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/* $OpenLDAP: pkg/ldap/libraries/liblber/options.c,v 1.13.2.6 2002/01/04 20:38:19 kurt Exp $ */
/*
* Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <ac/stdlib.h>
#include <ac/string.h>
#include "lber-int.h"
extern void * ber_pvt_err_file; /* bprint.c */
struct lber_options ber_int_options = {
LBER_UNINITIALIZED, 0, 0 };
int
ber_get_option(
void *item,
int option,
void *outvalue)
{
LDAP_CONST BerElement *ber;
LDAP_CONST Sockbuf *sb;
ber_int_options.lbo_valid = LBER_INITIALIZED;
if(outvalue == NULL) {
/* no place to get to */
ber_errno = LBER_ERROR_PARAM;
return LBER_OPT_ERROR;
}
if(item == NULL) {
if(option == LBER_OPT_BER_DEBUG) {
* (int *) outvalue = ber_int_debug;
return LBER_OPT_SUCCESS;
} else if(option == LBER_OPT_MEMORY_INUSE) {
/* The memory inuse is a global variable on kernal implementations.
* This means that memory debug is shared by all LDAP processes
* so for this variable to have much meaning, only one LDAP process
* should be running and memory inuse should be initialized to zero
* using the lber_set_option() function during startup.
* The counter is not accurate for multithreaded ldap applications.
*/
#ifdef LDAP_MEMORY_DEBUG
* (int *) outvalue = ber_int_options.lbo_meminuse;
return LBER_OPT_SUCCESS;
#else
return LBER_OPT_ERROR;
#endif
}
ber_errno = LBER_ERROR_PARAM;
return LBER_OPT_ERROR;
}
ber = item;
sb = item;
switch(option) {
case LBER_OPT_BER_OPTIONS:
assert( BER_VALID( ber ) );
* (int *) outvalue = ber->ber_options;
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_DEBUG:
assert( BER_VALID( ber ) );
* (int *) outvalue = ber->ber_debug;
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_REMAINING_BYTES:
*((ber_len_t *) outvalue) = ber_pvt_ber_remaining(ber);
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_TOTAL_BYTES:
*((ber_len_t *) outvalue) = ber_pvt_ber_total(ber);
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_BYTES_TO_WRITE:
*((ber_len_t *) outvalue) = ber_pvt_ber_write(ber);
return LBER_OPT_SUCCESS;
default:
/* bad param */
ber_errno = LBER_ERROR_PARAM;
break;
}
return LBER_OPT_ERROR;
}
int
ber_set_option(
void *item,
int option,
LDAP_CONST void *invalue)
{
BerElement *ber;
Sockbuf *sb;
if( (ber_int_options.lbo_valid == LBER_UNINITIALIZED)
&& ( ber_int_memory_fns == NULL )
&& ( option == LBER_OPT_MEMORY_FNS )
&& ( invalue != NULL ))
{
const BerMemoryFunctions *f =
(const BerMemoryFunctions *) invalue;
/* make sure all functions are provided */
if(!( f->bmf_malloc && f->bmf_calloc
&& f->bmf_realloc && f->bmf_free ))
{
ber_errno = LBER_ERROR_PARAM;
return LBER_OPT_ERROR;
}
ber_int_memory_fns = (BerMemoryFunctions *)
(*(f->bmf_malloc))(sizeof(BerMemoryFunctions));
if ( ber_int_memory_fns == NULL ) {
ber_errno = LBER_ERROR_MEMORY;
return LBER_OPT_ERROR;
}
AC_MEMCPY(ber_int_memory_fns, f, sizeof(BerMemoryFunctions));
ber_int_options.lbo_valid = LBER_INITIALIZED;
return LBER_OPT_SUCCESS;
}
ber_int_options.lbo_valid = LBER_INITIALIZED;
if(invalue == NULL) {
/* no place to set from */
ber_errno = LBER_ERROR_PARAM;
return LBER_OPT_ERROR;
}
if(item == NULL) {
if(option == LBER_OPT_BER_DEBUG) {
ber_int_debug = * (const int *) invalue;
return LBER_OPT_SUCCESS;
} else if(option == LBER_OPT_LOG_PRINT_FN) {
ber_pvt_log_print = (BER_LOG_PRINT_FN) invalue;
return LBER_OPT_SUCCESS;
} else if(option == LBER_OPT_LOG_PRINT_FILE) {
ber_pvt_err_file = (void *) invalue;
return LBER_OPT_SUCCESS;
} else if(option == LBER_OPT_MEMORY_INUSE) {
/* The memory inuse is a global variable on kernal implementations.
* This means that memory debug is shared by all LDAP processes
* so for this variable to have much meaning, only one LDAP process
* should be running and memory inuse should be initialized to zero
* using the lber_set_option() function during startup.
* The counter is not accurate for multithreaded applications.
*/
#ifdef LDAP_MEMORY_DEBUG
ber_int_options.lbo_meminuse = * (int *) invalue;
return LBER_OPT_SUCCESS;
#else
return LBER_OPT_ERROR;
#endif
}
ber_errno = LBER_ERROR_PARAM;
return LBER_OPT_ERROR;
}
ber = item;
sb = item;
switch(option) {
case LBER_OPT_BER_OPTIONS:
assert( BER_VALID( ber ) );
ber->ber_options = * (const int *) invalue;
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_DEBUG:
assert( BER_VALID( ber ) );
ber->ber_debug = * (const int *) invalue;
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_REMAINING_BYTES:
ber->ber_end = &ber->ber_ptr[* (const ber_len_t *) invalue];
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_TOTAL_BYTES:
ber->ber_end = &ber->ber_buf[* (const ber_len_t *) invalue];
return LBER_OPT_SUCCESS;
case LBER_OPT_BER_BYTES_TO_WRITE:
ber->ber_ptr = &ber->ber_buf[* (const ber_len_t *) invalue];
return LBER_OPT_SUCCESS;
default:
/* bad param */
ber_errno = LBER_ERROR_PARAM;
break;
}
return LBER_OPT_ERROR;
}
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