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wip: cleanup guard.c printfs

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This commit is contained in:
Matthew LeVan 2024-01-24 10:18:02 -05:00
parent 0b86332659
commit a28137d472
1 changed files with 6 additions and 13 deletions
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19
rust/ares_guard/c-src/guard.c
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@ -58,14 +58,14 @@ guard_err _focus_guard()
return guard_spent;
}
fprintf(stderr, "guard: installed guard page at %p\r\n", (void *) guard_p);
return guard_sound;
}
guard_err _slash_guard(void *si_addr) {
fprintf(stderr, "guard: slash at %p\r\n", si_addr);
fprintf(stderr, "guard: guard at %p\r\n", (void *) guard_p);
if (si_addr >= (void *)guard_p && si_addr < (void *)guard_p + GD_PAGESIZE) {
fprintf(stderr, "guard: slash in guard\r\n");
return _focus_guard();
}
@ -103,7 +103,7 @@ guard_err _register_handler() {
return guard_weird;
}
fprintf(stderr, "guard: registered handler\r\n");
// fprintf(stderr, "guard: registered handler\r\n");
return guard_sound;
}
@ -118,15 +118,10 @@ guard_err guard(
stack = (uint64_t**) stack_pp;
alloc = (uint64_t**) alloc_pp;
fprintf(stderr, "guard: f pointer at %p\r\n", (void *) f);
fprintf(stderr, "guard: stack at %p\r\n", (void *) stack);
fprintf(stderr, "guard: alloc at %p\r\n", (void *) alloc);
fprintf(stderr, "guard: stack pointer at %p\r\n", (void *) *stack);
fprintf(stderr, "guard: alloc pointer at %p\r\n", (void *) *alloc);
fprintf(stderr, "guard: ret pointer at %p\r\n", (void *) ret);
if (guard_p == 0) {
fprintf(stderr, "guard: installing guard page\r\n");
guard_err install_err = _focus_guard();
if (install_err != guard_sound) {
fprintf(stderr, "guard: failed to install guard page\r\n");
@ -153,15 +148,13 @@ guard_err guard(
}
}
fprintf(stderr, "guard: assigning *ret to %p\r\n", result);
*(void **)ret = result;
fprintf(stderr, "guard: assigned *ret to %p\r\n", *ret);
if (mprotect(guard_p, GD_PAGESIZE, PROT_READ | PROT_WRITE) == -1) {
err = guard_armor;
goto fail;
}
fprintf(stderr, "guard: uninstalled guard page\r\n");
fprintf(stderr, "guard: sound; uninstalled guard page\r\n");
return guard_sound;
@ -169,7 +162,7 @@ fail:
if (mprotect(guard_p, GD_PAGESIZE, PROT_READ | PROT_WRITE) == -1) {
fprintf(stderr, "guard: failed to uninstall guard page\r\n");
}
fprintf(stderr, "guard: uninstalled guard page\r\n");
fprintf(stderr, "guard: fail; uninstalled guard page\r\n");
switch (err) {
case guard_armor:
fprintf(stderr, "guard: armor error\r\n");