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syscalls: mprotect

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Matheus
2024-08-21 21:34:26 -03:00
parent dd75dc2d87
commit ad6fb43623
4 changed files with 57 additions and 8 deletions
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patches/mlibc/jinx-working-patch.patch
+10 -4
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@@ -207,10 +207,10 @@ index 0000000..e5b087a
+
diff --git mlibc-workdir/sysdeps/astral/generic/generic.cpp mlibc-workdir/sysdeps/astral/generic/generic.cpp
new file mode 100644
index 0000000..cfb7dfd
index 0000000..e58c9ac
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/generic/generic.cpp
@@ -0,0 +1,970 @@
@@ -0,0 +1,975 @@
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <mlibc/all-sysdeps.hpp>
@@ -279,6 +279,11 @@ index 0000000..cfb7dfd
+ return 0;
+ }
+
+ int sys_vm_protect(void *pointer, size_t size, int prot) {
+ long ret;
+ return syscall(SYSCALL_MPROTECT, &ret, (uint64_t)pointer, size, prot);
+ }
+
+ int sys_setuid(uid_t id) {
+ return sys_setresuid(id, -1, -1);
+ }
@@ -1200,10 +1205,10 @@ index 0000000..990eca0
+#endif
diff --git mlibc-workdir/sysdeps/astral/include/astral/syscall.h mlibc-workdir/sysdeps/astral/include/astral/syscall.h
new file mode 100644
index 0000000..6db5755
index 0000000..4d30885
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/include/astral/syscall.h
@@ -0,0 +1,106 @@
@@ -0,0 +1,107 @@
+#ifndef _SYSCALL_H_INCLUDE
+#define _SYSCALL_H_INCLUDE
+
@@ -1290,6 +1295,7 @@ index 0000000..6db5755
+#define SYSCALL_GETRESGID 80
+#define SYSCALL_SETRESUID 81
+#define SYSCALL_SETRESGID 82
+#define SYSCALL_MPROTECT 83
+
+#include <stddef.h>
+#include <stdint.h>