diff options
Diffstat (limited to 'toys/posix')
| -rw-r--r-- | toys/posix/ls.c | 45 |
1 files changed, 42 insertions, 3 deletions
diff --git a/toys/posix/ls.c b/toys/posix/ls.c index 3c37c7e0..892e8267 100644 --- a/toys/posix/ls.c +++ b/toys/posix/ls.c @@ -5,7 +5,7 @@ * * See http://opengroup.org/onlinepubs/9699919799/utilities/ls.html -USE_LS(NEWTOY(ls, USE_LS_COLOR("(color):;")"goACFHLRSacdfiklmnpqrstux1[-1Cglmnox][-cu][-ftS][-HL]", TOYFLAG_BIN|TOYFLAG_LOCALE)) +USE_LS(NEWTOY(ls, USE_LS_COLOR("(color):;")"goACFHLR"USE_LS_SMACK("Z")"Sacdfiklmnpqrstux1[-1Cglmnox][-cu][-ftS][-HL]", TOYFLAG_BIN|TOYFLAG_LOCALE)) config LS bool "ls" @@ -32,6 +32,15 @@ config LS sorting (default is alphabetical): -f unsorted -r reverse -t timestamp -S size +config LS_SMACK + bool + default y + depends on LS && TOYBOX_SMACK + help + usage: ls [-Z] + + -Z security context + config LS_COLOR bool "ls --color" default y @@ -158,6 +167,14 @@ static void entrylen(struct dirtree *dt, unsigned *len) } len[6] = (flags & FLAG_s) ? numlen(st->st_blocks) : 0; + + if (CFG_LS_SMACK && (flags & FLAG_Z)) { + char *zpath = dirtree_path(dt, 0); + ssize_t zlen = lgetxattr(zpath, XATTR_NAME_SMACK, 0, 0); + free(zpath); + len[7] = (zlen <= 0) || (zlen > SMACK_LABEL_LEN) ? 0 : (int)zlen; + } else + len[7] = 0; } static int compare(void *a, void *b) @@ -263,7 +280,7 @@ static void listfiles(int dirfd, struct dirtree *indir) { struct dirtree *dt, **sort = 0; unsigned long dtlen = 0, ul = 0; - unsigned width, flags = toys.optflags, totals[7], len[7], totpad = 0, + unsigned width, flags = toys.optflags, totals[8], len[8], totpad = 0, *colsizes = (unsigned *)(toybuf+260), columns = (sizeof(toybuf)-260)/4; memset(totals, 0, sizeof(totals)); @@ -313,7 +330,7 @@ static void listfiles(int dirfd, struct dirtree *indir) qsort(sort, dtlen, sizeof(void *), (void *)compare); for (ul = 0; ul<dtlen; ul++) { entrylen(sort[ul], len); - for (width = 0; width<7; width++) + for (width = 0; width<8; width++) if (len[width]>totals[width]) totals[width] = len[width]; totpad = totals[1]+!!totals[1]+totals[6]+!!totals[6]; blocks += sort[ul]->st.st_blocks; @@ -410,6 +427,18 @@ static void listfiles(int dirfd, struct dirtree *indir) printf("%s% *ld %s%s%s%s", perm, totals[2]+1, (long)st->st_nlink, usr, upad, grp, grpad); + if (CFG_LS_SMACK) { + if (flags & FLAG_Z) { + char zbuf[SMACK_LABEL_LEN + 1]; + char *zpath = dirtree_path(sort[next], 0); + ssize_t zlen = getxattr(zpath, XATTR_NAME_SMACK, zbuf, sizeof(zbuf)); + free(zpath); + if ((zlen <= 0) || (zlen > SMACK_LABEL_LEN)) zbuf[0] = '?', zlen = 1; + zbuf[zlen] = '\0'; + xprintf(" %s%s", zbuf, toybuf+256-(totals[7]-(int)zlen)); + } + } + if (S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode)) printf("% *d,% 4d", totals[5]-4, major(st->st_rdev),minor(st->st_rdev)); else printf("% *"PRId64, totals[5]+1, (int64_t)st->st_size); @@ -417,6 +446,16 @@ static void listfiles(int dirfd, struct dirtree *indir) tm = localtime(&(st->st_mtime)); strftime(thyme, sizeof(thyme), "%F %H:%M", tm); xprintf(" %s ", thyme); + } else if (CFG_LS_SMACK) { + if (flags & FLAG_Z) { + char zbuf[SMACK_LABEL_LEN + 1]; + char *zpath = dirtree_path(sort[next], 0); + ssize_t zlen = getxattr(zpath, XATTR_NAME_SMACK, zbuf, sizeof(zbuf)); + free(zpath); + if ((zlen <= 0) || (zlen > SMACK_LABEL_LEN)) zbuf[0] = '?', zlen = 1; + zbuf[zlen] = '\0'; + xprintf("%s%s ", toybuf+256-(totals[7]-(int)(zlen-1)), zbuf); + } } if (flags & FLAG_color) { |