. This function caches the machine ID internally to make + retrieving the machine ID a cheap operation. + + sd_id128_get_boot() returns the boot ID + of the executing kernel. This reads and parses the + /proc/sys/kernel/random/boot_id file exposed + by the kernel. It is randomly generated early at boot and is + unique for every running kernel instance. See + random4 + for more information. This function also internally caches the + returned ID to make this call a cheap operation. + + Note that sd_id128_get_boot() always + returns a UUID v4 compatible ID. + sd_id128_get_machine() will also return a + UUID v4-compatible ID on new installations but might not on older. + It is possible to convert the machine ID into a UUID v4-compatible + one. For more information, see + machine-id5. + + For more information about the sd_id128_t + type see + sd-id1283. + + + + Return Value + + The two calls return 0 on success (in which case + ret is filled in), or a negative + errno-style error code. + + + + Notes + + The sd_id128_get_machine() and + sd_id128_get_boot() interfaces are available + as a shared library, which can be compiled and linked to with the + libelogind pkg-config1 + file. + + + + See Also + + + elogind8, + sd-id1283, + machine-id5, + random4, + sd_id128_randomize3 + +