From 008d0be72b2f160382c6e880765e96b64a050c65 Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 3 Jan 2015 12:04:58 +0100 Subject: imported original firmware WRT54GL_v4.30.11_11_US --- release/src/router/busybox/coreutils/uuencode.c | 149 ++++++++++++++++++++++++ 1 file changed, 149 insertions(+) create mode 100644 release/src/router/busybox/coreutils/uuencode.c (limited to 'release/src/router/busybox/coreutils/uuencode.c') diff --git a/release/src/router/busybox/coreutils/uuencode.c b/release/src/router/busybox/coreutils/uuencode.c new file mode 100644 index 00000000..fd3326d8 --- /dev/null +++ b/release/src/router/busybox/coreutils/uuencode.c @@ -0,0 +1,149 @@ +/* vi: set sw=4 ts=4: */ +/* + * Copyright (C) 2000 by Glenn McGrath + * + * based on the function base64_encode from http.c in wget v1.6 + * Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#include +#include +#include +#include +#include +#include +#include +#include "busybox.h" + +/* Conversion table. for base 64 */ +static const char tbl_base64[65] = { + 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', + 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', + 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', + 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', + 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', + 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', + 'w', 'x', 'y', 'z', '0', '1', '2', '3', + '4', '5', '6', '7', '8', '9', '+', '/', + '=' /* termination character */ +}; + +static const char tbl_std[65] = { + '`', '!', '"', '#', '$', '%', '&', '\'', + '(', ')', '*', '+', ',', '-', '.', '/', + '0', '1', '2', '3', '4', '5', '6', '7', + '8', '9', ':', ';', '<', '=', '>', '?', + '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', + 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', + 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', + 'X', 'Y', 'Z', '[', '\\', ']', '^', '_', + '`' /* termination character */ +}; + +/* + * Encode the string S of length LENGTH to base64 format and place it + * to STORE. STORE will be 0-terminated, and must point to a writable + * buffer of at least 1+BASE64_LENGTH(length) bytes. + * where BASE64_LENGTH(len) = (4 * ((LENGTH + 2) / 3)) + */ +static void uuencode (const char *s, const char *store, const int length, const char *tbl) +{ + int i; + unsigned char *p = (unsigned char *)store; + + /* Transform the 3x8 bits to 4x6 bits, as required by base64. */ + for (i = 0; i < length; i += 3) { + *p++ = tbl[s[0] >> 2]; + *p++ = tbl[((s[0] & 3) << 4) + (s[1] >> 4)]; + *p++ = tbl[((s[1] & 0xf) << 2) + (s[2] >> 6)]; + *p++ = tbl[s[2] & 0x3f]; + s += 3; + } + /* Pad the result if necessary... */ + if (i == length + 1) { + *(p - 1) = tbl[64]; + } + else if (i == length + 2) { + *(p - 1) = *(p - 2) = tbl[64]; + } + /* ...and zero-terminate it. */ + *p = '\0'; +} + +#define SRC_BUF_SIZE 45 // This *MUST* be a multiple of 3 +#define DST_BUF_SIZE 4 * ((SRC_BUF_SIZE + 2) / 3) +int uuencode_main(int argc, char **argv) +{ + const int src_buf_size = SRC_BUF_SIZE; + const int dst_buf_size = DST_BUF_SIZE; + int write_size = dst_buf_size; + struct stat stat_buf; + FILE *src_stream = stdin; + const char *tbl; + size_t size; + mode_t mode; + RESERVE_CONFIG_BUFFER(src_buf, SRC_BUF_SIZE + 1); + RESERVE_CONFIG_BUFFER(dst_buf, DST_BUF_SIZE + 1); + + tbl = tbl_std; + if (bb_getopt_ulflags(argc, argv, "m") & 1) { + tbl = tbl_base64; + } + + switch (argc - optind) { + case 2: + src_stream = bb_xfopen(argv[optind], "r"); + if (stat(argv[optind], &stat_buf) < 0) { + bb_perror_msg_and_die("stat"); + } + mode = stat_buf.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO); + if (src_stream == stdout) { + puts("NULL"); + } + break; + case 1: + mode = 0666 & ~umask(0666); + break; + default: + bb_show_usage(); + } + + bb_printf("begin%s %o %s", tbl == tbl_std ? "" : "-base64", mode, argv[argc - 1]); + + while ((size = fread(src_buf, 1, src_buf_size, src_stream)) > 0) { + if (size != src_buf_size) { + /* write_size is always 60 until the last line */ + write_size=(4 * ((size + 2) / 3)); + /* pad with 0s so we can just encode extra bits */ + memset(&src_buf[size], 0, src_buf_size - size); + } + /* Encode the buffer we just read in */ + uuencode(src_buf, dst_buf, size, tbl); + + putchar('\n'); + if (tbl == tbl_std) { + putchar(tbl[size]); + } + if (fwrite(dst_buf, 1, write_size, stdout) != write_size) { + bb_perror_msg_and_die(bb_msg_write_error); + } + } + bb_printf(tbl == tbl_std ? "\n`\nend\n" : "\n====\n"); + + bb_xferror(src_stream, "source"); /* TODO - Fix this! */ + + bb_fflush_stdout_and_exit(EXIT_SUCCESS); +} -- cgit v1.2.3-54-g00ecf