Created SILC Crypto Toolkit git repository.

[crypto.git] / lib / silcutil / silcbitops.c

diff --git a/lib/silcutil/silcbitops.c b/lib/silcutil/silcbitops.c
deleted file mode 100644 (file)
index 405ed53..0000000
--- a/lib/silcutil/silcbitops.c
+++ /dev/null
@@ -1,247 +0,0 @@
-/*
-
-  silcbitops.c
-
-  Author: Pekka Riikonen <priikone@silcnet.org>
-
-  Copyright (C) 2007 Pekka Riikonen
-
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; version 2 of the License.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-*/
-
-#include "silc.h"
-
-#define SILC_BIT_POS(bit) (bit / SILC_BIT_SIZE)
-#define SILC_BIT_MASK(bit) (1UL << (bit % SILC_BIT_SIZE))
-
-/* Set bit */
-
-SilcBool silc_bit_set(volatile unsigned long *bitmap, SilcUInt32 bitmap_size,
-                     SilcUInt32 bit)
-{
-  SilcUInt32 pos = SILC_BIT_POS(bit);
-  unsigned long mask = SILC_BIT_MASK(bit);
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return FALSE;
-  }
-  if (pos >= bitmap_size) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return FALSE;
-  }
-
-  bitmap[pos] |= mask;
-  return TRUE;
-}
-
-/* Clear bit */
-
-SilcBool silc_bit_clear(volatile unsigned long *bitmap, SilcUInt32 bitmap_size,
-                       SilcUInt32 bit)
-{
-  SilcUInt32 pos = SILC_BIT_POS(bit);
-  unsigned long mask = SILC_BIT_MASK(bit);
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return FALSE;
-  }
-  if (pos >= bitmap_size) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return FALSE;
-  }
-
-  bitmap[pos] &= ~mask;
-  return TRUE;
-}
-
-/* Toggle bit */
-
-SilcBool silc_bit_toggle(volatile unsigned long *bitmap,
-                        SilcUInt32 bitmap_size, SilcUInt32 bit)
-{
-  SilcUInt32 pos = SILC_BIT_POS(bit);
-  unsigned long mask = SILC_BIT_MASK(bit);
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return FALSE;
-  }
-  if (pos >= bitmap_size) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return FALSE;
-  }
-
-  bitmap[pos] ^= mask;
-  return TRUE;
-}
-
-/* Set bit and return old value */
-
-int silc_bit_test_and_set(volatile unsigned long *bitmap,
-                         SilcUInt32 bitmap_size, SilcUInt32 bit)
-{
-  SilcUInt32 pos = SILC_BIT_POS(bit);
-  unsigned long mask = SILC_BIT_MASK(bit), ret;
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return -1;
-  }
-  if (pos >= bitmap_size) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return -1;
-  }
-
-  ret = bitmap[pos];
-  bitmap[pos] ^= mask;
-
-  return (ret & mask) != 0;
-}
-
-/* Clear bit and return old value */
-
-int silc_bit_test_and_clear(volatile unsigned long *bitmap,
-                           SilcUInt32 bitmap_size, SilcUInt32 bit)
-{
-  SilcUInt32 pos = SILC_BIT_POS(bit);
-  unsigned long mask = SILC_BIT_MASK(bit), ret;
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return -1;
-  }
-  if (pos >= bitmap_size) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return -1;
-  }
-
-  ret = bitmap[pos];
-  bitmap[pos] &= ~mask;
-
-  return (ret & mask) != 0;
-}
-
-/* Toggle bit and return old value */
-
-int silc_bit_test_and_toggle(volatile unsigned long *bitmap,
-                            SilcUInt32 bitmap_size, SilcUInt32 bit)
-{
-  SilcUInt32 pos = SILC_BIT_POS(bit);
-  unsigned long mask = SILC_BIT_MASK(bit), ret;
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return -1;
-  }
-  if (pos >= bitmap_size) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return -1;
-  }
-
-  ret = bitmap[pos];
-  bitmap[pos] ^= mask;
-
-  return (ret & mask) != 0;
-}
-
-/* Return bit value */
-
-int silc_bit_get(volatile unsigned long *bitmap, SilcUInt32 bitmap_size,
-                SilcUInt32 bit)
-{
-  SilcUInt32 pos = SILC_BIT_POS(bit);
-  unsigned long mask = SILC_BIT_MASK(bit);
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return -1;
-  }
-  if (pos >= bitmap_size) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return -1;
-  }
-
-  return (bitmap[pos] & mask) != 0;
-}
-
-/* Return first set bit number */
-
-int silc_bit_ffs(volatile unsigned long *bitmap, SilcUInt32 bitmap_size)
-{
-  return silc_bit_fns(bitmap, bitmap_size, 0);
-}
-
-/* Return first zero bit number */
-
-int silc_bit_ffz(volatile unsigned long *bitmap, SilcUInt32 bitmap_size)
-{
-  return silc_bit_fnz(bitmap, bitmap_size, 0);
-}
-
-/* Return next set bit number */
-
-int silc_bit_fns(volatile unsigned long *bitmap, SilcUInt32 bitmap_size,
-                SilcUInt32 offset)
-{
-  register SilcUInt32 i;
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return -1;
-  }
-  if (offset >= bitmap_size * SILC_BIT_SIZE) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return -1;
-  }
-
-  for (i = offset; i < bitmap_size * SILC_BIT_SIZE; i++)
-    if (bitmap[SILC_BIT_POS(i)] & SILC_BIT_MASK(i))
-      return i;
-
-  silc_set_errno(SILC_ERR_NOT_FOUND);
-  return -1;
-}
-
-/* Return next zero bit number */
-
-int silc_bit_fnz(volatile unsigned long *bitmap, SilcUInt32 bitmap_size,
-                SilcUInt32 offset)
-{
-  register SilcUInt32 i;
-
-  if (!bitmap) {
-    silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
-    return -1;
-  }
-  if (offset >= bitmap_size * SILC_BIT_SIZE) {
-    silc_set_errno(SILC_ERR_OVERFLOW);
-    return -1;
-  }
-
-  for (i = offset; i < bitmap_size * SILC_BIT_SIZE; i++)
-    if ((bitmap[SILC_BIT_POS(i)] & SILC_BIT_MASK(i)) == 0)
-      return i;
-
-  silc_set_errno(SILC_ERR_NOT_FOUND);
-  return -1;
-}
-
-/* Clear bitmap */
-
-void silc_bit_clear_bitmap(volatile unsigned long *bitmap,
-                          SilcUInt32 bitmap_size)
-{
-  if (!bitmap)
-    return;
-  memset((void *)bitmap, 0, bitmap_size * 8);
-}