-/*
- * Copyright (C) 1995-2005, Index Data ApS
+/* This file is part of the YAZ toolkit.
+ * Copyright (C) Index Data
* See the file LICENSE for details.
- *
- * $Id: ber_len.c,v 1.4 2005-06-25 15:46:03 adam Exp $
*/
-/**
+/**
* \file ber_len.c
* \brief Implements BER length octet encoding and decoding
*
int n = 0;
int lenpos, end;
-#ifdef ODR_DEBUG
- fprintf(stderr, "[len=%d]", len);
-#endif
if (len < 0) /* Indefinite */
{
if (odr_putc(o, 0x80) < 0)
return 0;
-#ifdef ODR_DEBUG
- fprintf(stderr, "[indefinite]");
-#endif
return 0;
}
if (len <= 127 && (lenlen == 1 || !exact)) /* definite short form */
/**
* ber_declen:
- * Decode BER length octets. Returns
- * > 0 : number of bytes read
+ * Decode BER length octets. Returns
+ * > 0 : number of bytes read
* -1 : not enough room to read bytes within max bytes
* -2 : other error
*
* len = -1 indefinite length.
* len >= 0 definite length
*/
-int ber_declen(const unsigned char *buf, int *len, int max)
+int ber_declen(const char *buf, int *len, int max)
{
- const unsigned char *b = buf;
+ const unsigned char *b = (const unsigned char *) buf;
int n;
if (max < 1)
if (*b == 0X80) /* Indefinite */
{
*len = -1;
-#ifdef ODR_DEBUG
- fprintf(stderr, "[len=%d]", *len);
-#endif
return 1;
}
if (!(*b & 0X80)) /* Definite short form */
{
*len = (int) *b;
-#ifdef ODR_DEBUG
- fprintf(stderr, "[len=%d]", *len);
-#endif
return 1;
}
if (*b == 0XFF) /* reserved value */
return -2;
- /* indefinite long form */
+ /* indefinite long form */
n = *b & 0X7F;
if (n >= max)
return -1;
}
if (*len < 0)
return -2;
-#ifdef ODR_DEBUG
- fprintf(stderr, "[len=%d]", *len);
-#endif
- return (b - buf);
+ return ((const char *) b - buf);
}
/*
* Local variables:
* c-basic-offset: 4
+ * c-file-style: "Stroustrup"
* indent-tabs-mode: nil
* End:
* vim: shiftwidth=4 tabstop=8 expandtab