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[src/trunk]: src/usr.bin/base64 Provide MacOS/X compatible flags (where possi...
details: https://anonhg.NetBSD.org/src/rev/3f8e3f966ece
branches: trunk
changeset: 834043:3f8e3f966ece
user: christos <christos%NetBSD.org@localhost>
date: Wed Jul 25 03:45:34 2018 +0000
description:
Provide MacOS/X compatible flags (where possible)
Propagate errno
diffstat:
usr.bin/base64/base64.c | 57 ++++++++++++++++++++++++++----------------------
1 files changed, 31 insertions(+), 26 deletions(-)
diffs (182 lines):
diff -r 591481481b38 -r 3f8e3f966ece usr.bin/base64/base64.c
--- a/usr.bin/base64/base64.c Wed Jul 25 03:28:17 2018 +0000
+++ b/usr.bin/base64/base64.c Wed Jul 25 03:45:34 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: base64.c,v 1.1 2018/07/24 15:26:16 christos Exp $ */
+/* $NetBSD: base64.c,v 1.2 2018/07/25 03:45:34 christos Exp $ */
/*-
* Copyright (c) 2018 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: base64.c,v 1.1 2018/07/24 15:26:16 christos Exp $");
+__RCSID("$NetBSD: base64.c,v 1.2 2018/07/25 03:45:34 christos Exp $");
#include <ctype.h>
#include <errno.h>
@@ -66,23 +66,22 @@
for (i = 0; i < len + 1; i++) {
if (out[i] >= 64) {
- errno = EINVAL;
- return -1;
+ return EINVAL;
}
if (fputc(B64[out[i]], fout) == -1)
- return -1;
+ return errno;
if (++(*pos) == wrap) {
if (fputc('\n', fout) == -1)
- return -1;
+ return errno;
*pos = 0;
}
}
for (; i < 4; i++) {
if (fputc('=', fout) == -1)
- return -1;
+ return errno;
if (++(*pos) == wrap) {
if (fputc('\n', fout) == -1)
- return -1;
+ return errno;
*pos = 0;
}
}
@@ -106,22 +105,23 @@
uint8_t out[4];
size_t ilen;
size_t pos = 0;
+ int e;
while ((ilen = getinput(fin, in)) > 2) {
encode(out, in);
- if (putoutput(fout, out, ilen, wrap, &pos) == -1)
- return -1;
+ if ((e = putoutput(fout, out, ilen, wrap, &pos)) != 0)
+ return e;
}
if (ilen != 0) {
encode(out, in);
- if (putoutput(fout, out, ilen, wrap, &pos) == -1)
- return -1;
+ if ((e = putoutput(fout, out, ilen, wrap, &pos)) != 0)
+ return e;
}
if (pos && wrap) {
if (fputc('\n', fout) == -1)
- return -1;
+ return errno;
}
return 0;
}
@@ -146,7 +146,7 @@
pos = strchr(B64, c);
if (pos == NULL)
- return -1;
+ return EFTYPE;
b = (uint8_t)(pos - B64);
@@ -157,19 +157,19 @@
case 1:
out |= b >> 4;
if (fputc(out, fout) == -1)
- return -1;
+ return errno;
out = (uint8_t)((b & 0xf) << 4);
break;
case 2:
out |= b >> 2;
if (fputc(out, fout) == -1)
- return -1;
+ return errno;
out = (uint8_t)((b & 0x3) << 6);
break;
case 3:
out |= b;
if (fputc(out, fout) == -1)
- return -1;
+ return errno;
out = 0;
break;
default:
@@ -182,7 +182,7 @@
switch (state) {
case 0:
case 1:
- return -1;
+ return EFTYPE;
case 2:
while ((c = getc(fin)) != -1) {
if (ignore && isspace(c))
@@ -190,7 +190,7 @@
break;
}
if (c != '=')
- return -1;
+ return EFTYPE;
/*FALLTHROUGH*/
case 3:
while ((c = getc(fin)) != -1) {
@@ -199,7 +199,7 @@
break;
}
if (c != -1)
- return -1;
+ return EFTYPE;
return 0;
default:
abort();
@@ -207,7 +207,7 @@
}
if (c != -1 || state != 0)
- return -1;
+ return EFTYPE;
return 0;
}
@@ -226,12 +226,13 @@
int e;
if (decode)
- e = b64_decode(stdout, stdin, ignore) != 0;
+ e = b64_decode(stdout, stdin, ignore);
else
- e = b64_encode(stdout, stdin, wrap) != 0;
+ e = b64_encode(stdout, stdin, wrap);
- if (e != 0)
- errx(EXIT_FAILURE, "%scoding failed", decode ? "De": "En");
+ if (e == 0)
+ return;
+ errc(EXIT_FAILURE, e, "%scoding failed", decode ? "De": "En");
}
int
@@ -242,14 +243,18 @@
bool ignore = false;
int c;
- while ((c = getopt(argc, argv, "diw:")) != -1) {
+ while ((c = getopt(argc, argv, "b:Ddiw:")) != -1) {
switch (c) {
+ case 'D':
+ decode = ignore = true;
+ break;
case 'd':
decode = true;
break;
case 'i':
ignore = true;
break;
+ case 'b':
case 'w':
wrap = (size_t)atoi(optarg);
break;
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