nasl_init.c File Reference

#include "nasl_init.h"
#include "../misc/network.h"
#include "../misc/nvt_categories.h"
#include "exec.h"
#include "nasl.h"
#include "nasl_builtin_plugins.h"
#include "nasl_cert.h"
#include "nasl_cmd_exec.h"
#include "nasl_crypto.h"
#include "nasl_crypto2.h"
#include "nasl_debug.h"
#include "nasl_frame_forgery.h"
#include "nasl_func.h"
#include "nasl_global_ctxt.h"
#include "nasl_host.h"
#include "nasl_http.h"
#include "nasl_isotime.h"
#include "nasl_lex_ctxt.h"
#include "nasl_misc_funcs.h"
#include "nasl_packet_forgery.h"
#include "nasl_packet_forgery_v6.h"
#include <stdlib.h>
#include <string.h>
#include "nasl_raw.h"
#include "nasl_scanner_glue.h"
#include "nasl_smb.h"
#include "nasl_snmp.h"
#include "nasl_socket.h"
#include "nasl_ssh.h"
#include "nasl_text_utils.h"
#include "nasl_tree.h"
#include "nasl_var.h"
#include "nasl_wmi.h"

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Data Structures
struct	init_func

Functions
void	init_nasl_library (lex_ctxt *lexic)
	Adds "built-in" variable and function definitions to a context. More...
nasl_func *	func_is_internal (const char *name)
char *	nasl_version ()
void	add_nasl_library (GSList **list)
	Add "built-in" variables to a list. More...

Variables
static init_func	libfuncs []
struct {
const char *   name
const char *   val
}	libsvars []
struct {
const char *   name
int   val
}	libivars []

Function Documentation

add_nasl_library()

void add_nasl_library

(

GSList **

list

)

Add "built-in" variables to a list.

Definition at line 554 of file nasl_init.c.

{
  int i;
  for (i = 0; libivars[i].name != NULL; i++)
    *list = g_slist_append (*list, g_strdup (libivars[i].name));
  for (i = 0; libsvars[i].name != NULL; i++)
    *list = g_slist_append (*list, g_strdup (libsvars[i].name));
}

References libivars, libsvars, and name.

Referenced by add_predef_varname().

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func_is_internal()

nasl_func* func_is_internal

(

const char *

name

)

Definition at line 526 of file nasl_init.c.

{
  size_t i;
 
  if (!name)
    return NULL;
 
  for (i = 0; i < sizeof (libfuncs) / sizeof (libfuncs[0]) - 1; i++)
    {
      if (!strcmp (name, libfuncs[i].name))
        return (nasl_func *) &libfuncs[i];
    }
  return NULL;
}

References libfuncs, and name.

Referenced by get_func(), nasl_func_call(), and nasl_lint_call().

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init_nasl_library()

void init_nasl_library

(

lex_ctxt *

lexic

)

Adds "built-in" variable and function definitions to a context.

Definition at line 486 of file nasl_init.c.

{
  tree_cell tc;
  unsigned i;
 
  memset (&tc, 0, sizeof (tc));
 
  // Initialize constant integer terms
  tc.type = CONST_INT;
  for (i = 0; i < sizeof (libivars) / sizeof (libivars[0]) - 1; i++)
    {
      tc.x.i_val = libivars[i].val;
      if (add_named_var_to_ctxt (lexic, libivars[i].name, &tc) == NULL)
        {
          nasl_perror (lexic, "init_nasl_library: could not define var '%s'\n",
                       libivars[i].name);
          continue;
        }
    }
 
  // Initialize constant string terms
  tc.type = CONST_DATA;
  for (i = 0; i < sizeof (libsvars) / sizeof (libsvars[0]) - 1; i++)
    {
      tc.x.str_val = (char *) libsvars[i].val;
      tc.size = strlen (libsvars[i].val);
      if (add_named_var_to_ctxt (lexic, libsvars[i].name, &tc) == NULL)
        {
          nasl_perror (lexic, "init_nasl_library: could not define var '%s'\n",
                       libsvars[i].name);
          continue;
        }
    }
 
  // Add the "NULL" variable
  if (add_named_var_to_ctxt (lexic, "NULL", NULL) == NULL)
    nasl_perror (lexic, "init_nasl_library: could not define var 'NULL'\n");
}

References add_named_var_to_ctxt(), CONST_DATA, CONST_INT, TC::i_val, libivars, libsvars, name, nasl_perror(), TC::size, TC::str_val, TC::type, val, and TC::x.

Referenced by init_empty_lex_ctxt().

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nasl_version()

char* nasl_version

(

void

)

Definition at line 542 of file nasl_init.c.

{
  static char vers[sizeof (OPENVASLIB_VERSION) + 1];
  strncpy (vers, OPENVASLIB_VERSION, sizeof (vers) - 1);
  vers[sizeof (vers) - 1] = '\0';
  return vers;
}

Referenced by main().

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Variable Documentation

libfuncs

init_func libfuncs[]

static

Mapping of function names in NASL (eg. script_name("english")) to the C function pointers (e.g. script_name (lex_ctx**) ), argument count and argument Meta-information (names).

Definition at line 58 of file nasl_init.c.

Referenced by func_is_internal().

libivars

struct { ... } libivars[]

Referenced by add_nasl_library(), and init_nasl_library().

libsvars

struct { ... } libsvars[]

Initial value:

= {
  {"OPENVAS_VERSION", OPENVASLIB_VERSION},
  {NULL, NULL},
}

Referenced by add_nasl_library(), and init_nasl_library().

name

const char* name

Definition at line 411 of file nasl_init.c.

Referenced by __wrap_redis_push_str(), add_named_var_to_ctxt(), add_nasl_library(), add_var_to_array(), build_encode_URL(), check_dependency_cycles(), create_named_var(), exec_nasl_script(), find_charset_functions_ntlmssp(), func_is_internal(), get_argument_by_name(), get_array_elem(), get_func(), get_func_ref_by_name(), get_int_var_by_name(), get_plugin_preference(), get_str_var_by_name(), get_var_ref_by_name(), get_var_size_by_name(), get_var_type_by_name(), get_variable_by_name(), getinterfaces(), getipv4routes(), getipv6routes(), hosts_get(), hosts_new(), hosts_set_pid(), init_capture_device(), init_nasl_ctx(), init_nasl_library(), init_v6_capture_device(), ipaddr2devname(), is_utf16_ntlmssp(), kb_item_add_int_unique_with_main_kb_check(), kb_item_add_int_with_main_kb_check(), kb_item_add_str_unique_with_main_kb_check(), kb_item_push_str_with_main_kb_check(), kb_item_set_int_with_main_kb_check(), kb_item_set_str_with_main_kb_check(), launch_plugin(), nasl_get_preference(), nasl_pcap_next(), nasl_send_capture(), nasl_send_v6packet(), plug_get_key(), plug_replace_key(), plug_replace_key_len(), plug_set_key(), plug_set_key_len(), plug_set_key_len_volatile(), plug_set_key_volatile(), plugin_add(), plugins_reload_from_dir(), replace_kb_item(), routethrough(), script_add_preference(), script_tag(), script_xref(), set_kb_item(), set_kb_item_volatile(), simple_register_host_detail(), update_running_processes(), v6_getinterfaces(), v6_getsourceip(), v6_ipaddr2devname(), v6_is_local_ip(), validate_script_xref(), and yyparse().

val

int val

Definition at line 412 of file nasl_init.c.

Referenced by add_named_var_to_ctxt(), add_numbered_var_to_ctxt(), check_alpha(), create_anon_var(), create_named_var(), get_host_kb_index(), get_kb_item(), init_nasl_library(), nasl_exec(), nasl_get_byte_order(), nasl_incr_variable(), nasl_insert_hexzeros(), nasl_ord(), nasl_wmi_reg_set_dword_val(), nasl_wmi_reg_set_ex_string_val(), nasl_wmi_reg_set_qword_val(), nasl_wmi_reg_set_string_val(), SamOEMhash(), toupper_w(), wmi_reg_set_dword_val(), wmi_reg_set_ex_string_val(), wmi_reg_set_qword_val(), and wmi_reg_set_string_val().