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Eliminate get_tag() and parse_tags(). #743

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Sep 12, 2019
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1 change: 1 addition & 0 deletions CHANGELOG.md
Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
- Remove --backup command line option [#615](https://github.com/greenbone/gvmd/pull/615)
- Remove GET_REPORTS type "assets" [#617](https://github.com/greenbone/gvmd/pull/617) [#620](https://github.com/greenbone/gvmd/pull/620)
- Remove errors for unknown elements [#619](https://github.com/greenbone/gvmd/pull/619)
- Eliminate get_tag() and parse_tags() [#743](https://github.com/greenbone/gvmd/pull/743)


[Unreleased]: https://github.com/greenbone/openvas/compare/gvmd-8.0...master
Expand Down
67 changes: 0 additions & 67 deletions src/manage.c
Original file line number Diff line number Diff line change
Expand Up @@ -76,7 +76,6 @@
#include <time.h>
#include <unistd.h>

#include <gvm/base/cvss.h>
#include <gvm/base/hosts.h>
#include <gvm/base/proctitle.h>
#include <gvm/osp/osp.h>
Expand Down Expand Up @@ -6878,72 +6877,6 @@ file_iterator_content_64 (file_iterator_t* iterator)
return content;
}


/* Scanner Tags. */

/**
* @brief Split up the tags received from the scanner.
*
* @param[in] scanner_tags The tags sent by the scanner.
* @param[out] tags Tags.
* @param[out] cvss_base CVSS base.
*/
void
parse_tags (const char *scanner_tags, gchar **tags, gchar **cvss_base)
{
gchar **split, **point;
GString *tags_buffer;
gboolean first;

tags_buffer = g_string_new ("");
split = g_strsplit (scanner_tags, "|", 0);
point = split;
*cvss_base = NULL;
first = TRUE;

while (*point)
{
if (strncmp (*point, "cvss_base=", strlen ("cvss_base=")) == 0)
{
/* Skip this tag. */
}
else if (strncmp (*point,
"cvss_base_vector=",
strlen ("cvss_base_vector="))
== 0)
{
if (*cvss_base == NULL)
*cvss_base = g_strdup_printf ("%.1f",
get_cvss_score_from_base_metrics
(*point
+ strlen ("cvss_base_vector=")));
if (first)
first = FALSE;
else
g_string_append_c (tags_buffer, '|');
g_string_append (tags_buffer, *point);
}
else
{
if (first)
first = FALSE;
else
g_string_append_c (tags_buffer, '|');
g_string_append (tags_buffer, *point);
}
point++;
}

if (tags_buffer->len == 0)
{
g_string_free (tags_buffer, TRUE);
*tags = g_strdup ("NOTAG");
}
else
*tags = g_string_free (tags_buffer, FALSE);
g_strfreev (split);
}


/* Slaves. */

Expand Down
6 changes: 0 additions & 6 deletions src/manage.h
Original file line number Diff line number Diff line change
Expand Up @@ -3632,12 +3632,6 @@ manage_restore (const char *);
int
manage_empty_trashcan ();


/* Scanner tags. */

void
parse_tags (const char *, gchar **, gchar **);


/* SecInfo */

Expand Down
87 changes: 30 additions & 57 deletions src/manage_sql_nvts.c
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,8 @@
#include <string.h>
#include <unistd.h>

#include <gvm/base/cvss.h>

#include "manage_sql.h"
#include "manage_sql_nvts.h"
#include "sql.h"
Expand Down Expand Up @@ -1017,49 +1019,6 @@ set_nvts_check_time ()
}
}

/**
* @brief Get tag field from VT.
*
* @param[in] vt VT.
*
* @return Freshly allocated string for tag field.
*/
static gchar *
get_tag (entity_t vt)
{
entity_t child;
GString *tag;
int first;

first = 1;
tag = g_string_new ("");

child = entity_child (vt, "severities");
if (child)
{
entity_t severity;

severity = entity_child (child, "severity");
if (severity
&& entity_attribute (severity, "type")
&& (strcmp (entity_attribute (severity, "type"),
"cvss_base_v2")
== 0))
{
g_string_append_printf (tag,
"%scvss_base_vector=%s",
first ? "" : "|",
entity_text (severity));
}
else
g_warning ("%s: no severity", __FUNCTION__);
}
else
g_warning ("%s: no severities", __FUNCTION__);

return g_string_free (tag, FALSE);
}

/**
* @brief Update NVT from VT XML.
*
Expand Down Expand Up @@ -1161,8 +1120,9 @@ nvti_from_vt (entity_t vt)
entity_t name, summary, insight, affected, impact, detection, solution;
entity_t creation_time, modification_time;
entity_t refs, ref, custom, family, category;
entity_t severities;

entities_t children;
gchar *tag, *cvss_base, *parsed_tags;

id = entity_attribute (vt, "id");
if (id == NULL)
Expand Down Expand Up @@ -1319,15 +1279,38 @@ nvti_from_vt (entity_t vt)
children = next_entities (children);
}

tag = get_tag (vt);
nvti_set_tag (nvti, tag);
severities = entity_child (vt, "severities");
if (severities)
{
entity_t severity;

severity = entity_child (severities, "severity");
if (severity
&& entity_attribute (severity, "type")
&& (strcmp (entity_attribute (severity, "type"),
"cvss_base_v2")
== 0))
{
gchar * cvss_base;

nvti_add_tag (nvti, "cvss_base_vector", entity_text (severity));

cvss_base = g_strdup_printf ("%.1f",
get_cvss_score_from_base_metrics (entity_text (severity)));
nvti_set_cvss_base (nvti, cvss_base);
g_free (cvss_base);
}
else
g_warning ("%s: no severity", __FUNCTION__);
}
else
g_warning ("%s: no severities", __FUNCTION__);

custom = entity_child (vt, "custom");
if (custom == NULL)
{
g_warning ("%s: VT missing CUSTOM", __FUNCTION__);
nvti_free (nvti);
g_free (tag);
return NULL;
}

Expand All @@ -1336,7 +1319,6 @@ nvti_from_vt (entity_t vt)
{
g_warning ("%s: VT/CUSTOM missing FAMILY", __FUNCTION__);
nvti_free (nvti);
g_free (tag);
return NULL;
}
nvti_set_family (nvti, entity_text (family));
Expand All @@ -1346,19 +1328,10 @@ nvti_from_vt (entity_t vt)
{
g_warning ("%s: VT/CUSTOM missing CATEGORY", __FUNCTION__);
nvti_free (nvti);
g_free (tag);
return NULL;
}
nvti_set_category (nvti, atoi (entity_text (category)));

parse_tags (tag, &parsed_tags, &cvss_base);

nvti_set_cvss_base (nvti, cvss_base);

g_free (parsed_tags);
g_free (cvss_base);
g_free (tag);

return nvti;
}

Expand Down