/* See LICENSE file for copyright and license details. */ #include <stdio.h> #include <stdlib.h> #include <sys/stat.h> #include <sys/types.h> #include <unistd.h> #include "util.h" static void uuencode(FILE *, const char *, const char *); static void usage(void) { eprintf("usage: %s [file] name\n", argv0); } int main(int argc, char *argv[]) { FILE *fp; ARGBEGIN { case 'm': eprintf("-m not implemented\n"); default: usage(); } ARGEND; if (argc == 0 || argc > 2) usage(); if (argc == 1) { uuencode(stdin, argv[0], "<stdin>"); } else { if (!(fp = fopen(argv[0], "r"))) eprintf("fopen %s:", argv[0]); uuencode(fp, argv[1], argv[0]); fclose(fp); } return EXIT_SUCCESS; } static void uuencode(FILE *fp, const char *name, const char *s) { struct stat st; unsigned char buf[45], *p; ssize_t n; int ch; if (fstat(fileno(fp), &st) < 0) eprintf("fstat %s:", s); printf("begin %o %s\n", st.st_mode & 0777, name); while ((n = fread(buf, 1, sizeof(buf), fp))) { ch = ' ' + (n & 0x3f); putchar(ch == ' ' ? '`' : ch); for (p = buf; n > 0; n -= 3, p += 3) { if (n < 3) { p[2] = '\0'; if (n < 2) p[1] = '\0'; } ch = ' ' + ((p[0] >> 2) & 0x3f); putchar(ch == ' ' ? '`' : ch); ch = ' ' + (((p[0] << 4) | ((p[1] >> 4) & 0xf)) & 0x3f); putchar(ch == ' ' ? '`' : ch); ch = ' ' + (((p[1] << 2) | ((p[2] >> 6) & 0x3)) & 0x3f); putchar(ch == ' ' ? '`' : ch); ch = ' ' + (p[2] & 0x3f); putchar(ch == ' ' ? '`' : ch); } putchar('\n'); } if (ferror(fp)) eprintf("'%s' read error:", s); printf("%c\nend\n", '`'); }