diff options
Diffstat (limited to 'src/lib9/_p9dir.c')
| -rw-r--r-- | src/lib9/_p9dir.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/src/lib9/_p9dir.c b/src/lib9/_p9dir.c deleted file mode 100644 index 58c0822a4..000000000 --- a/src/lib9/_p9dir.c +++ /dev/null @@ -1,179 +0,0 @@ -/* -Plan 9 from User Space src/lib9/_p9dir.c -http://code.swtch.com/plan9port/src/tip/src/lib9/_p9dir.c - -Copyright 2001-2007 Russ Cox. All Rights Reserved. - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -THE SOFTWARE. -*/ - -#include <u.h> -#define NOPLAN9DEFINES -#include <libc.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <dirent.h> - -/* - * Caching the last group and passwd looked up is - * a significant win (stupidly enough) on most systems. - * It's not safe for threaded programs, but neither is using - * getpwnam in the first place, so I'm not too worried. - */ -int -_p9dir(struct stat *lst, struct stat *st, char *name, Dir *d, char **str, char *estr) -{ - char *s; - char tmp[20]; - int sz, fd; - - fd = -1; - USED(fd); - sz = 0; - if(d) - memset(d, 0, sizeof *d); - - /* name */ - s = strrchr(name, '/'); - if(s) - s++; - if(!s || !*s) - s = name; - if(*s == '/') - s++; - if(*s == 0) - s = "/"; - if(d){ - if(*str + strlen(s)+1 > estr) - d->name = "oops"; - else{ - strcpy(*str, s); - d->name = *str; - *str += strlen(*str)+1; - } - } - sz += strlen(s)+1; - - /* user */ - snprint(tmp, sizeof tmp, "%d", (int)st->st_uid); - s = tmp; - sz += strlen(s)+1; - if(d){ - if(*str+strlen(s)+1 > estr) - d->uid = "oops"; - else{ - strcpy(*str, s); - d->uid = *str; - *str += strlen(*str)+1; - } - } - - /* group */ - snprint(tmp, sizeof tmp, "%d", (int)st->st_gid); - s = tmp; - sz += strlen(s)+1; - if(d){ - if(*str + strlen(s)+1 > estr) - d->gid = "oops"; - else{ - strcpy(*str, s); - d->gid = *str; - *str += strlen(*str)+1; - } - } - - if(d){ - d->type = 'M'; - - d->muid = ""; - d->qid.path = ((uvlong)st->st_dev<<32) | st->st_ino; -#ifdef _HAVESTGEN - d->qid.vers = st->st_gen; -#endif - if(d->qid.vers == 0) - d->qid.vers = st->st_mtime + st->st_ctime; - d->mode = st->st_mode&0777; - d->atime = st->st_atime; - d->mtime = st->st_mtime; - d->length = st->st_size; - - if(S_ISDIR(st->st_mode)){ - d->length = 0; - d->mode |= DMDIR; - d->qid.type = QTDIR; - } -#ifdef S_ISLNK - if(S_ISLNK(lst->st_mode)) /* yes, lst not st */ - d->mode |= DMSYMLINK; -#endif - if(S_ISFIFO(st->st_mode)) - d->mode |= DMNAMEDPIPE; -#ifdef S_ISSOCK - if(S_ISSOCK(st->st_mode)) - d->mode |= DMSOCKET; -#endif - if(S_ISBLK(st->st_mode)){ - d->mode |= DMDEVICE; - d->qid.path = ('b'<<16)|st->st_rdev; - } - if(S_ISCHR(st->st_mode)){ - d->mode |= DMDEVICE; - d->qid.path = ('c'<<16)|st->st_rdev; - } - /* fetch real size for disks */ - if(S_ISBLK(st->st_mode) && (fd = open(name, O_RDONLY)) >= 0){ - d->length = 0; - close(fd); - } -#if defined(DIOCGMEDIASIZE) - if(isdisk(st)){ - int fd; - off_t mediasize; - - if((fd = open(name, O_RDONLY)) >= 0){ - if(ioctl(fd, DIOCGMEDIASIZE, &mediasize) >= 0) - d->length = mediasize; - close(fd); - } - } -#elif defined(_HAVEDISKLABEL) - if(isdisk(st)){ - int fd, n; - struct disklabel lab; - - if((fd = open(name, O_RDONLY)) < 0) - goto nosize; - if(ioctl(fd, DIOCGDINFO, &lab) < 0) - goto nosize; - n = minor(st->st_rdev)&7; - if(n >= lab.d_npartitions) - goto nosize; - - d->length = (vlong)(lab.d_partitions[n].p_size) * lab.d_secsize; - - nosize: - if(fd >= 0) - close(fd); - } -#endif - } - - return sz; -} - |