Signed-off-by: Mark Wielaard <m...@redhat.com>
---
libelf/ChangeLog | 5 +++++
libelf/elf.h | 25 +++++++++++++++++++++++++
2 files changed, 30 insertions(+)
diff --git a/libelf/ChangeLog b/libelf/ChangeLog
index d8651d7..12dbe0a 100644
--- a/libelf/ChangeLog
+++ b/libelf/ChangeLog
@@ -1,3 +1,8 @@
+2015-10-14 Mark Wielaard <m...@redhat.com>
+
+ * elf.h: Update from glibc. Add section compression constants and
+ structures.
+
2015-10-09 Josh Stone <jist...@redhat.com>
* libelf.h: Replace loff_t with int64_t throughout.
diff --git a/libelf/elf.h b/libelf/elf.h
index 39bafc2..12feb91 100644
--- a/libelf/elf.h
+++ b/libelf/elf.h
@@ -367,6 +367,7 @@ typedef struct
required */
#define SHF_GROUP (1 << 9) /* Section is member of a group. */
#define SHF_TLS (1 << 10) /* Section hold thread-local
data. */
+#define SHF_COMPRESSED (1 << 11) /* Section with compressed data. */
#define SHF_MASKOS 0x0ff00000 /* OS-specific. */
#define SHF_MASKPROC 0xf0000000 /* Processor-specific */
#define SHF_ORDERED (1 << 30) /* Special ordering requirement
@@ -374,6 +375,30 @@ typedef struct
#define SHF_EXCLUDE (1U << 31) /* Section is excluded unless
referenced or allocated (Solaris).*/
+/* Section compression header. Used when SHF_COMPRESSED is set. */
+
+typedef struct
+{
+ Elf32_Word ch_type; /* Compression format. */
+ Elf32_Word ch_size; /* Uncompressed data size. */
+ Elf32_Word ch_addralign; /* Uncompressed data alignment. */
+} Elf32_Chdr;
+
+typedef struct
+{
+ Elf64_Word ch_type; /* Compression format. */
+ Elf64_Word ch_reserved;
+ Elf64_Xword ch_size; /* Uncompressed data size. */
+ Elf64_Xword ch_addralign; /* Uncompressed data alignment. */
+} Elf64_Chdr;
+
+/* Legal values for ch_type (compression algorithm). */
+#define ELFCOMPRESS_ZLIB 1 /* ZLIB/DEFLATE algorithm. */
+#define ELFCOMPRESS_LOOS 0x60000000 /* Start of OS-specific. */
+#define ELFCOMPRESS_HIOS 0x6fffffff /* End of OS-specific. */
+#define ELFCOMPRESS_LOPROC 0x70000000 /* Start of processor-specific. */
+#define ELFCOMPRESS_HIPROC 0x7fffffff /* End of processor-specific. */
+
/* Section group handling. */
#define GRP_COMDAT 0x1 /* Mark group as COMDAT. */
--
1.8.3.1
