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* [glibc/arm/morello/main] cheri: nptl: Check user provided stack for PCS constraints
@ 2022-11-23 14:49 Szabolcs Nagy
0 siblings, 0 replies; 4+ messages in thread
From: Szabolcs Nagy @ 2022-11-23 14:49 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=5e606fb79cbf9b701f50d0dde041d19ce0b423eb
commit 5e606fb79cbf9b701f50d0dde041d19ce0b423eb
Author: Carlos Eduardo Seo <carlos.seo@arm.com>
Date: Thu Mar 17 20:51:32 2022 -0300
cheri: nptl: Check user provided stack for PCS constraints
In pthread_attr_setstack fail with EINVAL if the input stack does not
meet the PCS constraints.
Diff:
---
nptl/pthread_attr_setstack.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/nptl/pthread_attr_setstack.c b/nptl/pthread_attr_setstack.c
index e08b167df6..a0338c2752 100644
--- a/nptl/pthread_attr_setstack.c
+++ b/nptl/pthread_attr_setstack.c
@@ -19,7 +19,9 @@
#include <limits.h>
#include "pthreadP.h"
#include <shlib-compat.h>
-
+#ifdef __CHERI_PURE_CAPABILITY__
+# include <cheri_perms.h>
+#endif
#ifndef NEW_VERNUM
# define NEW_VERNUM GLIBC_2_3_3
@@ -43,6 +45,11 @@ __pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
EXTRA_PARAM_CHECKS;
#endif
+#ifdef __CHERI_PURE_CAPABILITY__
+ if (!STACK_CAP_CHECK (stackaddr, stacksize))
+ return EINVAL;
+#endif
+
iattr->stacksize = stacksize;
#if _STACK_GROWS_DOWN
iattr->stackaddr = (char *) stackaddr + stacksize;
^ permalink raw reply [flat|nested] 4+ messages in thread
* [glibc/arm/morello/main] cheri: nptl: Check user provided stack for PCS constraints
@ 2022-10-27 13:59 Szabolcs Nagy
0 siblings, 0 replies; 4+ messages in thread
From: Szabolcs Nagy @ 2022-10-27 13:59 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=c6827cd8b558a4fa191ad285bde4a17efdd758db
commit c6827cd8b558a4fa191ad285bde4a17efdd758db
Author: Carlos Eduardo Seo <carlos.seo@arm.com>
Date: Thu Mar 17 20:51:32 2022 -0300
cheri: nptl: Check user provided stack for PCS constraints
In pthread_attr_setstack fail with EINVAL if the input stack does not
meet the PCS constraints.
Diff:
---
nptl/pthread_attr_setstack.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/nptl/pthread_attr_setstack.c b/nptl/pthread_attr_setstack.c
index e08b167df6..a0338c2752 100644
--- a/nptl/pthread_attr_setstack.c
+++ b/nptl/pthread_attr_setstack.c
@@ -19,7 +19,9 @@
#include <limits.h>
#include "pthreadP.h"
#include <shlib-compat.h>
-
+#ifdef __CHERI_PURE_CAPABILITY__
+# include <cheri_perms.h>
+#endif
#ifndef NEW_VERNUM
# define NEW_VERNUM GLIBC_2_3_3
@@ -43,6 +45,11 @@ __pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
EXTRA_PARAM_CHECKS;
#endif
+#ifdef __CHERI_PURE_CAPABILITY__
+ if (!STACK_CAP_CHECK (stackaddr, stacksize))
+ return EINVAL;
+#endif
+
iattr->stacksize = stacksize;
#if _STACK_GROWS_DOWN
iattr->stackaddr = (char *) stackaddr + stacksize;
^ permalink raw reply [flat|nested] 4+ messages in thread
* [glibc/arm/morello/main] cheri: nptl: Check user provided stack for PCS constraints
@ 2022-10-26 15:21 Szabolcs Nagy
0 siblings, 0 replies; 4+ messages in thread
From: Szabolcs Nagy @ 2022-10-26 15:21 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=aca3967b3fef75c176c44a63dcdc442748d271a7
commit aca3967b3fef75c176c44a63dcdc442748d271a7
Author: Carlos Eduardo Seo <carlos.seo@arm.com>
Date: Thu Mar 17 20:51:32 2022 -0300
cheri: nptl: Check user provided stack for PCS constraints
In pthread_attr_setstack fail with EINVAL if the input stack does not
meet the PCS constraints.
Diff:
---
nptl/pthread_attr_setstack.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/nptl/pthread_attr_setstack.c b/nptl/pthread_attr_setstack.c
index e08b167df6..a0338c2752 100644
--- a/nptl/pthread_attr_setstack.c
+++ b/nptl/pthread_attr_setstack.c
@@ -19,7 +19,9 @@
#include <limits.h>
#include "pthreadP.h"
#include <shlib-compat.h>
-
+#ifdef __CHERI_PURE_CAPABILITY__
+# include <cheri_perms.h>
+#endif
#ifndef NEW_VERNUM
# define NEW_VERNUM GLIBC_2_3_3
@@ -43,6 +45,11 @@ __pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
EXTRA_PARAM_CHECKS;
#endif
+#ifdef __CHERI_PURE_CAPABILITY__
+ if (!STACK_CAP_CHECK (stackaddr, stacksize))
+ return EINVAL;
+#endif
+
iattr->stacksize = stacksize;
#if _STACK_GROWS_DOWN
iattr->stackaddr = (char *) stackaddr + stacksize;
^ permalink raw reply [flat|nested] 4+ messages in thread
* [glibc/arm/morello/main] cheri: nptl: Check user provided stack for PCS constraints
@ 2022-08-05 19:37 Szabolcs Nagy
0 siblings, 0 replies; 4+ messages in thread
From: Szabolcs Nagy @ 2022-08-05 19:37 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=cec148df6f86bd4cd6c2a4e95bca37840bc90d36
commit cec148df6f86bd4cd6c2a4e95bca37840bc90d36
Author: Carlos Eduardo Seo <carlos.seo@arm.com>
Date: Thu Mar 17 20:51:32 2022 -0300
cheri: nptl: Check user provided stack for PCS constraints
In pthread_attr_setstack fail with EINVAL if the input stack does not
meet the PCS constraints.
Diff:
---
nptl/pthread_attr_setstack.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/nptl/pthread_attr_setstack.c b/nptl/pthread_attr_setstack.c
index e08b167df6..a0338c2752 100644
--- a/nptl/pthread_attr_setstack.c
+++ b/nptl/pthread_attr_setstack.c
@@ -19,7 +19,9 @@
#include <limits.h>
#include "pthreadP.h"
#include <shlib-compat.h>
-
+#ifdef __CHERI_PURE_CAPABILITY__
+# include <cheri_perms.h>
+#endif
#ifndef NEW_VERNUM
# define NEW_VERNUM GLIBC_2_3_3
@@ -43,6 +45,11 @@ __pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
EXTRA_PARAM_CHECKS;
#endif
+#ifdef __CHERI_PURE_CAPABILITY__
+ if (!STACK_CAP_CHECK (stackaddr, stacksize))
+ return EINVAL;
+#endif
+
iattr->stacksize = stacksize;
#if _STACK_GROWS_DOWN
iattr->stackaddr = (char *) stackaddr + stacksize;
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2022-11-23 14:49 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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