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Rewrite Linux pledge() code so it can be a payload

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It's now possible to build our pledge() polyfill as a dynamic shared
object that can be injected into a glibc executable using LD_PRELOAD
This commit is contained in:
Justine Tunney 2022-08-08 11:41:08 -07:00
parent 7bd4179b9b
commit 0277d7d6e9
37 changed files with 1980 additions and 1600 deletions
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2
test/libc/calls/unveil_test.c
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@ -373,7 +373,7 @@ TEST(unveil, usedTwice_forbidden_worksWithPledge) {
ASSERT_NE(-1, wait(&ws));
ASSERT_TRUE(*gotsome);
ASSERT_TRUE(WIFSIGNALED(ws));
ASSERT_EQ(IsOpenbsd() ? SIGABRT : SIGSYS, WTERMSIG(ws));
ASSERT_EQ(SIGABRT, WTERMSIG(ws));
EXPECT_SYS(0, 0, munmap(gotsome, FRAMESIZE));
}