From 464df1d5e5ab1322e2dd0a7796939fff1aeefa9a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:49:25 +0200 Subject: Adding upstream version 1.47.0. Signed-off-by: Daniel Baumann --- e2fsck/message.c | 556 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 556 insertions(+) create mode 100644 e2fsck/message.c (limited to 'e2fsck/message.c') diff --git a/e2fsck/message.c b/e2fsck/message.c new file mode 100644 index 0000000..ba38038 --- /dev/null +++ b/e2fsck/message.c @@ -0,0 +1,556 @@ +/* + * message.c --- print e2fsck messages (with compression) + * + * Copyright 1996, 1997 by Theodore Ts'o + * + * %Begin-Header% + * This file may be redistributed under the terms of the GNU Public + * License. + * %End-Header% + * + * print_e2fsck_message() prints a message to the user, using + * compression techniques and expansions of abbreviations. + * + * The following % expansions are supported: + * + * %b block number + * %B interpret blkcount as blkcount + * %c block number + * %Di ->ino inode number + * %Dn ->name string + * %Dr ->rec_len + * %Dl ->name_len + * %Dt ->filetype + * %d inode number + * %g integer + * %i inode number + * %Is -> i_size + * %IS -> i_extra_isize + * %Ib -> i_blocks + * %Il -> i_links_count + * %Im -> i_mode + * %IM -> i_mtime + * %IF -> i_faddr + * %If -> i_file_acl + * %Id -> i_size_high + * %Iu -> i_uid + * %Ig -> i_gid + * %It + * %j inode number + * %m + * %N + * %p ext2fs_get_pathname of directory + * %P ext2fs_get_pathname of ->ino with as + * the containing directory. (If dirent is NULL + * then return the pathname of directory ) + * %q ext2fs_get_pathname of directory + * %Q ext2fs_get_pathname of directory with as + * the containing directory. + * %r interpret blkcount as refcount + * %s miscellaneous string + * %t time (in ) + * %T current time + * %U quota type (in ) + * %S backup superblock + * %X hexadecimal format + * + * The following '@' expansions are supported: + * + * @a extended attribute + * @A error allocating + * @b block + * @B bitmap + * @c compress + * @C conflicts with some other fs block + * @D deleted + * @d directory + * @e entry + * @E Entry '%Dn' in %p (%i) + * @f filesystem + * @F for @i %i (%Q) is + * @g group + * @h HTREE directory inode + * @i inode + * @I illegal + * @j journal + * @l lost+found + * @L is a link + * @m multiply-claimed + * @n invalid + * @o orphaned + * @p problem in + * @q quota + * @r root inode + * @s should be + * @S superblock + * @u unattached + * @v device + * @x extent + * @z zero-length + */ + +#include "config.h" +#include +#include +#include +#include +#include +#include "support/quotaio.h" + +#include "e2fsck.h" +#include "problem.h" + +#ifdef __GNUC__ +#define _INLINE_ __inline__ +#else +#define _INLINE_ +#endif + +/* + * This structure defines the abbreviations used by the text strings + * below. The first character in the string is the index letter. An + * abbreviation of the form '@' is expanded by looking up the index + * letter in the table below. + */ +static const char *abbrevs[] = { + N_("aextended attribute"), + N_("Aerror allocating"), + N_("bblock"), + N_("Bbitmap"), + N_("ccompress"), + N_("Cconflicts with some other fs @b"), + N_("ddirectory"), + N_("Ddeleted"), + N_("eentry"), + N_("E@e '%Dn' in %p (%i)"), + N_("ffilesystem"), + N_("Ffor @i %i (%Q) is"), + N_("ggroup"), + N_("hHTREE @d @i"), + N_("iinode"), + N_("Iillegal"), + N_("jjournal"), + N_("llost+found"), + N_("Lis a link"), + N_("mmultiply-claimed"), + N_("ninvalid"), + N_("oorphaned"), + N_("pproblem in"), + N_("qquota"), + N_("rroot @i"), + N_("sshould be"), + N_("Ssuper@b"), + N_("uunattached"), + N_("vdevice"), + N_("xextent"), + N_("zzero-length"), + "@@", + 0 + }; + +/* + * Give more user friendly names to the "special" inodes. + */ +#define num_special_inodes 11 +static const char *special_inode_name[] = +{ + N_(""), /* 0 */ + N_(""), /* 1 */ + "/", /* 2 */ + N_(""), /* 3 */ + N_(""), /* 4 */ + N_(""), /* 5 */ + N_(""), /* 6 */ + N_(""), /* 7 */ + N_(""), /* 8 */ + N_(""), /* 9 */ + N_(""), /* 10 */ +}; + +/* + * This function does "safe" printing. It will convert non-printable + * ASCII characters using '^' and M- notation. + */ +static void safe_print(FILE *f, const char *cp, int len) +{ + unsigned char ch; + + if (len < 0) + len = strlen(cp); + + while (len--) { + ch = *cp++; + if (ch > 128) { + fputs("M-", f); + ch -= 128; + } + if ((ch < 32) || (ch == 0x7f)) { + fputc('^', f); + ch ^= 0x40; /* ^@, ^A, ^B; ^? for DEL */ + } + fputc(ch, f); + } +} + + +/* + * This function prints a pathname, using the ext2fs_get_pathname + * function + */ +static void print_pathname(FILE *f, ext2_filsys fs, ext2_ino_t dir, + ext2_ino_t ino) +{ + errcode_t retval = 0; + char *path; + + if (!dir && (ino < num_special_inodes)) { + fputs(_(special_inode_name[ino]), f); + return; + } + + if (fs) + retval = ext2fs_get_pathname(fs, dir, ino, &path); + if (!fs || retval) + fputs("???", f); + else { + safe_print(f, path, -1); + ext2fs_free_mem(&path); + } +} + +static void print_time(FILE *f, time_t t) +{ + const char * time_str; + static int do_gmt = -1; + +#ifdef __dietlibc__ + /* The diet libc doesn't respect the TZ environment variable */ + if (do_gmt == -1) { + time_str = getenv("TZ"); + if (!time_str) + time_str = ""; + do_gmt = !strcmp(time_str, "GMT") || + !strcmp(time_str, "GMT0"); + } +#endif + time_str = asctime((do_gmt > 0) ? gmtime(&t) : localtime(&t)); + fprintf(f, "%.24s", time_str); +} + +/* + * This function handles the '@' expansion. We allow recursive + * expansion; an @ expression can contain further '@' and '%' + * expressions. + */ +static _INLINE_ void expand_at_expression(FILE *f, e2fsck_t ctx, char ch, + struct problem_context *pctx, + int *first, int recurse) +{ + const char **cpp, *str; + + /* Search for the abbreviation */ + for (cpp = abbrevs; *cpp; cpp++) { + if (ch == *cpp[0]) + break; + } + if (*cpp && recurse < 10) { + str = _(*cpp) + 1; + if (*first && islower(*str)) { + *first = 0; + fputc(toupper(*str++), f); + } + print_e2fsck_message(f, ctx, str, pctx, *first, recurse+1); + } else + fprintf(f, "@%c", ch); +} + +/* + * This function expands '%IX' expressions + */ +static _INLINE_ void expand_inode_expression(FILE *f, ext2_filsys fs, char ch, + struct problem_context *ctx) +{ + struct ext2_inode *inode; + struct ext2_inode_large *large_inode; + + if (!ctx || !ctx->inode) + goto no_inode; + + inode = ctx->inode; + large_inode = (struct ext2_inode_large *) inode; + + switch (ch) { + case 's': + fprintf(f, "%llu", (unsigned long long) EXT2_I_SIZE(inode)); + break; + case 'S': + fprintf(f, "%u", large_inode->i_extra_isize); + break; + case 'b': + if (ext2fs_has_feature_huge_file(fs->super)) + fprintf(f, "%llu", inode->i_blocks + + (((long long) inode->osd2.linux2.l_i_blocks_hi) + << 32)); + else + fprintf(f, "%u", inode->i_blocks); + break; + case 'l': + fprintf(f, "%d", inode->i_links_count); + break; + case 'm': + fprintf(f, "0%o", inode->i_mode); + break; + case 'M': + print_time(f, inode->i_mtime); + break; + case 'F': + fprintf(f, "%u", inode->i_faddr); + break; + case 'f': + fprintf(f, "%llu", + (unsigned long long) ext2fs_file_acl_block(fs, inode)); + break; + case 'd': + fprintf(f, "%u", (LINUX_S_ISDIR(inode->i_mode) ? + inode->i_size_high : 0)); + break; + case 'u': + fprintf(f, "%d", inode_uid(*inode)); + break; + case 'g': + fprintf(f, "%d", inode_gid(*inode)); + break; + case 't': + if (LINUX_S_ISREG(inode->i_mode)) + fputs(_("regular file"), f); + else if (LINUX_S_ISDIR(inode->i_mode)) + fputs(_("directory"), f); + else if (LINUX_S_ISCHR(inode->i_mode)) + fputs(_("character device"), f); + else if (LINUX_S_ISBLK(inode->i_mode)) + fputs(_("block device"), f); + else if (LINUX_S_ISFIFO(inode->i_mode)) + fputs(_("named pipe"), f); + else if (LINUX_S_ISLNK(inode->i_mode)) + fputs(_("symbolic link"), f); + else if (LINUX_S_ISSOCK(inode->i_mode)) + fputs(_("socket"), f); + else + fprintf(f, _("unknown file type with mode 0%o"), + inode->i_mode); + break; + default: + no_inode: + fprintf(f, "%%I%c", ch); + break; + } +} + +/* + * This function expands '%dX' expressions + */ +static _INLINE_ void expand_dirent_expression(FILE *f, ext2_filsys fs, char ch, + struct problem_context *ctx) +{ + struct ext2_dir_entry *dirent; + unsigned int rec_len, len; + + if (!ctx || !ctx->dirent) + goto no_dirent; + + dirent = ctx->dirent; + + switch (ch) { + case 'i': + fprintf(f, "%u", dirent->inode); + break; + case 'n': + len = ext2fs_dirent_name_len(dirent); + if ((ext2fs_get_rec_len(fs, dirent, &rec_len) == 0) && + (len > rec_len)) + len = rec_len; + safe_print(f, dirent->name, len); + break; + case 'r': + (void) ext2fs_get_rec_len(fs, dirent, &rec_len); + fprintf(f, "%u", rec_len); + break; + case 'l': + fprintf(f, "%u", ext2fs_dirent_name_len(dirent)); + break; + case 't': + fprintf(f, "%u", ext2fs_dirent_file_type(dirent)); + break; + default: + no_dirent: + fprintf(f, "%%D%c", ch); + break; + } +} + +static _INLINE_ void expand_percent_expression(FILE *f, ext2_filsys fs, + char ch, int width, int *first, + struct problem_context *ctx) +{ + e2fsck_t e2fsck_ctx = fs ? (e2fsck_t) fs->priv_data : NULL; + const char *m; + + if (!ctx) + goto no_context; + + switch (ch) { + case '%': + fputc('%', f); + break; + case 'b': + fprintf(f, "%*llu", width, (unsigned long long) ctx->blk); + break; + case 'B': + if (ctx->blkcount == BLOCK_COUNT_IND) + m = _("indirect block"); + else if (ctx->blkcount == BLOCK_COUNT_DIND) + m = _("double indirect block"); + else if (ctx->blkcount == BLOCK_COUNT_TIND) + m = _("triple indirect block"); + else if (ctx->blkcount == BLOCK_COUNT_TRANSLATOR) + m = _("translator block"); + else + m = _("block #"); + if (*first && islower(m[0])) + fputc(toupper(*m++), f); + fputs(m, f); + if (ctx->blkcount >= 0) + fprintf(f, "%lld", (long long) ctx->blkcount); + break; + case 'c': + fprintf(f, "%*llu", width, (unsigned long long) ctx->blk2); + break; + case 'd': + fprintf(f, "%*u", width, ctx->dir); + break; + case 'g': + fprintf(f, "%*u", width, ctx->group); + break; + case 'i': + fprintf(f, "%*u", width, ctx->ino); + break; + case 'j': + fprintf(f, "%*u", width, ctx->ino2); + break; + case 'm': + fprintf(f, "%*s", width, error_message(ctx->errcode)); + break; + case 'N': + fprintf(f, "%*llu", width, (long long)ctx->num); + break; + case 'n': + fprintf(f, "%*llu", width, (long long)ctx->num2); + break; + case 'p': + print_pathname(f, fs, ctx->ino, 0); + break; + case 'P': + print_pathname(f, fs, ctx->ino2, + ctx->dirent ? ctx->dirent->inode : 0); + break; + case 'q': + print_pathname(f, fs, ctx->dir, 0); + break; + case 'Q': + print_pathname(f, fs, ctx->dir, ctx->ino); + break; + case 'r': + fprintf(f, "%*lld", width, (long long) ctx->blkcount); + break; + case 'S': + fprintf(f, "%llu", + (unsigned long long) get_backup_sb(NULL, fs, + NULL, NULL)); + break; + case 's': + fprintf(f, "%*s", width, ctx->str ? ctx->str : "NULL"); + break; + case 't': + print_time(f, (time_t) ctx->num); + break; + case 'T': + print_time(f, e2fsck_ctx ? e2fsck_ctx->now : time(0)); + break; + case 'U': + switch (ctx->num) { + case USRQUOTA: + m = _("user"); + break; + case GRPQUOTA: + m = _("group"); + break; + case PRJQUOTA: + m = _("project"); + break; + default: + m = _("unknown quota type"); + break; + } + if (*first && islower(m[0])) + fputc(toupper(*m++), f); + fputs(m, f); + if (ctx->num > PRJQUOTA) + fprintf(f, " %d", (int) ctx->num); + break; + case 'x': + fprintf(f, "0x%0*x", width, ctx->csum1); + break; + case 'X': + fprintf(f, "0x%0*llx", width, (long long)ctx->num); + break; + case 'y': + fprintf(f, "0x%0*x", width, ctx->csum2); + break; + default: + no_context: + fprintf(f, "%%%c", ch); + break; + } +} + +void print_e2fsck_message(FILE *f, e2fsck_t ctx, const char *msg, + struct problem_context *pctx, int first, + int recurse) +{ + ext2_filsys fs = ctx->fs; + const char * cp; + int i, width; + + e2fsck_clear_progbar(ctx); + for (cp = msg; *cp; cp++) { + if (cp[0] == '@') { + cp++; + expand_at_expression(f, ctx, *cp, pctx, &first, + recurse); + } else if (cp[0] == '%') { + cp++; + width = 0; + while (isdigit(cp[0])) { + width = (width * 10) + cp[0] - '0'; + cp++; + } + if (cp[0] == 'I') { + cp++; + expand_inode_expression(f, fs, *cp, pctx); + } else if (cp[0] == 'D') { + cp++; + expand_dirent_expression(f, fs, *cp, pctx); + } else { + expand_percent_expression(f, fs, *cp, width, + &first, pctx); + } + } else { + for (i=0; cp[i]; i++) + if ((cp[i] == '@') || cp[i] == '%') + break; + fprintf(f, "%.*s", i, cp); + cp += i-1; + } + first = 0; + } +} -- cgit v1.2.3