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