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-rw-r--r--libraries/liblber/bprint.c296
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diff --git a/libraries/liblber/bprint.c b/libraries/liblber/bprint.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2022 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/*
+ * Copyright (c) 1991 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was originally developed by the University of Michigan
+ * (as part of U-MICH LDAP).
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/ctype.h>
+#include <ac/stdarg.h>
+#include <ac/string.h>
+
+#include "lber-int.h"
+
+#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(
+ const 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 );
+ buf[sizeof(buf) - 1] = '\0';
+ vsnprintf( buf, sizeof(buf)-1, fmt, vl );
+ 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 );
+
+ buf[sizeof(buf) - 1] = '\0';
+ vsnprintf( buf, sizeof(buf)-1, fmt, ap );
+
+ 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( (unsigned char) data[i] )) {
+ line[BP_GRAPH + n] = data[i];
+ } else {
+ line[BP_GRAPH + n] = '.';
+ }
+ }
+
+ (*ber_pvt_log_print)( line );
+}
+
+
+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=%p ptr=%p end=%p len=%ld\n",
+ ber->ber_buf,
+ ber->ber_ptr,
+ ber->ber_end,
+ (long) len );
+
+ (void) (*ber_pvt_log_print)( buf );
+
+ ber_bprint( ber->ber_ptr, len );
+}
+
+typedef struct seqorset Seqorset;
+
+/* Exists for binary compatibility with OpenLDAP 2.4.17-- */
+int
+ber_log_sos_dump(
+ int errlvl,
+ int loglvl,
+ Seqorset *sos )
+{
+ return 0;
+}
+
+/* Exists for binary compatibility with OpenLDAP 2.4.17-- */
+void
+ber_sos_dump(
+ Seqorset *sos )
+{
+}