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impl-core: require WX flags to destroy an object
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@ -110,7 +110,7 @@ static int registry_destroy(void *object, uint32_t id)
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if (!PW_PERM_IS_R(permissions))
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goto error_no_id;
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if (id == PW_ID_CORE || !PW_PERM_IS_X(permissions))
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if (id == PW_ID_CORE || !PW_PERM_CHECK(permissions, PW_PERM_X|PW_PERM_W))
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goto error_not_allowed;
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pw_log_debug("global %p: destroy global id %d", global, id);
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@ -53,10 +53,11 @@ extern "C" {
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#define PW_PERM_RWX (PW_PERM_R|PW_PERM_W|PW_PERM_X)
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#define PW_PERM_RWXM (PW_PERM_RWX|PW_PERM_M)
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#define PW_PERM_IS_R(p) (((p)&PW_PERM_R) == PW_PERM_R)
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#define PW_PERM_IS_W(p) (((p)&PW_PERM_W) == PW_PERM_W)
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#define PW_PERM_IS_X(p) (((p)&PW_PERM_X) == PW_PERM_X)
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#define PW_PERM_IS_M(p) (((p)&PW_PERM_M) == PW_PERM_M)
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#define PW_PERM_CHECK(p,b) (((p)&(b)) == (b))
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#define PW_PERM_IS_R(p) PW_PERM_CHECK(p, PW_PERM_R)
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#define PW_PERM_IS_W(p) PW_PERM_CHECK(p, PW_PERM_W)
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#define PW_PERM_IS_X(p) PW_PERM_CHECK(p, PW_PERM_X)
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#define PW_PERM_IS_M(p) PW_PERM_CHECK(p, PW_PERM_M)
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#define PW_PERM_ALL PW_PERM_RWXM
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#define PW_PERM_INVALID (uint32_t)(0xffffffff)
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