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feat: add laptop/display brightness modulation

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daniel committed 2026-10-02 12:14:40 +02:00
1 parent ef1e69ae83
commit 7979acc2eb
34 files changed
+1308 -78
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template/sysroot/include/Api/Syscall.hpp
+9 -3
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@@ -298,8 +298,14 @@ namespace montauk::abi {
never part of a session mask, never part of "all", and never
delegated by the compositor to what it launches. */
static constexpr uint64_t CAP_COMPOSITOR = 1ULL << 13;
static constexpr uint64_t CAP_ALL = (1ULL << 14) - 1;
static constexpr uint64_t CAP_STANDARD_SESSION = CAP_POWER_REQUEST | CAP_SUSPEND;
/* Set the backlight of the active display (SYS_DISPLAYBRIGHTNESS).
A seat preference rather than display administration, so every
session holds it; CAP_DISPLAY_ADMIN keeps mode setting. Reading the
level needs nothing. */
static constexpr uint64_t CAP_BRIGHTNESS = 1ULL << 14;
static constexpr uint64_t CAP_ALL = (1ULL << 15) - 1;
static constexpr uint64_t CAP_STANDARD_SESSION =
CAP_POWER_REQUEST | CAP_SUSPEND | CAP_BRIGHTNESS;
static constexpr uint64_t CAP_ADMIN_SESSION =
CAP_STANDARD_SESSION | CAP_PROCESS_ADMIN | CAP_STORAGE_ADMIN |
CAP_RAW_STORAGE | CAP_NETWORK_ADMIN | CAP_SET_TIME | CAP_USER_ADMIN |
@@ -351,7 +357,7 @@ namespace montauk::abi {
deferred delegation, not amplification. */
static constexpr uint64_t CAP_CONSENT_ELIGIBLE =
CAP_STORAGE_ADMIN | CAP_NETWORK_ADMIN | CAP_SET_TIME |
CAP_DISPLAY_ADMIN | CAP_LOG_READ;
CAP_DISPLAY_ADMIN | CAP_LOG_READ | CAP_BRIGHTNESS;
static_assert((CAP_CONSENT_ELIGIBLE & ~CAP_ADMIN_SESSION) == 0,
"consent can only hand out authority an admin session holds");