From 22bb7cd13690b215e531979d5ba7d49961d86b2e Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Mon, 12 Oct 1998 17:28:33 +0000 Subject: New files. --- c/src/exec/libcsupport/src/opendir.c | 86 ++++++++++++++++++++++++++++++++++++ c/src/exec/libcsupport/src/readdir.c | 78 ++++++++++++++++++++++++++++++++ c/src/lib/libc/opendir.c | 86 ++++++++++++++++++++++++++++++++++++ c/src/lib/libc/readdir.c | 78 ++++++++++++++++++++++++++++++++ cpukit/libcsupport/src/opendir.c | 86 ++++++++++++++++++++++++++++++++++++ cpukit/libcsupport/src/readdir.c | 78 ++++++++++++++++++++++++++++++++ 6 files changed, 492 insertions(+) create mode 100644 c/src/exec/libcsupport/src/opendir.c create mode 100644 c/src/exec/libcsupport/src/readdir.c create mode 100644 c/src/lib/libc/opendir.c create mode 100644 c/src/lib/libc/readdir.c create mode 100644 cpukit/libcsupport/src/opendir.c create mode 100644 cpukit/libcsupport/src/readdir.c diff --git a/c/src/exec/libcsupport/src/opendir.c b/c/src/exec/libcsupport/src/opendir.c new file mode 100644 index 0000000000..98dcc27502 --- /dev/null +++ b/c/src/exec/libcsupport/src/opendir.c @@ -0,0 +1,86 @@ +/* + * opendir() - POSIX 1003.1b - XXX + * + * This was copied from Newlib 1.8.0. + * + * $Id$ + * + * Copyright (c) 1983 Regents of the University of California. + * All rights reserved. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)opendir.c 5.11 (Berkeley) 2/23/91"; +#endif /* LIBC_SCCS and not lint */ + +#include +#include +#include +#include + +/* + * open a directory. + */ +DIR * +opendir(name) + const char *name; +{ + register DIR *dirp; + register int fd; + + if ((fd = open(name, 0)) == -1) + return NULL; + if (fcntl(fd, F_SETFD, 1) == -1 || + (dirp = (DIR *)malloc(sizeof(DIR))) == NULL) { + close (fd); + return NULL; + } + /* + * If CLSIZE is an exact multiple of DIRBLKSIZ, use a CLSIZE + * buffer that it cluster boundary aligned. + * Hopefully this can be a big win someday by allowing page trades + * to user space to be done by getdirentries() + */ + dirp->dd_buf = malloc (512); + dirp->dd_len = 512; + + if (dirp->dd_buf == NULL) { + close (fd); + return NULL; + } + dirp->dd_fd = fd; + dirp->dd_loc = 0; + dirp->dd_seek = 0; + /* + * Set up seek point for rewinddir. + */ + return dirp; +} diff --git a/c/src/exec/libcsupport/src/readdir.c b/c/src/exec/libcsupport/src/readdir.c new file mode 100644 index 0000000000..54b9775e25 --- /dev/null +++ b/c/src/exec/libcsupport/src/readdir.c @@ -0,0 +1,78 @@ +/* + * readdir() - POSIX 1003.1b - XXX + * + * This was copied from Newlib 1.8.0. + * + * $Id$ + * + * Copyright (c) 1983 Regents of the University of California. + * All rights reserved. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)readdir.c 5.7 (Berkeley) 6/1/90"; +#endif /* LIBC_SCCS and not lint */ + +#include + +/* + * get next entry in a directory. + */ +struct dirent * +readdir(dirp) +register DIR *dirp; { + register struct dirent *dp; + + for (;;) { + if (dirp->dd_loc == 0) { + dirp->dd_size = getdents (dirp->dd_fd, + dirp->dd_buf, + dirp->dd_len); + + if (dirp->dd_size <= 0) + return NULL; + } + if (dirp->dd_loc >= dirp->dd_size) { + dirp->dd_loc = 0; + continue; + } + dp = (struct dirent *)(dirp->dd_buf + dirp->dd_loc); + if ((int)dp & 03) /* bogus pointer check */ + return NULL; + if (dp->d_reclen <= 0 || + dp->d_reclen > dirp->dd_len + 1 - dirp->dd_loc) + return NULL; + dirp->dd_loc += dp->d_reclen; + if (dp->d_ino == 0) + continue; + return (dp); + } +} diff --git a/c/src/lib/libc/opendir.c b/c/src/lib/libc/opendir.c new file mode 100644 index 0000000000..98dcc27502 --- /dev/null +++ b/c/src/lib/libc/opendir.c @@ -0,0 +1,86 @@ +/* + * opendir() - POSIX 1003.1b - XXX + * + * This was copied from Newlib 1.8.0. + * + * $Id$ + * + * Copyright (c) 1983 Regents of the University of California. + * All rights reserved. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)opendir.c 5.11 (Berkeley) 2/23/91"; +#endif /* LIBC_SCCS and not lint */ + +#include +#include +#include +#include + +/* + * open a directory. + */ +DIR * +opendir(name) + const char *name; +{ + register DIR *dirp; + register int fd; + + if ((fd = open(name, 0)) == -1) + return NULL; + if (fcntl(fd, F_SETFD, 1) == -1 || + (dirp = (DIR *)malloc(sizeof(DIR))) == NULL) { + close (fd); + return NULL; + } + /* + * If CLSIZE is an exact multiple of DIRBLKSIZ, use a CLSIZE + * buffer that it cluster boundary aligned. + * Hopefully this can be a big win someday by allowing page trades + * to user space to be done by getdirentries() + */ + dirp->dd_buf = malloc (512); + dirp->dd_len = 512; + + if (dirp->dd_buf == NULL) { + close (fd); + return NULL; + } + dirp->dd_fd = fd; + dirp->dd_loc = 0; + dirp->dd_seek = 0; + /* + * Set up seek point for rewinddir. + */ + return dirp; +} diff --git a/c/src/lib/libc/readdir.c b/c/src/lib/libc/readdir.c new file mode 100644 index 0000000000..54b9775e25 --- /dev/null +++ b/c/src/lib/libc/readdir.c @@ -0,0 +1,78 @@ +/* + * readdir() - POSIX 1003.1b - XXX + * + * This was copied from Newlib 1.8.0. + * + * $Id$ + * + * Copyright (c) 1983 Regents of the University of California. + * All rights reserved. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)readdir.c 5.7 (Berkeley) 6/1/90"; +#endif /* LIBC_SCCS and not lint */ + +#include + +/* + * get next entry in a directory. + */ +struct dirent * +readdir(dirp) +register DIR *dirp; { + register struct dirent *dp; + + for (;;) { + if (dirp->dd_loc == 0) { + dirp->dd_size = getdents (dirp->dd_fd, + dirp->dd_buf, + dirp->dd_len); + + if (dirp->dd_size <= 0) + return NULL; + } + if (dirp->dd_loc >= dirp->dd_size) { + dirp->dd_loc = 0; + continue; + } + dp = (struct dirent *)(dirp->dd_buf + dirp->dd_loc); + if ((int)dp & 03) /* bogus pointer check */ + return NULL; + if (dp->d_reclen <= 0 || + dp->d_reclen > dirp->dd_len + 1 - dirp->dd_loc) + return NULL; + dirp->dd_loc += dp->d_reclen; + if (dp->d_ino == 0) + continue; + return (dp); + } +} diff --git a/cpukit/libcsupport/src/opendir.c b/cpukit/libcsupport/src/opendir.c new file mode 100644 index 0000000000..98dcc27502 --- /dev/null +++ b/cpukit/libcsupport/src/opendir.c @@ -0,0 +1,86 @@ +/* + * opendir() - POSIX 1003.1b - XXX + * + * This was copied from Newlib 1.8.0. + * + * $Id$ + * + * Copyright (c) 1983 Regents of the University of California. + * All rights reserved. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)opendir.c 5.11 (Berkeley) 2/23/91"; +#endif /* LIBC_SCCS and not lint */ + +#include +#include +#include +#include + +/* + * open a directory. + */ +DIR * +opendir(name) + const char *name; +{ + register DIR *dirp; + register int fd; + + if ((fd = open(name, 0)) == -1) + return NULL; + if (fcntl(fd, F_SETFD, 1) == -1 || + (dirp = (DIR *)malloc(sizeof(DIR))) == NULL) { + close (fd); + return NULL; + } + /* + * If CLSIZE is an exact multiple of DIRBLKSIZ, use a CLSIZE + * buffer that it cluster boundary aligned. + * Hopefully this can be a big win someday by allowing page trades + * to user space to be done by getdirentries() + */ + dirp->dd_buf = malloc (512); + dirp->dd_len = 512; + + if (dirp->dd_buf == NULL) { + close (fd); + return NULL; + } + dirp->dd_fd = fd; + dirp->dd_loc = 0; + dirp->dd_seek = 0; + /* + * Set up seek point for rewinddir. + */ + return dirp; +} diff --git a/cpukit/libcsupport/src/readdir.c b/cpukit/libcsupport/src/readdir.c new file mode 100644 index 0000000000..54b9775e25 --- /dev/null +++ b/cpukit/libcsupport/src/readdir.c @@ -0,0 +1,78 @@ +/* + * readdir() - POSIX 1003.1b - XXX + * + * This was copied from Newlib 1.8.0. + * + * $Id$ + * + * Copyright (c) 1983 Regents of the University of California. + * All rights reserved. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)readdir.c 5.7 (Berkeley) 6/1/90"; +#endif /* LIBC_SCCS and not lint */ + +#include + +/* + * get next entry in a directory. + */ +struct dirent * +readdir(dirp) +register DIR *dirp; { + register struct dirent *dp; + + for (;;) { + if (dirp->dd_loc == 0) { + dirp->dd_size = getdents (dirp->dd_fd, + dirp->dd_buf, + dirp->dd_len); + + if (dirp->dd_size <= 0) + return NULL; + } + if (dirp->dd_loc >= dirp->dd_size) { + dirp->dd_loc = 0; + continue; + } + dp = (struct dirent *)(dirp->dd_buf + dirp->dd_loc); + if ((int)dp & 03) /* bogus pointer check */ + return NULL; + if (dp->d_reclen <= 0 || + dp->d_reclen > dirp->dd_len + 1 - dirp->dd_loc) + return NULL; + dirp->dd_loc += dp->d_reclen; + if (dp->d_ino == 0) + continue; + return (dp); + } +} -- cgit v1.2.3