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Diffstat (limited to 'src/softmagic.c')
-rw-r--r--src/softmagic.c56
1 files changed, 37 insertions, 19 deletions
diff --git a/src/softmagic.c b/src/softmagic.c
index 00d5aac6000f..9a5db9d3e2b3 100644
--- a/src/softmagic.c
+++ b/src/softmagic.c
@@ -32,7 +32,7 @@
#include "file.h"
#ifndef lint
-FILE_RCSID("@(#)$File: softmagic.c,v 1.259 2018/03/11 01:23:52 christos Exp $")
+FILE_RCSID("@(#)$File: softmagic.c,v 1.262 2018/06/22 20:39:50 christos Exp $")
#endif /* lint */
#include "magic.h"
@@ -53,8 +53,7 @@ private int mget(struct magic_set *, struct magic *, const struct buffer *,
private int msetoffset(struct magic_set *, struct magic *, struct buffer *,
const struct buffer *, size_t, unsigned int);
private int magiccheck(struct magic_set *, struct magic *);
-private int32_t mprint(struct magic_set *, struct magic *,
- const struct buffer *);
+private int32_t mprint(struct magic_set *, struct magic *);
private int moffset(struct magic_set *, struct magic *, const struct buffer *,
int32_t *);
private void mdebug(uint32_t, const char *, size_t);
@@ -62,8 +61,7 @@ private int mcopy(struct magic_set *, union VALUETYPE *, int, int,
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 *,
- const struct buffer *, int);
+private int handle_annotation(struct magic_set *, struct magic *, int);
private int cvt_8(union VALUETYPE *, const struct magic *);
private int cvt_16(union VALUETYPE *, const struct magic *);
private int cvt_32(union VALUETYPE *, const struct magic *);
@@ -240,7 +238,7 @@ flush:
goto flush;
}
- if ((e = handle_annotation(ms, m, b, firstline)) != 0) {
+ if ((e = handle_annotation(ms, m, firstline)) != 0) {
*need_separator = 1;
*printed_something = 1;
*returnval = 1;
@@ -258,7 +256,7 @@ flush:
return -1;
}
- if (print && mprint(ms, m, b) == -1)
+ if (print && mprint(ms, m) == -1)
return -1;
switch (moffset(ms, m, &bb, &ms->c.li[cont_level].off)) {
@@ -339,7 +337,7 @@ flush:
} else
ms->c.li[cont_level].got_match = 1;
- if ((e = handle_annotation(ms, m, b, firstline))
+ if ((e = handle_annotation(ms, m, firstline))
!= 0) {
*need_separator = 1;
*printed_something = 1;
@@ -373,7 +371,7 @@ flush:
return -1;
*need_separator = 0;
}
- if (print && mprint(ms, m, b) == -1)
+ if (print && mprint(ms, m) == -1)
return -1;
switch (moffset(ms, m, &bb,
@@ -433,8 +431,11 @@ check_fmt(struct magic_set *ms, const char *fmt)
return rv;
}
-#ifndef HAVE_STRNDUP
-char * strndup(const char *, size_t);
+#if !defined(HAVE_STRNDUP) || defined(__aiws__)
+# ifdef __aiws__
+# define strndup aix_strndup /* aix is broken */
+# endif
+char *strndup(const char *, size_t);
char *
strndup(const char *str, size_t n)
@@ -453,7 +454,7 @@ strndup(const char *str, size_t n)
#endif /* HAVE_STRNDUP */
static int
-varexpand(char *buf, size_t len, const struct buffer *b, const char *str)
+varexpand(struct magic_set *ms, char *buf, size_t len, const char *str)
{
const char *ptr, *sptr, *e, *t, *ee, *et;
size_t l;
@@ -478,7 +479,7 @@ varexpand(char *buf, size_t len, const struct buffer *b, const char *str)
return -1;
switch (*ptr) {
case 'x':
- if (b->st.st_mode & 0111) {
+ if (ms->mode & 0111) {
ptr = t;
l = et - t;
} else {
@@ -508,7 +509,7 @@ varexpand(char *buf, size_t len, const struct buffer *b, const char *str)
private int32_t
-mprint(struct magic_set *ms, struct magic *m, const struct buffer *b)
+mprint(struct magic_set *ms, struct magic *m)
{
uint64_t v;
float vf;
@@ -518,7 +519,7 @@ mprint(struct magic_set *ms, struct magic *m, const struct buffer *b)
const char *desc;
union VALUETYPE *p = &ms->ms_value;
- if (varexpand(ebuf, sizeof(ebuf), b, m->desc) == -1)
+ if (varexpand(ms, ebuf, sizeof(ebuf), m->desc) == -1)
desc = m->desc;
else
desc = ebuf;
@@ -1534,6 +1535,14 @@ mget(struct magic_set *ms, struct magic *m, const struct buffer *b,
case FILE_MELONG:
off = SEXT(sgn,32,ME32(q));
break;
+ case FILE_BEQUAD:
+ off = SEXT(sgn,64,BE64(q));
+ break;
+ case FILE_LEQUAD:
+ off = SEXT(sgn,64,LE64(q));
+ break;
+ default:
+ abort();
}
if ((ms->flags & MAGIC_DEBUG) != 0)
fprintf(stderr, "indirect offs=%jd\n", off);
@@ -1587,8 +1596,18 @@ mget(struct magic_set *ms, struct magic *m, const struct buffer *b,
return 0;
offset = do_ops(m, SEXT(sgn,32,p->l), off);
break;
- default:
+ case FILE_LEQUAD:
+ if (OFFSET_OOB(nbytes, offset, 8))
+ return 0;
+ offset = do_ops(m, SEXT(sgn,64,LE64(p)), off);
+ break;
+ case FILE_BEQUAD:
+ if (OFFSET_OOB(nbytes, offset, 8))
+ return 0;
+ offset = do_ops(m, SEXT(sgn,64,BE64(p)), off);
break;
+ default:
+ abort();
}
if (m->flag & INDIROFFADD) {
@@ -2159,8 +2178,7 @@ magiccheck(struct magic_set *ms, struct magic *m)
}
private int
-handle_annotation(struct magic_set *ms, struct magic *m, const struct buffer *b,
- int firstline)
+handle_annotation(struct magic_set *ms, struct magic *m, int firstline)
{
if ((ms->flags & MAGIC_APPLE) && m->apple[0]) {
if (!firstline && file_printf(ms, "\n- ") == -1)
@@ -2181,7 +2199,7 @@ handle_annotation(struct magic_set *ms, struct magic *m, const struct buffer *b,
const char *p;
if (!firstline && file_printf(ms, "\n- ") == -1)
return -1;
- if (varexpand(buf, sizeof(buf), b, m->mimetype) == -1)
+ if (varexpand(ms, buf, sizeof(buf), m->mimetype) == -1)
p = m->mimetype;
else
p = buf;
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 00:48:08 +0000