[Libguestfs] [PATCH v3 4/7] New API: yara_destroy

The yara_destroy API allows to claim resources back via the removal of the previously loaded Yara rules. Signed-off-by: Matteo Cafasso <noxdafox(a)gmail.com&gt; --- daemon/yara.c | 14 ++++++++++++++ generator/actions.ml | 8 ++++++++ lib/MAX_PROC_NR | 2 +- 3 files changed, 23 insertions(+), 1 deletion(-) diff --git a/daemon/yara.c b/daemon/yara.c index 0e4128aed..cb49593c7 100644 --- a/daemon/yara.c +++ b/daemon/yara.c @@ -105,6 +105,20 @@ do_yara_load (const char *namespace) return (ret == ERROR_SUCCESS) ? 0 : -1; } +int +do_yara_destroy (void) +{ + if (rules == NULL) { + reply_with_error ("no yara rules loaded"); + return -1; + } + + yr_rules_destroy (rules); + rules = NULL; + + return 0; +} + /* Compile source code rules and load them. * Return ERROR_SUCCESS on success, Yara error code type on error. */ diff --git a/generator/actions.ml b/generator/actions.ml index 285c450bb..149c4a938 100644 --- a/generator/actions.ml +++ b/generator/actions.ml @@ -13330,6 +13330,14 @@ Different rules files can be loaded sequentially. The optional parameter C<namespace> can be used to distinguish rules with the same identifier but belonging to different files." }; + { defaults with + name = "yara_destroy"; added = (1, 35, 26); + style = RErr, [], []; + proc_nr = Some 473; + optional = Some "libyara"; + shortdesc = "destroy previously loaded yara rules"; + longdesc = "\ +Destroy previously loaded Yara rules in order to free libguestfs resources." }; ] (* Non-API meta-commands available only in guestfish. diff --git a/lib/MAX_PROC_NR b/lib/MAX_PROC_NR index c305aa5ae..68cfb10d1 100644 --- a/lib/MAX_PROC_NR +++ b/lib/MAX_PROC_NR @@ -1 +1 @@ -471 +472 -- 2.11.0