From 64c54025842f205ad722675105b88044a5b6845a Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Tue, 26 Dec 2006 01:25:48 +0000 Subject: remove e2fsprogs. Nobody volunteered to clean up that mess --- e2fsprogs/e2p/feature.c | 187 ------------------------------------------------ 1 file changed, 187 deletions(-) delete mode 100644 e2fsprogs/e2p/feature.c (limited to 'e2fsprogs/e2p/feature.c') diff --git a/e2fsprogs/e2p/feature.c b/e2fsprogs/e2p/feature.c deleted file mode 100644 index b45754f97..000000000 --- a/e2fsprogs/e2p/feature.c +++ /dev/null @@ -1,187 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * feature.c --- convert between features and strings - * - * Copyright (C) 1999 Theodore Ts'o - * - * This file can be redistributed under the terms of the GNU Library General - * Public License - * - */ - -#include -#include -#include -#include -#include - -#include "e2p.h" - -struct feature { - int compat; - unsigned int mask; - const char *string; -}; - -static const struct feature feature_list[] = { - { E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_DIR_PREALLOC, - "dir_prealloc" }, - { E2P_FEATURE_COMPAT, EXT3_FEATURE_COMPAT_HAS_JOURNAL, - "has_journal" }, - { E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_IMAGIC_INODES, - "imagic_inodes" }, - { E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_EXT_ATTR, - "ext_attr" }, - { E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_DIR_INDEX, - "dir_index" }, - { E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_RESIZE_INODE, - "resize_inode" }, - { E2P_FEATURE_RO_INCOMPAT, EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER, - "sparse_super" }, - { E2P_FEATURE_RO_INCOMPAT, EXT2_FEATURE_RO_COMPAT_LARGE_FILE, - "large_file" }, - { E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_COMPRESSION, - "compression" }, - { E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_FILETYPE, - "filetype" }, - { E2P_FEATURE_INCOMPAT, EXT3_FEATURE_INCOMPAT_RECOVER, - "needs_recovery" }, - { E2P_FEATURE_INCOMPAT, EXT3_FEATURE_INCOMPAT_JOURNAL_DEV, - "journal_dev" }, - { E2P_FEATURE_INCOMPAT, EXT3_FEATURE_INCOMPAT_EXTENTS, - "extents" }, - { E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_META_BG, - "meta_bg" }, - { 0, 0, 0 }, -}; - -const char *e2p_feature2string(int compat, unsigned int mask) -{ - const struct feature *f; - static char buf[20]; - char fchar; - int fnum; - - for (f = feature_list; f->string; f++) { - if ((compat == f->compat) && - (mask == f->mask)) - return f->string; - } - switch (compat) { - case E2P_FEATURE_COMPAT: - fchar = 'C'; - break; - case E2P_FEATURE_INCOMPAT: - fchar = 'I'; - break; - case E2P_FEATURE_RO_INCOMPAT: - fchar = 'R'; - break; - default: - fchar = '?'; - break; - } - for (fnum = 0; mask >>= 1; fnum++); - sprintf(buf, "FEATURE_%c%d", fchar, fnum); - return buf; -} - -int e2p_string2feature(char *string, int *compat_type, unsigned int *mask) -{ - const struct feature *f; - char *eptr; - int num; - - for (f = feature_list; f->string; f++) { - if (!strcasecmp(string, f->string)) { - *compat_type = f->compat; - *mask = f->mask; - return 0; - } - } - if (strncasecmp(string, "FEATURE_", 8)) - return 1; - - switch (string[8]) { - case 'c': - case 'C': - *compat_type = E2P_FEATURE_COMPAT; - break; - case 'i': - case 'I': - *compat_type = E2P_FEATURE_INCOMPAT; - break; - case 'r': - case 'R': - *compat_type = E2P_FEATURE_RO_INCOMPAT; - break; - default: - return 1; - } - if (string[9] == 0) - return 1; - num = strtol(string+9, &eptr, 10); - if (num > 32 || num < 0) - return 1; - if (*eptr) - return 1; - *mask = 1 << num; - return 0; -} - -static inline char *skip_over_blanks(char *cp) -{ - while (*cp && isspace(*cp)) - cp++; - return cp; -} - -static inline char *skip_over_word(char *cp) -{ - while (*cp && !isspace(*cp) && *cp != ',') - cp++; - return cp; -} - -/* - * Edit a feature set array as requested by the user. The ok_array, - * if set, allows the application to limit what features the user is - * allowed to set or clear using this function. - */ -int e2p_edit_feature(const char *str, __u32 *compat_array, __u32 *ok_array) -{ - char *cp, *buf, *next; - int neg; - unsigned int mask; - int compat_type; - - buf = xstrdup(str); - cp = buf; - while (cp && *cp) { - neg = 0; - cp = skip_over_blanks(cp); - next = skip_over_word(cp); - if (*next == 0) - next = 0; - else - *next = 0; - switch (*cp) { - case '-': - case '^': - neg++; - case '+': - cp++; - break; - } - if (e2p_string2feature(cp, &compat_type, &mask)) - return 1; - if (ok_array && !(ok_array[compat_type] & mask)) - return 1; - if (neg) - compat_array[compat_type] &= ~mask; - else - compat_array[compat_type] |= mask; - cp = next ? next+1 : 0; - } - return 0; -} -- cgit v1.2.3