Author: kib
Date: Fri Jan  7 14:22:34 2011
New Revision: 217097
URL: http://svn.freebsd.org/changeset/base/217097

Log:
  Add AT_STACKPROT elf aux vector. Will be used to inform rtld about the
  initial stack protection set by the kernel image activator.

Modified:
  head/sys/amd64/include/elf.h
  head/sys/arm/include/elf.h
  head/sys/i386/include/elf.h
  head/sys/ia64/include/elf.h
  head/sys/mips/include/elf.h
  head/sys/powerpc/include/elf.h
  head/sys/sparc64/include/elf.h
  head/sys/sun4v/include/elf.h

Modified: head/sys/amd64/include/elf.h
==============================================================================
--- head/sys/amd64/include/elf.h        Fri Jan  7 14:17:29 2011        
(r217096)
+++ head/sys/amd64/include/elf.h        Fri Jan  7 14:22:34 2011        
(r217097)
@@ -94,8 +94,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        19      /* Number of CPUs. */
 #define        AT_PAGESIZES    20      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 21      /* Number of pagesizes. */
+#define        AT_STACKPROT    23      /* Initial stack protection. */
 
-#define        AT_COUNT        22      /* Count of defined aux entry types. */
+#define        AT_COUNT        24      /* Count of defined aux entry types. */
 
 /*
  * Relocation types.

Modified: head/sys/arm/include/elf.h
==============================================================================
--- head/sys/arm/include/elf.h  Fri Jan  7 14:17:29 2011        (r217096)
+++ head/sys/arm/include/elf.h  Fri Jan  7 14:22:34 2011        (r217097)
@@ -82,8 +82,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        19      /* Number of CPUs. */
 #define        AT_PAGESIZES    20      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 21      /* Number of pagesizes. */
+#define        AT_STACKPROT    23      /* Initial stack protection. */
 
-#define AT_COUNT        22      /* Count of defined aux entry types. */
+#define AT_COUNT        24      /* Count of defined aux entry types. */
 
 #define        R_ARM_COUNT             33      /* Count of defined relocation 
types. */
 

Modified: head/sys/i386/include/elf.h
==============================================================================
--- head/sys/i386/include/elf.h Fri Jan  7 14:17:29 2011        (r217096)
+++ head/sys/i386/include/elf.h Fri Jan  7 14:22:34 2011        (r217097)
@@ -96,8 +96,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        19      /* Number of CPUs. */
 #define        AT_PAGESIZES    20      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 21      /* Number of pagesizes. */
+#define        AT_STACKPROT    23      /* Initial stack protection. */
 
-#define        AT_COUNT        22      /* Count of defined aux entry types. */
+#define        AT_COUNT        24      /* Count of defined aux entry types. */
 
 /*
  * Relocation types.

Modified: head/sys/ia64/include/elf.h
==============================================================================
--- head/sys/ia64/include/elf.h Fri Jan  7 14:17:29 2011        (r217096)
+++ head/sys/ia64/include/elf.h Fri Jan  7 14:22:34 2011        (r217097)
@@ -95,8 +95,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        19      /* Number of CPUs. */
 #define        AT_PAGESIZES    20      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 21      /* Number of pagesizes. */
+#define        AT_STACKPROT    23      /* Initial stack protection. */
 
-#define        AT_COUNT        22      /* Count of defined aux entry types. */
+#define        AT_COUNT        24      /* Count of defined aux entry types. */
 
 /*
  * Values for e_flags.

Modified: head/sys/mips/include/elf.h
==============================================================================
--- head/sys/mips/include/elf.h Fri Jan  7 14:17:29 2011        (r217096)
+++ head/sys/mips/include/elf.h Fri Jan  7 14:22:34 2011        (r217097)
@@ -257,8 +257,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        19      /* Number of CPUs. */
 #define        AT_PAGESIZES    20      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 21      /* Number of pagesizes. */
+#define        AT_STACKPROT    23      /* Initial stack protection. */
 
-#define        AT_COUNT        22      /* Count of defined aux entry types. */
+#define        AT_COUNT        24      /* Count of defined aux entry types. */
 
 #define        ET_DYN_LOAD_ADDR 0x0120000
 

Modified: head/sys/powerpc/include/elf.h
==============================================================================
--- head/sys/powerpc/include/elf.h      Fri Jan  7 14:17:29 2011        
(r217096)
+++ head/sys/powerpc/include/elf.h      Fri Jan  7 14:22:34 2011        
(r217097)
@@ -105,8 +105,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        17      /* Number of CPUs. */
 #define        AT_PAGESIZES    18      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 19      /* Number of pagesizes. */
+#define        AT_STACKPROT    21      /* Initial stack protection. */
 
-#define        AT_COUNT        20      /* Count of defined aux entry types. */
+#define        AT_COUNT        22      /* Count of defined aux entry types. */
 
 /*
  * Relocation types.

Modified: head/sys/sparc64/include/elf.h
==============================================================================
--- head/sys/sparc64/include/elf.h      Fri Jan  7 14:17:29 2011        
(r217096)
+++ head/sys/sparc64/include/elf.h      Fri Jan  7 14:22:34 2011        
(r217097)
@@ -90,8 +90,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        19      /* Number of CPUs. */
 #define        AT_PAGESIZES    20      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 21      /* Number of pagesizes. */
+#define        AT_STACKPROT    23      /* Initial stack protection. */
 
-#define        AT_COUNT        22      /* Count of defined aux entry types. */
+#define        AT_COUNT        24      /* Count of defined aux entry types. */
 
 /* Define "machine" characteristics */
 #if __ELF_WORD_SIZE == 32

Modified: head/sys/sun4v/include/elf.h
==============================================================================
--- head/sys/sun4v/include/elf.h        Fri Jan  7 14:17:29 2011        
(r217096)
+++ head/sys/sun4v/include/elf.h        Fri Jan  7 14:22:34 2011        
(r217097)
@@ -90,8 +90,9 @@ __ElfType(Auxinfo);
 #define        AT_NCPUS        19      /* Number of CPUs. */
 #define        AT_PAGESIZES    20      /* Pagesizes. */
 #define        AT_PAGESIZESLEN 21      /* Number of pagesizes. */
+#define        AT_STACKPROT    23      /* Initial stack protection. */
 
-#define        AT_COUNT        22      /* Count of defined aux entry types. */
+#define        AT_COUNT        24      /* Count of defined aux entry types. */
 
 /* Define "machine" characteristics */
 #if __ELF_WORD_SIZE == 32
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