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/* $OpenBSD: logmsg.c,v 1.5 2021/01/17 14:45:35 rob Exp $ */
/*
* Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/queue.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <errno.h>
#include <netdb.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include <time.h>
#include <unistd.h>
#include <vis.h>
#include "ldapd.h"
#include "log.h"
static int debug;
void
ldap_loginit(const char *name, int d, int v)
{
log_setverbose(v);
if (name != NULL)
log_procinit(name);
debug = d;
}
const char *
print_host(struct sockaddr_storage *ss, char *buf, size_t len)
{
if (getnameinfo((struct sockaddr *)ss, ss->ss_len,
buf, len, NULL, 0, NI_NUMERICHOST) != 0) {
buf[0] = '\0';
return (NULL);
}
return (buf);
}
void
hexdump(void *data, size_t len, const char *fmt, ...)
{
uint8_t *p = data;
va_list ap;
if (log_getverbose() < 2 || !debug)
return;
va_start(ap, fmt);
vlog(LOG_DEBUG, fmt, ap);
va_end(ap);
while (len--) {
size_t ofs = p - (uint8_t *)data;
if (ofs % 16 == 0)
fprintf(stderr, "%s%04lx:", ofs == 0 ? "" : "\n", ofs);
else if (ofs % 8 == 0)
fprintf(stderr, " ");
fprintf(stderr, " %02x", *p++);
}
fprintf(stderr, "\n");
}
/*
* Display a list of ber elements.
*
*/
void
ldap_debug_elements(struct ber_element *root, int context, const char *fmt, ...)
{
va_list ap;
static int indent = 0;
long long v;
int d;
char *buf, *visbuf;
size_t len;
u_int i;
int constructed;
struct ber_oid o;
if (log_getverbose() < 2 || !debug)
return;
if (fmt != NULL) {
va_start(ap, fmt);
vlog(LOG_DEBUG, fmt, ap);
va_end(ap);
}
/* calculate lengths */
ober_calc_len(root);
switch (root->be_encoding) {
case BER_TYPE_SEQUENCE:
case BER_TYPE_SET:
constructed = root->be_encoding;
break;
default:
constructed = 0;
break;
}
fprintf(stderr, "%*slen %lu ", indent, "", root->be_len);
switch (root->be_class) {
case BER_CLASS_UNIVERSAL:
fprintf(stderr, "class: universal(%u) type: ", root->be_class);
switch (root->be_type) {
case BER_TYPE_EOC:
fprintf(stderr, "end-of-content");
break;
case BER_TYPE_BOOLEAN:
fprintf(stderr, "boolean");
break;
case BER_TYPE_INTEGER:
fprintf(stderr, "integer");
break;
case BER_TYPE_BITSTRING:
fprintf(stderr, "bit-string");
break;
case BER_TYPE_OCTETSTRING:
fprintf(stderr, "octet-string");
break;
case BER_TYPE_NULL:
fprintf(stderr, "null");
break;
case BER_TYPE_OBJECT:
fprintf(stderr, "object");
break;
case BER_TYPE_ENUMERATED:
fprintf(stderr, "enumerated");
break;
case BER_TYPE_SEQUENCE:
fprintf(stderr, "sequence");
break;
case BER_TYPE_SET:
fprintf(stderr, "set");
break;
}
break;
case BER_CLASS_APPLICATION:
fprintf(stderr, "class: application(%u) type: ",
root->be_class);
switch (root->be_type) {
case LDAP_REQ_BIND:
case LDAP_RES_BIND:
fprintf(stderr, "bind");
break;
case LDAP_REQ_UNBIND_30:
fprintf(stderr, "unbind");
break;
case LDAP_REQ_SEARCH:
fprintf(stderr, "search");
break;
case LDAP_RES_SEARCH_ENTRY:
fprintf(stderr, "search entry");
break;
case LDAP_RES_SEARCH_RESULT:
fprintf(stderr, "search result");
break;
case LDAP_REQ_MODIFY:
case LDAP_RES_MODIFY:
fprintf(stderr, "modify");
break;
case LDAP_REQ_ADD:
case LDAP_RES_ADD:
fprintf(stderr, "add");
break;
case LDAP_REQ_DELETE_30:
case LDAP_RES_DELETE:
fprintf(stderr, "delete");
break;
case LDAP_REQ_MODRDN:
case LDAP_RES_MODRDN:
fprintf(stderr, "modrdn");
break;
case LDAP_REQ_COMPARE:
case LDAP_RES_COMPARE:
fprintf(stderr, "compare");
break;
case LDAP_REQ_ABANDON_30:
fprintf(stderr, "abandon");
break;
case LDAP_REQ_EXTENDED:
case LDAP_RES_EXTENDED:
fprintf(stderr, "extended");
break;
}
break;
case BER_CLASS_PRIVATE:
fprintf(stderr, "class: private(%u) type: ", root->be_class);
fprintf(stderr, "encoding (%u) type: ", root->be_encoding);
break;
case BER_CLASS_CONTEXT:
fprintf(stderr, "class: context(%u) type: ", root->be_class);
switch (context) {
case LDAP_REQ_BIND:
switch(root->be_type) {
case LDAP_AUTH_SIMPLE:
fprintf(stderr, "auth simple");
break;
}
break;
case LDAP_REQ_SEARCH:
switch(root->be_type) {
case LDAP_FILT_AND:
fprintf(stderr, "and");
break;
case LDAP_FILT_OR:
fprintf(stderr, "or");
break;
case LDAP_FILT_NOT:
fprintf(stderr, "not");
break;
case LDAP_FILT_EQ:
fprintf(stderr, "equal");
break;
case LDAP_FILT_SUBS:
fprintf(stderr, "substring");
break;
case LDAP_FILT_GE:
fprintf(stderr, "greater-or-equal");
break;
case LDAP_FILT_LE:
fprintf(stderr, "less-or-equal");
break;
case LDAP_FILT_PRES:
fprintf(stderr, "presence");
break;
case LDAP_FILT_APPR:
fprintf(stderr, "approximate");
break;
}
break;
}
break;
default:
fprintf(stderr, "class: <INVALID>(%u) type: ", root->be_class);
break;
}
fprintf(stderr, "(%u) encoding %u ",
root->be_type, root->be_encoding);
if (constructed)
root->be_encoding = constructed;
switch (root->be_encoding) {
case BER_TYPE_BOOLEAN:
if (ober_get_boolean(root, &d) == -1) {
fprintf(stderr, "<INVALID>\n");
break;
}
fprintf(stderr, "%s(%d)\n", d ? "true" : "false", d);
break;
case BER_TYPE_INTEGER:
if (ober_get_integer(root, &v) == -1) {
fprintf(stderr, "<INVALID>\n");
break;
}
fprintf(stderr, "value %lld\n", v);
break;
case BER_TYPE_ENUMERATED:
if (ober_get_enumerated(root, &v) == -1) {
fprintf(stderr, "<INVALID>\n");
break;
}
fprintf(stderr, "value %lld\n", v);
break;
case BER_TYPE_BITSTRING:
if (ober_get_bitstring(root, (void *)&buf, &len) == -1) {
fprintf(stderr, "<INVALID>\n");
break;
}
fprintf(stderr, "hexdump ");
for (i = 0; i < len; i++)
fprintf(stderr, "%02x", buf[i]);
fprintf(stderr, "\n");
break;
case BER_TYPE_OBJECT:
if (ober_get_oid(root, &o) == -1) {
fprintf(stderr, "<INVALID>\n");
break;
}
fprintf(stderr, "\n");
break;
case BER_TYPE_OCTETSTRING:
if (ober_get_nstring(root, (void *)&buf, &len) == -1) {
fprintf(stderr, "<INVALID>\n");
break;
}
if ((visbuf = malloc(len * 4 + 1)) != NULL) {
strvisx(visbuf, buf, len, 0);
fprintf(stderr, "string \"%s\"\n", visbuf);
free(visbuf);
}
break;
case BER_TYPE_NULL: /* no payload */
case BER_TYPE_EOC:
case BER_TYPE_SEQUENCE:
case BER_TYPE_SET:
default:
fprintf(stderr, "\n");
break;
}
if (constructed && root->be_sub) {
indent += 2;
ldap_debug_elements(root->be_sub, context, NULL);
indent -= 2;
}
if (root->be_next)
ldap_debug_elements(root->be_next, context, NULL);
}
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