| 1 |
commit: 658b91b7598b97799d18712eee0ae7747e86eb10 |
| 2 |
Author: klondike <klondike <AT> xiscosoft <DOT> es> |
| 3 |
AuthorDate: Wed May 4 21:44:54 2011 +0000 |
| 4 |
Commit: Francisco Blas Izquierdo Riera <klondike <AT> xiscosoft <DOT> es> |
| 5 |
CommitDate: Wed May 4 21:44:54 2011 +0000 |
| 6 |
URL: http://git.overlays.gentoo.org/gitweb/?p=proj/hardened-docs.git;a=commit;h=658b91b7 |
| 7 |
|
| 8 |
updating previews |
| 9 |
|
| 10 |
--- |
| 11 |
html/etdyn.html | 18 +++++++++--------- |
| 12 |
html/gnu-stack.html | 8 ++++---- |
| 13 |
2 files changed, 13 insertions(+), 13 deletions(-) |
| 14 |
|
| 15 |
diff --git a/html/etdyn.html b/html/etdyn.html |
| 16 |
index 99ea501..ca94085 100644 |
| 17 |
--- a/html/etdyn.html |
| 18 |
+++ b/html/etdyn.html |
| 19 |
@@ -11,13 +11,13 @@ |
| 20 |
<link rel="search" type="application/opensearchdescription+xml" href="http://www.gentoo.org/search/archives-gentoo-org.xml" title="Gentoo List Archives"> |
| 21 |
<title>Gentoo Linux Documentation |
| 22 |
-- |
| 23 |
- </title> |
| 24 |
+ ETDYN guide</title> |
| 25 |
</head> |
| 26 |
<body style="margin:0px;" bgcolor="#ffffff"><table width="100%" border="0" cellspacing="0" cellpadding="0"> |
| 27 |
<tr><td valign="top" height="125" bgcolor="#45347b"><a href="http://www.gentoo.org/"><img border="0" src="http://www.gentoo.org/images/gtop-www.jpg" alt="Gentoo Logo"></a></td></tr> |
| 28 |
<tr><td valign="top" align="right" colspan="1" bgcolor="#ffffff"><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr> |
| 29 |
<td width="99%" class="content" valign="top" align="left"> |
| 30 |
-<br><h1></h1> |
| 31 |
+<br><h1>ETDYN guide</h1> |
| 32 |
<form name="contents" action="http://www.gentoo.org"> |
| 33 |
<b>Content</b>: |
| 34 |
<select name="url" size="1" OnChange="location.href=form.url.options[form.url.selectedIndex].value" style="font-family:sans-serif,Arial,Helvetica"><option value="#doc_chap1">1. Introduction</option> |
| 35 |
@@ -100,8 +100,8 @@ |
| 36 |
care about gcrt1.o). It is no coincidence that crt1.o is not linked into |
| 37 |
shared libraries as this object contains (among others) the low-level entry |
| 38 |
point and startup code that invokes the C library startup code which in |
| 39 |
- turn calls main(). |
| 40 |
- <table class="ncontent" width="100%" border="0" cellspacing="0" cellpadding="0"><tr><td bgcolor="#ffbbbb"><p class="note"><b>Warning: </b>Initiating the building of ET_DYN executables on Gentoo does not require us to put -shared in our CFLAGS or LDFLAGS</p></td></tr></table></p> |
| 41 |
+ turn calls main(). </p> |
| 42 |
+<table class="ncontent" width="100%" border="0" cellspacing="0" cellpadding="0"><tr><td bgcolor="#ffbbbb"><p class="note"><b>Warning: </b>Initiating the building of ET_DYN executables on Gentoo does not require us to put -shared in our CFLAGS or LDFLAGS</p></td></tr></table> |
| 43 |
<p>Making crt1.o position independent is easy, we just have to make use of the |
| 44 |
GOT (in keeping with the tradition of the glibc naming convention for the |
| 45 |
position independent version of the extra object files, we will call it |
| 46 |
@@ -133,15 +133,15 @@ |
| 47 |
the other systemwide crt* files are.</p> |
| 48 |
<p class="chaphead"><a name="doc_chap3"></a><span class="chapnum">3. |
| 49 |
</span>ET_DYN ELF executables (The Gentoo Way)</p> |
| 50 |
-<p>On Gentoo this is accomplished by merging <span class="code-input">hardened-gcc</span>: </p> |
| 51 |
+<p>On Gentoo this is accomplished by merging <span class="code" dir="ltr">hardened-gcc</span>: </p> |
| 52 |
<a name="doc_chap3_pre1"></a><table class="ntable" width="100%" cellspacing="0" cellpadding="0" border="0"> |
| 53 |
<tr><td bgcolor="#7a5ada"><p class="codetitle">Code Listing3.1: Emerging hardened-gcc</p></td></tr> |
| 54 |
<tr><td bgcolor="#eeeeff" align="left" dir="ltr"><pre> |
| 55 |
-<span class="code" dir="ltr"># emerge hardened-gcc</span> |
| 56 |
+# <span class="code-input">emerge hardened-gcc</span> |
| 57 |
</pre></td></tr> |
| 58 |
</table> |
| 59 |
-<p><span class="code-input">hardened-gcc</span> is an umbrella package for non-mainstream gcc modifications |
| 60 |
- The <span class="code-input">hardened-gcc</span> packages was initially created by Alexander Gabert |
| 61 |
+<p><span class="code" dir="ltr">hardened-gcc</span> is an umbrella package for non-mainstream gcc modifications |
| 62 |
+ The <span class="code" dir="ltr">hardened-gcc</span> packages was initially created by Alexander Gabert |
| 63 |
for this special purpose we are serving here: rolling out the etdyn |
| 64 |
specs file and interp.o together with the position independent |
| 65 |
crt1S.o. But this package is not limited to that purpose. |
| 66 |
@@ -163,7 +163,7 @@ |
| 67 |
<a name="doc_chap3_pre2"></a><table class="ntable" width="100%" cellspacing="0" cellpadding="0" border="0"> |
| 68 |
<tr><td bgcolor="#7a5ada"><p class="codetitle">Code Listing3.2: Example files</p></td></tr> |
| 69 |
<tr><td bgcolor="#eeeeff" align="left" dir="ltr"><pre> |
| 70 |
-<span class="code" dir="ltr"># file /sbin/chpax</span> |
| 71 |
+# <span class="code-input">file /sbin/chpax</span> |
| 72 |
/sbin/chpax: ELF 32-bit LSB shared object, Intel 80386, version 1 \ |
| 73 |
(GNU/Linux), stripped |
| 74 |
/sbin/chpax: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), for \ |
| 75 |
|
| 76 |
diff --git a/html/gnu-stack.html b/html/gnu-stack.html |
| 77 |
index fd6caf0..d784de3 100644 |
| 78 |
--- a/html/gnu-stack.html |
| 79 |
+++ b/html/gnu-stack.html |
| 80 |
@@ -339,7 +339,7 @@ If no one can seem to answer your question, give me a poke either on irc |
| 81 |
<td class="infohead"><b>Arch</b></td> <td class="infohead"><b>Status</b></td> |
| 82 |
</tr> |
| 83 |
<tr> |
| 84 |
-<td class="tableinfo">alpha</td> <td class="tableinfo">gcc generates proper .note.GNU-stack, but final link results in exec stack</td> |
| 85 |
+<td class="tableinfo">alpha</td> <td class="tableinfo">fully supported (gcc-4.4.x/glibc-2.11)</td> |
| 86 |
</tr> |
| 87 |
<tr> |
| 88 |
<td class="tableinfo">amd64</td> <td class="tableinfo">fully supported</td> |
| 89 |
@@ -363,10 +363,10 @@ If no one can seem to answer your question, give me a poke either on irc |
| 90 |
<td class="tableinfo">mips</td> <td class="tableinfo">gcc-3.4.x does not generate .note.GNU-stack</td> |
| 91 |
</tr> |
| 92 |
<tr> |
| 93 |
-<td class="tableinfo">ppc</td> <td class="tableinfo">gcc generates proper .note.GNU-stack, but final link results in exec stack</td> |
| 94 |
+<td class="tableinfo">ppc</td> <td class="tableinfo">fully supported (gcc-4.4.x/glibc-2.11)</td> |
| 95 |
</tr> |
| 96 |
<tr> |
| 97 |
-<td class="tableinfo">ppc64</td> <td class="tableinfo">gcc generates proper .note.GNU-stack, but final link results in exec stack</td> |
| 98 |
+<td class="tableinfo">ppc64</td> <td class="tableinfo">fully supported (gcc-4.4.x/glibc-2.11)</td> |
| 99 |
</tr> |
| 100 |
<tr> |
| 101 |
<td class="tableinfo">s390</td> <td class="tableinfo">fully supported</td> |
| 102 |
@@ -397,7 +397,7 @@ If no one can seem to answer your question, give me a poke either on irc |
| 103 |
</td> |
| 104 |
<td width="1%" bgcolor="#dddaec" valign="top"><table border="0" cellspacing="4px" cellpadding="4px"> |
| 105 |
<tr><td class="topsep" align="center"><p class="altmenu"><a title="View a printer-friendly version" class="altlink" href="gnu-stack.xml?style=printable">Print</a></p></td></tr> |
| 106 |
-<tr><td class="topsep" align="center"><p class="alttext">Updated November 27, 2010</p></td></tr> |
| 107 |
+<tr><td class="topsep" align="center"><p class="alttext">Updated March 17, 2011</p></td></tr> |
| 108 |
<tr><td class="topsep" align="left"><p class="alttext"><b>Summary: </b>Handbook for proper GNU Stack management in ELF systems</p></td></tr> |
| 109 |
<tr><td align="left" class="topsep"><p class="alttext"> |
| 110 |
<a href="mailto:vapier@g.o" class="altlink"><b>Mike Frysinger</b></a> |
Archives
