| | 1 | /* $OpenBSD: uuencode.c,v 1.22 2006/07/05 02:42:09 stevesk Exp $ */ |
| | 2 | /* |
| | 3 | * Copyright (c) 2000 Markus Friedl. All rights reserved. |
| | 4 | * |
| | 5 | * Redistribution and use in source and binary forms, with or without |
| | 6 | * modification, are permitted provided that the following conditions |
| | 7 | * are met: |
| | 8 | * 1. Redistributions of source code must retain the above copyright |
| | 9 | * notice, this list of conditions and the following disclaimer. |
| | 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| | 11 | * notice, this list of conditions and the following disclaimer in the |
| | 12 | * documentation and/or other materials provided with the distribution. |
| | 13 | * |
| | 14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| | 15 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| | 16 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| | 17 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| | 18 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| | 19 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| | 20 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| | 21 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| | 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| | 23 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| | 24 | */ |
| | 25 | |
| | 26 | #include "includes.h" |
| | 27 | |
| | 28 | #include <sys/types.h> |
| | 29 | |
| | 30 | #include <netinet/in.h> |
| | 31 | |
| | 32 | #include "xmalloc.h" |
| | 33 | #include "uuencode.h" |
| | 34 | |
| | 35 | int |
| | 36 | uuencode(const u_char *src, u_int srclength, |
| | 37 | char *target, size_t targsize) |
| | 38 | { |
| | 39 | return __b64_ntop(src, srclength, target, targsize); |
| | 40 | } |
| | 41 | |
| | 42 | int |
| | 43 | uudecode(const char *src, u_char *target, size_t targsize) |
| | 44 | { |
| | 45 | int len; |
| | 46 | char *encoded, *p; |
| | 47 | |
| | 48 | /* copy the 'readonly' source */ |
| | 49 | encoded = xstrdup(src); |
| | 50 | /* skip whitespace and data */ |
| | 51 | for (p = encoded; *p == ' ' || *p == '\t'; p++) |
| | 52 | ; |
| | 53 | for (; *p != '\0' && *p != ' ' && *p != '\t'; p++) |
| | 54 | ; |
| | 55 | /* and remove trailing whitespace because __b64_pton needs this */ |
| | 56 | *p = '\0'; |
| | 57 | len = __b64_pton(encoded, target, targsize); |
| | 58 | xfree(encoded); |
| | 59 | return len; |
| | 60 | } |
| | 61 | |
| | 62 | void |
| | 63 | dump_base64(FILE *fp, u_char *data, u_int len) |
| | 64 | { |
| | 65 | char *buf; |
| | 66 | int i, n; |
| | 67 | |
| | 68 | if (len > 65536) { |
| | 69 | fprintf(fp, "dump_base64: len > 65536\n"); |
| | 70 | return; |
| | 71 | } |
| | 72 | buf = xmalloc(2*len); |
| | 73 | n = uuencode(data, len, buf, 2*len); |
| | 74 | for (i = 0; i < n; i++) { |
| | 75 | fprintf(fp, "%c", buf[i]); |
| | 76 | if (i % 70 == 69) |
| | 77 | fprintf(fp, "\n"); |
| | 78 | } |
| | 79 | if (i % 70 != 69) |
| | 80 | fprintf(fp, "\n"); |
| | 81 | xfree(buf); |
| | 82 | } |
andersk / openssh.git / blame_incremental