openldap/libraries/liblber/bprint.c

385 lines
7.4 KiB
C

/* $OpenLDAP$ */
/*
* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <ac/ctype.h>
#include <ac/stdarg.h>
#include <ac/string.h>
#include "lber-int.h"
typedef void (*BER_LOG_FN) LDAP_P((FILE *file, char *subsys, int level, const char *fmt, va_list vl));
#define ber_log_check(errlvl, loglvl) (errlvl & loglvl)
BER_LOG_FN ber_int_log_proc = NULL;
/*
* We don't just set ber_pvt_err_file to stderr here, because in NT,
* stderr is a symbol imported from a DLL. As such, the compiler
* doesn't recognize the symbol as having a constant address. Thus
* we set ber_pvt_err_file to stderr later, when it first gets
* referenced.
*/
FILE *ber_pvt_err_file = NULL;
/*
* ber errno
*/
BER_ERRNO_FN ber_int_errno_fn = NULL;
int * ber_errno_addr(void)
{
static int ber_int_errno = LBER_ERROR_NONE;
if( ber_int_errno_fn ) {
return (*ber_int_errno_fn)();
}
return &ber_int_errno;
}
/*
* Print stuff
*/
void ber_error_print( LDAP_CONST char *data )
{
assert( data != NULL );
if (!ber_pvt_err_file) ber_pvt_err_file = stderr;
fputs( data, ber_pvt_err_file );
/* Print to both streams */
if (ber_pvt_err_file != stderr) {
fputs( data, stderr );
fflush( stderr );
}
fflush( ber_pvt_err_file );
}
BER_LOG_PRINT_FN ber_pvt_log_print = ber_error_print;
/*
* lber log
*/
int ber_pvt_log_output( char *subsystem, int level, const char *fmt, ... )
{
char buf[ 1024 ];
va_list vl;
va_start( vl, fmt );
if ( ber_int_log_proc != NULL )
{
ber_int_log_proc( ber_pvt_err_file, subsystem, level, fmt, vl );
}
else
{
int level;
ber_get_option( NULL, LBER_OPT_BER_DEBUG, &level );
#ifdef HAVE_VSNPRINTF
buf[sizeof(buf) - 1] = '\0';
vsnprintf( buf, sizeof(buf)-1, fmt, vl );
#elif HAVE_VSPRINTF
vsprintf( buf, fmt, vl ); /* hope it's not too long */
#else
/* use doprnt() */
#error "vsprintf() required.";
#endif
if ( ber_log_check( LDAP_DEBUG_BER, level ) )
(*ber_pvt_log_print)( buf );
}
va_end(vl);
return 1;
}
int ber_pvt_log_printf( int errlvl, int loglvl, const char *fmt, ... )
{
char buf[ 1024 ];
va_list ap;
assert( fmt != NULL );
if ( !ber_log_check( errlvl, loglvl )) {
return 0;
}
va_start( ap, fmt );
#ifdef HAVE_VSNPRINTF
buf[sizeof(buf) - 1] = '\0';
vsnprintf( buf, sizeof(buf)-1, fmt, ap );
#elif HAVE_VSPRINTF
vsprintf( buf, fmt, ap ); /* hope it's not too long */
#else
/* use doprnt() */
#error "vsprintf() required."
#endif
va_end(ap);
(*ber_pvt_log_print)( buf );
return 1;
}
#if 0
static int ber_log_puts(int errlvl, int loglvl, char *buf)
{
assert( buf != NULL );
if ( !ber_log_check( errlvl, loglvl )) {
return 0;
}
(*ber_pvt_log_print)( buf );
return 1;
}
#endif
/*
* Print arbitrary stuff, for debugging.
*/
int
ber_log_bprint(int errlvl,
int loglvl,
const char *data,
ber_len_t len )
{
assert( data != NULL );
if ( !ber_log_check( errlvl, loglvl )) {
return 0;
}
ber_bprint(data, len);
return 1;
}
void
ber_bprint(
LDAP_CONST char *data,
ber_len_t len )
{
static const char hexdig[] = "0123456789abcdef";
#define BP_OFFSET 9
#define BP_GRAPH 60
#define BP_LEN 80
char line[ BP_LEN ];
ber_len_t i;
assert( data != NULL );
/* in case len is zero */
line[0] = '\n';
line[1] = '\0';
for ( i = 0 ; i < len ; i++ ) {
int n = i % 16;
unsigned off;
if( !n ) {
if( i ) (*ber_pvt_log_print)( line );
memset( line, ' ', sizeof(line)-2 );
line[sizeof(line)-2] = '\n';
line[sizeof(line)-1] = '\0';
off = i % 0x0ffffU;
line[ 2 ] = hexdig[ 0x0f & (off >> 12) ];
line[ 3 ] = hexdig[ 0x0f & (off >> 8) ];
line[ 4 ] = hexdig[ 0x0f & (off >> 4) ];
line[ 5 ] = hexdig[ 0x0f & off ];
line[ 6 ] = ':';
}
off = BP_OFFSET + n*3 + ((n >= 8)?1:0);
line[ off ] = hexdig[ 0x0f & ( data[i] >> 4 ) ];
line[ off+1 ] = hexdig[ 0x0f & data[i] ];
off = BP_GRAPH + n + ((n >= 8)?1:0);
if ( isprint( data[i] )) {
line[ BP_GRAPH + n ] = data[i];
} else {
line[ BP_GRAPH + n ] = '.';
}
}
(*ber_pvt_log_print)( line );
}
#ifdef NEW_LOGGING
int ber_output_dump(
const char *subsys,
int level,
BerElement *ber,
int inout )
{
static const char hexdig[] = "0123456789abcdef";
char buf[132];
ber_len_t len;
char line[ BP_LEN ];
ber_len_t i;
char *data = ber->ber_ptr;
if ( inout == 1 ) {
len = ber_pvt_ber_remaining(ber);
} else {
len = ber_pvt_ber_write(ber);
}
sprintf( buf, "ber_dump: buf=0x%08lx ptr=0x%08lx end=0x%08lx len=%ld\n",
(long) ber->ber_buf,
(long) ber->ber_ptr,
(long) ber->ber_end,
(long) len );
ber_pvt_log_output( subsys, level, "%s", buf );
#define BP_OFFSET 9
#define BP_GRAPH 60
#define BP_LEN 80
assert( data != NULL );
/* in case len is zero */
line[0] = '\n';
line[1] = '\0';
for ( i = 0 ; i < len ; i++ ) {
int n = i % 16;
unsigned off;
if( !n ) {
if( i ) ber_pvt_log_output( subsys, level, "%s", line );
memset( line, ' ', sizeof(line)-2 );
line[sizeof(line)-2] = '\n';
line[sizeof(line)-1] = '\0';
off = i % 0x0ffffU;
line[ 2 ] = hexdig[ 0x0f & (off >> 12) ];
line[ 3 ] = hexdig[ 0x0f & (off >> 8) ];
line[ 4 ] = hexdig[ 0x0f & (off >> 4) ];
line[ 5 ] = hexdig[ 0x0f & off ];
line[ 6 ] = ':';
}
off = BP_OFFSET + n*3 + ((n >= 8)?1:0);
line[ off ] = hexdig[ 0x0f & ( data[i] >> 4 ) ];
line[ off+1 ] = hexdig[ 0x0f & data[i] ];
off = BP_GRAPH + n + ((n >= 8)?1:0);
if ( isprint( data[i] )) {
line[ BP_GRAPH + n ] = data[i];
} else {
line[ BP_GRAPH + n ] = '.';
}
}
ber_pvt_log_output( subsys, level, "%s", line );
}
#endif
int
ber_log_dump(
int errlvl,
int loglvl,
BerElement *ber,
int inout )
{
assert( ber != NULL );
assert( LBER_VALID( ber ) );
if ( !ber_log_check( errlvl, loglvl )) {
return 0;
}
ber_dump(ber, inout);
return 1;
}
void
ber_dump(
BerElement *ber,
int inout )
{
char buf[132];
ber_len_t len;
assert( ber != NULL );
assert( LBER_VALID( ber ) );
if ( inout == 1 ) {
len = ber_pvt_ber_remaining(ber);
} else {
len = ber_pvt_ber_write(ber);
}
sprintf( buf, "ber_dump: buf=0x%08lx ptr=0x%08lx end=0x%08lx len=%ld\n",
(long) ber->ber_buf,
(long) ber->ber_ptr,
(long) ber->ber_end,
(long) len );
(*ber_pvt_log_print)( buf );
ber_bprint( ber->ber_ptr, len );
}
int
ber_log_sos_dump(
int errlvl,
int loglvl,
Seqorset *sos )
{
assert( sos != NULL );
if ( !ber_log_check( errlvl, loglvl )) {
return 0;
}
ber_sos_dump( sos );
return 1;
}
void
ber_sos_dump(
Seqorset *sos )
{
char buf[132];
assert( sos != NULL );
(*ber_pvt_log_print)( "*** sos dump ***\n" );
while ( sos != NULL ) {
sprintf( buf, "ber_sos_dump: clen %ld first 0x%lx ptr 0x%lx\n",
(long) sos->sos_clen,
(long) sos->sos_first,
(long) sos->sos_ptr );
(*ber_pvt_log_print)( buf );
sprintf( buf, " current len %ld contents:\n",
(long) (sos->sos_ptr - sos->sos_first) );
(*ber_pvt_log_print)( buf );
ber_bprint( sos->sos_first, sos->sos_ptr - sos->sos_first );
sos = sos->sos_next;
}
(*ber_pvt_log_print)( "*** end dump ***\n" );
}