| /* |

| * LibXDiff by Davide Libenzi ( File Differential Library ) |

| * Copyright (C) 2003 Davide Libenzi |

| * |

| * This library is free software; you can redistribute it and/or |

| * modify it under the terms of the GNU Lesser General Public |

| * License as published by the Free Software Foundation; either |

| * version 2.1 of the License, or (at your option) any later version. |

| * |

| * This library 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 |

| * Lesser General Public License for more details. |

| * |

| * You should have received a copy of the GNU Lesser General Public |

| * License along with this library; if not, write to the Free Software |

| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |

| * |

| * Davide Libenzi <davidel@xmailserver.org> |

| * |

| */ |

| |

| #if !defined(XMACROS_H) |

| #define XMACROS_H |

| |

| |

| |

| |

| #define XDL_MIN(a, b) ((a) < (b) ? (a): (b)) |

| #define XDL_MAX(a, b) ((a) > (b) ? (a): (b)) |

| #define XDL_ABS(v) ((v) >= 0 ? (v): -(v)) |

| #define XDL_ISDIGIT(c) ((c) >= '0' && (c) <= '9') |

| #define XDL_ADDBITS(v,b) ((v) + ((v) >> (b))) |

| #define XDL_MASKBITS(b) ((1UL << (b)) - 1) |

| #define XDL_HASHLONG(v,b) (XDL_ADDBITS((unsigned long)(v), b) & XDL_MASKBITS(b)) |

| #define XDL_PTRFREE(p) do { if (p) { xdl_free(p); (p) = NULL; } } while (0) |

| #define XDL_LE32_PUT(p, v) \ |

| do { \ |

| unsigned char *__p = (unsigned char *) (p); \ |

| *__p++ = (unsigned char) (v); \ |

| *__p++ = (unsigned char) ((v) >> 8); \ |

| *__p++ = (unsigned char) ((v) >> 16); \ |

| *__p = (unsigned char) ((v) >> 24); \ |

| } while (0) |

| #define XDL_LE32_GET(p, v) \ |

| do { \ |

| unsigned char const *__p = (unsigned char const *) (p); \ |

| (v) = (unsigned long) __p[0] | ((unsigned long) __p[1]) << 8 | \ |

| ((unsigned long) __p[2]) << 16 | ((unsigned long) __p[3]) << 24; \ |

| } while (0) |

| |

| |

| #endif /* #if !defined(XMACROS_H) */ |