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uuencode: Style fix

This commit is contained in:
sin 2015-02-13 11:17:48 +00:00
parent b64b51dc91
commit d61add5dee
1 changed files with 42 additions and 44 deletions
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86
uuencode.c
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@ -9,55 +9,13 @@
static int mflag = 0;
static void uuencodeb64(FILE *, const char *, const char *);
static void uuencode(FILE *, const char *, const char *);
static void
usage(void)
{
eprintf("usage: %s [-m] [file] name\n", argv0);
}
int
main(int argc, char *argv[])
{
FILE *fp;
ARGBEGIN {
case 'm':
mflag = 1;
break;
default:
usage();
} ARGEND;
if (argc == 0 || argc > 2)
usage();
if (argc == 1) {
if (mflag)
uuencodeb64(stdin, argv[0], "<stdin>");
else
uuencode(stdin, argv[0], "<stdin>");
} else {
if (!(fp = fopen(argv[0], "r")))
eprintf("fopen %s:", argv[0]);
if (mflag)
uuencodeb64(fp, argv[1], argv[0]);
else
uuencode(fp, argv[1], argv[0]);
fclose(fp);
}
return 0;
}
static const char b64et[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
/* much faster */
static unsigned int
b64e(unsigned char b[2])
{
unsigned int o = 0;
unsigned int p = b[2] | (b[1] << 8) | (b[0] << 16);
const char b64et[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
o = b64et[p & 0x3f]; p >>= 6;
o = (o << 8) | b64et[p & 0x3f]; p >>= 6;
o = (o << 8) | b64et[p & 0x3f]; p >>= 6;
@ -72,6 +30,7 @@ uuencodeb64(FILE *fp, const char *name, const char *s)
ssize_t n, m = 0;
unsigned char buf[45], *pb;
unsigned int out[sizeof(buf)/3 + 1], *po;
if (fstat(fileno(fp), &st) < 0)
eprintf("fstat %s:", s);
printf("begin-base64 %o %s\n", st.st_mode & 0777, name);
@ -133,3 +92,42 @@ uuencode(FILE *fp, const char *name, const char *s)
eprintf("'%s' read error:", s);
printf("%c\nend\n", '`');
}
static void
usage(void)
{
eprintf("usage: %s [-m] [file] name\n", argv0);
}
int
main(int argc, char *argv[])
{
FILE *fp;
ARGBEGIN {
case 'm':
mflag = 1;
break;
default:
usage();
} ARGEND;
if (argc == 0 || argc > 2)
usage();
if (argc == 1) {
if (mflag)
uuencodeb64(stdin, argv[0], "<stdin>");
else
uuencode(stdin, argv[0], "<stdin>");
} else {
if (!(fp = fopen(argv[0], "r")))
eprintf("fopen %s:", argv[0]);
if (mflag)
uuencodeb64(fp, argv[1], argv[0]);
else
uuencode(fp, argv[1], argv[0]);
fclose(fp);
}
return 0;
}