diff options
author | fjoe <fjoe@FreeBSD.org> | 2003-09-26 20:26:25 +0000 |
---|---|---|
committer | fjoe <fjoe@FreeBSD.org> | 2003-09-26 20:26:25 +0000 |
commit | 571ef024e3f3a472116a55a8489d77eb4f5f933e (patch) | |
tree | 5e4dbdee80eebe5477ad9c5637bb6b0ee47993d5 /sys/isofs | |
parent | 0c8bfb6d004a87cd501c13516a69b3ef59ed6c7c (diff) | |
download | FreeBSD-src-571ef024e3f3a472116a55a8489d77eb4f5f933e.zip FreeBSD-src-571ef024e3f3a472116a55a8489d77eb4f5f933e.tar.gz |
- Support for multibyte charsets in LIBICONV.
- CD9660_ICONV, NTFS_ICONV and MSDOSFS_ICONV kernel options
(with corresponding modules).
- kiconv(3) for loadable charset conversion tables support.
Submitted by: Ryuichiro Imura <imura@ryu16.org>
Diffstat (limited to 'sys/isofs')
-rw-r--r-- | sys/isofs/cd9660/cd9660_iconv.c | 36 | ||||
-rw-r--r-- | sys/isofs/cd9660/cd9660_lookup.c | 7 | ||||
-rw-r--r-- | sys/isofs/cd9660/cd9660_mount.h | 3 | ||||
-rw-r--r-- | sys/isofs/cd9660/cd9660_rrip.c | 12 | ||||
-rw-r--r-- | sys/isofs/cd9660/cd9660_util.c | 155 | ||||
-rw-r--r-- | sys/isofs/cd9660/cd9660_vfsops.c | 20 | ||||
-rw-r--r-- | sys/isofs/cd9660/cd9660_vnops.c | 4 | ||||
-rw-r--r-- | sys/isofs/cd9660/iso.h | 10 |
8 files changed, 187 insertions, 60 deletions
diff --git a/sys/isofs/cd9660/cd9660_iconv.c b/sys/isofs/cd9660/cd9660_iconv.c new file mode 100644 index 0000000..43a5a0d --- /dev/null +++ b/sys/isofs/cd9660/cd9660_iconv.c @@ -0,0 +1,36 @@ +/*- + * Copyright (c) 2003 Ryuichiro Imura + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/kernel.h> +#include <sys/module.h> +#include <sys/mount.h> +#include <sys/iconv.h> + +VFS_DECLARE_ICONV(cd9660); diff --git a/sys/isofs/cd9660/cd9660_lookup.c b/sys/isofs/cd9660/cd9660_lookup.c index 056e893..49308ea 100644 --- a/sys/isofs/cd9660/cd9660_lookup.c +++ b/sys/isofs/cd9660/cd9660_lookup.c @@ -238,7 +238,12 @@ searchloop: if (namelen != 1 || ep->name[0] != 0) goto notfound; - } else if (!(res = isofncmp(name, len, ep->name, namelen, imp->joliet_level))) { + } else if (!(res = isofncmp(name, len, + ep->name, namelen, + imp->joliet_level, + imp->im_flags, + imp->im_d2l, + imp->im_l2d))) { if (isoflags & 2) ino = isodirino(ep, imp); else diff --git a/sys/isofs/cd9660/cd9660_mount.h b/sys/isofs/cd9660/cd9660_mount.h index 8cc6a86..0397d06 100644 --- a/sys/isofs/cd9660/cd9660_mount.h +++ b/sys/isofs/cd9660/cd9660_mount.h @@ -47,9 +47,12 @@ struct iso_args { struct export_args export; /* network export info */ int flags; /* mounting flags, see below */ int ssector; /* starting sector, 0 for 1st session */ + char *cs_disk; /* disk charset for Joliet cs conversion */ + char *cs_local; /* local charset for Joliet cs conversion */ }; #define ISOFSMNT_NORRIP 0x00000001 /* disable Rock Ridge Ext.*/ #define ISOFSMNT_GENS 0x00000002 /* enable generation numbers */ #define ISOFSMNT_EXTATT 0x00000004 /* enable extended attributes */ #define ISOFSMNT_NOJOLIET 0x00000008 /* disable Joliet Ext.*/ #define ISOFSMNT_BROKENJOLIET 0x00000010/* allow broken Joliet disks */ +#define ISOFSMNT_KICONV 0x00000020 /* Use libiconv to convert chars */ diff --git a/sys/isofs/cd9660/cd9660_rrip.c b/sys/isofs/cd9660/cd9660_rrip.c index 7f7ea15..1546e8d 100644 --- a/sys/isofs/cd9660/cd9660_rrip.c +++ b/sys/isofs/cd9660/cd9660_rrip.c @@ -293,7 +293,8 @@ cd9660_rrip_defname(isodir,ana) { isofntrans(isodir->name,isonum_711(isodir->name_len), ana->outbuf,ana->outlen, - 1,isonum_711(isodir->flags)&4, ana->imp->joliet_level); + 1,isonum_711(isodir->flags)&4, ana->imp->joliet_level, + ana->imp->im_flags, ana->imp->im_d2l); switch (*ana->outbuf) { default: break; @@ -491,7 +492,7 @@ cd9660_rrip_loop(isodir,ana,table) register ISO_SUSP_HEADER *pend; struct buf *bp = NULL; char *pwhead; - u_char c; + u_short c; int result; /* @@ -501,7 +502,8 @@ cd9660_rrip_loop(isodir,ana,table) pwhead = isodir->name + isonum_711(isodir->name_len); if (!(isonum_711(isodir->name_len)&1)) pwhead++; - isochar(isodir->name, pwhead, ana->imp->joliet_level, &c); + isochar(isodir->name, pwhead, ana->imp->joliet_level, &c, NULL, + ana->imp->im_flags, ana->imp->im_d2l); /* If it's not the '.' entry of the root dir obey SP field */ if (c != 0 || isonum_733(isodir->extent) != ana->imp->root_extent) @@ -627,7 +629,7 @@ cd9660_rrip_getname(isodir,outbuf,outlen,inump,imp) { ISO_RRIP_ANALYZE analyze; RRIP_TABLE *tab; - u_char c; + u_short c; analyze.outbuf = outbuf; analyze.outlen = outlen; @@ -638,7 +640,7 @@ cd9660_rrip_getname(isodir,outbuf,outlen,inump,imp) *outlen = 0; isochar(isodir->name, isodir->name + isonum_711(isodir->name_len), - imp->joliet_level, &c); + imp->joliet_level, &c, NULL, imp->im_flags, imp->im_d2l); tab = rrip_table_getname; if (c == 0 || c == 1) { cd9660_rrip_defname(isodir,&analyze); diff --git a/sys/isofs/cd9660/cd9660_util.c b/sys/isofs/cd9660/cd9660_util.c index 8a132c0..dccb14c 100644 --- a/sys/isofs/cd9660/cd9660_util.c +++ b/sys/isofs/cd9660/cd9660_util.c @@ -46,16 +46,12 @@ __FBSDID("$FreeBSD$"); #include <sys/systm.h> #include <sys/mount.h> #include <sys/vnode.h> +#include <sys/iconv.h> #include <isofs/cd9660/iso.h> +#include <isofs/cd9660/cd9660_mount.h> -/* - * XXX: limited support for loading of Unicode - * conversion routine as a kld at a run-time. - * Should be removed when native Unicode kernel - * interfaces have been introduced. - */ -u_char (*cd9660_wchar2char)(u_int32_t wchar) = NULL; +extern struct iconv_functions *cd9660_iconv; /* * Get one character out of an iso filename @@ -63,29 +59,47 @@ u_char (*cd9660_wchar2char)(u_int32_t wchar) = NULL; * Return number of bytes consumed */ int -isochar(isofn, isoend, joliet_level, c) +isochar(isofn, isoend, joliet_level, c, clen, flags, handle) u_char *isofn; u_char *isoend; int joliet_level; - u_char *c; + u_short *c; + int *clen; + int flags; + void *handle; { + size_t i, j, len; + char inbuf[3], outbuf[3], *inp, *outp; + *c = *isofn++; + if (clen) *clen = 1; if (joliet_level == 0 || isofn == isoend) /* (00) and (01) are one byte in Joliet, too */ return 1; - /* No Unicode support yet :-( */ - switch (*c) { - default: - *c = '?'; - break; - case '\0': - *c = *isofn; - break; + if (flags & ISOFSMNT_KICONV && cd9660_iconv) { + i = j = len = 2; + inbuf[0]=(char)*(isofn - 1); + inbuf[1]=(char)*isofn; + inbuf[2]='\0'; + inp = inbuf; + outp = outbuf; + cd9660_iconv->convchr(handle, (const char **)&inp, &i, &outp, &j); + len -= j; + if (clen) *clen = len; + *c = '\0'; + while(len--) + *c |= (*(outp - len - 1) & 0xff) << (len << 3); + } else { + switch (*c) { + default: + *c = '?'; + break; + case '\0': + *c = *isofn; + break; + } } - /* XXX: if Unicode conversion routine is loaded then use it */ - if (cd9660_wchar2char != NULL) - *c = cd9660_wchar2char((*(isofn - 1) << 8) | *isofn); return 2; } @@ -96,53 +110,60 @@ isochar(isofn, isoend, joliet_level, c) * Note: Version number plus ';' may be omitted. */ int -isofncmp(fn, fnlen, isofn, isolen, joliet_level) +isofncmp(fn, fnlen, isofn, isolen, joliet_level, flags, handle, lhandle) u_char *fn; int fnlen; u_char *isofn; int isolen; int joliet_level; + int flags; + void *handle; + void *lhandle; { int i, j; - u_char c, *fnend = fn + fnlen, *isoend = isofn + isolen; + u_short c, d; + u_char *fnend = fn + fnlen, *isoend = isofn + isolen; - for (; fn != fnend; fn++) { + for (; fn < fnend; ) { + d = sgetrune(fn, fnend - fn, (char const **)&fn, flags, lhandle); if (isofn == isoend) - return *fn; - isofn += isochar(isofn, isoend, joliet_level, &c); + return d; + isofn += isochar(isofn, isoend, joliet_level, &c, NULL, flags, handle); if (c == ';') { - if (*fn++ != ';') - return fn[-1]; - for (i = 0; fn != fnend; i = i * 10 + *fn++ - '0') { + if (d != ';') + return d; + for (i = 0; fn < fnend; i = i * 10 + *fn++ - '0') { if (*fn < '0' || *fn > '9') { return -1; } } for (j = 0; isofn != isoend; j = j * 10 + c - '0') isofn += isochar(isofn, isoend, - joliet_level, &c); + joliet_level, &c, + NULL, flags, handle); return i - j; } - if (c != *fn) { + if (c != d) { if (c >= 'A' && c <= 'Z') { - if (c + ('a' - 'A') != *fn) { - if (*fn >= 'a' && *fn <= 'z') - return *fn - ('a' - 'A') - c; + if (c + ('a' - 'A') != d) { + if (d >= 'a' && d <= 'z') + return d - ('a' - 'A') - c; else - return *fn - c; + return d - c; } } else - return *fn - c; + return d - c; } } if (isofn != isoend) { - isofn += isochar(isofn, isoend, joliet_level, &c); + isofn += isochar(isofn, isoend, joliet_level, &c, NULL, flags, handle); switch (c) { default: return -c; case '.': if (isofn != isoend) { - isochar(isofn, isoend, joliet_level, &c); + isochar(isofn, isoend, joliet_level, &c, + NULL, flags, handle); if (c == ';') return 0; } @@ -158,7 +179,7 @@ isofncmp(fn, fnlen, isofn, isolen, joliet_level) * translate a filename of length > 0 */ void -isofntrans(infn, infnlen, outfn, outfnlen, original, assoc, joliet_level) +isofntrans(infn, infnlen, outfn, outfnlen, original, assoc, joliet_level, flags, handle) u_char *infn; int infnlen; u_char *outfn; @@ -166,25 +187,61 @@ isofntrans(infn, infnlen, outfn, outfnlen, original, assoc, joliet_level) int original; int assoc; int joliet_level; + int flags; + void *handle; { - int fnidx = 0; - u_char c, d = '\0', *infnend = infn + infnlen; + u_short c, d = '\0'; + u_char *outp = outfn, *infnend = infn + infnlen; + int clen; if (assoc) { - *outfn++ = ASSOCCHAR; - fnidx++; + *outp++ = ASSOCCHAR; } - for (; infn != infnend; fnidx++) { - infn += isochar(infn, infnend, joliet_level, &c); + for (; infn != infnend; ) { + infn += isochar(infn, infnend, joliet_level, &c, &clen, flags, handle); if (!original && !joliet_level && c >= 'A' && c <= 'Z') - *outfn++ = c + ('a' - 'A'); + c += ('a' - 'A'); else if (!original && c == ';') { - fnidx -= (d == '.'); + outp -= (d == '.'); break; - } else - *outfn++ = c; + } d = c; + while(clen--) + *outp++ = c >> (clen << 3); } - *outfnlen = fnidx; + *outfnlen = outp - outfn; +} + +/* + * same as sgetrune(3) + */ +u_short +sgetrune(string, n, result, flags, handle) + const char *string; + size_t n; + char const **result; + int flags; + void *handle; +{ + size_t i, j, len; + char outbuf[3], *outp; + u_short c = '\0'; + + len = i = (n < 2) ? n : 2; + j = 2; + outp = outbuf; + + if (flags & ISOFSMNT_KICONV && cd9660_iconv) { + cd9660_iconv->convchr(handle, (const char **)&string, + &i, &outp, &j); + len -= i; + } else { + len = 1; + string++; + } + + if (result) *result = string; + while(len--) c |= (*(string - len - 1) & 0xff) << (len << 3); + return (c); } diff --git a/sys/isofs/cd9660/cd9660_vfsops.c b/sys/isofs/cd9660/cd9660_vfsops.c index 8df32e0..0f8f3c9 100644 --- a/sys/isofs/cd9660/cd9660_vfsops.c +++ b/sys/isofs/cd9660/cd9660_vfsops.c @@ -56,6 +56,7 @@ __FBSDID("$FreeBSD$"); #include <sys/malloc.h> #include <sys/stat.h> #include <sys/syslog.h> +#include <sys/iconv.h> #include <isofs/cd9660/iso.h> @@ -66,6 +67,8 @@ __FBSDID("$FreeBSD$"); MALLOC_DEFINE(M_ISOFSMNT, "ISOFS mount", "ISOFS mount structure"); MALLOC_DEFINE(M_ISOFSNODE, "ISOFS node", "ISOFS vnode private part"); +struct iconv_functions *cd9660_iconv = NULL; + static vfs_mount_t cd9660_mount; static vfs_unmount_t cd9660_unmount; static vfs_root_t cd9660_root; @@ -471,7 +474,16 @@ iso_mountfs(devvp, mp, td, argp) bp = NULL; } isomp->im_flags = argp->flags & (ISOFSMNT_NORRIP | ISOFSMNT_GENS | - ISOFSMNT_EXTATT | ISOFSMNT_NOJOLIET); + ISOFSMNT_EXTATT | ISOFSMNT_NOJOLIET | + ISOFSMNT_KICONV); + + if (isomp->im_flags & ISOFSMNT_KICONV && cd9660_iconv) { + cd9660_iconv->open(argp->cs_local, argp->cs_disk, &isomp->im_d2l); + cd9660_iconv->open(argp->cs_disk, argp->cs_local, &isomp->im_l2d); + } else { + isomp->im_d2l = NULL; + isomp->im_l2d = NULL; + } if (high_sierra) { /* this effectively ignores all the mount flags */ @@ -551,6 +563,12 @@ cd9660_unmount(mp, mntflags, td) isomp = VFSTOISOFS(mp); + if (isomp->im_flags & ISOFSMNT_KICONV && cd9660_iconv) { + if (isomp->im_d2l) + cd9660_iconv->close(isomp->im_d2l); + if (isomp->im_l2d) + cd9660_iconv->close(isomp->im_l2d); + } isomp->im_devvp->v_rdev->si_mountpoint = NULL; error = VOP_CLOSE(isomp->im_devvp, FREAD, NOCRED, td); vrele(isomp->im_devvp); diff --git a/sys/isofs/cd9660/cd9660_vnops.c b/sys/isofs/cd9660/cd9660_vnops.c index bf95bf7..c18b664 100644 --- a/sys/isofs/cd9660/cd9660_vnops.c +++ b/sys/isofs/cd9660/cd9660_vnops.c @@ -562,7 +562,9 @@ cd9660_readdir(ap) idp->current.d_name, &namelen, imp->iso_ftype == ISO_FTYPE_9660, isonum_711(ep->flags)&4, - imp->joliet_level); + imp->joliet_level, + imp->im_flags, + imp->im_d2l); idp->current.d_namlen = (u_char)namelen; if (imp->iso_ftype == ISO_FTYPE_DEFAULT) error = iso_shipdir(idp); diff --git a/sys/isofs/cd9660/iso.h b/sys/isofs/cd9660/iso.h index b41cd0c..15766ef 100644 --- a/sys/isofs/cd9660/iso.h +++ b/sys/isofs/cd9660/iso.h @@ -245,6 +245,9 @@ struct iso_mnt { int rr_skip0; int joliet_level; + + void *im_d2l; + void *im_l2d; }; #define VFSTOISOFS(mp) ((struct iso_mnt *)((mp)->mnt_data)) @@ -265,10 +268,11 @@ extern vop_t **cd9660_vnodeop_p; extern vop_t **cd9660_specop_p; extern vop_t **cd9660_fifoop_p; -int isochar(u_char *, u_char *, int, u_char *); -int isofncmp(u_char *, int, u_char *, int, int); -void isofntrans(u_char *, int, u_char *, u_short *, int, int, int); +int isochar(u_char *, u_char *, int, u_short *, int *, int, void *); +int isofncmp(u_char *, int, u_char *, int, int, int, void *, void *); +void isofntrans(u_char *, int, u_char *, u_short *, int, int, int, int, void *); ino_t isodirino(struct iso_directory_record *, struct iso_mnt *); +u_short sgetrune(const char *, size_t, char const **, int, void *); #endif /* _KERNEL */ |