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-rw-r--r--libctf/ChangeLog13
-rw-r--r--libctf/Makefile.am2
-rw-r--r--libctf/Makefile.in40
-rw-r--r--libctf/ctf-impl.h5
-rw-r--r--libctf/ctf-sha1.c50
-rw-r--r--libctf/ctf-sha1.h41
6 files changed, 139 insertions, 12 deletions
diff --git a/libctf/ChangeLog b/libctf/ChangeLog
index 0210b45..66e1552 100644
--- a/libctf/ChangeLog
+++ b/libctf/ChangeLog
@@ -1,5 +1,18 @@
2020-07-22 Nick Alcock <nick.alcock@oracle.com>
+ * ctf-sha1.h: New, inline wrappers around sha1_init_ctx and
+ sha1_process_bytes.
+ * ctf-impl.h: Include it.
+ (ctf_sha1_init): New.
+ (ctf_sha1_add): Likewise.
+ (ctf_sha1_fini): Likewise.
+ * ctf-sha1.c: New, non-inline wrapper around sha1_finish_ctx
+ producing strings.
+ * Makefile.am: Add file.
+ * Makefile.in: Regenerate.
+
+2020-07-22 Nick Alcock <nick.alcock@oracle.com>
+
* libctf.ver (ctf_link_set_variable_filter): Add.
* ctf-impl.h (ctf_file_t) <ctf_link_variable_filter>: New.
<ctf_link_variable_filter_arg>: Likewise.
diff --git a/libctf/Makefile.am b/libctf/Makefile.am
index de27cf8..8f5ea6b 100644
--- a/libctf/Makefile.am
+++ b/libctf/Makefile.am
@@ -44,7 +44,7 @@ libctf_nobfd_la_LDFLAGS = -version-info 0:0:0 @SHARED_LDFLAGS@ @VERSION_FLAGS@
libctf_nobfd_la_CPPFLAGS = $(AM_CPPFLAGS) -DNOBFD=1
libctf_nobfd_la_SOURCES = ctf-archive.c ctf-dump.c ctf-create.c ctf-decl.c ctf-error.c \
ctf-hash.c ctf-labels.c ctf-link.c ctf-lookup.c ctf-open.c \
- ctf-string.c ctf-subr.c ctf-types.c ctf-util.c
+ ctf-sha1.c ctf-string.c ctf-subr.c ctf-types.c ctf-util.c
if NEED_CTF_QSORT_R
libctf_nobfd_la_SOURCES += ctf-qsort_r.c
endif
diff --git a/libctf/Makefile.in b/libctf/Makefile.in
index 3b7feea..328edcd 100644
--- a/libctf/Makefile.in
+++ b/libctf/Makefile.in
@@ -165,17 +165,18 @@ am__DEPENDENCIES_1 =
libctf_nobfd_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
am__libctf_nobfd_la_SOURCES_DIST = ctf-archive.c ctf-dump.c \
ctf-create.c ctf-decl.c ctf-error.c ctf-hash.c ctf-labels.c \
- ctf-link.c ctf-lookup.c ctf-open.c ctf-string.c ctf-subr.c \
- ctf-types.c ctf-util.c ctf-qsort_r.c
+ ctf-link.c ctf-lookup.c ctf-open.c ctf-sha1.c ctf-string.c \
+ ctf-subr.c ctf-types.c ctf-util.c ctf-qsort_r.c
@NEED_CTF_QSORT_R_TRUE@am__objects_1 = libctf_nobfd_la-ctf-qsort_r.lo
am_libctf_nobfd_la_OBJECTS = libctf_nobfd_la-ctf-archive.lo \
libctf_nobfd_la-ctf-dump.lo libctf_nobfd_la-ctf-create.lo \
libctf_nobfd_la-ctf-decl.lo libctf_nobfd_la-ctf-error.lo \
libctf_nobfd_la-ctf-hash.lo libctf_nobfd_la-ctf-labels.lo \
libctf_nobfd_la-ctf-link.lo libctf_nobfd_la-ctf-lookup.lo \
- libctf_nobfd_la-ctf-open.lo libctf_nobfd_la-ctf-string.lo \
- libctf_nobfd_la-ctf-subr.lo libctf_nobfd_la-ctf-types.lo \
- libctf_nobfd_la-ctf-util.lo $(am__objects_1)
+ libctf_nobfd_la-ctf-open.lo libctf_nobfd_la-ctf-sha1.lo \
+ libctf_nobfd_la-ctf-string.lo libctf_nobfd_la-ctf-subr.lo \
+ libctf_nobfd_la-ctf-types.lo libctf_nobfd_la-ctf-util.lo \
+ $(am__objects_1)
libctf_nobfd_la_OBJECTS = $(am_libctf_nobfd_la_OBJECTS)
AM_V_lt = $(am__v_lt_@AM_V@)
am__v_lt_ = $(am__v_lt_@AM_DEFAULT_V@)
@@ -190,16 +191,17 @@ libctf_nobfd_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC \
am__DEPENDENCIES_2 = $(am__DEPENDENCIES_1)
am__libctf_la_SOURCES_DIST = ctf-archive.c ctf-dump.c ctf-create.c \
ctf-decl.c ctf-error.c ctf-hash.c ctf-labels.c ctf-link.c \
- ctf-lookup.c ctf-open.c ctf-string.c ctf-subr.c ctf-types.c \
- ctf-util.c ctf-qsort_r.c ctf-open-bfd.c
+ ctf-lookup.c ctf-open.c ctf-sha1.c ctf-string.c ctf-subr.c \
+ ctf-types.c ctf-util.c ctf-qsort_r.c ctf-open-bfd.c
@NEED_CTF_QSORT_R_TRUE@am__objects_2 = libctf_la-ctf-qsort_r.lo
am__objects_3 = libctf_la-ctf-archive.lo libctf_la-ctf-dump.lo \
libctf_la-ctf-create.lo libctf_la-ctf-decl.lo \
libctf_la-ctf-error.lo libctf_la-ctf-hash.lo \
libctf_la-ctf-labels.lo libctf_la-ctf-link.lo \
libctf_la-ctf-lookup.lo libctf_la-ctf-open.lo \
- libctf_la-ctf-string.lo libctf_la-ctf-subr.lo \
- libctf_la-ctf-types.lo libctf_la-ctf-util.lo $(am__objects_2)
+ libctf_la-ctf-sha1.lo libctf_la-ctf-string.lo \
+ libctf_la-ctf-subr.lo libctf_la-ctf-types.lo \
+ libctf_la-ctf-util.lo $(am__objects_2)
am_libctf_la_OBJECTS = $(am__objects_3) libctf_la-ctf-open-bfd.lo
libctf_la_OBJECTS = $(am_libctf_la_OBJECTS)
libctf_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
@@ -455,8 +457,8 @@ libctf_nobfd_la_LDFLAGS = -version-info 0:0:0 @SHARED_LDFLAGS@ @VERSION_FLAGS@
libctf_nobfd_la_CPPFLAGS = $(AM_CPPFLAGS) -DNOBFD=1
libctf_nobfd_la_SOURCES = ctf-archive.c ctf-dump.c ctf-create.c \
ctf-decl.c ctf-error.c ctf-hash.c ctf-labels.c ctf-link.c \
- ctf-lookup.c ctf-open.c ctf-string.c ctf-subr.c ctf-types.c \
- ctf-util.c $(am__append_1)
+ ctf-lookup.c ctf-open.c ctf-sha1.c ctf-string.c ctf-subr.c \
+ ctf-types.c ctf-util.c $(am__append_1)
libctf_la_LIBADD = @BFD_LIBADD@ $(libctf_nobfd_la_LIBADD)
libctf_la_CPPFLAGS = $(AM_CPPFLAGS) -DNOBFD=0
libctf_la_DEPENDENCIES = @BFD_DEPENDENCIES@
@@ -587,6 +589,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_la-ctf-open-bfd.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_la-ctf-open.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_la-ctf-qsort_r.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_la-ctf-sha1.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_la-ctf-string.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_la-ctf-subr.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_la-ctf-types.Plo@am__quote@
@@ -602,6 +605,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_nobfd_la-ctf-lookup.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_nobfd_la-ctf-open.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_nobfd_la-ctf-qsort_r.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_nobfd_la-ctf-sha1.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_nobfd_la-ctf-string.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_nobfd_la-ctf-subr.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libctf_nobfd_la-ctf-types.Plo@am__quote@
@@ -698,6 +702,13 @@ libctf_nobfd_la-ctf-open.lo: ctf-open.c
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
@am__fastdepCC_FALSE@ $(AM_V_CC@am__nodep@)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_nobfd_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o libctf_nobfd_la-ctf-open.lo `test -f 'ctf-open.c' || echo '$(srcdir)/'`ctf-open.c
+libctf_nobfd_la-ctf-sha1.lo: ctf-sha1.c
+@am__fastdepCC_TRUE@ $(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_nobfd_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT libctf_nobfd_la-ctf-sha1.lo -MD -MP -MF $(DEPDIR)/libctf_nobfd_la-ctf-sha1.Tpo -c -o libctf_nobfd_la-ctf-sha1.lo `test -f 'ctf-sha1.c' || echo '$(srcdir)/'`ctf-sha1.c
+@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/libctf_nobfd_la-ctf-sha1.Tpo $(DEPDIR)/libctf_nobfd_la-ctf-sha1.Plo
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ $(AM_V_CC)source='ctf-sha1.c' object='libctf_nobfd_la-ctf-sha1.lo' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@ $(AM_V_CC@am__nodep@)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_nobfd_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o libctf_nobfd_la-ctf-sha1.lo `test -f 'ctf-sha1.c' || echo '$(srcdir)/'`ctf-sha1.c
+
libctf_nobfd_la-ctf-string.lo: ctf-string.c
@am__fastdepCC_TRUE@ $(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_nobfd_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT libctf_nobfd_la-ctf-string.lo -MD -MP -MF $(DEPDIR)/libctf_nobfd_la-ctf-string.Tpo -c -o libctf_nobfd_la-ctf-string.lo `test -f 'ctf-string.c' || echo '$(srcdir)/'`ctf-string.c
@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/libctf_nobfd_la-ctf-string.Tpo $(DEPDIR)/libctf_nobfd_la-ctf-string.Plo
@@ -803,6 +814,13 @@ libctf_la-ctf-open.lo: ctf-open.c
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
@am__fastdepCC_FALSE@ $(AM_V_CC@am__nodep@)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o libctf_la-ctf-open.lo `test -f 'ctf-open.c' || echo '$(srcdir)/'`ctf-open.c
+libctf_la-ctf-sha1.lo: ctf-sha1.c
+@am__fastdepCC_TRUE@ $(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT libctf_la-ctf-sha1.lo -MD -MP -MF $(DEPDIR)/libctf_la-ctf-sha1.Tpo -c -o libctf_la-ctf-sha1.lo `test -f 'ctf-sha1.c' || echo '$(srcdir)/'`ctf-sha1.c
+@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/libctf_la-ctf-sha1.Tpo $(DEPDIR)/libctf_la-ctf-sha1.Plo
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ $(AM_V_CC)source='ctf-sha1.c' object='libctf_la-ctf-sha1.lo' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@ $(AM_V_CC@am__nodep@)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o libctf_la-ctf-sha1.lo `test -f 'ctf-sha1.c' || echo '$(srcdir)/'`ctf-sha1.c
+
libctf_la-ctf-string.lo: ctf-string.c
@am__fastdepCC_TRUE@ $(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libctf_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT libctf_la-ctf-string.lo -MD -MP -MF $(DEPDIR)/libctf_la-ctf-string.Tpo -c -o libctf_la-ctf-string.lo `test -f 'ctf-string.c' || echo '$(srcdir)/'`ctf-string.c
@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/libctf_la-ctf-string.Tpo $(DEPDIR)/libctf_la-ctf-string.Plo
diff --git a/libctf/ctf-impl.h b/libctf/ctf-impl.h
index 7f47c68..9c5f7ba 100644
--- a/libctf/ctf-impl.h
+++ b/libctf/ctf-impl.h
@@ -25,6 +25,7 @@
#include <sys/param.h>
#include "ctf-decls.h"
#include <ctf-api.h>
+#include "ctf-sha1.h"
#include <sys/types.h>
#include <stdlib.h>
#include <stdarg.h>
@@ -499,6 +500,10 @@ extern int ctf_dynset_exists (ctf_dynset_t *, const void *key,
extern int ctf_dynset_next (ctf_dynset_t *, ctf_next_t **, void **key);
extern void *ctf_dynset_lookup_any (ctf_dynset_t *);
+extern void ctf_sha1_init (ctf_sha1_t *);
+extern void ctf_sha1_add (ctf_sha1_t *, const void *, size_t);
+extern char *ctf_sha1_fini (ctf_sha1_t *, char *);
+
#define ctf_list_prev(elem) ((void *)(((ctf_list_t *)(elem))->l_prev))
#define ctf_list_next(elem) ((void *)(((ctf_list_t *)(elem))->l_next))
diff --git a/libctf/ctf-sha1.c b/libctf/ctf-sha1.c
new file mode 100644
index 0000000..47e6655
--- /dev/null
+++ b/libctf/ctf-sha1.c
@@ -0,0 +1,50 @@
+/* SHA-1 thunks.
+ Copyright (C) 2019 Free Software Foundation, Inc.
+
+ This file is part of libctf.
+
+ libctf is free software; you can redistribute it and/or modify it under
+ the terms of the GNU General Public License as published by the Free
+ Software Foundation; either version 3, or (at your option) any later
+ version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; see the file COPYING. If not see
+ <http://www.gnu.org/licenses/>. */
+
+#include <ctf-impl.h>
+#include <ctf-sha1.h>
+
+static const char hex[] = "0123456789abcdef";
+
+char *
+ctf_sha1_fini (ctf_sha1_t *sha1, char *buf)
+{
+ size_t i;
+
+ /* Alignment suitable for a uint32_t. */
+ union
+ {
+ uint32_t align;
+ unsigned char digest[((CTF_SHA1_SIZE - 1) / 2) + 1];
+ } align;
+
+ sha1_finish_ctx (sha1, align.digest);
+
+ if (!buf)
+ return NULL;
+
+ buf[CTF_SHA1_SIZE - 1] = '\0';
+
+ for (i = 0; i < (CTF_SHA1_SIZE - 1) / 2; i++)
+ {
+ buf[2 * i] = hex[align.digest[i] >> 4];
+ buf[2 * i + 1] = hex[align.digest[i] & 0xf];
+ }
+ return buf;
+}
diff --git a/libctf/ctf-sha1.h b/libctf/ctf-sha1.h
new file mode 100644
index 0000000..b9e0c9e
--- /dev/null
+++ b/libctf/ctf-sha1.h
@@ -0,0 +1,41 @@
+/* SHA-1 thunks.
+ Copyright (C) 2019 Free Software Foundation, Inc.
+
+ This file is part of libctf.
+
+ libctf is free software; you can redistribute it and/or modify it under
+ the terms of the GNU General Public License as published by the Free
+ Software Foundation; either version 3, or (at your option) any later
+ version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; see the file COPYING. If not see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _CTF_SHA1_H
+#define _CTF_SHA1_H
+
+#include "config.h"
+#include "sha1.h"
+
+#define CTF_SHA1_SIZE 41
+
+typedef struct sha1_ctx ctf_sha1_t;
+
+static inline void
+ctf_sha1_init (ctf_sha1_t *sha1)
+{
+ sha1_init_ctx (sha1);
+}
+
+static inline void
+ctf_sha1_add (ctf_sha1_t *sha1, const void *buf, size_t len)
+{
+ sha1_process_bytes (buf, len, sha1);
+}
+#endif