From 08782ae7d8812933ad3f932132955ea1c0fb1e52 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Fri, 26 Apr 2002 11:45:55 +0000 Subject: Major rework --- sources/genext2fs.patch | 800 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 800 insertions(+) create mode 100644 sources/genext2fs.patch (limited to 'sources/genext2fs.patch') diff --git a/sources/genext2fs.patch b/sources/genext2fs.patch new file mode 100644 index 000000000..008a24b85 --- /dev/null +++ b/sources/genext2fs.patch @@ -0,0 +1,800 @@ +diff -urN genext2fs-1.3.orig/Makefile genext2fs/Makefile +--- genext2fs-1.3.orig/Makefile Wed Dec 31 17:00:00 1969 ++++ genext2fs/Makefile Fri Sep 28 15:48:58 2001 +@@ -0,0 +1,19 @@ ++CC=gcc ++CFLAGS=-Wall -O2 ++ ++SRC=genext2fs.c ++OBJS=$(patsubst %.c,%.o, $(SRC)) ++ ++ ++all: genext2fs ++ ++genext2fs: $(OBJS) ++ $(CC) $(CFLAGS) -o $@ $(OBJS) -o $@ ++ ++$(OBJS): %.o : %.c ++ $(CC) $(CFLAGS) -c $< -o $@ ++ ++$(OBJS): Makefile ++ ++clean: ++ rm -f *.o *.a core genext2fs +diff -urN genext2fs-1.3.orig/dev.txt genext2fs/dev.txt +--- genext2fs-1.3.orig/dev.txt Thu Sep 28 09:03:19 2000 ++++ genext2fs/dev.txt Wed Dec 31 17:00:00 1969 +@@ -1,94 +0,0 @@ +-drwx /dev +-crw- 10,190 /dev/lcd +-crw- 10,191 /dev/splc781 +-crw- 4,0 /dev/console +-crw- 5,64 /dev/cua0 +-crw- 5,65 /dev/cua1 +-crw- 5,66 /dev/cua2 +-crw- 5,70 /dev/cua6 +-crw- 5,71 /dev/cua7 +-crw- 5,72 /dev/cua8 +-crw- 5,73 /dev/cua9 +-crw- 29,0 /dev/fb0 +-crw- 29,32 /dev/fb1 +-crw- 1,2 /dev/kmem +-crw- 1,1 /dev/mem +-crw- 1,3 /dev/null +-crw- 2,2 /dev/ptyp2 +-crw- 2,3 /dev/ptyp3 +-crw- 2,5 /dev/ptyp5 +-crw- 2,4 /dev/ptyp4 +-crw- 10,178 /dev/triokb +-crw- 2,0 /dev/ptyp0 +-crw- 2,6 /dev/ptyp6 +-crw- 2,7 /dev/ptyp7 +-crw- 2,8 /dev/ptyp8 +-crw- 2,9 /dev/ptyp9 +-crw- 2,10 /dev/ptypa +-crw- 2,11 /dev/ptypb +-crw- 2,12 /dev/ptypc +-crw- 2,13 /dev/ptypd +-crw- 2,14 /dev/ptype +-crw- 2,15 /dev/ptypf +-brw- 1,0 /dev/ram0 +-brw- 1,1 /dev/ram1 +-brw- 1,2 /dev/ram2 +-brw- 1,3 /dev/ram3 +-br-- 31,0 /dev/rom0 +-brw- 31,1 /dev/rom1 +-brw- 31,2 /dev/rom2 +-brw- 31,3 /dev/rom3 +-crw- 5,0 /dev/tty +-crw- 4,0 /dev/tty0 +-crwx 4,1 /dev/tty1 +-crwx 4,2 /dev/tty2 +-crwx 4,3 /dev/tty3 +-crwx 4,4 /dev/tty4 +-crw- 4,5 /dev/tty5 +-crwx 4,6 /dev/tty6 +-crw- 4,7 /dev/tty7 +-crw- 4,8 /dev/tty8 +-crw- 4,9 /dev/tty9 +-crw- 4,64 /dev/ttyS0 +-crw- 4,65 /dev/ttyS1 +-crw- 4,66 /dev/ttyS2 +-crw- 4,67 /dev/ttyS3 +-crw- 4,68 /dev/ttyS4 +-crw- 4,69 /dev/ttyS5 +-crw- 4,70 /dev/ttyS6 +-crw- 4,71 /dev/ttyS7 +-crw- 4,72 /dev/ttyS8 +-crw- 4,73 /dev/ttyS9 +-crw- 3,0 /dev/ttyp0 +-crw- 3,1 /dev/ttyp1 +-crw- 3,2 /dev/ttyp2 +-crw- 3,3 /dev/ttyp3 +-crw- 3,4 /dev/ttyp4 +-crw- 3,5 /dev/ttyp5 +-crw- 3,6 /dev/ttyp6 +-crw- 3,7 /dev/ttyp7 +-crw- 3,8 /dev/ttyp8 +-crw- 3,9 /dev/ttyp9 +-crw- 3,10 /dev/ttypa +-crw- 3,11 /dev/ttypb +-crw- 3,12 /dev/ttypc +-crw- 3,13 /dev/ttypd +-crw- 3,14 /dev/ttype +-crw- 3,15 /dev/ttypf +-crw- 1,5 /dev/zero +-crwx 10,111 /dev/dtedrv +-crwx 4,110 /dev/ttyM +-crw- 77,1 /dev/tssnd +-crw- 77,2 /dev/tstone +-crw- 2,1 /dev/ptyp1 +-crwx 10,180 /dev/triohook +-crw- 90,0 /dev/mtd0 +-brw- 44,0 /dev/ftl0 +-crw- 10,175 /dev/tporta +-crw- 10,176 /dev/tportb +-crwx 10,100 /dev/softmodem +-crwx 10,101 /dev/softmodem_signals +-crwx 10,181 /dev/triovoice +-crw- 5,67 /dev/cua3 +-crw- 5,68 /dev/cua4 +-crw- 5,69 /dev/cua5 +diff -urN genext2fs-1.3.orig/device_table.txt genext2fs/device_table.txt +--- genext2fs-1.3.orig/device_table.txt Wed Dec 31 17:00:00 1969 ++++ genext2fs/device_table.txt Fri Mar 15 02:14:39 2002 +@@ -0,0 +1,78 @@ ++# device list table ++# ++/dev d 755 0 0 - - - - - ++# ++# Normal stuff ++/dev/mem c 640 0 0 1 1 0 0 - ++/dev/kmem c 640 0 0 1 2 0 0 - ++/dev/null c 640 0 0 1 3 0 0 - ++/dev/zero c 640 0 0 1 5 0 0 - ++/dev/random c 640 0 0 1 8 0 0 - ++/dev/urandom c 640 0 0 1 9 0 0 - ++/dev/tty c 640 0 0 5 0 0 0 - ++/dev/tty c 640 0 0 4 0 0 1 6 ++/dev/console c 640 0 0 5 1 0 0 - ++/dev/ram b 640 0 0 1 1 0 0 - ++/dev/ram b 640 0 0 1 0 0 1 4 ++/dev/loop b 640 0 0 7 0 0 1 2 ++#/dev/ttyS c 640 0 0 4 64 0 1 4 ++#/dev/psaux c 640 0 0 10 1 0 0 - ++#/dev/rtc c 640 0 0 10 135 0 0 - ++#/dev/fd b 640 0 0 2 0 0 0 1 ++# ++# Raid device directories ++#/dev/cciss d 755 0 0 - - - - - ++#/dev/ida d 755 0 0 - - - - - ++#/dev/rd d 755 0 0 - - - - - ++# ++# IDE Devices ++/dev/hda b 640 0 0 3 0 0 0 - ++/dev/hda b 640 0 0 3 1 1 1 15 ++/dev/hdb b 640 0 0 3 64 0 0 - ++/dev/hdb b 640 0 0 3 65 1 1 15 ++/dev/hdc b 640 0 0 22 0 0 0 - ++/dev/hdc b 640 0 0 22 1 1 1 15 ++/dev/hdd b 640 0 0 22 64 0 0 - ++/dev/hdd b 640 0 0 22 65 1 1 15 ++#/dev/hde b 640 0 0 33 0 0 0 - ++#/dev/hde b 640 0 0 33 1 1 1 15 ++#/dev/hdf b 640 0 0 33 64 0 0 - ++#/dev/hdf b 640 0 0 33 65 1 1 15 ++#/dev/hdg b 640 0 0 34 0 0 0 - ++#/dev/hdg b 640 0 0 34 1 1 1 15 ++#/dev/hdh b 640 0 0 34 64 0 0 - ++#/dev/hdh b 640 0 0 34 65 1 1 15 ++# SCSI Devices ++#/dev/sda b 640 0 0 8 0 0 0 - ++#/dev/sda b 640 0 0 8 1 1 1 15 ++#/dev/sdb b 640 0 0 8 16 0 0 - ++#/dev/sdb b 640 0 0 8 17 1 1 15 ++#/dev/sdc b 640 0 0 8 32 0 0 - ++#/dev/sdc b 640 0 0 8 33 1 1 15 ++#/dev/sdd b 640 0 0 8 48 0 0 - ++#/dev/sdd b 640 0 0 8 49 1 1 15 ++#/dev/sde b 640 0 0 8 64 0 0 - ++#/dev/sde b 640 0 0 8 65 1 1 15 ++#/dev/sdf b 640 0 0 8 80 0 0 - ++#/dev/sdf b 640 0 0 8 81 1 1 15 ++#/dev/sdg b 640 0 0 8 96 0 0 - ++#/dev/sdg b 640 0 0 8 97 1 1 15 ++#/dev/sdh b 640 0 0 8 112 0 0 - ++#/dev/sdh b 640 0 0 8 113 1 1 15 ++#/dev/sg c 640 0 0 21 0 0 1 15 ++#/dev/scd b 640 0 0 11 0 0 1 15 ++#/dev/st c 640 0 0 9 0 0 1 15 ++# All the proprietary cdrom devices in the world ++#/dev/aztcd b 640 0 0 29 0 0 0 - ++#/dev/bpcd b 640 0 0 41 0 0 0 - ++#/dev/capi20 c 640 0 0 68 0 0 1 2 ++#/dev/cdu31a b 640 0 0 15 0 0 0 - ++#/dev/cdu535 b 640 0 0 24 0 0 0 - ++#/dev/cm206cd b 640 0 0 32 0 0 0 - ++#/dev/sjcd b 640 0 0 18 0 0 0 - ++#/dev/sonycd b 640 0 0 15 0 0 0 - ++#/dev/gscd b 640 0 0 16 0 0 0 - ++#/dev/sbpcd b 640 0 0 25 0 0 0 - ++#/dev/sbpcd b 640 0 0 25 0 0 1 4 ++#/dev/mcd b 640 0 0 23 0 0 0 - ++#/dev/optcd b 640 0 0 17 0 0 0 - +diff -urN genext2fs-1.3.orig/genext2fs.c genext2fs/genext2fs.c +--- genext2fs-1.3.orig/genext2fs.c Fri Mar 15 02:26:01 2002 ++++ genext2fs/genext2fs.c Fri Mar 15 02:25:46 2002 +@@ -26,6 +26,10 @@ + // Bugfix: getcwd values for Solaris xavier.gueguen@col.bsf.alcatel.fr + // Bugfix: ANSI scanf for non-GNU C xavier.gueguen@col.bsf.alcatel.fr + // 28 Jun 2001 Bugfix: getcwd differs for Solaris/GNU mike@sowbug.com ++// 19 Jun 2001 Erik Andersen added ++// the -n (nosquash) option. ++// 03 Mar 2002 Erik Andersen added ++// mkfs.jffs2 compatible device table support + + + // `genext2fs' is a mean to generate an ext2 filesystem +@@ -33,10 +37,6 @@ + // the image file to copy files on it. It doesn't even require + // you to be the superuser to make device nodes. + // +-// Warning ! `genext2fs' has been designed for embedded +-// systems. As such, it will generate a filesystem for single-user +-// usage: all files/directories/etc... will belong to UID/GID 0 +-// + // Example usage: + // + // # genext2fs -b 1440 -d srcdir /dev/fd0 +@@ -45,28 +45,24 @@ + // a new ext2 filesystem image. You can then mount the floppy as + // usual. + // +-// # genext2fs -b 1024 -d builddir -f devices.txt flashdisk.img ++// # genext2fs -b 1024 -d builddir -D device_table.txt flashdisk.img + // + // This one would build a filesystem from all the files in builddir, +-// then would read a devices list and make apropriate nodes. The +-// format for the device list is: +-// +-// drwx /dev +-// crw- 10,190 /dev/lcd +-// brw- 1,0 /dev/ram0 +-// +-// This device list builds the /dev directory, a character device +-// node /dev/lcd (major 10, minor 190) and a block device node +-// /dev/ram0 (major 1, minor 0) +- ++// then would read a devices table and make apropriate nodes. The ++// format for the device list is illustrared in the device_table.txt ++// file which in included with the source + ++#define _GNU_SOURCE + #include + #include + #include + #include + #include ++#include + #include + #include ++#include ++#include + + + +@@ -390,6 +386,7 @@ + #undef utdecl32 + + char * argv0; ++int nosquash = 0; + + // error (un)handling + inline void errexit(const char *fmt, ...) +@@ -663,14 +660,27 @@ + } + + // link an entry (inode #) to a directory +-void add2dir(filesystem *fs, uint32 dnod, uint32 nod, const char* name) ++void add2dir(filesystem *fs, uint32 dnod, uint32 nod, const char* name, uint32 mode, uid_t uid, gid_t gid, time_t ctime) + { + blockwalker bw; + uint32 bk; + uint8 *b; + directory *d; + int reclen, nlen; +- if((get_nod(fs, dnod)->i_mode & FM_IFMT) != FM_IFDIR) ++ inode *node; ++ inode *pnode; ++ ++ if (nosquash == 0) { ++ /* Ok, squash everything */ ++ uid = 0; ++ gid = 0; ++ if(!S_ISDIR(mode)) ++ mode &= ~(S_IWGRP | S_IWOTH); ++ mode &= ~(S_ISUID | S_ISGID); ++ } ++ pnode = get_nod(fs, dnod); ++ ++ if(!S_ISDIR(pnode->i_mode)) + errexit("can't add '%s' to a non-directory", name); + if(!*name) + errexit("bad name '%s' (not meaningful)", name); +@@ -691,9 +701,16 @@ + if((!d->d_inode) && (d->d_rec_len >= reclen)) + { + d->d_inode = nod; +- get_nod(fs, nod)->i_links_count++; ++ node = get_nod(fs, nod); ++ node->i_links_count++; + d->d_name_len = nlen; + strncpy(d->d_name, name, nlen); ++ node->i_mode = mode; ++ node->i_uid = uid; ++ node->i_gid = gid; ++ node->i_atime = ctime; ++ node->i_ctime = ctime; ++ node->i_mtime = ctime; + return; + } + // if entry with enough room (last one?), shrink it & use it +@@ -705,9 +722,16 @@ + d = (directory*) (((int8*)d) + d->d_rec_len); + d->d_rec_len = reclen; + d->d_inode = nod; +- get_nod(fs, nod)->i_links_count++; ++ node = get_nod(fs, nod); ++ node->i_links_count++; + d->d_name_len = nlen; + strncpy(d->d_name, name, nlen); ++ node->i_mode = mode; ++ node->i_uid = uid; ++ node->i_gid = gid; ++ node->i_atime = ctime; ++ node->i_ctime = ctime; ++ node->i_mtime = ctime; + return; + } + } +@@ -716,10 +740,17 @@ + b = get_workblk(); + d = (directory*)b; + d->d_inode = nod; +- get_nod(fs, nod)->i_links_count++; ++ node = get_nod(fs, nod); ++ node->i_links_count++; + d->d_rec_len = BLOCKSIZE; + d->d_name_len = nlen; + strncpy(d->d_name, name, nlen); ++ node->i_mode = mode; ++ node->i_uid = uid; ++ node->i_gid = gid; ++ node->i_atime = ctime; ++ node->i_ctime = ctime; ++ node->i_mtime = ctime; + extend_blk(fs, dnod, b, 1); + get_nod(fs, dnod)->i_size += BLOCKSIZE; + free_workblk(b); +@@ -770,27 +801,29 @@ + } + + // make a full-fledged directory (i.e. with "." & "..") +-uint32 mkdir_fs(filesystem *fs, uint32 parent_nod, const char *name, uint32 mode) ++uint32 mkdir_fs(filesystem *fs, uint32 parent_nod, const char *name, uint32 mode, uid_t uid, gid_t gid, time_t ctime) + { + uint32 nod; + if((nod = find_dir(fs, parent_nod, name))) + return nod; + nod = alloc_nod(fs); +- get_nod(fs, nod)->i_mode = FM_IFDIR | mode; +- add2dir(fs, parent_nod, nod, name); +- add2dir(fs, nod, nod, "."); +- add2dir(fs, nod, parent_nod, ".."); ++ if (!(mode & FM_IFDIR)) ++ mode |= FM_IFDIR; ++ add2dir(fs, parent_nod, nod, name, mode, uid, gid, ctime); ++ add2dir(fs, nod, nod, ".", mode, uid, gid, ctime); ++ add2dir(fs, nod, parent_nod, "..", mode, uid, gid, ctime); + fs->gd.bg_used_dirs_count++; + return nod; + } + + // make a symlink +-uint32 mklink_fs(filesystem *fs, uint32 parent_nod, const char *name, size_t size, uint8 * b) ++uint32 mklink_fs(filesystem *fs, uint32 parent_nod, const char *name, size_t size, uint8 * b, uid_t uid, gid_t gid, time_t ctime) + { ++ uint32 mode; + uint32 nod = alloc_nod(fs); +- get_nod(fs, nod)->i_mode = FM_IFLNK | FM_IRWXU | FM_IRWXG | FM_IRWXO; ++ mode = FM_IFLNK | FM_IRWXU | FM_IRWXG | FM_IRWXO; + get_nod(fs, nod)->i_size = size; +- add2dir(fs, parent_nod, nod, name); ++ add2dir(fs, parent_nod, nod, name, mode, uid, gid, ctime); + if(size <= 4 * (EXT2_TIND_BLOCK+1)) + { + strncpy((char*)get_nod(fs, nod)->i_block, (char*)b, size); +@@ -801,13 +834,13 @@ + } + + // make a file from a FILE* +-uint32 mkfile_fs(filesystem *fs, uint32 parent_nod, const char *name, uint32 mode, size_t size, FILE *f) ++uint32 mkfile_fs(filesystem *fs, uint32 parent_nod, const char *name, uint32 mode, size_t size, FILE *f, uid_t uid, gid_t gid, time_t ctime) + { + uint8 * b; + uint32 nod = alloc_nod(fs); +- get_nod(fs, nod)->i_mode = FM_IFREG | mode; ++ mode |= FM_IFREG; + get_nod(fs, nod)->i_size = size; +- add2dir(fs, parent_nod, nod, name); ++ add2dir(fs, parent_nod, nod, name, mode, uid, gid, ctime); + if(!(b = (uint8*)malloc(rndup(size, BLOCKSIZE)))) + errexit("not enough mem to read file '%s'", name); + memset(b, 0,rndup(size, BLOCKSIZE)); +@@ -824,6 +857,8 @@ + uint32 get_mode(struct stat *st) + { + uint32 mode = 0; ++ if (nosquash == 1) ++ return st->st_mode; + if(st->st_mode & S_IRUSR) + mode |= FM_IRUSR | FM_IRGRP | FM_IROTH; + if(st->st_mode & S_IWUSR) +@@ -833,19 +868,6 @@ + return mode; + } + +-// retrieves a mode info from a string +-uint32 get_modestr(const char *p) +-{ +- uint32 mode = 0; +- if(p[0] == 'r') +- mode |= FM_IRUSR | FM_IRGRP | FM_IROTH; +- if(p[1] == 'w') +- mode |= FM_IWUSR | FM_IWGRP | FM_IWOTH; +- if(p[2] == 'x' || p[2] == 's') +- mode |= FM_IXUSR | FM_IXGRP | FM_IXOTH; +- return mode; +-} +- + // basename of a path - free me + char * basename(const char * fullpath) + { +@@ -864,66 +886,6 @@ + return n; + } + +-// adds entries to the filesystem from a text file +-void add2fs_from_file(filesystem *fs, uint32 this_nod, FILE * fh) +-{ +- uint32 mode; +- uint32 nod, nod2; +- char cmod[11], *path, *name, *dir; +- int major, minor; +- while(fscanf(fh, "%10s", cmod)) +- { +- if(feof(fh)) +- break; +- mode = get_modestr(cmod + 1); +- switch(*cmod) +- { +- case 'd': +- fscanf(fh, "%" SCANF_PREFIX "s\n", SCANF_STRING(path)); +- break; +- case 'c': +- mode |= FM_IFCHR; +- fscanf(fh, "%i, %i %" SCANF_PREFIX "s\n", &major, &minor, SCANF_STRING(path)); +- break; +- case 'b': +- mode |= FM_IFBLK; +- fscanf(fh, "%i, %i %" SCANF_PREFIX "s\n", &major, &minor, SCANF_STRING(path)); +- break; +- case '#': +- while(fgetc(fh) != '\n'); +- continue; +- default: +- errexit("malformed text input file"); +- } +- name = basename(path); +- dir = dirname(path); +- free(path); +- if(!(nod = find_path(fs, this_nod, dir))) +- errexit("can't find directory '%s' to create '%s''", dir, name); +- free(dir); +- if((!strcmp(name, ".")) || (!strcmp(name, ".."))) +- { +- free(name); +- continue; +- } +- switch(*cmod) +- { +- case 'd': +- mkdir_fs(fs, nod, name, mode); +- break; +- case 'c': +- case 'b': +- nod2 = alloc_nod(fs); +- get_nod(fs, nod2)->i_mode = mode; +- ((uint8*)get_nod(fs, nod2)->i_block)[0] = minor; +- ((uint8*)get_nod(fs, nod2)->i_block)[1] = major; +- add2dir(fs, nod, nod2, name); +- break; +- } +- free(name); +- } +-} +- + // adds a tree of entries to the filesystem from current dir + void add2fs_from_dir(filesystem *fs, uint32 this_nod) + { +@@ -948,24 +910,24 @@ + get_nod(fs, nod)->i_mode = (((st.st_mode & S_IFMT) == S_IFCHR) ? FM_IFCHR : FM_IFBLK) | get_mode(&st); + ((uint8*)get_nod(fs, nod)->i_block)[0] = (st.st_rdev & 0xff); + ((uint8*)get_nod(fs, nod)->i_block)[1] = (st.st_rdev >> 8); +- add2dir(fs, this_nod, nod, dent->d_name); ++ add2dir(fs, this_nod, nod, dent->d_name, st.st_mode, st.st_uid, st.st_gid, st.st_ctime); + break; + case S_IFLNK: + if(!(b = (uint8*)malloc(rndup(st.st_size, BLOCKSIZE)))) + errexit("out of memory"); + if(readlink(dent->d_name, (char*)b, st.st_size) < 0) + pexit(dent->d_name); +- mklink_fs(fs, this_nod, dent->d_name, st.st_size, b); ++ mklink_fs(fs, this_nod, dent->d_name, st.st_size, b, st.st_uid, st.st_gid, st.st_ctime); + free(b); + break; + case S_IFREG: + if(!(fh = fopen(dent->d_name, "r"))) + pexit(dent->d_name); +- mkfile_fs(fs, this_nod, dent->d_name, get_mode(&st), st.st_size, fh); ++ mkfile_fs(fs, this_nod, dent->d_name, st.st_mode, st.st_size, fh, st.st_uid, st.st_gid, st.st_ctime); + fclose(fh); + break; + case S_IFDIR: +- nod = mkdir_fs(fs, this_nod, dent->d_name, get_mode(&st)); ++ nod = mkdir_fs(fs, this_nod, dent->d_name, st.st_mode, st.st_uid, st.st_gid, st.st_ctime); + if(chdir(dent->d_name) < 0) + pexit(dent->d_name); + add2fs_from_dir(fs, nod); +@@ -983,7 +945,7 @@ + { + int i; + int nblk = nod->i_blocks / INOBLK; +- if((nod->i_size && !nblk) || (nod->i_mode & (FM_IFBLK | FM_IFCHR))) ++ if(nod->i_size && !nblk) + for(i = 0; i <= EXT2_TIND_BLOCK; i++) + nod->i_block[i] = swab32(nod->i_block[i]); + if(nblk <= EXT2_IND_BLOCK) +@@ -1004,7 +966,7 @@ + { + int i; + int nblk = nod->i_blocks / INOBLK; +- if((nod->i_size && !nblk) || (nod->i_mode & (FM_IFBLK | FM_IFCHR))) ++ if(nod->i_size && !nblk) + for(i = 0; i <= EXT2_TIND_BLOCK; i++) + nod->i_block[i] = swab32(nod->i_block[i]); + if(nblk <= EXT2_IND_BLOCK) +@@ -1147,7 +1109,7 @@ + // make lost+found directory and reserve blocks + if(fs->sb.s_r_blocks_count) + { +- nod = mkdir_fs(fs, EXT2_ROOT_INO, "lost+found", FM_IRWXU | FM_IRWXG | FM_IRWXO); ++ nod = mkdir_fs(fs, EXT2_ROOT_INO, "lost+found", S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH, 0, 0, time(NULL)); + memset(b, 0, BLOCKSIZE); + ((directory*)b)->d_rec_len = BLOCKSIZE; + for(i = 1; i < fs->sb.s_r_blocks_count; i++) +@@ -1472,6 +1434,150 @@ + swap_badfs(fs); + } + ++char *simple_ltoa(unsigned long i) ++{ ++ /* 21 digits plus null terminator, good for 64-bit or smaller ints */ ++ static char local[21]; ++ char *p = local; ++ *p-- = '\0'; ++ do { ++ *p-- = '0' + i % 10; ++ i /= 10; ++ } while (i > 0); ++ return p + 1; ++} ++ ++//# device list table ++//# ++///dev/mem c 640 0 0 1 1 0 0 - ++static int interpret_table_entry(filesystem *fs, char *line) ++{ ++ int status; ++ char type, *path; ++ uint32 nod, nod2; ++ char *name, *dir; ++ unsigned long uid=0, gid=0, mode=755; ++ unsigned long major=0, minor=0, start=0, increment=1, count=0; ++ ++ status = sscanf(line, "%" SCANF_PREFIX "s %c %lo %lu %lu %lu %lu %lu %lu %lu", ++ SCANF_STRING(path), &type, &mode, &uid, &gid, &major, &minor, ++ &start, &increment, &count); ++ if (status<0) ++ return status; ++ ++ name = basename(path); ++ dir = dirname(path); ++ free(path); ++ if(!(nod = find_path(fs, EXT2_ROOT_INO, dir))) ++ errexit("can't find directory '%s' to create '%s''", dir, name); ++ free(dir); ++ if((!strcmp(name, ".")) || (!strcmp(name, ".."))) ++ { ++ free(name); ++ return 1; ++ } ++ ++ switch(type) ++ { ++ case 'd': ++ mkdir_fs(fs, nod, name, mode|FM_IFDIR, uid, gid, time(NULL)); ++ break; ++ case 'c': ++ case 'b': ++ mode|= (type=='c')? FM_IFCHR : FM_IFBLK; ++ if (count > 0) { ++ int i, last; ++ char buf[80]; ++ last = start+(count*increment); ++ for(i = start; ii_block)[0] = minor+(i*increment-start); ++ ((uint8*)get_nod(fs, nod2)->i_block)[1] = major; ++ strncpy(buf, name, sizeof(buf)-1); ++ strncat(buf, simple_ltoa(i*increment), sizeof(buf)-1); ++ buf[79]='\0'; ++ //fprintf(stderr, "start=%ld, i=%d adding '%s'(%ld, %ld)\n", start, i, buf, major, minor+(i*increment-start)); ++ add2dir(fs, nod, nod2, buf, mode, uid, gid, time(NULL)); ++ } ++ } ++ else { ++ nod2 = alloc_nod(fs); ++ ((uint8*)get_nod(fs, nod2)->i_block)[0] = minor; ++ ((uint8*)get_nod(fs, nod2)->i_block)[1] = major; ++ add2dir(fs, nod, nod2, name, mode, uid, gid, time(NULL)); ++ } ++ break; ++ default: ++ fprintf(stderr,"%s: Type '%c' is not supported\n", path, type); ++ ++ } ++ free(name); ++ return 0; ++} ++ ++int parse_device_table(filesystem *fs, char *filename) ++{ ++ FILE *file; ++ char *line; ++ int status = 0; ++ size_t length = 0; ++ struct stat statbuf; ++ ++ if (!filename) { ++ fprintf(stderr, "No filename specified.\n"); ++ return(1); ++ } ++ if (!(file = fopen(filename, "r"))) { ++ perror(filename); ++ return(1); ++ } ++ if (fstat(fileno(file), &statbuf) < 0) { ++ perror(filename); ++ return(1); ++ } ++ ++ if (statbuf.st_size < 10) { ++ fprintf(stderr, "%s: not a proper device table file\n", filename); ++ return(1); ++ } ++ ++ /* Looks ok so far. The general plan now is to read in one ++ * line at a time, check for leading comment delimiters ('#'), ++ * then try and parse the line as a device table. If we fail ++ * to parse things, try and help the poor fool to fix their ++ * device table with a useful error msg... */ ++ line = NULL; ++ while (getline(&line, &length, file) != -1) { ++ /* First trim off any whitespace */ ++ int len = strlen(line); ++ /* trim trailing whitespace */ ++ while ( len > 0 && isspace(line[len-1])) ++ line[--len]='\0'; ++ /* trim leading whitespace */ ++ memmove(line, &line[strspn(line, " \n\r\t\v")], len); ++ ++ /* If this is NOT a comment line, try to interpret it */ ++ if (length && *line!='#') { ++ if (interpret_table_entry(fs, line)) ++ status=1; ++ } ++ ++ free(line); ++ line = NULL; ++ } ++ ++ ++ return status; ++} ++ ++/* ++Local Variables: ++c-file-style: "linux" ++c-basic-offset: 4 ++tab-width: 4 ++End: ++*/ ++ + void showhelp(void) + { + fprintf(stderr, "Usage: %s [options] image\n" +@@ -1485,6 +1591,8 @@ + " -g path Generate a block map file for this path\n" + " -e value Fill unallocated blocks with value\n" + " -z Make files with holes\n" ++ " -n Do not squash permissions and owners. By default everythig is\n" ++ " owned by root. This perserves file permissions and owners.\n" + " -v Print resulting filesystem structure\n" + " -h Show this help\n\n" + "Example of spec file:\n" +@@ -1520,22 +1628,21 @@ + int bigendian = !*(char*)&endian; + filesystem *fs; + int i; +- int c; ++ char c; ++ char * devtable = NULL; + + argv0 = argv[0]; +- if(argc <= 1) +- { +- showhelp(); +- exit(1); +- } +- while((c = getopt(argc, argv, "x:f:d:b:i:r:g:e:zvh")) != EOF) ++ while((c = getopt(argc, argv, "D:x:f:d:b:i:r:g:e:zvhn")) != EOF) + switch(c) + { + case 'x': + fsin = optarg; + break; +- case 'd': ++ case 'D': + case 'f': ++ devtable = optarg; ++ break; ++ case 'd': + dopt[didx++] = optarg; + break; + case 'b': +@@ -1556,6 +1663,9 @@ + case 'z': + holes = 1; + break; ++ case 'n': ++ nosquash = 1; ++ break; + case 'v': + verbose = 1; + break; +@@ -1595,17 +1705,10 @@ + for(i = 0; i < didx; i++) + { + struct stat st; +- FILE *fh; + char *pdir; + stat(dopt[i], &st); + switch(st.st_mode & S_IFMT) + { +- case S_IFREG: +- if(!(fh = fopen(dopt[i], "r"))) +- pexit(dopt[i]); +- add2fs_from_file(fs, EXT2_ROOT_INO, fh); +- fclose(fh); +- break; + case S_IFDIR: + if(!(pdir = getcwd(0, GETCWD_SIZE))) + pexit(dopt[i]); +@@ -1617,13 +1720,15 @@ + free(pdir); + break; + default: +- errexit("%s in neither a file nor a directory", dopt[i]); ++ errexit("%s must be a directory", dopt[i]); + } + } + if(emptyval) + for(i = 1; i < fs->sb.s_blocks_count; i++) + if(!allocated(fs->bbm, i)) + memset(get_blk(fs, i), emptyval, BLOCKSIZE); ++ if(devtable) ++ parse_device_table(fs, devtable); + if(verbose) + print_fs(fs); + for(i = 0; i < gidx; i++) -- cgit v1.2.3