17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7257d1b4Sraf * Common Development and Distribution License (the "License"). 6*7257d1b4Sraf * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21*7257d1b4Sraf 227c478bd9Sstevel@tonic-gate /* 23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 287c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 297c478bd9Sstevel@tonic-gate 30*7257d1b4Sraf #pragma ident "%Z%%M% %I% %E% SMI" 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate /* 337c478bd9Sstevel@tonic-gate * convert base 64 ascii to long int 347c478bd9Sstevel@tonic-gate * char set is [./0-9A-Za-z] 357c478bd9Sstevel@tonic-gate * 367c478bd9Sstevel@tonic-gate */ 37*7257d1b4Sraf #include "lint.h" 387c478bd9Sstevel@tonic-gate #include <sys/types.h> 397c478bd9Sstevel@tonic-gate #include <stdlib.h> 407c478bd9Sstevel@tonic-gate 417c478bd9Sstevel@tonic-gate #define BITSPERCHAR 6 /* to hold entire character set */ 427c478bd9Sstevel@tonic-gate #define MAXBITS (6 * BITSPERCHAR) /* maximum number */ 437c478bd9Sstevel@tonic-gate /* of 6 chars converted */ 447c478bd9Sstevel@tonic-gate 457c478bd9Sstevel@tonic-gate long a64l(const char * s)467c478bd9Sstevel@tonic-gatea64l(const char *s) 477c478bd9Sstevel@tonic-gate { 487c478bd9Sstevel@tonic-gate int i, c; 497c478bd9Sstevel@tonic-gate int lg = 0; 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate for (i = 0; ((c = *s++) != '\0') && (i < MAXBITS); i += BITSPERCHAR) { 527c478bd9Sstevel@tonic-gate if (c > 'Z') 537c478bd9Sstevel@tonic-gate c -= 'a' - 'Z' - 1; 547c478bd9Sstevel@tonic-gate if (c > '9') 557c478bd9Sstevel@tonic-gate c -= 'A' - '9' - 1; 567c478bd9Sstevel@tonic-gate lg |= (c - ('0' - 2)) << i; 577c478bd9Sstevel@tonic-gate } 587c478bd9Sstevel@tonic-gate return ((long)lg); 597c478bd9Sstevel@tonic-gate } 60