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authorAnatol Belski <ab@php.net>2015-01-04 17:04:13 +0100
committerAnatol Belski <ab@php.net>2015-01-04 17:04:13 +0100
commitebb98e7aeb4c01f79f36556443c63d57824e4b80 (patch)
tree291b575b1eb7d65cb623f2983247a3a43fe7b491
parentede59c8feb4b80e1b94e4abdaa0711051e2912ab (diff)
downloadphp-git-ebb98e7aeb4c01f79f36556443c63d57824e4b80.tar.gz
updated libmagic.patch in 5.4
-rw-r--r--ext/fileinfo/libmagic.patch454
1 files changed, 139 insertions, 315 deletions
diff --git a/ext/fileinfo/libmagic.patch b/ext/fileinfo/libmagic.patch
index a91a658397..fe734f30b7 100644
--- a/ext/fileinfo/libmagic.patch
+++ b/ext/fileinfo/libmagic.patch
@@ -1,6 +1,6 @@
diff -u libmagic.orig/apprentice.c libmagic/apprentice.c
--- libmagic.orig/apprentice.c Thu Mar 21 18:45:14 2013
-+++ libmagic/apprentice.c Mon Apr 14 23:42:51 2014
++++ libmagic/apprentice.c Sun Jan 4 17:02:29 2015
@@ -29,6 +29,8 @@
* apprentice - make one pass through /etc/magic, learning its secrets.
*/
@@ -479,6 +479,15 @@ diff -u libmagic.orig/apprentice.c libmagic/apprentice.c
return NULL;
}
return map;
+@@ -1233,7 +1269,7 @@
+ * the sign extension must have happened.
+ */
+ case FILE_BYTE:
+- v = (char) v;
++ v = (signed char) v;
+ break;
+ case FILE_SHORT:
+ case FILE_BESHORT:
@@ -1500,7 +1536,7 @@
if (me->cont_count == me->max_count) {
struct magic *nm;
@@ -833,7 +842,7 @@ diff -u libmagic.orig/apprentice.c libmagic/apprentice.c
}
diff -u libmagic.orig/ascmagic.c libmagic/ascmagic.c
--- libmagic.orig/ascmagic.c Wed Oct 31 18:03:01 2012
-+++ libmagic/ascmagic.c Mon Apr 14 23:42:51 2014
++++ libmagic/ascmagic.c Sun Jan 4 17:02:29 2015
@@ -139,7 +139,7 @@
/* malloc size is a conservative overestimate; could be
improved, or at least realloced after conversion. */
@@ -872,7 +881,7 @@ diff -u libmagic.orig/ascmagic.c libmagic/ascmagic.c
}
diff -u libmagic.orig/cdf.c libmagic/cdf.c
--- libmagic.orig/cdf.c Thu Mar 21 18:45:14 2013
-+++ libmagic/cdf.c Tue Jul 1 09:00:09 2014
++++ libmagic/cdf.c Sun Jan 4 17:02:29 2015
@@ -43,7 +43,17 @@
#include <err.h>
#endif
@@ -955,7 +964,7 @@ diff -u libmagic.orig/cdf.c libmagic/cdf.c
errno = EFTYPE;
return (size_t)-1;
}
-@@ -796,7 +812,11 @@
+@@ -796,11 +812,15 @@
if (cdf_check_stream_offset(sst, h, e, 0, __LINE__) == -1)
goto out;
for (i = 0; i < sh.sh_properties; i++) {
@@ -968,6 +977,11 @@ diff -u libmagic.orig/cdf.c libmagic/cdf.c
q = (const uint8_t *)(const void *)
((const char *)(const void *)p + ofs
- 2 * sizeof(uint32_t));
+- if (q > e) {
++ if (q < p || q > e) {
+ DPRINTF(("Ran of the end %p > %p\n", q, e));
+ goto out;
+ }
@@ -810,6 +830,10 @@
i, inp[i].pi_id, inp[i].pi_type, q - p, offs));
if (inp[i].pi_type & CDF_VECTOR) {
@@ -1056,7 +1070,7 @@ diff -u libmagic.orig/cdf.c libmagic/cdf.c
} else {
diff -u libmagic.orig/cdf.h libmagic/cdf.h
--- libmagic.orig/cdf.h Wed Oct 31 18:03:01 2012
-+++ libmagic/cdf.h Mon Apr 14 23:32:55 2014
++++ libmagic/cdf.h Sun Jan 4 17:02:29 2015
@@ -35,10 +35,12 @@
#ifndef _H_CDF_
#define _H_CDF_
@@ -1099,7 +1113,7 @@ diff -u libmagic.orig/cdf.h libmagic/cdf.h
void cdf_unpack_header(cdf_header_t *, char *);
diff -u libmagic.orig/cdf_time.c libmagic/cdf_time.c
--- libmagic.orig/cdf_time.c Wed Oct 31 18:03:01 2012
-+++ libmagic/cdf_time.c Mon Apr 14 23:32:55 2014
++++ libmagic/cdf_time.c Sun Nov 9 19:16:18 2014
@@ -96,7 +96,7 @@
}
@@ -1159,7 +1173,7 @@ diff -u libmagic.orig/cdf_time.c libmagic/cdf_time.c
static const char *ref = "Sat Apr 23 01:30:00 1977";
diff -u libmagic.orig/compress.c libmagic/compress.c
--- libmagic.orig/compress.c Sun Jan 6 21:35:43 2013
-+++ libmagic/compress.c Mon Apr 14 23:42:51 2014
++++ libmagic/compress.c Sun Jan 4 17:02:29 2015
@@ -32,6 +32,7 @@
* uncompress(method, old, n, newch) - uncompress old into new,
* using method, return sizeof new
@@ -1322,7 +1336,7 @@ diff -u libmagic.orig/compress.c libmagic/compress.c
+#endif /* if PHP_FILEINFO_UNCOMPRESS */
diff -u libmagic.orig/file.h libmagic/file.h
--- libmagic.orig/file.h Mon Feb 18 16:40:59 2013
-+++ libmagic/file.h Mon Apr 14 23:42:51 2014
++++ libmagic/file.h Sun Jan 4 17:02:29 2015
@@ -33,11 +33,9 @@
#ifndef __file_h__
#define __file_h__
@@ -1409,7 +1423,7 @@ diff -u libmagic.orig/file.h libmagic/file.h
void *map; /* internal resources used by entry */
struct mlist *next, *prev;
};
-@@ -411,21 +413,18 @@
+@@ -411,21 +413,16 @@
protected const char *file_fmttime(uint64_t, int, char *);
protected struct magic_set *file_ms_alloc(int);
protected void file_ms_free(struct magic_set *);
@@ -1426,8 +1440,8 @@ diff -u libmagic.orig/file.h libmagic/file.h
- __attribute__((__format__(__printf__, 2, 3)));
+protected int file_printf(struct magic_set *, const char *, ...);
protected int file_reset(struct magic_set *);
- protected int file_tryelf(struct magic_set *, int, const unsigned char *,
- size_t);
+-protected int file_tryelf(struct magic_set *, int, const unsigned char *,
+- size_t);
protected int file_trycdf(struct magic_set *, int, const unsigned char *,
size_t);
-#if HAVE_FORK
@@ -1435,7 +1449,7 @@ diff -u libmagic.orig/file.h libmagic/file.h
protected int file_zmagic(struct magic_set *, int, const char *,
const unsigned char *, size_t);
#endif
-@@ -438,21 +437,18 @@
+@@ -438,21 +435,18 @@
unichar **, size_t *, const char **, const char **, const char **);
protected int file_is_tar(struct magic_set *, const unsigned char *, size_t);
protected int file_softmagic(struct magic_set *, const unsigned char *, size_t,
@@ -1462,7 +1476,7 @@ diff -u libmagic.orig/file.h libmagic/file.h
protected void file_showstr(FILE *, const char *, size_t);
protected size_t file_mbswidth(const char *);
protected const char *file_getbuffer(struct magic_set *);
-@@ -462,16 +458,14 @@
+@@ -462,16 +456,14 @@
size_t *);
protected size_t file_pstring_length_size(const struct magic *);
protected size_t file_pstring_get_length(const struct magic *, const char *);
@@ -1480,7 +1494,7 @@ diff -u libmagic.orig/file.h libmagic/file.h
#ifndef HAVE_STRERROR
extern int sys_nerr;
-@@ -484,32 +478,16 @@
+@@ -484,32 +476,16 @@
#define strtoul(a, b, c) strtol(a, b, c)
#endif
@@ -1515,7 +1529,7 @@ diff -u libmagic.orig/file.h libmagic/file.h
#if defined(HAVE_MMAP) && defined(HAVE_SYS_MMAN_H) && !defined(QUICK)
#define QUICK
-@@ -531,6 +509,14 @@
+@@ -531,6 +507,14 @@
#endif
#else
#define FILE_RCSID(id)
@@ -1532,7 +1546,7 @@ diff -u libmagic.orig/file.h libmagic/file.h
#endif /* __file_h__ */
diff -u libmagic.orig/fsmagic.c libmagic/fsmagic.c
--- libmagic.orig/fsmagic.c Thu Mar 21 18:45:14 2013
-+++ libmagic/fsmagic.c Mon Apr 14 23:42:51 2014
++++ libmagic/fsmagic.c Sun Jan 4 17:02:29 2015
@@ -59,27 +59,21 @@
# define minor(dev) ((dev) & 0xff)
#endif
@@ -1899,7 +1913,7 @@ diff -u libmagic.orig/fsmagic.c libmagic/fsmagic.c
}
diff -u libmagic.orig/funcs.c libmagic/funcs.c
--- libmagic.orig/funcs.c Wed Oct 31 18:03:01 2012
-+++ libmagic/funcs.c Mon Apr 14 23:42:51 2014
++++ libmagic/funcs.c Sun Jan 4 17:02:29 2015
@@ -41,52 +41,42 @@
#if defined(HAVE_WCTYPE_H)
#include <wctype.h>
@@ -2193,7 +2207,7 @@ diff -u libmagic.orig/funcs.c libmagic/funcs.c
+
diff -u libmagic.orig/magic.c libmagic/magic.c
--- libmagic.orig/magic.c Fri Jan 11 17:43:09 2013
-+++ libmagic/magic.c Mon Apr 14 23:42:51 2014
++++ libmagic/magic.c Sun Jan 4 17:02:29 2015
@@ -25,11 +25,6 @@
* SUCH DAMAGE.
*/
@@ -2537,7 +2551,7 @@ diff -u libmagic.orig/magic.c libmagic/magic.c
magic_error(struct magic_set *ms)
diff -u libmagic.orig/magic.h libmagic/magic.h
--- libmagic.orig/magic.h Thu Mar 21 18:52:42 2013
-+++ libmagic/magic.h Mon Apr 14 23:42:51 2014
++++ libmagic/magic.h Sun Jan 4 17:02:29 2015
@@ -87,6 +87,7 @@
const char *magic_getpath(const char *, int);
@@ -2556,7 +2570,7 @@ diff -u libmagic.orig/magic.h libmagic/magic.h
diff -u libmagic.orig/print.c libmagic/print.c
--- libmagic.orig/print.c Thu Mar 21 18:45:14 2013
-+++ libmagic/print.c Mon Apr 14 23:42:51 2014
++++ libmagic/print.c Sun Jan 4 17:02:29 2015
@@ -29,12 +29,17 @@
* print.c - debugging printout routines
*/
@@ -2787,7 +2801,7 @@ diff -u libmagic.orig/print.c libmagic/print.c
}
diff -u libmagic.orig/readcdf.c libmagic/readcdf.c
--- libmagic.orig/readcdf.c Wed Oct 31 18:03:01 2012
-+++ libmagic/readcdf.c Tue May 27 22:17:37 2014
++++ libmagic/readcdf.c Sun Jan 4 17:02:29 2015
@@ -30,7 +30,11 @@
#endif
@@ -2861,282 +2875,9 @@ diff -u libmagic.orig/readcdf.c libmagic/readcdf.c
} else {
if (file_printf(ms, "application/CDFV2-corrupt") == -1)
return -1;
-diff -u libmagic.orig/readelf.c libmagic/readelf.c
---- libmagic.orig/readelf.c Thu Mar 21 18:45:14 2013
-+++ libmagic/readelf.c Mon Apr 14 23:42:51 2014
-@@ -48,8 +48,8 @@
- private int dophn_exec(struct magic_set *, int, int, int, off_t, int, size_t,
- off_t, int *, int);
- private int doshn(struct magic_set *, int, int, int, off_t, int, size_t,
-- off_t, int *, int, int);
--private size_t donote(struct magic_set *, void *, size_t, size_t, int,
-+ off_t, int *, int);
-+private size_t donote(struct magic_set *, unsigned char *, size_t, size_t, int,
- int, size_t, int *);
-
- #define ELF_ALIGN(a) ((((a) + align - 1) / align) * align)
-@@ -127,11 +127,17 @@
-
- #define elf_getu16(swap, value) getu16(swap, value)
- #define elf_getu32(swap, value) getu32(swap, value)
--#define elf_getu64(swap, value) getu64(swap, value)
-+#ifdef USE_ARRAY_FOR_64BIT_TYPES
-+# define elf_getu64(swap, array) \
-+ ((swap ? ((uint64_t)elf_getu32(swap, array[0])) << 32 : elf_getu32(swap, array[0])) + \
-+ (swap ? elf_getu32(swap, array[1]) : ((uint64_t)elf_getu32(swap, array[1]) << 32)))
-+#else
-+# define elf_getu64(swap, value) getu64(swap, value)
-+#endif
-
- #define xsh_addr (clazz == ELFCLASS32 \
-- ? (void *)&sh32 \
-- : (void *)&sh64)
-+ ? (void *) &sh32 \
-+ : (void *) &sh64)
- #define xsh_sizeof (clazz == ELFCLASS32 \
- ? sizeof(sh32) \
- : sizeof(sh64))
-@@ -168,8 +174,8 @@
- ? elf_getu32(swap, ph32.p_filesz) \
- : elf_getu64(swap, ph64.p_filesz)))
- #define xnh_addr (clazz == ELFCLASS32 \
-- ? (void *)&nh32 \
-- : (void *)&nh64)
-+ ? (void *) &nh32 \
-+ : (void *) &nh64)
- #define xph_memsz (size_t)((clazz == ELFCLASS32 \
- ? elf_getu32(swap, ph32.p_memsz) \
- : elf_getu64(swap, ph64.p_memsz)))
-@@ -189,8 +195,8 @@
- ? prpsoffsets32[i] \
- : prpsoffsets64[i])
- #define xcap_addr (clazz == ELFCLASS32 \
-- ? (void *)&cap32 \
-- : (void *)&cap64)
-+ ? (void *) &cap32 \
-+ : (void *) &cap64)
- #define xcap_sizeof (clazz == ELFCLASS32 \
- ? sizeof cap32 \
- : sizeof cap64)
-@@ -292,7 +298,7 @@
- {
- Elf32_Phdr ph32;
- Elf64_Phdr ph64;
-- size_t offset, len;
-+ size_t offset;
- unsigned char nbuf[BUFSIZ];
- ssize_t bufsize;
-
-@@ -306,7 +312,11 @@
- * Loop through all the program headers.
- */
- for ( ; num; num--) {
-- if (pread(fd, xph_addr, xph_sizeof, off) == -1) {
-+ if (FINFO_LSEEK_FUNC(fd, off, SEEK_SET) == (off_t)-1) {
-+ file_badseek(ms);
-+ return -1;
-+ }
-+ if (FINFO_READ_FUNC(fd, xph_addr, xph_sizeof) == -1) {
- file_badread(ms);
- return -1;
- }
-@@ -324,8 +334,13 @@
- * This is a PT_NOTE section; loop through all the notes
- * in the section.
- */
-- len = xph_filesz < sizeof(nbuf) ? xph_filesz : sizeof(nbuf);
-- if ((bufsize = pread(fd, nbuf, len, xph_offset)) == -1) {
-+ if (FINFO_LSEEK_FUNC(fd, xph_offset, SEEK_SET) == (off_t)-1) {
-+ file_badseek(ms);
-+ return -1;
-+ }
-+ bufsize = FINFO_READ_FUNC(fd, nbuf,
-+ ((xph_filesz < sizeof(nbuf)) ? xph_filesz : sizeof(nbuf)));
-+ if (bufsize == -1) {
- file_badread(ms);
- return -1;
- }
-@@ -852,24 +867,12 @@
- return 0;
- }
-
-- /* Read offset of name section to be able to read section names later */
-- if (pread(fd, xsh_addr, xsh_sizeof, off + size * strtab) == -1) {
-- file_badread(ms);
-- return -1;
-- }
-- name_off = xsh_offset;
--
- for ( ; num; num--) {
-- /* Read the name of this section. */
-- if (pread(fd, name, sizeof(name), name_off + xsh_name) == -1) {
-- file_badread(ms);
-+ if (FINFO_LSEEK_FUNC(fd, off, SEEK_SET) == (off_t)-1) {
-+ file_badseek(ms);
- return -1;
- }
-- name[sizeof(name) - 1] = '\0';
-- if (strcmp(name, ".debug_info") == 0)
-- stripped = 0;
--
-- if (pread(fd, xsh_addr, xsh_sizeof, off) == -1) {
-+ if (FINFO_READ_FUNC(fd, xsh_addr, xsh_sizeof) == -1) {
- file_badread(ms);
- return -1;
- }
-@@ -894,14 +897,17 @@
- /* Things we can determine when we seek */
- switch (xsh_type) {
- case SHT_NOTE:
-- if ((nbuf = malloc(xsh_size)) == NULL) {
-- file_error(ms, errno, "Cannot allocate memory"
-- " for note");
-+ nbuf = emalloc((size_t)xsh_size);
-+ if ((noff = FINFO_LSEEK_FUNC(fd, (off_t)xsh_offset, SEEK_SET)) ==
-+ (off_t)-1) {
-+ file_badread(ms);
-+ efree(nbuf);
- return -1;
- }
-- if (pread(fd, nbuf, xsh_size, xsh_offset) == -1) {
-+ if (FINFO_READ_FUNC(fd, nbuf, (size_t)xsh_size) !=
-+ (ssize_t)xsh_size) {
-+ efree(nbuf);
- file_badread(ms);
-- free(nbuf);
- return -1;
- }
-
-@@ -910,25 +916,16 @@
- if (noff >= (off_t)xsh_size)
- break;
- noff = donote(ms, nbuf, (size_t)noff,
-- xsh_size, clazz, swap, 4, flags);
-+ (size_t)xsh_size, clazz, swap, 4,
-+ flags);
- if (noff == 0)
- break;
- }
-- free(nbuf);
-+ efree(nbuf);
- break;
- case SHT_SUNW_cap:
-- switch (mach) {
-- case EM_SPARC:
-- case EM_SPARCV9:
-- case EM_IA_64:
-- case EM_386:
-- case EM_AMD64:
-- break;
-- default:
-- goto skip;
-- }
--
-- if (lseek(fd, xsh_offset, SEEK_SET) == (off_t)-1) {
-+ if (FINFO_LSEEK_FUNC(fd, (off_t)xsh_offset, SEEK_SET) ==
-+ (off_t)-1) {
- file_badseek(ms);
- return -1;
- }
-@@ -940,7 +937,7 @@
- MAX(sizeof cap32, sizeof cap64)];
- if ((coff += xcap_sizeof) > (off_t)xsh_size)
- break;
-- if (read(fd, cbuf, (size_t)xcap_sizeof) !=
-+ if (FINFO_READ_FUNC(fd, cbuf, (size_t)xcap_sizeof) !=
- (ssize_t)xcap_sizeof) {
- file_badread(ms);
- return -1;
-@@ -966,13 +963,12 @@
- break;
- }
- }
-- /*FALLTHROUGH*/
-- skip:
-+ break;
-+
- default:
- break;
- }
- }
--
- if (file_printf(ms, ", %sstripped", stripped ? "" : "not ") == -1)
- return -1;
- if (cap_hw1) {
-@@ -1051,7 +1047,7 @@
- const char *shared_libraries = "";
- unsigned char nbuf[BUFSIZ];
- ssize_t bufsize;
-- size_t offset, align, len;
-+ size_t offset, align;
-
- if (size != xph_sizeof) {
- if (file_printf(ms, ", corrupted program header size") == -1)
-@@ -1060,8 +1056,13 @@
- }
-
- for ( ; num; num--) {
-- if (pread(fd, xph_addr, xph_sizeof, off) == -1) {
-- file_badread(ms);
-+ if (FINFO_LSEEK_FUNC(fd, off, SEEK_SET) == (off_t)-1) {
-+ file_badseek(ms);
-+ return -1;
-+ }
-+
-+ if (FINFO_READ_FUNC(fd, xph_addr, xph_sizeof) == -1) {
-+ file_badread(ms);
- return -1;
- }
-
-@@ -1099,9 +1100,12 @@
- * This is a PT_NOTE section; loop through all the notes
- * in the section.
- */
-- len = xph_filesz < sizeof(nbuf) ? xph_filesz
-- : sizeof(nbuf);
-- bufsize = pread(fd, nbuf, len, xph_offset);
-+ if (FINFO_LSEEK_FUNC(fd, xph_offset, SEEK_SET) == (off_t)-1) {
-+ file_badseek(ms);
-+ return -1;
-+ }
-+ bufsize = FINFO_READ_FUNC(fd, nbuf, ((xph_filesz < sizeof(nbuf)) ?
-+ xph_filesz : sizeof(nbuf)));
- if (bufsize == -1) {
- file_badread(ms);
- return -1;
-@@ -1162,7 +1166,7 @@
- /*
- * If we cannot seek, it must be a pipe, socket or fifo.
- */
-- if((lseek(fd, (off_t)0, SEEK_SET) == (off_t)-1) && (errno == ESPIPE))
-+ if((FINFO_LSEEK_FUNC(fd, (off_t)0, SEEK_SET) == (off_t)-1) && (errno == ESPIPE))
- fd = file_pipe2file(ms, fd, buf, nbytes);
-
- if (fstat(fd, &st) == -1) {
-diff -u libmagic.orig/readelf.h libmagic/readelf.h
---- libmagic.orig/readelf.h Thu Mar 21 18:45:14 2013
-+++ libmagic/readelf.h Mon Apr 14 23:42:51 2014
-@@ -44,9 +44,17 @@
- typedef uint32_t Elf32_Word;
- typedef uint8_t Elf32_Char;
-
-+#if SIZEOF_LONG_LONG != 8
-+#define USE_ARRAY_FOR_64BIT_TYPES
-+typedef uint32_t Elf64_Addr[2];
-+typedef uint32_t Elf64_Off[2];
-+typedef uint32_t Elf64_Xword[2];
-+#else
-+#undef USE_ARRAY_FOR_64BIT_TYPES
- typedef uint64_t Elf64_Addr;
- typedef uint64_t Elf64_Off;
- typedef uint64_t Elf64_Xword;
-+#endif
- typedef uint16_t Elf64_Half;
- typedef uint32_t Elf64_Word;
- typedef uint8_t Elf64_Char;
diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
--- libmagic.orig/softmagic.c Thu Mar 21 18:45:14 2013
-+++ libmagic/softmagic.c Tue Jul 1 09:00:09 2014
++++ libmagic/softmagic.c Sun Jan 4 17:02:29 2015
@@ -41,6 +41,11 @@
#include <stdlib.h>
#include <time.h>
@@ -3149,6 +2890,15 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
private int match(struct magic_set *, struct magic *, uint32_t,
const unsigned char *, size_t, size_t, int, int, int, int, int *, int *,
+@@ -53,7 +58,7 @@
+ private int32_t moffset(struct magic_set *, struct magic *);
+ private void mdebug(uint32_t, const char *, size_t);
+ private int mcopy(struct magic_set *, union VALUETYPE *, int, int,
+- const unsigned char *, uint32_t, size_t, size_t);
++ const unsigned char *, uint32_t, size_t, struct magic *);
+ private int mconvert(struct magic_set *, struct magic *, int);
+ private int print_sep(struct magic_set *, int);
+ private int handle_annotation(struct magic_set *, struct magic *);
@@ -62,6 +67,8 @@
private void cvt_32(union VALUETYPE *, const struct magic *);
private void cvt_64(union VALUETYPE *, const struct magic *);
@@ -3286,7 +3036,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
break; \
} \
-@@ -896,10 +881,18 @@
+@@ -896,10 +881,21 @@
return 1;
}
case FILE_PSTRING: {
@@ -3296,21 +3046,87 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
size_t len = file_pstring_get_length(m, ptr1);
- if (len >= sizeof(p->s))
- len = sizeof(p->s) - 1;
-+ if (len >= sizeof(p->s)) {
++ sz = sizeof(p->s) - sz; /* maximum length of string */
++ if (len >= sz) {
+ /*
+ * The size of the pascal string length (sz)
+ * is 1, 2, or 4. We need at least 1 byte for NUL
+ * termination, but we've already truncated the
+ * string by p->s, so we need to deduct sz.
++ * Because we can use one of the bytes of the length
++ * after we shifted as NUL termination.
+ */
-+ len = sizeof(p->s) - sz;
++ len = sz;
+ }
while (len--)
*ptr1++ = *ptr2++;
*ptr1 = '\0';
-@@ -1145,9 +1138,6 @@
- "nbytes=%zu, count=%u)\n", m->type, m->flag, offset, o,
- nbytes, count);
+@@ -1010,7 +1006,7 @@
+
+ private int
+ mcopy(struct magic_set *ms, union VALUETYPE *p, int type, int indir,
+- const unsigned char *s, uint32_t offset, size_t nbytes, size_t linecnt)
++ const unsigned char *s, uint32_t offset, size_t nbytes, struct magic *m)
+ {
+ /*
+ * Note: FILE_SEARCH and FILE_REGEX do not actually copy
+@@ -1030,15 +1026,24 @@
+ const char *last; /* end of search region */
+ const char *buf; /* start of search region */
+ const char *end;
+- size_t lines;
++ size_t lines, linecnt, bytecnt;
++
++ linecnt = m->str_range;
++ bytecnt = linecnt * 80;
+
++ if (bytecnt == 0) {
++ bytecnt = 8192;
++ }
++ if (bytecnt > nbytes) {
++ bytecnt = nbytes;
++ }
+ if (s == NULL) {
+ ms->search.s_len = 0;
+ ms->search.s = NULL;
+ return 0;
+ }
+ buf = RCAST(const char *, s) + offset;
+- end = last = RCAST(const char *, s) + nbytes;
++ end = last = RCAST(const char *, s) + bytecnt;
+ /* mget() guarantees buf <= last */
+ for (lines = linecnt, b = buf; lines && b < end &&
+ ((b = CAST(const char *,
+@@ -1051,7 +1056,7 @@
+ b++;
+ }
+ if (lines)
+- last = RCAST(const char *, s) + nbytes;
++ last = RCAST(const char *, s) + bytecnt;
+
+ ms->search.s = buf;
+ ms->search.s_len = last - buf;
+@@ -1125,7 +1130,6 @@
+ int *need_separator, int *returnval)
+ {
+ uint32_t soffset, offset = ms->offset;
+- uint32_t count = m->str_range;
+ int rv, oneed_separator;
+ char *sbuf, *rbuf;
+ union VALUETYPE *p = &ms->ms_value;
+@@ -1137,17 +1141,13 @@
+ }
+
+ if (mcopy(ms, p, m->type, m->flag & INDIR, s, (uint32_t)(offset + o),
+- (uint32_t)nbytes, count) == -1)
++ (uint32_t)nbytes, m) == -1)
+ return -1;
+
+ if ((ms->flags & MAGIC_DEBUG) != 0) {
+ fprintf(stderr, "mget(type=%d, flag=%x, offset=%u, o=%zu, "
+- "nbytes=%zu, count=%u)\n", m->type, m->flag, offset, o,
+- nbytes, count);
++ "nbytes=%zu)\n", m->type, m->flag, offset, o, nbytes);
mdebug(offset, (char *)(void *)p, sizeof(union VALUETYPE));
-#ifndef COMPILE_ONLY
- file_mdump(m);
@@ -3318,7 +3134,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
}
if (m->flag & INDIR) {
-@@ -1191,7 +1181,7 @@
+@@ -1191,7 +1191,7 @@
}
switch (cvt_flip(m->in_type, flip)) {
case FILE_BYTE:
@@ -3327,7 +3143,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1226,7 +1216,7 @@
+@@ -1226,7 +1226,7 @@
offset = ~offset;
break;
case FILE_BESHORT:
@@ -3336,7 +3152,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1278,7 +1268,7 @@
+@@ -1278,7 +1278,7 @@
offset = ~offset;
break;
case FILE_LESHORT:
@@ -3345,7 +3161,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1330,7 +1320,7 @@
+@@ -1330,7 +1330,7 @@
offset = ~offset;
break;
case FILE_SHORT:
@@ -3354,7 +3170,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1367,7 +1357,7 @@
+@@ -1367,7 +1367,7 @@
break;
case FILE_BELONG:
case FILE_BEID3:
@@ -3363,7 +3179,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1438,7 +1428,7 @@
+@@ -1438,7 +1438,7 @@
break;
case FILE_LELONG:
case FILE_LEID3:
@@ -3372,7 +3188,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1508,7 +1498,7 @@
+@@ -1508,7 +1508,7 @@
offset = ~offset;
break;
case FILE_MELONG:
@@ -3381,7 +3197,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1578,7 +1568,7 @@
+@@ -1578,7 +1578,7 @@
offset = ~offset;
break;
case FILE_LONG:
@@ -3390,7 +3206,15 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
if (off) {
switch (m->in_op & FILE_OPS_MASK) {
-@@ -1644,23 +1634,20 @@
+@@ -1637,30 +1637,27 @@
+ if ((ms->flags & MAGIC_DEBUG) != 0)
+ fprintf(stderr, "indirect +offs=%u\n", offset);
+ }
+- if (mcopy(ms, p, m->type, 0, s, offset, nbytes, count) == -1)
++ if (mcopy(ms, p, m->type, 0, s, offset, nbytes, m) == -1)
+ return -1;
+ ms->offset = offset;
+
if ((ms->flags & MAGIC_DEBUG) != 0) {
mdebug(offset, (char *)(void *)p,
sizeof(union VALUETYPE));
@@ -3416,7 +3240,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
break;
-@@ -1679,38 +1666,40 @@
+@@ -1679,38 +1676,40 @@
case FILE_FLOAT:
case FILE_BEFLOAT:
case FILE_LEFLOAT:
@@ -3463,7 +3287,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
if ((ms->flags & MAGIC_DEBUG) != 0)
fprintf(stderr, "indirect @offs=%u[%d]\n", offset, rv);
rbuf = ms->o.buf;
-@@ -1718,16 +1707,26 @@
+@@ -1718,16 +1717,26 @@
ms->offset = soffset;
if (rv == 1) {
if ((ms->flags & (MAGIC_MIME|MAGIC_APPLE)) == 0 &&
@@ -3494,7 +3318,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
return 0;
sbuf = m->value.s;
if (*sbuf == '^') {
-@@ -1837,6 +1836,42 @@
+@@ -1837,6 +1846,42 @@
return file_strncmp(a, b, len, flags);
}
@@ -3537,7 +3361,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
private int
magiccheck(struct magic_set *ms, struct magic *m)
{
-@@ -1996,69 +2031,157 @@
+@@ -1996,69 +2041,157 @@
break;
}
case FILE_REGEX: {
@@ -3608,7 +3432,7 @@ diff -u libmagic.orig/softmagic.c libmagic/softmagic.c
+ zval *retval;
+ zval *subpats;
+ char *haystack;
-+
++
+ MAKE_STD_ZVAL(retval);
+ ALLOC_INIT_ZVAL(subpats);
+