diff options
Diffstat (limited to 'package/toolbox/src/src')
44 files changed, 7279 insertions, 0 deletions
diff --git a/package/toolbox/src/src/chmod.c b/package/toolbox/src/src/chmod.c new file mode 100644 index 000000000..1de14aa2c --- /dev/null +++ b/package/toolbox/src/src/chmod.c @@ -0,0 +1,101 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +#include <dirent.h> +#include <errno.h> +#include <limits.h> +#include <sys/stat.h> + +#include <unistd.h> +#include <time.h> + +void recurse_chmod(char* path, int mode) +{ + struct dirent *dp; + DIR *dir = opendir(path); + if (dir == NULL) { + // not a directory, carry on + return; + } + char *subpath = malloc(sizeof(char)*PATH_MAX); + int pathlen = strlen(path); + + while ((dp = readdir(dir)) != NULL) { + if (strcmp(dp->d_name, ".") == 0 || + strcmp(dp->d_name, "..") == 0) continue; + + if (strlen(dp->d_name) + pathlen + 2/*NUL and slash*/ > PATH_MAX) { + fprintf(stderr, "Invalid path specified: too long\n"); + exit(1); + } + + strcpy(subpath, path); + strcat(subpath, "/"); + strcat(subpath, dp->d_name); + + if (chmod(subpath, mode) < 0) { + fprintf(stderr, "Unable to chmod %s: %s\n", subpath, strerror(errno)); + exit(1); + } + + recurse_chmod(subpath, mode); + } + free(subpath); + closedir(dir); +} + +static int usage() +{ + fprintf(stderr, "Usage: chmod [OPTION] <MODE> <FILE>\n"); + fprintf(stderr, " -R, --recursive change files and directories recursively\n"); + fprintf(stderr, " --help display this help and exit\n"); + + return 10; +} + +int main(int argc, char **argv) +{ + int i; + + if (argc < 3 || strcmp(argv[1], "--help") == 0) { + return usage(); + } + + int recursive = (strcmp(argv[1], "-R") == 0 || + strcmp(argv[1], "--recursive") == 0) ? 1 : 0; + + if (recursive && argc < 4) { + return usage(); + } + + if (recursive) { + argc--; + argv++; + } + + int mode = 0; + const char* s = argv[1]; + while (*s) { + if (*s >= '0' && *s <= '7') { + mode = (mode<<3) | (*s-'0'); + } + else { + fprintf(stderr, "Bad mode\n"); + return 10; + } + s++; + } + + for (i = 2; i < argc; i++) { + if (chmod(argv[i], mode) < 0) { + fprintf(stderr, "Unable to chmod %s: %s\n", argv[i], strerror(errno)); + return 10; + } + if (recursive) { + recurse_chmod(argv[i], mode); + } + } + return 0; +} + diff --git a/package/toolbox/src/src/chown.c b/package/toolbox/src/src/chown.c new file mode 100644 index 000000000..d02721718 --- /dev/null +++ b/package/toolbox/src/src/chown.c @@ -0,0 +1,73 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +#include <dirent.h> +#include <errno.h> +#include <pwd.h> +#include <grp.h> + +#include <unistd.h> +#include <time.h> + +int main(int argc, char **argv) +{ + int i; + + if (argc < 3) { + fprintf(stderr, "Usage: chown <USER>[:GROUP] <FILE1> [FILE2] ...\n"); + return 10; + } + + // Copy argv[1] to 'user' so we can truncate it at the period + // if a group id specified. + char user[32]; + char *group = NULL; + strncpy(user, argv[1], sizeof(user)); + if ((group = strchr(user, ':')) != NULL) { + *group++ = '\0'; + } else if ((group = strchr(user, '.')) != NULL) { + *group++ = '\0'; + } + + // Lookup uid (and gid if specified) + struct passwd *pw; + struct group *grp = NULL; + uid_t uid; + gid_t gid = -1; // passing -1 to chown preserves current group + + pw = getpwnam(user); + if (pw != NULL) { + uid = pw->pw_uid; + } else { + char* endptr; + uid = (int) strtoul(user, &endptr, 0); + if (endptr == user) { // no conversion + fprintf(stderr, "No such user '%s'\n", user); + return 10; + } + } + + if (group != NULL) { + grp = getgrnam(group); + if (grp != NULL) { + gid = grp->gr_gid; + } else { + char* endptr; + gid = (int) strtoul(group, &endptr, 0); + if (endptr == group) { // no conversion + fprintf(stderr, "No such group '%s'\n", group); + return 10; + } + } + } + + for (i = 2; i < argc; i++) { + if (chown(argv[i], uid, gid) < 0) { + fprintf(stderr, "Unable to chown %s: %s\n", argv[i], strerror(errno)); + return 10; + } + } + + return 0; +} diff --git a/package/toolbox/src/src/clear.c b/package/toolbox/src/src/clear.c new file mode 100644 index 000000000..434ab4ace --- /dev/null +++ b/package/toolbox/src/src/clear.c @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2012, The Android Open Source Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google, Inc. nor the names of its contributors + * may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <stdio.h> + +int main(int argc, char **argv) { + /* This prints the clear screen and move cursor to top-left corner control + * characters for VT100 terminals. This means it will not work on + * non-VT100 compliant terminals, namely Windows' cmd.exe, but should + * work on anything unix-y. */ + fputs("\x1b[2J\x1b[H", stdout); + return 0; +} diff --git a/package/toolbox/src/src/cmp.c b/package/toolbox/src/src/cmp.c new file mode 100644 index 000000000..79e56c41a --- /dev/null +++ b/package/toolbox/src/src/cmp.c @@ -0,0 +1,91 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <stdint.h> +#include <unistd.h> +#include <fcntl.h> +#include <sys/ioctl.h> +#include <errno.h> + +int main(int argc, char *argv[]) +{ + int c; + int fd1, fd2; + char buf1[4096], buf2[4096]; + int res, res1, res2; + int rv = 0; + int i; + int filepos = 0; + + int show_byte = 0; + int show_all = 0; + int limit = 0; + + do { + c = getopt(argc, argv, "bln:"); + if (c == EOF) + break; + switch (c) { + case 'b': + show_byte = 1; + break; + case 'l': + show_all = 1; + break; + case 'n': + limit = atoi(optarg); + break; + case '?': + fprintf(stderr, "%s: invalid option -%c\n", + argv[0], optopt); + exit(1); + } + } while (1); + + if (optind + 2 != argc) { + fprintf(stderr, "Usage: %s [-b] [-l] [-n count] file1 file2\n", argv[0]); + exit(1); + } + + fd1 = open(argv[optind], O_RDONLY); + if(fd1 < 0) { + fprintf(stderr, "could not open %s, %s\n", argv[optind], strerror(errno)); + return 1; + } + + fd2 = open(argv[optind+1], O_RDONLY); + if(fd2 < 0) { + fprintf(stderr, "could not open %s, %s\n", argv[optind+1], strerror(errno)); + return 1; + } + + while(1) { + res1 = read(fd1, &buf1, sizeof(buf1)); + res2 = read(fd2, &buf2, sizeof(buf2)); + res = res1 < res2 ? res1 : res2; + if(res1 == 0 && res2 == 0) { + return rv; + } + for(i = 0; i < res; i++) { + if(buf1[i] != buf2[i]) { + printf("%s %s differ byte %d", argv[optind], argv[optind+1], filepos + i); + if(show_byte) + printf(" 0x%02x 0x%02x", buf1[i], buf2[i]); + printf("\n"); + if(!show_all) + return 1; + rv = 1; + } + if(limit) { + limit--; + if(limit == 0) + return rv; + } + } + if(res1 != res2 || res < 0) { + printf("%s on %s\n", res < 0 ? "Read error" : "EOF", res1 < res2 ? argv[optind] : argv[optind+1]); + return 1; + } + filepos += res; + } +} diff --git a/package/toolbox/src/src/dd.c b/package/toolbox/src/src/dd.c new file mode 100644 index 000000000..605f18775 --- /dev/null +++ b/package/toolbox/src/src/dd.c @@ -0,0 +1,1323 @@ +/* $NetBSD: dd.c,v 1.37 2004/01/17 21:00:16 dbj Exp $ */ + +/*- + * Copyright (c) 1991, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Keith Muller of the University of California, San Diego and Lance + * Visser of Convex Computer Corporation. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +#ifndef lint +__COPYRIGHT("@(#) Copyright (c) 1991, 1993, 1994\n\ + The Regents of the University of California. All rights reserved.\n"); +#endif /* not lint */ + +#ifndef lint +#if 0 +static char sccsid[] = "@(#)dd.c 8.5 (Berkeley) 4/2/94"; +#else +__RCSID("$NetBSD: dd.c,v 1.37 2004/01/17 21:00:16 dbj Exp $"); +#endif +#endif /* not lint */ + +#include <sys/param.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <sys/ioctl.h> +#include <sys/time.h> + +#include <ctype.h> +#include <err.h> +#include <errno.h> +#include <fcntl.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "dd.h" + +//#define NO_CONV + +//#include "extern.h" +void block(void); +void block_close(void); +void dd_out(int); +void def(void); +void def_close(void); +void jcl(char **); +void pos_in(void); +void pos_out(void); +void summary(void); +void summaryx(int); +void terminate(int); +void unblock(void); +void unblock_close(void); +ssize_t bwrite(int, const void *, size_t); + +extern IO in, out; +extern STAT st; +extern void (*cfunc)(void); +extern uint64_t cpy_cnt; +extern uint64_t cbsz; +extern u_int ddflags; +extern u_int files_cnt; +extern int progress; +extern const u_char *ctab; + + +#ifndef MIN +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#endif +#ifndef MAX +#define MAX(a, b) ((a) > (b) ? (a) : (b)) +#endif +#ifndef DEFFILEMODE +#define DEFFILEMODE (S_IRUSR | S_IWUSR) +#endif + +static void dd_close(void); +static void dd_in(void); +static void getfdtype(IO *); +static int redup_clean_fd(int); +static void setup(void); + + +IO in, out; /* input/output state */ +STAT st; /* statistics */ +void (*cfunc)(void); /* conversion function */ +uint64_t cpy_cnt; /* # of blocks to copy */ +static off_t pending = 0; /* pending seek if sparse */ +u_int ddflags; /* conversion options */ +uint64_t cbsz; /* conversion block size */ +u_int files_cnt = 1; /* # of files to copy */ +int progress = 0; /* display sign of life */ +const u_char *ctab; /* conversion table */ +sigset_t infoset; /* a set blocking SIGINFO */ + +int +main(int argc, char *argv[]) +{ + int ch; + + while ((ch = getopt(argc, argv, "")) != -1) { + switch (ch) { + default: + fprintf(stderr, "usage: dd [operand ...]\n"); + exit(1); + /* NOTREACHED */ + } + } + argc -= (optind - 1); + argv += (optind - 1); + + jcl(argv); + setup(); + +// (void)signal(SIGINFO, summaryx); + (void)signal(SIGINT, terminate); + (void)sigemptyset(&infoset); +// (void)sigaddset(&infoset, SIGINFO); + + (void)atexit(summary); + + while (files_cnt--) + dd_in(); + + dd_close(); + exit(0); + /* NOTREACHED */ +} + +static void +setup(void) +{ + + if (in.name == NULL) { + in.name = "stdin"; + in.fd = STDIN_FILENO; + } else { + in.fd = open(in.name, O_RDONLY, 0); + if (in.fd < 0) { + fprintf(stderr, "%s: cannot open for read: %s\n", + in.name, strerror(errno)); + exit(1); + /* NOTREACHED */ + } + + /* Ensure in.fd is outside the stdio descriptor range */ + in.fd = redup_clean_fd(in.fd); + } + + getfdtype(&in); + + if (files_cnt > 1 && !(in.flags & ISTAPE)) { + fprintf(stderr, + "files is not supported for non-tape devices\n"); + exit(1); + /* NOTREACHED */ + } + + if (out.name == NULL) { + /* No way to check for read access here. */ + out.fd = STDOUT_FILENO; + out.name = "stdout"; + } else { +#define OFLAGS \ + (O_CREAT | (ddflags & (C_SEEK | C_NOTRUNC) ? 0 : O_TRUNC)) + out.fd = open(out.name, O_RDWR | OFLAGS, DEFFILEMODE); + /* + * May not have read access, so try again with write only. + * Without read we may have a problem if output also does + * not support seeks. + */ + if (out.fd < 0) { + out.fd = open(out.name, O_WRONLY | OFLAGS, DEFFILEMODE); + out.flags |= NOREAD; + } + if (out.fd < 0) { + fprintf(stderr, "%s: cannot open for write: %s\n", + out.name, strerror(errno)); + exit(1); + /* NOTREACHED */ + } + + /* Ensure out.fd is outside the stdio descriptor range */ + out.fd = redup_clean_fd(out.fd); + } + + getfdtype(&out); + + /* + * Allocate space for the input and output buffers. If not doing + * record oriented I/O, only need a single buffer. + */ + if (!(ddflags & (C_BLOCK|C_UNBLOCK))) { + if ((in.db = malloc(out.dbsz + in.dbsz - 1)) == NULL) { + exit(1); + /* NOTREACHED */ + } + out.db = in.db; + } else if ((in.db = + malloc((u_int)(MAX(in.dbsz, cbsz) + cbsz))) == NULL || + (out.db = malloc((u_int)(out.dbsz + cbsz))) == NULL) { + exit(1); + /* NOTREACHED */ + } + in.dbp = in.db; + out.dbp = out.db; + + /* Position the input/output streams. */ + if (in.offset) + pos_in(); + if (out.offset) + pos_out(); + + /* + * Truncate the output file; ignore errors because it fails on some + * kinds of output files, tapes, for example. + */ + if ((ddflags & (C_OF | C_SEEK | C_NOTRUNC)) == (C_OF | C_SEEK)) + (void)ftruncate(out.fd, (off_t)out.offset * out.dbsz); + + (void)gettimeofday(&st.start, NULL); /* Statistics timestamp. */ +} + +static void +getfdtype(IO *io) +{ +// struct mtget mt; + struct stat sb; + + if (fstat(io->fd, &sb)) { + fprintf(stderr, "%s: cannot fstat: %s\n", + io->name, strerror(errno)); + exit(1); + /* NOTREACHED */ + } + if (S_ISCHR(sb.st_mode)) + io->flags |= /*ioctl(io->fd, MTIOCGET, &mt) ? ISCHR : ISTAPE; */ ISCHR; + else if (lseek(io->fd, (off_t)0, SEEK_CUR) == -1 && errno == ESPIPE) + io->flags |= ISPIPE; /* XXX fixed in 4.4BSD */ +} + +/* + * Move the parameter file descriptor to a descriptor that is outside the + * stdio descriptor range, if necessary. This is required to avoid + * accidentally outputting completion or error messages into the + * output file that were intended for the tty. + */ +static int +redup_clean_fd(int fd) +{ + int newfd; + + if (fd != STDIN_FILENO && fd != STDOUT_FILENO && + fd != STDERR_FILENO) + /* File descriptor is ok, return immediately. */ + return fd; + + /* + * 3 is the first descriptor greater than STD*_FILENO. Any + * free descriptor valued 3 or above is acceptable... + */ + newfd = fcntl(fd, F_DUPFD, 3); + if (newfd < 0) { + fprintf(stderr, "dupfd IO: %s\n", strerror(errno)); + exit(1); + /* NOTREACHED */ + } + + close(fd); + + return newfd; +} + +static void +dd_in(void) +{ + int flags; + int64_t n; + + for (flags = ddflags;;) { + if (cpy_cnt && (st.in_full + st.in_part) >= cpy_cnt) + return; + + /* + * Clear the buffer first if doing "sync" on input. + * If doing block operations use spaces. This will + * affect not only the C_NOERROR case, but also the + * last partial input block which should be padded + * with zero and not garbage. + */ + if (flags & C_SYNC) { + if (flags & (C_BLOCK|C_UNBLOCK)) + (void)memset(in.dbp, ' ', in.dbsz); + else + (void)memset(in.dbp, 0, in.dbsz); + } + + n = read(in.fd, in.dbp, in.dbsz); + if (n == 0) { + in.dbrcnt = 0; + return; + } + + /* Read error. */ + if (n < 0) { + + /* + * If noerror not specified, die. POSIX requires that + * the warning message be followed by an I/O display. + */ + fprintf(stderr, "%s: read error: %s\n", + in.name, strerror(errno)); + if (!(flags & C_NOERROR)) { + exit(1); + /* NOTREACHED */ + } + summary(); + + /* + * If it's not a tape drive or a pipe, seek past the + * error. If your OS doesn't do the right thing for + * raw disks this section should be modified to re-read + * in sector size chunks. + */ + if (!(in.flags & (ISPIPE|ISTAPE)) && + lseek(in.fd, (off_t)in.dbsz, SEEK_CUR)) + fprintf(stderr, "%s: seek error: %s\n", + in.name, strerror(errno)); + + /* If sync not specified, omit block and continue. */ + if (!(ddflags & C_SYNC)) + continue; + + /* Read errors count as full blocks. */ + in.dbcnt += in.dbrcnt = in.dbsz; + ++st.in_full; + + /* Handle full input blocks. */ + } else if (n == in.dbsz) { + in.dbcnt += in.dbrcnt = n; + ++st.in_full; + + /* Handle partial input blocks. */ + } else { + /* If sync, use the entire block. */ + if (ddflags & C_SYNC) + in.dbcnt += in.dbrcnt = in.dbsz; + else + in.dbcnt += in.dbrcnt = n; + ++st.in_part; + } + + /* + * POSIX states that if bs is set and no other conversions + * than noerror, notrunc or sync are specified, the block + * is output without buffering as it is read. + */ + if (ddflags & C_BS) { + out.dbcnt = in.dbcnt; + dd_out(1); + in.dbcnt = 0; + continue; + } + +/* if (ddflags & C_SWAB) { + if ((n = in.dbrcnt) & 1) { + ++st.swab; + --n; + } + swab(in.dbp, in.dbp, n); + } +*/ + in.dbp += in.dbrcnt; + (*cfunc)(); + } +} + +/* + * Cleanup any remaining I/O and flush output. If necesssary, output file + * is truncated. + */ +static void +dd_close(void) +{ + + if (cfunc == def) + def_close(); + else if (cfunc == block) + block_close(); + else if (cfunc == unblock) + unblock_close(); + if (ddflags & C_OSYNC && out.dbcnt < out.dbsz) { + (void)memset(out.dbp, 0, out.dbsz - out.dbcnt); + out.dbcnt = out.dbsz; + } + /* If there are pending sparse blocks, make sure + * to write out the final block un-sparse + */ + if ((out.dbcnt == 0) && pending) { + memset(out.db, 0, out.dbsz); + out.dbcnt = out.dbsz; + out.dbp = out.db + out.dbcnt; + pending -= out.dbsz; + } + if (out.dbcnt) + dd_out(1); + + /* + * Reporting nfs write error may be defered until next + * write(2) or close(2) system call. So, we need to do an + * extra check. If an output is stdout, the file structure + * may be shared among with other processes and close(2) just + * decreases the reference count. + */ + if (out.fd == STDOUT_FILENO && fsync(out.fd) == -1 && errno != EINVAL) { + fprintf(stderr, "fsync stdout: %s\n", strerror(errno)); + exit(1); + /* NOTREACHED */ + } + if (close(out.fd) == -1) { + fprintf(stderr, "close: %s\n", strerror(errno)); + exit(1); + /* NOTREACHED */ + } +} + +void +dd_out(int force) +{ + static int warned; + int64_t cnt, n, nw; + u_char *outp; + + /* + * Write one or more blocks out. The common case is writing a full + * output block in a single write; increment the full block stats. + * Otherwise, we're into partial block writes. If a partial write, + * and it's a character device, just warn. If a tape device, quit. + * + * The partial writes represent two cases. 1: Where the input block + * was less than expected so the output block was less than expected. + * 2: Where the input block was the right size but we were forced to + * write the block in multiple chunks. The original versions of dd(1) + * never wrote a block in more than a single write, so the latter case + * never happened. + * + * One special case is if we're forced to do the write -- in that case + * we play games with the buffer size, and it's usually a partial write. + */ + outp = out.db; + for (n = force ? out.dbcnt : out.dbsz;; n = out.dbsz) { + for (cnt = n;; cnt -= nw) { + + if (!force && ddflags & C_SPARSE) { + int sparse, i; + sparse = 1; /* Is buffer sparse? */ + for (i = 0; i < cnt; i++) + if (outp[i] != 0) { + sparse = 0; + break; + } + if (sparse) { + pending += cnt; |