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feat: switch text to UTF-8; add Unicode key events, dead keys & Czech layout; fix numpad navigation; add NumLock support

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daniel committed 2026-10-03 10:11:49 +02:00
1 parent 32660ddd1a
commit 2aa6360b3d
101 files changed
+3733 -1639
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template/sysroot/include/Api/Syscall.hpp
+38 -2
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@@ -271,6 +271,12 @@ namespace montauk::abi {
static constexpr uint64_t SYS_CONSENT_NEXT = 192; // (ConsentRequest*) -> 1 delivered, 0 none queued
static constexpr uint64_t SYS_CONSENT_REPLY = 193; // (requestId, CONSENT_ALLOW/DENY) -> 0, -1 stale id
/* Unicode key events. Size-versioned: the caller passes sizeof(its
KeyEvent); the kernel copies min(size, its own) bytes and zero-fills the
rest, so the struct can grow without another syscall. */
static constexpr uint64_t SYS_GETKEY_EX = 194; // (KeyEvent*, size) -> 0; blocks like SYS_GETKEY
static constexpr uint64_t SYS_CHILDIO_WRITEKEY_EX = 195; // (childPid, const KeyEvent*, size) -> status
/* Kernel-owned process capabilities. User identities may namespace
per-user resources, but never participate in authorization decisions. */
static constexpr uint64_t CAP_PROCESS_ADMIN = 1ULL << 0;
@@ -531,7 +537,10 @@ namespace montauk::abi {
uint32_t buildNumber; // monotonic kernel build number
};
struct KeyEvent {
// Legacy 9-byte key event, read by SYS_GETKEY and written by
// SYS_CHILDIO_WRITEKEY. Kept so binaries built before codepoints still work.
// `ascii` is a Windows-1252 byte.
struct KeyEventV1 {
uint8_t scancode;
char ascii;
bool pressed;
@@ -547,6 +556,32 @@ namespace montauk::abi {
bool extended;
};
// Key event with the Unicode text it types (SYS_GETKEY_EX,
// SYS_CHILDIO_WRITEKEY_EX, WinEvent). Its first 9 bytes ARE a KeyEventV1, so
// a legacy reader sees a valid event. `codepoint` is the character the key
// produces (0 for control/navigation keys and dead keys). `ascii` is its
// Windows-1252 byte, or KEY_ASCII_SUBSTITUTE when 1252 has none.
struct KeyEvent {
uint8_t scancode;
char ascii;
bool pressed;
bool shift;
bool ctrl;
bool alt;
bool capslock;
bool altgr;
bool extended;
uint8_t _reserved[3];
uint32_t codepoint;
};
static_assert(sizeof(KeyEventV1) == 9, "KeyEventV1 is frozen ABI");
static_assert(sizeof(KeyEvent) == 16, "KeyEvent must fit the WinEvent union");
// ASCII SUB: `ascii` of a text key whose character has no Windows-1252 byte.
// A control character, so legacy code that only accepts ascii >= 0x20 skips
// it, while code testing `ascii == 0` for navigation keys is not confused.
static constexpr char KEY_ASCII_SUBSTITUTE = 0x1A;
struct MouseState {
int32_t x;
int32_t y;
@@ -584,12 +619,13 @@ namespace montauk::abi {
uint8_t type; // 0=key, 1=mouse, 2=resize, 3=close, 4=scale
uint8_t _pad[3];
union {
KeyEvent key;
KeyEvent key; // 16 bytes: the union was already that size (mouse)
struct { int32_t x, y, scroll; uint8_t buttons, prev_buttons; } mouse;
struct { int32_t w, h; } resize;
struct { int32_t scale; } scale;
};
};
static_assert(sizeof(WinEvent) == 20, "WinEvent layout is shared with existing binaries");
struct WinInfo {
int32_t id;
template/sysroot/include/gui/canvas.hpp
+2 -2
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@@ -165,9 +165,9 @@ struct Canvas {
if (!str || !font_data || scale <= 0) return;
uint32_t pixel = c.to_pixel();
int cx = x;
for (int i = 0; str[i]; i++, cx += FONT_WIDTH * scale) {
for (const char* p = str; *p; cx += FONT_WIDTH * scale) {
const uint8_t* glyph =
&font_data[(unsigned char)str[i] * FONT_HEIGHT];
&font_data[cp437_index(montauk::utf8::next(&p)) * FONT_HEIGHT];
for (int row = 0; row < FONT_HEIGHT; row++) {
uint8_t bits = glyph[row];
if (!bits) continue;
template/sysroot/include/gui/clipboard.hpp
+28
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@@ -9,12 +9,32 @@
#include <montauk/syscall.h>
#include <montauk/string.h>
#include <montauk/heap.h>
#include <montauk/utf8.h>
namespace gui {
// The clipboard carries UTF-8. Text that is not well-formed (legacy
// Windows-1252 bytes) is converted on the way in and on the way out, so
// every reader can assume valid UTF-8.
inline char* clipboard_utf8_copy(const char* text, int len, int* out_len) {
int cap = len * 3 + 1; // each stray byte grows to at most 3
char* out = (char*)montauk::malloc(cap);
if (!out) return nullptr;
*out_len = montauk::utf8::normalize(text, len, out, cap);
return out;
}
inline bool clipboard_set_text(const char* text, int len) {
if (len < 0) return false;
if (len > 0 && text == nullptr) return false;
if (len > 0 && !montauk::utf8::valid(text, len)) {
int fixed_len = 0;
char* fixed = clipboard_utf8_copy(text, len, &fixed_len);
if (!fixed) return false;
bool ok = montauk::clipboard_set_text(fixed, (uint32_t)fixed_len) == 0;
montauk::mfree(fixed);
return ok;
}
return montauk::clipboard_set_text(text, (uint32_t)len) == 0;
}
@@ -53,6 +73,14 @@ namespace gui {
}
text[actual_len] = '\0';
if (!montauk::utf8::valid(text, (int)actual_len)) {
int fixed_len = 0;
char* fixed = clipboard_utf8_copy(text, (int)actual_len, &fixed_len);
montauk::mfree(text);
if (!fixed) return nullptr;
text = fixed;
actual_len = (uint32_t)fixed_len;
}
if (out_len) *out_len = (int)actual_len;
if (out_serial) *out_serial = serial;
return text;
template/sysroot/include/gui/desktop.hpp
+12
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@@ -227,6 +227,18 @@ struct DesktopState {
montauk::abi::BatteryInfo battery_info;
uint64_t battery_last_poll;
// Display brightness. Present only while the active output has a
// controllable backlight (laptop panel, or a monitor answering DDC/CI).
SvgIcon icon_brightness;
bool brightness_present;
bool brightness_popup_open;
Rect brightness_icon_rect;
int brightness_level; // 0-100, as shown on the slider
bool brightness_dragging;
int brightness_pending; // drag sample not yet sent, -1 none
uint64_t brightness_last_send;
uint64_t brightness_last_poll;
bool vol_popup_open;
Rect vol_icon_rect;
int vol_level; // 0-100
template/sysroot/include/gui/font.hpp
+40 -7
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@@ -19,6 +19,34 @@ static constexpr int FONT_HEIGHT = 16;
// TrueType fonts, while login/desktop can recover when TrueType setup fails.
extern const uint8_t font_data[256 * 16] __attribute__((weak));
// The bitmap fallback font is Code Page 437. Map a Unicode codepoint to its
// CP437 cell ('?' when it has none) so UTF-8 text still draws sensibly,
// including the box-drawing characters terminal programs use.
inline uint8_t cp437_index(uint32_t cp) {
if (cp < 0x80) return (uint8_t)cp;
static constexpr uint16_t high[128] = {
0x00C7,0x00FC,0x00E9,0x00E2,0x00E4,0x00E0,0x00E5,0x00E7,
0x00EA,0x00EB,0x00E8,0x00EF,0x00EE,0x00EC,0x00C4,0x00C5,
0x00C9,0x00E6,0x00C6,0x00F4,0x00F6,0x00F2,0x00FB,0x00F9,
0x00FF,0x00D6,0x00DC,0x00A2,0x00A3,0x00A5,0x20A7,0x0192,
0x00E1,0x00ED,0x00F3,0x00FA,0x00F1,0x00D1,0x00AA,0x00BA,
0x00BF,0x2310,0x00AC,0x00BD,0x00BC,0x00A1,0x00AB,0x00BB,
0x2591,0x2592,0x2593,0x2502,0x2524,0x2561,0x2562,0x2556,
0x2555,0x2563,0x2551,0x2557,0x255D,0x255C,0x255B,0x2510,
0x2514,0x2534,0x252C,0x251C,0x2500,0x253C,0x255E,0x255F,
0x255A,0x2554,0x2569,0x2566,0x2560,0x2550,0x256C,0x2567,
0x2568,0x2564,0x2565,0x2559,0x2558,0x2552,0x2553,0x256B,
0x256A,0x2518,0x250C,0x2588,0x2584,0x258C,0x2590,0x2580,
0x03B1,0x00DF,0x0393,0x03C0,0x03A3,0x03C3,0x00B5,0x03C4,
0x03A6,0x0398,0x03A9,0x03B4,0x221E,0x03C6,0x03B5,0x2229,
0x2261,0x00B1,0x2265,0x2264,0x2320,0x2321,0x00F7,0x2248,
0x00B0,0x2219,0x00B7,0x221A,0x207F,0x00B2,0x25A0,0x00A0,
};
for (int i = 0; i < 128; i++)
if (high[i] == cp) return (uint8_t)(0x80 + i);
return '?';
}
// Dynamic font height: TTF line height or 16 (bitmap fallback)
inline int system_font_height() {
if (fonts::system_font && fonts::system_font->valid)
@@ -74,8 +102,8 @@ inline void draw_text(Framebuffer& fb, int x, int y, const char* text, Color fg)
fonts::system_font->draw(fb, x, y, text, fg, fonts::UI_SIZE);
return;
}
for (int i = 0; text[i]; i++) {
draw_char(fb, x + i * FONT_WIDTH, y, text[i], fg);
for (const char* p = text; *p; x += FONT_WIDTH) {
draw_char(fb, x, y, (char)cp437_index(montauk::utf8::next(&p)), fg);
}
}
@@ -84,18 +112,23 @@ inline void draw_text_bg(Framebuffer& fb, int x, int y, const char* text, Color
fonts::system_font->draw_bg(fb, x, y, text, fg, bg, fonts::UI_SIZE);
return;
}
for (int i = 0; text[i]; i++) {
draw_char_bg(fb, x + i * FONT_WIDTH, y, text[i], fg, bg);
for (const char* p = text; *p; x += FONT_WIDTH) {
draw_char_bg(fb, x, y, (char)cp437_index(montauk::utf8::next(&p)), fg, bg);
}
}
// Width of the first `len` bytes of a UTF-8 string in the UI font.
inline int text_width_n(const char* text, int len) {
if (fonts::system_font && fonts::system_font->valid)
return fonts::system_font->measure_text_n(text, len, fonts::UI_SIZE);
return montauk::utf8::count(text, len) * FONT_WIDTH;
}
inline int text_width(const char* text) {
if (fonts::system_font && fonts::system_font->valid) {
return fonts::system_font->measure_text(text, fonts::UI_SIZE);
}
int len = 0;
while (text[len]) len++;
return len * FONT_WIDTH;
return montauk::utf8::count(text) * FONT_WIDTH;
}
} // namespace gui
template/sysroot/include/gui/mtk/widgets.hpp
+66 -38
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@@ -296,15 +296,13 @@ inline bool text_input_has_selection(const TextInputState& state, const char* te
return text_input_selection_start(state, len) != text_input_selection_end(state, len);
}
// Width of the first `count` bytes (a character boundary). Masked fields
// draw one '*' per character, however many bytes it takes.
inline int text_input_prefix_width(const char* text, int count, bool masked) {
char prefix[512];
int len = 0;
while (text && text[len] && len < count && len < (int)sizeof(prefix) - 1) {
prefix[len] = masked ? '*' : text[len];
len++;
}
prefix[len] = '\0';
return text_width(prefix);
while (text && text[len] && len < count) len++;
if (!masked) return text_width_n(text, len);
return montauk::utf8::count(text, len) * text_width("*");
}
inline int text_input_index_from_x(const Rect& bounds, const char* value,
@@ -314,11 +312,13 @@ inline int text_input_index_from_x(const Rect& bounds, const char* value,
int len = text_input_len(value);
int prev_w = 0;
for (int i = 0; i < len; i++) {
int cur_w = text_input_prefix_width(value, i + 1, masked);
for (int i = 0; i < len;) {
int next = montauk::utf8::next_boundary(value, len, i);
int cur_w = text_input_prefix_width(value, next, masked);
int midpoint = prev_w + (cur_w - prev_w) / 2;
if (rel_x < midpoint) return i;
prev_w = cur_w;
i = next;
}
return len;
}
@@ -360,8 +360,11 @@ inline int text_input_mouse(TextInputState& state,
return TEXT_INPUT_NONE;
}
// Bytes >= 0x80 (any non-ASCII character) count as word characters, so word
// jumps never stop inside a multi-byte sequence.
inline bool text_input_word_char(char ch) {
return (ch >= 'a' && ch <= 'z') ||
return (uint8_t)ch >= 0x80 ||
(ch >= 'a' && ch <= 'z') ||
(ch >= 'A' && ch <= 'Z') ||
(ch >= '0' && ch <= '9') ||
ch == '_';
@@ -574,8 +577,10 @@ inline int text_input_key(TextInputState& state,
if (!key.pressed || !text || cap <= 0) return TEXT_INPUT_NONE;
int len = text_input_len(text, cap);
state.cursor = text_input_clamp_cursor(state.cursor, len);
state.selection_anchor = text_input_clamp_cursor(state.selection_anchor, len);
state.cursor = montauk::utf8::floor_boundary(
text, len, text_input_clamp_cursor(state.cursor, len));
state.selection_anchor = montauk::utf8::floor_boundary(
text, len, text_input_clamp_cursor(state.selection_anchor, len));
if (state.context.open) {
context_menu_close(state.context);
@@ -606,20 +611,22 @@ inline int text_input_key(TextInputState& state,
return TEXT_INPUT_CONSUMED | (changed ? TEXT_INPUT_CHANGED : 0);
}
if (key.scancode == 0x4B || key.scancode == 0x4D ||
key.scancode == 0x47 || key.scancode == 0x4F) {
if (montauk::nav_scancode(key) == 0x4B || montauk::nav_scancode(key) == 0x4D ||
montauk::nav_scancode(key) == 0x47 || montauk::nav_scancode(key) == 0x4F) {
int next = state.cursor;
if (!key.shift && sel_start != sel_end && key.scancode == 0x4B)
if (!key.shift && sel_start != sel_end && montauk::nav_scancode(key) == 0x4B)
next = sel_start;
else if (!key.shift && sel_start != sel_end && key.scancode == 0x4D)
else if (!key.shift && sel_start != sel_end && montauk::nav_scancode(key) == 0x4D)
next = sel_end;
else if (key.scancode == 0x4B)
next = key.ctrl ? text_input_prev_word_boundary(text, state.cursor) : state.cursor - 1;
else if (key.scancode == 0x4D)
next = key.ctrl ? text_input_next_word_boundary(text, state.cursor) : state.cursor + 1;
else if (key.scancode == 0x47)
else if (montauk::nav_scancode(key) == 0x4B)
next = key.ctrl ? text_input_prev_word_boundary(text, state.cursor)
: montauk::utf8::prev_boundary(text, state.cursor);
else if (montauk::nav_scancode(key) == 0x4D)
next = key.ctrl ? text_input_next_word_boundary(text, state.cursor)
: montauk::utf8::next_boundary(text, len, state.cursor);
else if (montauk::nav_scancode(key) == 0x47)
next = 0;
else if (key.scancode == 0x4F)
else if (montauk::nav_scancode(key) == 0x4F)
next = len;
text_input_set_cursor(state, len, next, key.shift);
@@ -641,15 +648,16 @@ inline int text_input_key(TextInputState& state,
changed = true;
}
} else if (state.cursor > 0) {
text_input_delete_range(text, &len, state.cursor - 1, state.cursor);
state.cursor--;
int start = montauk::utf8::prev_boundary(text, state.cursor);
text_input_delete_range(text, &len, start, state.cursor);
state.cursor = start;
changed = true;
}
state.selection_anchor = state.cursor;
return TEXT_INPUT_CONSUMED | (changed ? TEXT_INPUT_CHANGED : 0);
}
if (key.scancode == 0x53) {
if (montauk::nav_scancode(key) == 0x53) {
if (sel_start != sel_end) {
text_input_delete_range(text, &len, sel_start, sel_end);
state.cursor = sel_start;
@@ -661,15 +669,22 @@ inline int text_input_key(TextInputState& state,
changed = true;
}
} else if (state.cursor < len) {
text_input_delete_range(text, &len, state.cursor, state.cursor + 1);
int end = montauk::utf8::next_boundary(text, len, state.cursor);
text_input_delete_range(text, &len, state.cursor, end);
changed = true;
}
state.selection_anchor = state.cursor;
return TEXT_INPUT_CONSUMED | (changed ? TEXT_INPUT_CHANGED : 0);
}
if (key.ctrl || key.alt || !text_input_char_allowed(key.ascii, filter, userdata))
return TEXT_INPUT_NONE;
// Typed text is inserted as UTF-8; the filter sees each encoded byte.
char typed[montauk::utf8::MAX_BYTES];
int typed_len = key.ctrl || key.alt ? 0 : montauk::utf8::key_utf8(key, typed);
if (typed_len == 0) return TEXT_INPUT_NONE;
for (int i = 0; i < typed_len; i++) {
if (!text_input_char_allowed(typed[i], filter, userdata))
return TEXT_INPUT_NONE;
}
if (sel_start != sel_end) {
text_input_delete_range(text, &len, sel_start, sel_end);
@@ -677,11 +692,12 @@ inline int text_input_key(TextInputState& state,
changed = true;
}
if (len < cap - 1) {
if (len + typed_len < cap) {
for (int i = len; i >= state.cursor; i--)
text[i + 1] = text[i];
text[state.cursor++] = key.ascii;
len++;
text[i + typed_len] = text[i];
for (int i = 0; i < typed_len; i++)
text[state.cursor++] = typed[i];
len += typed_len;
changed = true;
}
@@ -1251,22 +1267,34 @@ inline void draw_badge(Canvas& c,
c.text(x + theme.gap_sm, y + 2, label, fg);
}
// One '*' per UTF-8 character.
inline const char* mask_text(const char* value, char* buffer, int cap) {
int len = 0;
while (value && value[len] && len < cap - 1) {
buffer[len] = '*';
len++;
const char* p = value ? value : "";
while (*p && len < cap - 1) {
montauk::utf8::next(&p);
buffer[len++] = '*';
}
buffer[len] = '\0';
return buffer;
}
// First `count` bytes of value (a character boundary), or one '*' per
// character in them when masked.
inline void copy_prefix(char* buffer, int cap, const char* value, int count, bool masked) {
if (cap <= 0) return;
int len = 0;
while (value && value[len] && len < count && len < cap - 1) {
buffer[len] = masked ? '*' : value[len];
len++;
if (masked) {
const char* p = value ? value : "";
while (*p && p - value < count && len < cap - 1) {
montauk::utf8::next(&p);
buffer[len++] = '*';
}
} else {
while (value && value[len] && len < count && len < cap - 1) {
buffer[len] = value[len];
len++;
}
}
buffer[len] = '\0';
}
template/sysroot/include/gui/terminal.hpp
+69 -13
View File
@@ -9,13 +9,14 @@
#include "gui/font.hpp"
#include <montauk/syscall.h>
#include <montauk/string.h>
#include <montauk/utf8.h>
#include <Api/Syscall.hpp>
#include <montauk/capabilities.h>
namespace gui {
struct TermCell {
char ch;
uint32_t ch; // Unicode codepoint (every cell is one column wide)
Color fg;
Color bg;
};
@@ -58,6 +59,11 @@ struct TerminalState {
int csi_params[8];
int csi_param_count;
int csi_current_param;
// Partial UTF-8 sequence carried across terminal_feed calls (child output
// arrives in arbitrary chunks, so a character can straddle two reads).
char utf8_pending[4];
int utf8_pending_len;
};
// ==== Palette ====
@@ -244,6 +250,7 @@ static inline void terminal_init_cells(TerminalState* t, int cols, int rows, int
t->csi_private = false;
t->csi_param_count = 0;
t->csi_current_param = 0;
t->utf8_pending_len = 0;
t->child_pid = 0;
int total_cells = (rows + max_sb) * cols;
@@ -275,7 +282,7 @@ static inline void terminal_init(TerminalState* t, int cols, int rows) {
montauk::childio_settermsz(t->child_pid, cols, rows);
}
static inline void terminal_put_char(TerminalState* t, char ch) {
static inline void terminal_put_char(TerminalState* t, uint32_t ch) {
if (t->cursor_x >= t->cols) {
t->cursor_x = 0;
t->cursor_y++;
@@ -549,11 +556,61 @@ static inline void terminal_process_csi(TerminalState* t, char cmd) {
}
}
// Emit pending bytes that did not form a valid UTF-8 sequence: each one is a
// Windows-1252 character, matching how the GUI renders legacy text.
static inline void terminal_flush_utf8(TerminalState* t) {
for (int i = 0; i < t->utf8_pending_len; i++)
terminal_put_char(t, montauk::utf8::from_cp1252((uint8_t)t->utf8_pending[i]));
t->utf8_pending_len = 0;
}
static inline int terminal_utf8_expected(uint8_t lead) {
if (lead >= 0xC2 && lead <= 0xDF) return 2;
if (lead >= 0xE0 && lead <= 0xEF) return 3;
if (lead >= 0xF0 && lead <= 0xF4) return 4;
return 0;
}
// Feed one byte >= 0x80 of printable text through the UTF-8 assembler.
static inline void terminal_feed_high(TerminalState* t, uint8_t b) {
if (t->utf8_pending_len > 0) {
if ((b & 0xC0) == 0x80) {
t->utf8_pending[t->utf8_pending_len++] = (char)b;
int want = terminal_utf8_expected((uint8_t)t->utf8_pending[0]);
uint32_t cp = 0;
int n = montauk::utf8::sequence_length(t->utf8_pending,
t->utf8_pending_len, &cp);
if (n == want) {
terminal_put_char(t, cp);
t->utf8_pending_len = 0;
} else if (t->utf8_pending_len >= want) {
terminal_flush_utf8(t); // overlong / surrogate / out of range
}
return;
}
terminal_flush_utf8(t);
}
if (terminal_utf8_expected(b)) {
t->utf8_pending[0] = (char)b;
t->utf8_pending_len = 1;
} else {
terminal_put_char(t, montauk::utf8::from_cp1252(b));
}
}
static inline void terminal_feed(TerminalState* t, const char* data, int len) {
if (len > 0) t->dirty = true;
for (int i = 0; i < len; i++) {
char ch = data[i];
if (t->parse_state == TerminalState::STATE_NORMAL) {
if ((uint8_t)ch >= 0x80) {
terminal_feed_high(t, (uint8_t)ch);
continue;
}
if (t->utf8_pending_len > 0) terminal_flush_utf8(t);
}
switch (t->parse_state) {
case TerminalState::STATE_NORMAL:
if (ch == '\033') {
@@ -575,9 +632,8 @@ static inline void terminal_feed(TerminalState* t, const char* data, int len) {
while (t->cursor_x < next) {
terminal_put_char(t, ' ');
}
} else if (ch >= 32 || ch < 0) {
// Printable character (also treat high-bit chars as printable)
terminal_put_char(t, ch);
} else if (ch >= 32) {
terminal_put_char(t, (uint8_t)ch);
}
break;
@@ -641,9 +697,9 @@ static inline void terminal_fill_pixel_rect(uint32_t* pixels, int pw, int ph,
}
static inline void terminal_draw_bitmap_char(uint32_t* pixels, int pw, int ph,
int x, int y, unsigned char ch,
int x, int y, uint32_t ch,
uint32_t color) {
const uint8_t* glyph = &font_data[ch * FONT_HEIGHT];
const uint8_t* glyph = &font_data[cp437_index(ch) * FONT_HEIGHT];
for (int fy = 0; fy < FONT_HEIGHT; fy++) {
int dy = y + fy;
if (dy >= ph) break;
@@ -669,14 +725,14 @@ static inline void terminal_draw_cell_pixels(const TermCell& cell,
cell.bg.to_pixel());
}
if (cell.ch <= 32 && cell.ch >= 0) return;
if (cell.ch <= 32) return;
if (use_ttf) {
int baseline = py + gc->ascent;
fonts::mono->draw_char_to_buffer(pixels, pw, ph,
px, baseline, (unsigned char)cell.ch, cell.fg, gc);
px, baseline, (int)cell.ch, cell.fg, gc);
} else {
terminal_draw_bitmap_char(pixels, pw, ph, px, py, (unsigned char)cell.ch,
terminal_draw_bitmap_char(pixels, pw, ph, px, py, cell.ch,
cell.fg.to_pixel());
}
}
@@ -691,14 +747,14 @@ static inline void terminal_draw_cursor_pixels(const TermCell& cell,
terminal_fill_pixel_rect(pixels, pw, ph, px, py, cell_w, cell_h,
g_term_palette.cursor.to_pixel());
if (cell.ch <= 32 && cell.ch >= 0) return;
if (cell.ch <= 32) return;
if (use_ttf) {
int baseline = py + gc->ascent;
fonts::mono->draw_char_to_buffer(pixels, pw, ph,
px, baseline, (unsigned char)cell.ch, g_term_palette.bg, gc);
px, baseline, (int)cell.ch, g_term_palette.bg, gc);
} else {
terminal_draw_bitmap_char(pixels, pw, ph, px, py, (unsigned char)cell.ch,
terminal_draw_bitmap_char(pixels, pw, ph, px, py, cell.ch,
g_term_palette.bg.to_pixel());
}
}
template/sysroot/include/gui/truetype.hpp
+113 -51
View File
@@ -9,6 +9,7 @@
#include <montauk/syscall.h>
#include <montauk/heap.h>
#include <montauk/string.h>
#include <montauk/utf8.h>
#include "gui/gui.hpp"
#include "gui/framebuffer.hpp"
@@ -41,39 +42,12 @@
namespace gui {
// Windows-1252 byte -> Unicode codepoint, for the remaining code that still
// handles single-byte text (PDF simple-font encodings). UTF-8 strings go
// through measure_text/draw, which decode with montauk::utf8.
inline int decode_single_byte_codepoint(int codepoint) {
if (codepoint < 0 || codepoint > 255) return codepoint;
switch (codepoint) {
case 0x80: return 0x20AC; // Euro Sign
case 0x82: return 0x201A; // Single Low-9 Quotation Mark
case 0x83: return 0x0192; // Latin Small Letter F With Hook
case 0x84: return 0x201E; // Double Low-9 Quotation Mark
case 0x85: return 0x2026; // Horizontal Ellipsis
case 0x86: return 0x2020; // Dagger
case 0x87: return 0x2021; // Double Dagger
case 0x88: return 0x02C6; // Modifier Letter Circumflex Accent
case 0x89: return 0x2030; // Per Mille Sign
case 0x8A: return 0x0160; // Latin Capital Letter S With Caron
case 0x8B: return 0x2039; // Single Left-Pointing Angle Quotation Mark
case 0x8C: return 0x0152; // Latin Capital Ligature OE
case 0x8E: return 0x017D; // Latin Capital Letter Z With Caron
case 0x91: return 0x2018; // Left Single Quotation Mark
case 0x92: return 0x2019; // Right Single Quotation Mark
case 0x93: return 0x201C; // Left Double Quotation Mark
case 0x94: return 0x201D; // Right Double Quotation Mark
case 0x95: return 0x2022; // Bullet
case 0x96: return 0x2013; // En Dash
case 0x97: return 0x2014; // Em Dash
case 0x98: return 0x02DC; // Small Tilde
case 0x99: return 0x2122; // Trade Mark Sign
case 0x9A: return 0x0161; // Latin Small Letter S With Caron
case 0x9B: return 0x203A; // Single Right-Pointing Angle Quotation Mark
case 0x9C: return 0x0153; // Latin Small Ligature OE
case 0x9E: return 0x017E; // Latin Small Letter Z With Caron
case 0x9F: return 0x0178; // Latin Capital Letter Y With Diaeresis
default: return codepoint;
}
return (int)montauk::utf8::from_cp1252((uint8_t)codepoint);
}
struct CachedGlyph {
@@ -84,8 +58,18 @@ struct CachedGlyph {
bool loaded;
};
// Glyphs above U+00FF live in a small open-addressed table so CJK, symbols
// and the like cost nothing until they are drawn.
struct ExtGlyph {
uint32_t codepoint; // 0 = empty slot
CachedGlyph glyph;
};
struct GlyphCache {
CachedGlyph glyphs[256]; // Single-byte text with Windows-1252 punctuation mapping
CachedGlyph glyphs[256]; // Unicode U+0000-U+00FF, indexed directly
ExtGlyph* ext; // everything above, hashed by codepoint
int ext_cap; // power of two, 0 until first use
int ext_count;
int pixel_size;
float scale;
int ascent, descent, line_gap;
@@ -142,8 +126,21 @@ struct TrueTypeFont {
return true;
}
void init_cache(GlyphCache* gc, int pixel_size) {
// Free any existing glyph bitmaps
static void free_ext(GlyphCache* gc) {
if (gc->ext) {
for (int i = 0; i < gc->ext_cap; i++) {
if (gc->ext[i].codepoint && gc->ext[i].glyph.bitmap)
montauk::mfree(gc->ext[i].glyph.bitmap);
}
montauk::mfree(gc->ext);
}
gc->ext = nullptr;
gc->ext_cap = 0;
gc->ext_count = 0;
}
// Release every glyph bitmap in a cache (the cache stays usable).
static void free_cache(GlyphCache* gc) {
for (int i = 0; i < 256; i++) {
if (gc->glyphs[i].bitmap) {
montauk::mfree(gc->glyphs[i].bitmap);
@@ -151,6 +148,11 @@ struct TrueTypeFont {
gc->glyphs[i].bitmap = nullptr;
gc->glyphs[i].loaded = false;
}
free_ext(gc);
}
void init_cache(GlyphCache* gc, int pixel_size) {
free_cache(gc);
gc->pixel_size = pixel_size;
gc->scale = em_scaling
@@ -179,11 +181,8 @@ struct TrueTypeFont {
return gc;
}
// Evict oldest cache (slot 0) — free its glyph bitmaps
for (int g = 0; g < 256; g++) {
if (caches[0].glyphs[g].bitmap)
montauk::mfree(caches[0].glyphs[g].bitmap);
}
// Evict oldest cache (slot 0) - free its glyph bitmaps
free_cache(&caches[0]);
// Shift remaining caches down
for (int i = 0; i < 3; i++)
montauk::memcpy(&caches[i], &caches[i + 1], sizeof(GlyphCache));
@@ -192,13 +191,54 @@ struct TrueTypeFont {
return &caches[3];
}
static constexpr int EXT_MAX = 2048; // flush the table beyond this
CachedGlyph* ext_slot(GlyphCache* gc, uint32_t codepoint) {
if (gc->ext_cap == 0 || gc->ext_count * 4 >= gc->ext_cap * 3) {
int new_cap = gc->ext_cap ? gc->ext_cap * 2 : 64;
if (gc->ext_count >= EXT_MAX) {
// A document full of distinct glyphs: start over rather than
// grow without bound. Bitmaps are rebuilt on demand.
free_ext(gc);
new_cap = 64;
}
ExtGlyph* table = (ExtGlyph*)montauk::malloc(sizeof(ExtGlyph) * new_cap);
if (!table) return nullptr;
montauk::memset(table, 0, sizeof(ExtGlyph) * new_cap);
for (int i = 0; i < gc->ext_cap; i++) {
ExtGlyph& e = gc->ext[i];
if (!e.codepoint) continue;
uint32_t h = (e.codepoint * 2654435761u) & (new_cap - 1);
while (table[h].codepoint) h = (h + 1) & (new_cap - 1);
table[h] = e;
}
if (gc->ext) montauk::mfree(gc->ext);
gc->ext = table;
gc->ext_cap = new_cap;
}
uint32_t mask = gc->ext_cap - 1;
uint32_t h = (codepoint * 2654435761u) & mask;
while (gc->ext[h].codepoint && gc->ext[h].codepoint != codepoint)
h = (h + 1) & mask;
if (!gc->ext[h].codepoint) {
gc->ext[h].codepoint = codepoint;
montauk::memset(&gc->ext[h].glyph, 0, sizeof(CachedGlyph));
gc->ext_count++;
}
return &gc->ext[h].glyph;
}
// Glyph for a Unicode codepoint. Codepoints the font lacks render as its
// .notdef box, so missing characters stay visible instead of vanishing.
CachedGlyph* get_glyph(GlyphCache* gc, int codepoint) {
if (codepoint < 0 || codepoint >= 256) return nullptr;
CachedGlyph* g = &gc->glyphs[codepoint];
if (codepoint < 0 || codepoint > 0x10FFFF) return nullptr;
CachedGlyph* g = codepoint < 256 ? &gc->glyphs[codepoint]
: ext_slot(gc, (uint32_t)codepoint);
if (!g) return nullptr;
if (g->loaded) return g;
g->loaded = true;
int font_codepoint = decode_single_byte_codepoint(codepoint);
int font_codepoint = codepoint;
int advance, lsb;
stbtt_GetCodepointHMetrics(&info, font_codepoint, &advance, &lsb);
g->advance = (int)(advance * gc->scale);
@@ -222,12 +262,34 @@ struct TrueTypeFont {
return g;
}
// Advance of one codepoint at a size (0 if the font is unusable).
int char_advance(int codepoint, int pixel_size) {
if (!valid) return 0;
CachedGlyph* g = get_glyph(get_cache(pixel_size), codepoint);
return g ? g->advance : 0;
}
// Width of the first `len` bytes of a UTF-8 string.
int measure_text_n(const char* text, int len, int pixel_size) {
if (!valid) return 0;
GlyphCache* gc = get_cache(pixel_size);
int w = 0;
for (int pos = 0; pos < len && text[pos];) {
int n;
uint32_t cp = montauk::utf8::decode(text + pos, len - pos, &n);
CachedGlyph* g = get_glyph(gc, (int)cp);
if (g) w += g->advance;
pos += n;
}
return w;
}
int measure_text(const char* text, int pixel_size) {
if (!valid) return 0;
GlyphCache* gc = get_cache(pixel_size);
int w = 0;
for (int i = 0; text[i]; i++) {
CachedGlyph* g = get_glyph(gc, (unsigned char)text[i]);
for (const char* p = text; *p;) {
CachedGlyph* g = get_glyph(gc, (int)montauk::utf8::next(&p));
if (g) w += g->advance;
}
return w;
@@ -253,8 +315,8 @@ struct TrueTypeFont {
uint32_t src_rgb = 0xFF000000 | ((uint32_t)color.r << 16) |
((uint32_t)color.g << 8) | color.b;
for (int i = 0; text[i]; i++) {
CachedGlyph* g = get_glyph(gc, (unsigned char)text[i]);
for (const char* p = text; *p;) {
CachedGlyph* g = get_glyph(gc, (int)montauk::utf8::next(&p));
if (!g) continue;
if (g->bitmap) {
@@ -325,8 +387,8 @@ struct TrueTypeFont {
int baseline = y + gc->ascent;
bool drew_pixel = false;
for (int i = 0; text[i]; i++) {
CachedGlyph* g = get_glyph(gc, (unsigned char)text[i]);
for (const char* p = text; *p;) {
CachedGlyph* g = get_glyph(gc, (int)montauk::utf8::next(&p));
if (!g) continue;
if (g->bitmap) {
@@ -378,8 +440,8 @@ struct TrueTypeFont {
int clip_x2 = clip_x + clip_w;
int clip_y2 = clip_y + clip_h;
for (int i = 0; text[i]; i++) {
CachedGlyph* g = get_glyph(gc, (unsigned char)text[i]);
for (const char* p = text; *p;) {
CachedGlyph* g = get_glyph(gc, (int)montauk::utf8::next(&p));
if (!g) continue;
if (g->bitmap) {
@@ -417,7 +479,7 @@ struct TrueTypeFont {
}
}
// Draw single character to buffer, returning advance width
// Draw one Unicode codepoint to buffer, returning advance width
int draw_char_to_buffer(uint32_t* pixels, int buf_w, int buf_h,
int x, int baseline, int codepoint,
Color color, GlyphCache* gc) {
template/sysroot/include/gui/widgets.hpp
+24 -27
View File
@@ -212,11 +212,7 @@ struct TextBox {
// Draw cursor if focused
if (focused) {
// Measure text up to cursor position for proportional fonts
char prefix[256];
for (int i = 0; i < cursor && i < 255; i++) prefix[i] = text[i];
prefix[cursor < 255 ? cursor : 255] = '\0';
int cx = tx + text_width(prefix);
int cx = tx + text_width_n(text, cursor);
draw_vline(fb, cx, ty, fh, cursor_color);
}
}
@@ -230,34 +226,35 @@ struct TextBox {
void handle_key(const montauk::abi::KeyEvent& key) {
if (!focused || !key.pressed) return;
char typed[montauk::utf8::MAX_BYTES];
int typed_len = montauk::utf8::key_utf8(key, typed);
if (key.ascii == '\b' || key.scancode == 0x0E) {
// Backspace
// Backspace: remove the whole character before the cursor
if (cursor > 0) {
for (int i = cursor - 1; i < text_len - 1; i++) {
text[i] = text[i + 1];
}
text_len--;
cursor--;
text[text_len] = '\0';
int start = montauk::utf8::prev_boundary(text, cursor);
int n = cursor - start;
for (int i = start; i <= text_len - n; i++)
text[i] = text[i + n];
text_len -= n;
cursor = start;
}
} else if ((unsigned char)key.ascii >= 32
&& (unsigned char)key.ascii != 127) {
// Printable character
if (text_len < 254) {
for (int i = text_len; i > cursor; i--) {
text[i] = text[i - 1];
}
text[cursor] = key.ascii;
cursor++;
text_len++;
text[text_len] = '\0';
} else if (typed_len > 0) {
// Printable character, inserted as UTF-8
if (text_len + typed_len <= 254) {
for (int i = text_len; i >= cursor; i--)
text[i + typed_len] = text[i];
for (int i = 0; i < typed_len; i++)
text[cursor + i] = typed[i];
cursor += typed_len;
text_len += typed_len;
}
} else if (key.scancode == 0x4B) {
} else if (montauk::nav_scancode(key) == 0x4B) {
// Left arrow
if (cursor > 0) cursor--;
} else if (key.scancode == 0x4D) {
cursor = montauk::utf8::prev_boundary(text, cursor);
} else if (montauk::nav_scancode(key) == 0x4D) {
// Right arrow
if (cursor < text_len) cursor++;
cursor = montauk::utf8::next_boundary(text, text_len, cursor);
}
}
};
template/sysroot/include/libc/montauk.h
+196 -194
View File
@@ -23,200 +23,202 @@ extern "C" {
Generated from Api/Syscall.hpp by scripts/montauk-syscalls.py.
Do not edit by hand; run 'make gen-syscalls' to refresh.
Wrapper functions below are hand-written. */
#define MTK_SYS_EXIT 0
#define MTK_SYS_YIELD 1
#define MTK_SYS_SLEEP_MS 2
#define MTK_SYS_GETPID 3
#define MTK_SYS_PRINT 4
#define MTK_SYS_PUTCHAR 5
#define MTK_SYS_OPEN 6
#define MTK_SYS_READ 7
#define MTK_SYS_GETSIZE 8
#define MTK_SYS_CLOSE 9
#define MTK_SYS_READDIR 10
#define MTK_SYS_ALLOC 11
#define MTK_SYS_FREE 12
#define MTK_SYS_GETTICKS 13
#define MTK_SYS_GETMILLISECONDS 14
#define MTK_SYS_GETINFO 15
#define MTK_SYS_ISKEYAVAILABLE 16
#define MTK_SYS_GETKEY 17
#define MTK_SYS_GETCHAR 18
#define MTK_SYS_PING 19
#define MTK_SYS_SPAWN 20
#define MTK_SYS_FBINFO 21
#define MTK_SYS_FBMAP 22
#define MTK_SYS_WAITPID 23
#define MTK_SYS_TERMSIZE 24
#define MTK_SYS_GETARGS 25
#define MTK_SYS_RESET 26
#define MTK_SYS_SHUTDOWN 27
#define MTK_SYS_GETTIME 28
#define MTK_SYS_SOCKET 29
#define MTK_SYS_CONNECT 30
#define MTK_SYS_BIND 31
#define MTK_SYS_LISTEN 32
#define MTK_SYS_ACCEPT 33
#define MTK_SYS_SEND 34
#define MTK_SYS_RECV 35
#define MTK_SYS_CLOSESOCK 36
#define MTK_SYS_GETNETCFG 37
#define MTK_SYS_SETNETCFG 38
#define MTK_SYS_SENDTO 39
#define MTK_SYS_RECVFROM 40
#define MTK_SYS_FWRITE 41
#define MTK_SYS_FCREATE 42
#define MTK_SYS_TERMSCALE 43
#define MTK_SYS_RESOLVE 44
#define MTK_SYS_GETRANDOM 45
#define MTK_SYS_LOG 46
#define MTK_SYS_MOUSESTATE 47
#define MTK_SYS_SETMOUSEBOUNDS 48
#define MTK_SYS_SPAWN_REDIR 49
#define MTK_SYS_CHILDIO_READ 50
#define MTK_SYS_CHILDIO_WRITE 51
#define MTK_SYS_CHILDIO_WRITEKEY 52
#define MTK_SYS_CHILDIO_SETTERMSZ 53
#define MTK_SYS_WINCREATE 54
#define MTK_SYS_WINDESTROY 55
#define MTK_SYS_WINPRESENT 56
#define MTK_SYS_WINPOLL 57
#define MTK_SYS_WINENUM 58
#define MTK_SYS_WINMAP 59
#define MTK_SYS_WINSENDEVENT 60
#define MTK_SYS_PROCLIST 61
#define MTK_SYS_KILL 62
#define MTK_SYS_DEVLIST 63
#define MTK_SYS_WINRESIZE 64
#define MTK_SYS_WINSETSCALE 65
#define MTK_SYS_WINGETSCALE 66
#define MTK_SYS_MEMSTATS 67
#define MTK_SYS_WINSETCURSOR 68
#define MTK_SYS_DISKINFO 69
#define MTK_SYS_PARTLIST 70
#define MTK_SYS_DISKREAD 71
#define MTK_SYS_DISKWRITE 72
#define MTK_SYS_GPTINIT 73
#define MTK_SYS_GPTADD 74
#define MTK_SYS_FSMOUNT 75
#define MTK_SYS_FSFORMAT 76
#define MTK_SYS_FDELETE 77
#define MTK_SYS_FMKDIR 78
#define MTK_SYS_DRIVELIST 79
#define MTK_SYS_AUDIOOPEN 80
#define MTK_SYS_AUDIOCLOSE 81
#define MTK_SYS_AUDIOWRITE 82
#define MTK_SYS_AUDIOCTL 83
#define MTK_SYS_BTSCAN 84
#define MTK_SYS_BTCONNECT 85
#define MTK_SYS_BTDISCONNECT 86
#define MTK_SYS_BTLIST 87
#define MTK_SYS_BTINFO 88
#define MTK_SYS_SUSPEND 89
#define MTK_SYS_SETTZ 90
#define MTK_SYS_GETTZ 91
#define MTK_SYS_SETUSER 92
#define MTK_SYS_GETUSER 93
#define MTK_SYS_FRENAME 94
#define MTK_SYS_GETCWD 95
#define MTK_SYS_CHDIR 96
#define MTK_SYS_WINUNMAP 97
#define MTK_SYS_DUPHANDLE 98
#define MTK_SYS_WAIT_HANDLE 99
#define MTK_SYS_STREAM_CREATE 100
#define MTK_SYS_STREAM_READ 101
#define MTK_SYS_STREAM_WRITE 102
#define MTK_SYS_MAILBOX_CREATE 103
#define MTK_SYS_MAILBOX_SEND 104
#define MTK_SYS_MAILBOX_RECV 105
#define MTK_SYS_WAITSET_CREATE 106
#define MTK_SYS_WAITSET_ADD 107
#define MTK_SYS_WAITSET_REMOVE 108
#define MTK_SYS_WAITSET_WAIT 109
#define MTK_SYS_PROC_OPEN 110
#define MTK_SYS_SURFACE_CREATE 111
#define MTK_SYS_SURFACE_MAP 112
#define MTK_SYS_SURFACE_RESIZE 113
#define MTK_SYS_LOAD_LIB 114
#define MTK_SYS_UNLOAD_LIB 115
#define MTK_SYS_DLSYM 116
#define MTK_SYS_GETLIBBASE 117
#define MTK_SYS_CRASH_REPORT 118
#define MTK_SYS_CLIPBOARD_SET_TEXT 119
#define MTK_SYS_CLIPBOARD_GET_INFO 120
#define MTK_SYS_CLIPBOARD_GET_TEXT 121
#define MTK_SYS_CLIPBOARD_CLEAR 122
#define MTK_SYS_INPUT_WAIT 123
#define MTK_SYS_DRIVELABEL 124
#define MTK_SYS_NETSTATUS 125
#define MTK_SYS_WINSETFLAGS 126
#define MTK_SYS_DRIVEKIND 127
#define MTK_SYS_AUDIOLIST 128
#define MTK_SYS_AUDIOWAIT 129
#define MTK_SYS_THREAD_SPAWN 130
#define MTK_SYS_THREAD_EXIT 131
#define MTK_SYS_THREAD_JOIN 132
#define MTK_SYS_THREAD_SELF 133
#define MTK_SYS_FS_SYNC 134
#define MTK_SYS_POWER_REQUEST 135
#define MTK_SYS_READDIR_AT 136
#define MTK_SYS_BTSETADDR 137
#define MTK_SYS_BTBONDS 138
#define MTK_SYS_BTFORGET 139
#define MTK_SYS_RESERVED_140 140
#define MTK_SYS_RESERVED_141 141
#define MTK_SYS_RESERVED_142 142
#define MTK_SYS_RESERVED_143 143
#define MTK_SYS_RESERVED_144 144
#define MTK_SYS_RESERVED_145 145
#define MTK_SYS_RESERVED_146 146
#define MTK_SYS_RESERVED_147 147
#define MTK_SYS_RESERVED_148 148
#define MTK_SYS_POWERINFO 149
#define MTK_SYS_FBFLIP 150
#define MTK_SYS_GETEXECPATH 151
#define MTK_SYS_STAT 152
#define MTK_SYS_SETUNIXTIME 153
#define MTK_SYS_DISPLAYINFO 154
#define MTK_SYS_DISPLAYMODES 155
#define MTK_SYS_DISPLAYSETMODE 156
#define MTK_SYS_DISPLAYBRIGHTNESS 157
#define MTK_SYS_WIFI_SCAN 158
#define MTK_SYS_WIFI_INFO 159
#define MTK_SYS_WIFI_CONNECT 160
#define MTK_SYS_WIFI_DISCONNECT 161
#define MTK_SYS_WIFI_SCAN_START 162
#define MTK_SYS_WIFI_RESULTS 163
#define MTK_SYS_WIFI_CONNECT_ASYNC 164
#define MTK_SYS_NETIFS 165
#define MTK_SYS_GETCHAR_NB 166
#define MTK_SYS_UTIME 167
#define MTK_SYS_MMAP_ANON 168
#define MTK_SYS_MUNMAP 169
#define MTK_SYS_MPROTECT 170
#define MTK_SYS_GETENVIRON 171
#define MTK_SYS_SETENVIRON 172
#define MTK_SYS_SPAWN_ENV 173
#define MTK_SYS_SETSESSION 174
#define MTK_SYS_KILLSESSION 175
#define MTK_SYS_LOG_WRITE 176
#define MTK_SYS_TERMINAL_ATTACHED 177
#define MTK_SYS_USB_LIST 178
#define MTK_SYS_USB_CLAIM 179
#define MTK_SYS_USB_CLOSE 180
#define MTK_SYS_USB_CONTROL 181
#define MTK_SYS_USB_BULK_IN_START 182
#define MTK_SYS_USB_BULK_IN_STOP 183
#define MTK_SYS_USB_BULK_IN_READ 184
#define MTK_SYS_SPAWN_CAPS 185
#define MTK_SYS_SPAWN_REDIR_CAPS 186
#define MTK_SYS_ALLOC_EAGER 187
#define MTK_SYS_BATTERYINFO 188
#define MTK_SYS_GETCAPS 189
#define MTK_SYS_VOLINFO 190
#define MTK_SYS_CONSENT_REGISTER 191
#define MTK_SYS_CONSENT_NEXT 192
#define MTK_SYS_CONSENT_REPLY 193
#define MTK_SYS_EXIT 0
#define MTK_SYS_YIELD 1
#define MTK_SYS_SLEEP_MS 2
#define MTK_SYS_GETPID 3
#define MTK_SYS_PRINT 4
#define MTK_SYS_PUTCHAR 5
#define MTK_SYS_OPEN 6
#define MTK_SYS_READ 7
#define MTK_SYS_GETSIZE 8
#define MTK_SYS_CLOSE 9
#define MTK_SYS_READDIR 10
#define MTK_SYS_ALLOC 11
#define MTK_SYS_FREE 12
#define MTK_SYS_GETTICKS 13
#define MTK_SYS_GETMILLISECONDS 14
#define MTK_SYS_GETINFO 15
#define MTK_SYS_ISKEYAVAILABLE 16
#define MTK_SYS_GETKEY 17
#define MTK_SYS_GETCHAR 18
#define MTK_SYS_PING 19
#define MTK_SYS_SPAWN 20
#define MTK_SYS_FBINFO 21
#define MTK_SYS_FBMAP 22
#define MTK_SYS_WAITPID 23
#define MTK_SYS_TERMSIZE 24
#define MTK_SYS_GETARGS 25
#define MTK_SYS_RESET 26
#define MTK_SYS_SHUTDOWN 27
#define MTK_SYS_GETTIME 28
#define MTK_SYS_SOCKET 29
#define MTK_SYS_CONNECT 30
#define MTK_SYS_BIND 31
#define MTK_SYS_LISTEN 32
#define MTK_SYS_ACCEPT 33
#define MTK_SYS_SEND 34
#define MTK_SYS_RECV 35
#define MTK_SYS_CLOSESOCK 36
#define MTK_SYS_GETNETCFG 37
#define MTK_SYS_SETNETCFG 38
#define MTK_SYS_SENDTO 39
#define MTK_SYS_RECVFROM 40
#define MTK_SYS_FWRITE 41
#define MTK_SYS_FCREATE 42
#define MTK_SYS_TERMSCALE 43
#define MTK_SYS_RESOLVE 44
#define MTK_SYS_GETRANDOM 45
#define MTK_SYS_LOG 46
#define MTK_SYS_MOUSESTATE 47
#define MTK_SYS_SETMOUSEBOUNDS 48
#define MTK_SYS_SPAWN_REDIR 49
#define MTK_SYS_CHILDIO_READ 50
#define MTK_SYS_CHILDIO_WRITE 51
#define MTK_SYS_CHILDIO_WRITEKEY 52
#define MTK_SYS_CHILDIO_SETTERMSZ 53
#define MTK_SYS_WINCREATE 54
#define MTK_SYS_WINDESTROY 55
#define MTK_SYS_WINPRESENT 56
#define MTK_SYS_WINPOLL 57
#define MTK_SYS_WINENUM 58
#define MTK_SYS_WINMAP 59
#define MTK_SYS_WINSENDEVENT 60
#define MTK_SYS_PROCLIST 61
#define MTK_SYS_KILL 62
#define MTK_SYS_DEVLIST 63
#define MTK_SYS_WINRESIZE 64
#define MTK_SYS_WINSETSCALE 65
#define MTK_SYS_WINGETSCALE 66
#define MTK_SYS_MEMSTATS 67
#define MTK_SYS_WINSETCURSOR 68
#define MTK_SYS_DISKINFO 69
#define MTK_SYS_PARTLIST 70
#define MTK_SYS_DISKREAD 71
#define MTK_SYS_DISKWRITE 72
#define MTK_SYS_GPTINIT 73
#define MTK_SYS_GPTADD 74
#define MTK_SYS_FSMOUNT 75
#define MTK_SYS_FSFORMAT 76
#define MTK_SYS_FDELETE 77
#define MTK_SYS_FMKDIR 78
#define MTK_SYS_DRIVELIST 79
#define MTK_SYS_AUDIOOPEN 80
#define MTK_SYS_AUDIOCLOSE 81
#define MTK_SYS_AUDIOWRITE 82
#define MTK_SYS_AUDIOCTL 83
#define MTK_SYS_BTSCAN 84
#define MTK_SYS_BTCONNECT 85
#define MTK_SYS_BTDISCONNECT 86
#define MTK_SYS_BTLIST 87
#define MTK_SYS_BTINFO 88
#define MTK_SYS_SUSPEND 89
#define MTK_SYS_SETTZ 90
#define MTK_SYS_GETTZ 91
#define MTK_SYS_SETUSER 92
#define MTK_SYS_GETUSER 93
#define MTK_SYS_FRENAME 94
#define MTK_SYS_GETCWD 95
#define MTK_SYS_CHDIR 96
#define MTK_SYS_WINUNMAP 97
#define MTK_SYS_DUPHANDLE 98
#define MTK_SYS_WAIT_HANDLE 99
#define MTK_SYS_STREAM_CREATE 100
#define MTK_SYS_STREAM_READ 101
#define MTK_SYS_STREAM_WRITE 102
#define MTK_SYS_MAILBOX_CREATE 103
#define MTK_SYS_MAILBOX_SEND 104
#define MTK_SYS_MAILBOX_RECV 105
#define MTK_SYS_WAITSET_CREATE 106
#define MTK_SYS_WAITSET_ADD 107
#define MTK_SYS_WAITSET_REMOVE 108
#define MTK_SYS_WAITSET_WAIT 109
#define MTK_SYS_PROC_OPEN 110
#define MTK_SYS_SURFACE_CREATE 111
#define MTK_SYS_SURFACE_MAP 112
#define MTK_SYS_SURFACE_RESIZE 113
#define MTK_SYS_LOAD_LIB 114
#define MTK_SYS_UNLOAD_LIB 115
#define MTK_SYS_DLSYM 116
#define MTK_SYS_GETLIBBASE 117
#define MTK_SYS_CRASH_REPORT 118
#define MTK_SYS_CLIPBOARD_SET_TEXT 119
#define MTK_SYS_CLIPBOARD_GET_INFO 120
#define MTK_SYS_CLIPBOARD_GET_TEXT 121
#define MTK_SYS_CLIPBOARD_CLEAR 122
#define MTK_SYS_INPUT_WAIT 123
#define MTK_SYS_DRIVELABEL 124
#define MTK_SYS_NETSTATUS 125
#define MTK_SYS_WINSETFLAGS 126
#define MTK_SYS_DRIVEKIND 127
#define MTK_SYS_AUDIOLIST 128
#define MTK_SYS_AUDIOWAIT 129
#define MTK_SYS_THREAD_SPAWN 130
#define MTK_SYS_THREAD_EXIT 131
#define MTK_SYS_THREAD_JOIN 132
#define MTK_SYS_THREAD_SELF 133
#define MTK_SYS_FS_SYNC 134
#define MTK_SYS_POWER_REQUEST 135
#define MTK_SYS_READDIR_AT 136
#define MTK_SYS_BTSETADDR 137
#define MTK_SYS_BTBONDS 138
#define MTK_SYS_BTFORGET 139
#define MTK_SYS_RESERVED_140 140
#define MTK_SYS_RESERVED_141 141
#define MTK_SYS_RESERVED_142 142
#define MTK_SYS_RESERVED_143 143
#define MTK_SYS_RESERVED_144 144
#define MTK_SYS_RESERVED_145 145
#define MTK_SYS_RESERVED_146 146
#define MTK_SYS_RESERVED_147 147
#define MTK_SYS_RESERVED_148 148
#define MTK_SYS_POWERINFO 149
#define MTK_SYS_FBFLIP 150
#define MTK_SYS_GETEXECPATH 151
#define MTK_SYS_STAT 152
#define MTK_SYS_SETUNIXTIME 153
#define MTK_SYS_DISPLAYINFO 154
#define MTK_SYS_DISPLAYMODES 155
#define MTK_SYS_DISPLAYSETMODE 156
#define MTK_SYS_DISPLAYBRIGHTNESS 157
#define MTK_SYS_WIFI_SCAN 158
#define MTK_SYS_WIFI_INFO 159
#define MTK_SYS_WIFI_CONNECT 160
#define MTK_SYS_WIFI_DISCONNECT 161
#define MTK_SYS_WIFI_SCAN_START 162
#define MTK_SYS_WIFI_RESULTS 163
#define MTK_SYS_WIFI_CONNECT_ASYNC 164
#define MTK_SYS_NETIFS 165
#define MTK_SYS_GETCHAR_NB 166
#define MTK_SYS_UTIME 167
#define MTK_SYS_MMAP_ANON 168
#define MTK_SYS_MUNMAP 169
#define MTK_SYS_MPROTECT 170
#define MTK_SYS_GETENVIRON 171
#define MTK_SYS_SETENVIRON 172
#define MTK_SYS_SPAWN_ENV 173
#define MTK_SYS_SETSESSION 174
#define MTK_SYS_KILLSESSION 175
#define MTK_SYS_LOG_WRITE 176
#define MTK_SYS_TERMINAL_ATTACHED 177
#define MTK_SYS_USB_LIST 178
#define MTK_SYS_USB_CLAIM 179
#define MTK_SYS_USB_CLOSE 180
#define MTK_SYS_USB_CONTROL 181
#define MTK_SYS_USB_BULK_IN_START 182
#define MTK_SYS_USB_BULK_IN_STOP 183
#define MTK_SYS_USB_BULK_IN_READ 184
#define MTK_SYS_SPAWN_CAPS 185
#define MTK_SYS_SPAWN_REDIR_CAPS 186
#define MTK_SYS_ALLOC_EAGER 187
#define MTK_SYS_BATTERYINFO 188
#define MTK_SYS_GETCAPS 189
#define MTK_SYS_VOLINFO 190
#define MTK_SYS_CONSENT_REGISTER 191
#define MTK_SYS_CONSENT_NEXT 192
#define MTK_SYS_CONSENT_REPLY 193
#define MTK_SYS_GETKEY_EX 194
#define MTK_SYS_CHILDIO_WRITEKEY_EX 195
/* @SYSCALLS-END */
/* Syscall status codes (montauk/statuscodes.h for C++). */
template/sysroot/include/montauk/keyboard.h
+210 -58
View File
@@ -8,27 +8,34 @@
#include <montauk/config.h>
#include <montauk/string.h>
#include <montauk/utf8.h>
namespace montauk::keyboard {
inline constexpr int MAX_LAYOUTS = 8;
inline constexpr int MAX_KEYS = 64;
inline constexpr int MAX_LAYOUTS = 8;
inline constexpr int MAX_KEYS = 64;
inline constexpr int MAX_DEAD_KEYS = 16;
// One overridden key. Characters are Windows-1252 bytes to match the
// single-byte GUI text stack; 0 means "no override, keep the kernel's value".
// One overridden key. Characters are Unicode codepoints; translation stores
// them in KeyEvent::codepoint (and the Windows-1252 byte, if any, in ascii).
// 0 means "no override, keep the kernel's value".
struct KeyMap {
uint8_t scancode;
uint8_t base;
uint8_t shift;
uint8_t altgr;
uint8_t scancode;
uint32_t base;
uint32_t shift;
uint32_t altgr;
};
struct Layout {
char id[8];
char name[48];
char short_name[8];
KeyMap keys[MAX_KEYS];
int key_count; // 0 = passthrough (the kernel's US table)
char id[8];
char name[48];
char short_name[8];
KeyMap keys[MAX_KEYS];
int key_count; // 0 = passthrough (the kernel's US table)
// Characters that act as dead keys in this layout: pressing one types
// nothing and modifies the next character (see compose()).
uint32_t dead_keys[MAX_DEAD_KEYS];
int dead_count;
};
struct Registry {
@@ -40,8 +47,71 @@ struct State {
Registry registry;
bool enabled[MAX_LAYOUTS];
int active;
uint32_t pending_dead; // dead key waiting for the next character, 0 = none
};
// ==== Dead-key composition ====
// Keyed by the spacing form of the accent, which is what a layout puts on the
// dead key itself (and what dead key + Space types).
struct ComposeEntry {
uint16_t dead;
uint16_t base;
uint16_t result;
};
inline constexpr ComposeEntry COMPOSE[] = {
// acute
{0x00B4,'a',0xE1},{0x00B4,'A',0xC1},{0x00B4,'e',0xE9},{0x00B4,'E',0xC9},
{0x00B4,'i',0xED},{0x00B4,'I',0xCD},{0x00B4,'o',0xF3},{0x00B4,'O',0xD3},
{0x00B4,'u',0xFA},{0x00B4,'U',0xDA},{0x00B4,'y',0xFD},{0x00B4,'Y',0xDD},
{0x00B4,'c',0x107},{0x00B4,'C',0x106},{0x00B4,'l',0x13A},{0x00B4,'L',0x139},
{0x00B4,'n',0x144},{0x00B4,'N',0x143},{0x00B4,'r',0x155},{0x00B4,'R',0x154},
{0x00B4,'s',0x15B},{0x00B4,'S',0x15A},{0x00B4,'z',0x17A},{0x00B4,'Z',0x179},
// caron
{0x02C7,'c',0x10D},{0x02C7,'C',0x10C},{0x02C7,'d',0x10F},{0x02C7,'D',0x10E},
{0x02C7,'e',0x11B},{0x02C7,'E',0x11A},{0x02C7,'l',0x13E},{0x02C7,'L',0x13D},
{0x02C7,'n',0x148},{0x02C7,'N',0x147},{0x02C7,'r',0x159},{0x02C7,'R',0x158},
{0x02C7,'s',0x161},{0x02C7,'S',0x160},{0x02C7,'t',0x165},{0x02C7,'T',0x164},
{0x02C7,'z',0x17E},{0x02C7,'Z',0x17D},
// diaeresis
{0x00A8,'a',0xE4},{0x00A8,'A',0xC4},{0x00A8,'e',0xEB},{0x00A8,'E',0xCB},
{0x00A8,'i',0xEF},{0x00A8,'I',0xCF},{0x00A8,'o',0xF6},{0x00A8,'O',0xD6},
{0x00A8,'u',0xFC},{0x00A8,'U',0xDC},{0x00A8,'y',0xFF},{0x00A8,'Y',0x178},
// ring above
{0x00B0,'u',0x16F},{0x00B0,'U',0x16E},{0x00B0,'a',0xE5},{0x00B0,'A',0xC5},
// grave
{0x0060,'a',0xE0},{0x0060,'A',0xC0},{0x0060,'e',0xE8},{0x0060,'E',0xC8},
{0x0060,'i',0xEC},{0x0060,'I',0xCC},{0x0060,'o',0xF2},{0x0060,'O',0xD2},
{0x0060,'u',0xF9},{0x0060,'U',0xD9},
// circumflex
{0x005E,'a',0xE2},{0x005E,'A',0xC2},{0x005E,'e',0xEA},{0x005E,'E',0xCA},
{0x005E,'i',0xEE},{0x005E,'I',0xCE},{0x005E,'o',0xF4},{0x005E,'O',0xD4},
{0x005E,'u',0xFB},{0x005E,'U',0xDB},
// tilde
{0x007E,'a',0xE3},{0x007E,'A',0xC3},{0x007E,'n',0xF1},{0x007E,'N',0xD1},
{0x007E,'o',0xF5},{0x007E,'O',0xD5},
// breve
{0x02D8,'a',0x103},{0x02D8,'A',0x102},{0x02D8,'g',0x11F},{0x02D8,'G',0x11E},
// ogonek
{0x02DB,'a',0x105},{0x02DB,'A',0x104},{0x02DB,'e',0x119},{0x02DB,'E',0x118},
{0x02DB,'i',0x12F},{0x02DB,'I',0x12E},{0x02DB,'u',0x173},{0x02DB,'U',0x172},
// dot above
{0x02D9,'z',0x17C},{0x02D9,'Z',0x17B},{0x02D9,'e',0x117},{0x02D9,'E',0x116},
{0x02D9,'I',0x130},
// double acute
{0x02DD,'o',0x151},{0x02DD,'O',0x150},{0x02DD,'u',0x171},{0x02DD,'U',0x170},
// cedilla
{0x00B8,'c',0xE7},{0x00B8,'C',0xC7},{0x00B8,'s',0x15F},{0x00B8,'S',0x15E},
};
// The composed character, or 0 if the accent does not combine with base.
inline uint32_t compose(uint32_t dead, uint32_t base) {
for (const ComposeEntry& e : COMPOSE)
if (e.dead == dead && e.base == base) return e.result;
return 0;
}
inline void build_key(char* out, int cap, const char* prefix,
const char* id, const char* suffix = nullptr) {
int pos = 0;
@@ -54,10 +124,9 @@ inline void build_key(char* out, int cap, const char* prefix,
out[pos] = '\0';
}
// Read an array of byte values from the layout table.
// Read an array of byte values (scancodes) from the layout table.
// Returns the element count, or -1 if the key is missing or malformed.
inline int read_bytes(const toml::Doc& doc, const char* key,
uint8_t* out, int cap) {
inline int read_bytes(const toml::Doc& doc, const char* key, uint8_t* out, int cap) {
toml::Value* arr = doc.get_array(key);
if (!arr) return -1;
if (arr->array.count > cap) return -1;
@@ -70,6 +139,23 @@ inline int read_bytes(const toml::Doc& doc, const char* key,
return arr->array.count;
}
// Read an array of characters (Unicode codepoints). 0x80-0x9F are C1 control
// codes in Unicode, never key output, so they are read as the Windows-1252
// bytes older layout files used (0x80 = euro sign).
inline int read_codepoints(const toml::Doc& doc, const char* key, uint32_t* out, int cap) {
toml::Value* arr = doc.get_array(key);
if (!arr) return -1;
if (arr->array.count > cap) return -1;
for (int i = 0; i < arr->array.count; i++) {
toml::Value* value = arr->array.items[i];
if (!value || value->type != toml::Type::Int) return -1;
int64_t v = value->ival;
if (v < 0 || v > 0x10FFFF || (v >= 0xD800 && v <= 0xDFFF)) return -1;
out[i] = (v >= 0x80 && v <= 0x9F) ? utf8::from_cp1252((uint8_t)v) : (uint32_t)v;
}
return arr->array.count;
}
// Parse one [layouts.<id>] table. Returns false if the layout declares key
// overrides but they are inconsistent, in which case the caller skips it: a
// malformed table must never produce a half-applied layout.
@@ -85,10 +171,15 @@ inline bool load_layout(Layout* out, const char* id, const toml::Doc& doc) {
montauk::strncpy(out->short_name, doc.get_string(key, id),
sizeof(out->short_name));
uint8_t scancodes[MAX_KEYS];
uint8_t base[MAX_KEYS];
uint8_t shift[MAX_KEYS];
uint8_t altgr[MAX_KEYS] = {};
build_key(key, sizeof(key), "layouts.", id, ".dead_keys");
int dead = read_codepoints(doc, key, out->dead_keys, MAX_DEAD_KEYS);
if (dead < 0 && doc.get_array(key)) return false; // present but malformed
out->dead_count = dead < 0 ? 0 : dead;
uint8_t scancodes[MAX_KEYS];
uint32_t base[MAX_KEYS];
uint32_t shift[MAX_KEYS];
uint32_t altgr[MAX_KEYS] = {};
build_key(key, sizeof(key), "layouts.", id, ".scancodes");
int count = read_bytes(doc, key, scancodes, MAX_KEYS);
@@ -99,11 +190,11 @@ inline bool load_layout(Layout* out, const char* id, const toml::Doc& doc) {
}
build_key(key, sizeof(key), "layouts.", id, ".base");
if (read_bytes(doc, key, base, MAX_KEYS) != count) return false;
if (read_codepoints(doc, key, base, MAX_KEYS) != count) return false;
build_key(key, sizeof(key), "layouts.", id, ".shift");
if (read_bytes(doc, key, shift, MAX_KEYS) != count) return false;
if (read_codepoints(doc, key, shift, MAX_KEYS) != count) return false;
build_key(key, sizeof(key), "layouts.", id, ".altgr");
int altgr_count = read_bytes(doc, key, altgr, MAX_KEYS);
int altgr_count = read_codepoints(doc, key, altgr, MAX_KEYS);
if (altgr_count >= 0 && altgr_count != count) return false;
for (int i = 0; i < count; i++) {
@@ -174,6 +265,7 @@ inline Registry load_registry() {
// it reads one small file instead of re-parsing the whole layout table.
inline void refresh_selection(State* state, const char* username) {
if (!state) return;
state->pending_dead = 0; // a dead key never carries over a layout switch
for (int i = 0; i < state->registry.count; i++) state->enabled[i] = false;
toml::Doc doc = config::load_user(username, "keyboard");
@@ -237,57 +329,117 @@ inline int next_enabled(const State& state, int current) {
}
// Caps Lock is derived rather than declared per key: it applies only where
// base and shift are a Windows-1252 lower/upper letter pair. That covers the
// accented letters (aa 0xE5 / AA 0xC5) without wrongly upper-casing keys such
// as 2 / " where the shifted value is unrelated punctuation.
inline constexpr bool is_letter_pair(uint8_t base, uint8_t shift) {
// base and shift are the lower/upper case of one letter. That covers accented
// letters in any script (aa/AA, e-caron/E-caron) without wrongly upper-casing
// keys such as 2 / " where the shifted value is unrelated punctuation.
inline constexpr bool is_letter_pair(uint32_t base, uint32_t shift) {
if (base == 0 || shift == 0) return false;
if (base < 0x61) return false;
if (base > 0x7A && base < 0xE0) return false;
if (base == 0xF7) return false; // division sign sits inside the range
return shift == (uint8_t)(base - 0x20);
return utf8::is_case_pair(base, shift);
}
static_assert(is_letter_pair(0xE5, 0xC5)); // aa / AA
static_assert(is_letter_pair(0xF8, 0xD8)); // oe / OE
static_assert(is_letter_pair(0xE6, 0xC6)); // ae / AE
static_assert(is_letter_pair(0xE5, 0xC5)); // aa / AA
static_assert(is_letter_pair(0xF8, 0xD8)); // oe / OE
static_assert(is_letter_pair(0x11B, 0x11A)); // e-caron
static_assert(is_letter_pair('a', 'A'));
static_assert(!is_letter_pair('2', '"'));
static_assert(!is_letter_pair(0xF7, 0xD7)); // divide / multiply
static_assert(!is_letter_pair(0xF7, 0xD7)); // divide / multiply
static_assert(!is_letter_pair(0x11B, '2')); // Czech number row
inline void translate(const State& state, abi::KeyEvent* key) {
inline bool is_dead_key(const Layout& layout, uint32_t cp) {
if (cp == 0) return false;
for (int i = 0; i < layout.dead_count; i++)
if (layout.dead_keys[i] == cp) return true;
return false;
}
// Keys that may be pressed between a dead key and its letter without
// cancelling it (Shift for a capital, AltGr, Caps Lock, ...).
inline constexpr bool is_modifier_scancode(uint8_t sc) {
return sc == 0x2A || sc == 0x36 || sc == 0x1D || sc == 0x38 ||
sc == 0x3A || sc == 0x45 || sc == 0x46 || sc == 0x5B || sc == 0x5C;
}
// Apply the active layout to a raw key event: the character it types goes to
// key->codepoint, its Windows-1252 byte (or KEY_ASCII_SUBSTITUTE) to
// key->ascii. Dead keys type nothing and modify the following character, so
// the state is updated on presses.
inline void translate(State& state, abi::KeyEvent* key) {
if (!key) return;
if (state.active < 0 || state.active >= state.registry.count) return;
const Layout& layout = state.registry.items[state.active];
const Layout* layout = (state.active >= 0 && state.active < state.registry.count)
? &state.registry.items[state.active] : nullptr;
uint8_t a = (uint8_t)key->ascii;
uint32_t cp = key->codepoint ? key->codepoint
: ((a >= 0x20 && a < 0x7F) ? a : 0);
uint8_t scancode = key->scancode & 0x7F;
// Extended keys carry a main-block scancode with the E0 prefix stripped
// (keypad "/" arrives as 0x35, the same as the main "/"), so translating
// them would turn keypad "/" into whatever the layout puts on that key.
if (key->extended) return;
if (layout && !key->extended) {
for (int i = 0; i < layout->key_count; i++) {
const KeyMap& mapping = layout->keys[i];
if (mapping.scancode != scancode) continue;
uint8_t scancode = key->scancode & 0x7F;
for (int i = 0; i < layout.key_count; i++) {
const KeyMap& mapping = layout.keys[i];
if (mapping.scancode != scancode) continue;
uint32_t out;
if (key->altgr) {
out = mapping.altgr;
} else {
bool upper = key->shift;
if (is_letter_pair(mapping.base, mapping.shift))
upper = key->shift != key->capslock;
out = upper ? mapping.shift : mapping.base;
}
if (out != 0) {
cp = out;
// An AltGr key that produced a character is text, not a
// shortcut. Apps gate insertion on !alt (and alt is
// LeftAlt||RightAlt), so leaving it set would silently swallow
// every AltGr character.
if (key->altgr) key->alt = false;
}
break;
}
}
uint8_t out;
if (key->altgr) {
out = mapping.altgr;
} else {
bool upper = key->shift;
if (is_letter_pair(mapping.base, mapping.shift))
upper = key->shift != key->capslock;
out = upper ? mapping.shift : mapping.base;
}
if (out != 0) {
key->ascii = (char)out;
// An AltGr key that produced a character is text, not a shortcut.
// Apps gate insertion on !alt (and alt is LeftAlt||RightAlt), so
// leaving it set would silently swallow every AltGr character.
if (key->altgr) key->alt = false;
bool dead = layout && !key->extended && is_dead_key(*layout, cp);
bool shortcut = key->ctrl || (key->alt && !key->altgr);
if (dead && shortcut) dead = false;
if (key->pressed && !shortcut) {
if (dead) {
if (state.pending_dead == cp) {
state.pending_dead = 0; // pressed twice: type the accent
dead = false;
} else {
state.pending_dead = cp; // wait for the next character
}
} else if (state.pending_dead) {
if (cp == ' ') {
cp = state.pending_dead; // accent + Space: the accent
state.pending_dead = 0;
} else if (cp) {
// The composed letter, or just the letter when the accent does
// not apply to it (one event can only carry one character).
uint32_t composed = compose(state.pending_dead, cp);
if (composed) cp = composed;
state.pending_dead = 0;
} else if (!is_modifier_scancode(scancode)) {
state.pending_dead = 0; // Enter, arrows, ... cancel it
}
}
}
if (dead) {
key->codepoint = 0;
key->ascii = 0;
return;
}
key->codepoint = cp;
if (cp != 0) {
uint8_t b = utf8::to_cp1252(cp);
key->ascii = b ? (char)b : abi::KEY_ASCII_SUBSTITUTE;
}
}
// ---- Direct keyboard readers ----
template/sysroot/include/montauk/statuscodes.h
+73 -18
View File
@@ -6,29 +6,84 @@
#pragma once
// Userspace mirror of kernel/src/Common/StatusCodes.hpp. Also usable from C
// (the libc includes it), where the enumerators are unqualified.
// Userspace status codes.
// Analogous to kernel/src/Common/StatusCodes.hpp, but positive numbers are used.
#ifdef __cplusplus
namespace montauk {
#endif
enum StatusCode {
typedef enum {
Success = 0,
GenericFailure = -1,
PermissionDenied = -2,
CapabilityDenied = -3,
SystemIntegrityError = -4,
BadPointer = -5,
InvalidArgument = -6,
UnsupportedOp = -7,
NoDevice = -8,
IoFailure = -9,
BadInvocation = -10,
NoSuchPath = -11,
Busy = -12,
BufferTooSmall = -13,
OutOfMemory = -14
};
GenericFailure = 1,
PermissionDenied = 2,
CapabilityDenied = 3,
SystemIntegrityError = 4,
BadPointer = 5,
InvalidArgument = 6,
UnsupportedOp = 7,
NoDevice = 8,
IoFailure = 9,
BadInvocation = 10,
NoSuchPath = 11,
Busy = 12,
BufferTooSmall = 13,
OutOfMemory = 14
} StatusCode;
inline const char* GetStatusText(StatusCode statusCode) {
const char* statusText[] = {
"Success", // 0
"Generic failure", // 1
"Permission denied", // 2
"Capability denied", // 3
"System integrity error", // 4
"Bad pointer", // 5
"Invalid argument", // 6
"Unsupported operation", // 7
"No device", // 8
"I/O failure", // 9
"Bad invocation", // 10
"No such path", // 11
"Busy", // 12
"Buffer too small", // 13
"Out of memory", // 14
};
if (statusCode > 0 && statusCode <= 14) {
return statusText[statusCode];
} else {
return "Unknown error";
}
}
// Shared with C (libc.c), so no nullptr.
inline const char* GetStatusExplanationText(StatusCode statusCode) {
const char* explanationText[] = {
0, // 0
0, // 1
0, // 2
0, // 3
"The path is protected by the system and cannot be modified.", // 4
0, // 5
0, // 6
0, // 7
0, // 8
0, // 9
0, // 10
0, // 11
0, // 12
"The buffer supplied by the caller is too small.", // 13
0, // 14
};
if (statusCode > 0 && statusCode <= 14) {
if (explanationText[statusCode] != 0) {
return explanationText[statusCode];
}
}
return GetStatusText(statusCode);
}
#ifdef __cplusplus
}
template/sysroot/include/montauk/syscall.h
+20 -2
View File
@@ -7,6 +7,7 @@
#pragma once
#include <Api/Syscall.hpp>
#include <montauk/statuscodes.h>
#include <montauk/utf8.h>
namespace montauk {
@@ -222,7 +223,23 @@ namespace montauk {
// Keyboard
inline bool is_key_available() { return (bool)syscall0(montauk::abi::SYS_ISKEYAVAILABLE); }
inline void getkey(montauk::abi::KeyEvent* out) { syscall1(montauk::abi::SYS_GETKEY, (uint64_t)out); }
// Scancode to use when checking for navigation keys (arrows, Home/End,
// PgUp/PgDn, Insert/Delete). The keypad shares those scancodes with its
// digit and '.' keys, so a keypad key that types a character reports 0
// here: numpad 4 is text, not Left. Compare against this, not .scancode.
inline uint8_t nav_scancode(const montauk::abi::KeyEvent& key) {
uint8_t sc = key.scancode;
if (!key.extended && (sc & 0x7F) >= 0x47 && (sc & 0x7F) <= 0x53 &&
montauk::utf8::key_codepoint(key) != 0)
return 0;
return sc;
}
// Fills the full event, including the Unicode codepoint the key types.
inline void getkey(montauk::abi::KeyEvent* out) {
syscall2(montauk::abi::SYS_GETKEY_EX, (uint64_t)out, sizeof(*out));
}
// Text keys arrive as UTF-8, one byte per call.
inline char getchar() { return (char)syscall0(montauk::abi::SYS_GETCHAR); }
// Returns 0 rather than blocking when no character is pending.
inline char getchar_nb() { return (char)syscall0(montauk::abi::SYS_GETCHAR_NB); }
@@ -496,7 +513,8 @@ namespace montauk {
return (int)syscall3(montauk::abi::SYS_CHILDIO_WRITE, (uint64_t)childPid, (uint64_t)data, (uint64_t)len);
}
inline int childio_writekey(int childPid, const montauk::abi::KeyEvent* key) {
return (int)syscall2(montauk::abi::SYS_CHILDIO_WRITEKEY, (uint64_t)childPid, (uint64_t)key);
return (int)syscall3(montauk::abi::SYS_CHILDIO_WRITEKEY_EX, (uint64_t)childPid,
(uint64_t)key, sizeof(*key));
}
inline int childio_settermsz(int childPid, int cols, int rows) {
return (int)syscall3(montauk::abi::SYS_CHILDIO_SETTERMSZ, (uint64_t)childPid, (uint64_t)cols, (uint64_t)rows);
template/sysroot/include/montauk/user.h
+22 -1
View File
@@ -9,6 +9,7 @@
#include <montauk/string.h>
#include <montauk/heap.h>
#include <montauk/config.h>
#include <montauk/utf8.h>
#include <bearssl_hash.h>
namespace montauk {
@@ -107,7 +108,7 @@ namespace user {
bytes_to_hex(hash, 32, out_hex64);
}
inline bool verify_password(const char* password, const char* salt_hex, const char* stored_hex64) {
inline bool verify_password_bytes(const char* password, const char* salt_hex, const char* stored_hex64) {
char computed[65];
hash_password(password, salt_hex, computed);
@@ -118,6 +119,26 @@ namespace user {
return diff == 0;
}
// Passwords are hashed as UTF-8. Before the switch to UTF-8, password
// fields stored typed characters as Windows-1252 bytes, so a non-ASCII
// password set back then only matches its 1252 form; try that too.
inline bool verify_password(const char* password, const char* salt_hex, const char* stored_hex64) {
if (verify_password_bytes(password, salt_hex, stored_hex64)) return true;
char legacy[256];
int o = 0;
bool non_ascii = false;
for (const char* p = password; *p;) {
uint32_t cp = montauk::utf8::next(&p);
uint8_t b = montauk::utf8::to_cp1252(cp);
if (b == 0 || o >= (int)sizeof(legacy) - 1) return false;
if (b >= 0x80) non_ascii = true;
legacy[o++] = (char)b;
}
legacy[o] = '\0';
return non_ascii && verify_password_bytes(legacy, salt_hex, stored_hex64);
}
// ---- User database I/O ----
inline int load_users(UserInfo* buf, int max) {
template/sysroot/include/montauk/utf8.h
+399
View File
@@ -0,0 +1,399 @@
/*
* utf8.h
* UTF-8 text encoding helpers with a Windows-1252 fallback
* Copyright (c) 2026 Daniel Hammer
*/
#pragma once
#include <cstdint>
// MontaukOS text is UTF-8. Before this it was single-byte Windows-1252, so
// older files (and anything else that is not valid UTF-8) still turn up. The
// decoder never fails: a byte that does not start a well-formed sequence is
// read as ONE Windows-1252 character. Valid UTF-8 and plain ASCII are
// unaffected, and legacy text keeps rendering exactly as it used to.
//
// Character boundaries follow the same rule, so cursor movement, deletion and
// truncation all agree with what the renderer draws.
namespace montauk::utf8 {
inline constexpr uint32_t REPLACEMENT = 0xFFFD;
inline constexpr int MAX_BYTES = 4;
// Windows-1252 byte -> Unicode codepoint. 0x80-0x9F carry the typographic
// punctuation; every other byte is identical to Latin-1 / Unicode.
inline constexpr uint32_t from_cp1252(uint8_t b) {
switch (b) {
case 0x80: return 0x20AC; // Euro Sign
case 0x82: return 0x201A; // Single Low-9 Quotation Mark
case 0x83: return 0x0192; // Latin Small Letter F With Hook
case 0x84: return 0x201E; // Double Low-9 Quotation Mark
case 0x85: return 0x2026; // Horizontal Ellipsis
case 0x86: return 0x2020; // Dagger
case 0x87: return 0x2021; // Double Dagger
case 0x88: return 0x02C6; // Modifier Letter Circumflex Accent
case 0x89: return 0x2030; // Per Mille Sign
case 0x8A: return 0x0160; // Latin Capital Letter S With Caron
case 0x8B: return 0x2039; // Single Left-Pointing Angle Quotation Mark
case 0x8C: return 0x0152; // Latin Capital Ligature OE
case 0x8E: return 0x017D; // Latin Capital Letter Z With Caron
case 0x91: return 0x2018; // Left Single Quotation Mark
case 0x92: return 0x2019; // Right Single Quotation Mark
case 0x93: return 0x201C; // Left Double Quotation Mark
case 0x94: return 0x201D; // Right Double Quotation Mark
case 0x95: return 0x2022; // Bullet
case 0x96: return 0x2013; // En Dash
case 0x97: return 0x2014; // Em Dash
case 0x98: return 0x02DC; // Small Tilde
case 0x99: return 0x2122; // Trade Mark Sign
case 0x9A: return 0x0161; // Latin Small Letter S With Caron
case 0x9B: return 0x203A; // Single Right-Pointing Angle Quotation Mark
case 0x9C: return 0x0153; // Latin Small Ligature OE
case 0x9E: return 0x017E; // Latin Small Letter Z With Caron
case 0x9F: return 0x0178; // Latin Capital Letter Y With Diaeresis
default: return b;
}
}
// Unicode codepoint -> Windows-1252 byte, or 0 if it has none. Used where a
// single byte is still required (PDF WinAnsi output, legacy byte tables).
inline constexpr uint8_t to_cp1252(uint32_t cp) {
if (cp < 0x80 || (cp >= 0xA0 && cp <= 0xFF)) return (uint8_t)cp;
for (int b = 0x80; b <= 0x9F; b++) {
uint32_t m = from_cp1252((uint8_t)b);
if (m != (uint32_t)b && m == cp) return (uint8_t)b;
}
return 0;
}
// Length of the well-formed UTF-8 sequence starting at s (at most `avail`
// bytes, stopping early at a NUL), or 0 if it is not one. Rejects overlong
// forms, surrogates and values above U+10FFFF.
inline int sequence_length(const char* s, int avail, uint32_t* out_cp = nullptr) {
if (avail <= 0) return 0;
const uint8_t* u = (const uint8_t*)s;
uint8_t b0 = u[0];
if (b0 < 0x80) {
if (out_cp) *out_cp = b0;
return 1;
}
int n;
uint32_t cp, min;
if (b0 >= 0xC2 && b0 <= 0xDF) { n = 2; cp = b0 & 0x1F; min = 0x80; }
else if (b0 >= 0xE0 && b0 <= 0xEF) { n = 3; cp = b0 & 0x0F; min = 0x800; }
else if (b0 >= 0xF0 && b0 <= 0xF4) { n = 4; cp = b0 & 0x07; min = 0x10000; }
else return 0;
if (n > avail) return 0;
for (int i = 1; i < n; i++) {
uint8_t c = u[i];
if ((c & 0xC0) != 0x80) return 0; // also catches NUL
cp = (cp << 6) | (c & 0x3F);
}
if (cp < min || cp > 0x10FFFF || (cp >= 0xD800 && cp <= 0xDFFF)) return 0;
if (out_cp) *out_cp = cp;
return n;
}
// Decode one character from a buffer of `avail` bytes. Returns the codepoint
// and stores the number of bytes consumed (always >= 1 when avail > 0).
inline uint32_t decode(const char* s, int avail, int* consumed) {
if (avail <= 0) { if (consumed) *consumed = 0; return 0; }
uint32_t cp;
int n = sequence_length(s, avail, &cp);
if (n == 0) {
n = 1;
cp = from_cp1252((uint8_t)s[0]);
}
if (consumed) *consumed = n;
return cp;
}
// Decode one character from a NUL-terminated string and advance *p past it.
// Returns 0 (without advancing) at the terminator.
inline uint32_t next(const char** p) {
const char* s = *p;
if (!*s) return 0;
int n;
// A sequence never spans the terminator: sequence_length stops at NUL
// because NUL is not a continuation byte.
uint32_t cp = decode(s, MAX_BYTES, &n);
*p = s + n;
return cp;
}
// Encode a codepoint as UTF-8 into out (room for 4 bytes, NOT terminated).
// Returns the byte count. Invalid codepoints encode U+FFFD.
inline int encode(uint32_t cp, char* out) {
if (cp > 0x10FFFF || (cp >= 0xD800 && cp <= 0xDFFF)) cp = REPLACEMENT;
uint8_t* o = (uint8_t*)out;
if (cp < 0x80) { o[0] = (uint8_t)cp; return 1; }
if (cp < 0x800) {
o[0] = (uint8_t)(0xC0 | (cp >> 6));
o[1] = (uint8_t)(0x80 | (cp & 0x3F));
return 2;
}
if (cp < 0x10000) {
o[0] = (uint8_t)(0xE0 | (cp >> 12));
o[1] = (uint8_t)(0x80 | ((cp >> 6) & 0x3F));
o[2] = (uint8_t)(0x80 | (cp & 0x3F));
return 3;
}
o[0] = (uint8_t)(0xF0 | (cp >> 18));
o[1] = (uint8_t)(0x80 | ((cp >> 12) & 0x3F));
o[2] = (uint8_t)(0x80 | ((cp >> 6) & 0x3F));
o[3] = (uint8_t)(0x80 | (cp & 0x3F));
return 4;
}
inline int encoded_length(uint32_t cp) {
if (cp > 0x10FFFF || (cp >= 0xD800 && cp <= 0xDFFF)) return 3; // U+FFFD
return cp < 0x80 ? 1 : cp < 0x800 ? 2 : cp < 0x10000 ? 3 : 4;
}
// ==== Case mapping ====
// Simple one-to-one case mapping for the scripts MontaukOS keyboard layouts
// cover: ASCII, Latin-1, Latin Extended-A, Greek and Cyrillic. Anything else
// is returned unchanged.
inline constexpr uint32_t to_upper(uint32_t c) {
if (c >= 'a' && c <= 'z') return c - 0x20;
if (c < 0x80) return c;
if (c >= 0xE0 && c <= 0xFE && c != 0xF7) return c - 0x20;
if (c == 0xFF) return 0x178;
if (c == 0xB5) return 0x39C; // micro -> Mu
// Latin Extended-A: pairs alternate upper/lower, except the two ranges
// where the alignment shifts by one (L-stroke..N-apostrophe, Z-acute..).
if (c == 0x131) return 'I'; // dotless i
if (c >= 0x100 && c <= 0x137 && c != 0x130) return (c & 1) ? c - 1 : c;
if (c >= 0x139 && c <= 0x148) return (c & 1) ? c : c - 1;
if (c >= 0x14A && c <= 0x177) return (c & 1) ? c - 1 : c;
if (c >= 0x179 && c <= 0x17E) return (c & 1) ? c : c - 1;
if (c == 0x17F) return 'S'; // long s
// Greek
if (c >= 0x3B1 && c <= 0x3C9 && c != 0x3C2) return c - 0x20;
if (c == 0x3C2) return 0x3A3; // final sigma
if (c == 0x3AC) return 0x386;
if (c >= 0x3AD && c <= 0x3AF) return c - 0x25;
if (c == 0x3CC) return 0x38C;
if (c == 0x3CD || c == 0x3CE) return c - 0x3F;
// Cyrillic
if (c >= 0x430 && c <= 0x44F) return c - 0x20;
if (c >= 0x450 && c <= 0x45F) return c - 0x50;
return c;
}
inline constexpr uint32_t to_lower(uint32_t c) {
if (c >= 'A' && c <= 'Z') return c + 0x20;
if (c < 0x80) return c;
if (c >= 0xC0 && c <= 0xDE && c != 0xD7) return c + 0x20;
if (c == 0x178) return 0xFF;
if (c == 0x130) return 'i'; // dotted I
if (c >= 0x100 && c <= 0x137) return (c & 1) ? c : c + 1;
if (c >= 0x139 && c <= 0x148) return (c & 1) ? c + 1 : c;
if (c >= 0x14A && c <= 0x177) return (c & 1) ? c : c + 1;
if (c >= 0x179 && c <= 0x17E) return (c & 1) ? c + 1 : c;
if (c >= 0x391 && c <= 0x3A9 && c != 0x3A2) return c + 0x20;
if (c == 0x386) return 0x3AC;
if (c >= 0x388 && c <= 0x38A) return c + 0x25;
if (c == 0x38C) return 0x3CC;
if (c == 0x38E || c == 0x38F) return c + 0x3F;
if (c >= 0x410 && c <= 0x42F) return c + 0x20;
if (c >= 0x400 && c <= 0x40F) return c + 0x50;
return c;
}
// True if lower/upper are the two cases of one letter.
inline constexpr bool is_case_pair(uint32_t lower, uint32_t upper) {
return lower != upper && to_upper(lower) == upper && to_lower(upper) == lower;
}
// Text a key event types, as a codepoint (0 for control/non-text keys).
// KeyEvent::codepoint is filled by the kernel and by layout translation;
// events built by hand may leave it 0, so fall back to `ascii` (a
// Windows-1252 byte).
template <typename Key>
inline uint32_t key_codepoint(const Key& key) {
if (key.codepoint) {
uint32_t cp = key.codepoint;
return (cp < 0x20 || cp == 0x7F || (cp >= 0x80 && cp < 0xA0)) ? 0 : cp;
}
uint8_t b = (uint8_t)key.ascii;
if (b < 0x20 || b == 0x7F) return 0;
return from_cp1252(b);
}
// Same, encoded as UTF-8 into out (4 bytes). Returns the length, 0 if none.
template <typename Key>
inline int key_utf8(const Key& key, char* out) {
uint32_t cp = key_codepoint(key);
return cp ? encode(cp, out) : 0;
}
// Byte offset of the character after the one at `pos` (len = buffer length).
inline int next_boundary(const char* s, int len, int pos) {
if (pos >= len) return len;
if (pos < 0) return 0;
int n;
decode(s + pos, len - pos, &n);
return pos + n;
}
// Byte offset of the character before `pos`. A run of continuation bytes is
// one character only if it completes a well-formed sequence ending exactly at
// pos; otherwise the previous byte stands alone (Windows-1252 fallback).
inline int prev_boundary(const char* s, int pos) {
if (pos <= 0) return 0;
for (int back = 2; back <= MAX_BYTES && back <= pos; back++) {
if (((uint8_t)s[pos - back + 1] & 0xC0) != 0x80) break;
int start = pos - back;
if (sequence_length(s + start, back) == back) return start;
}
return pos - 1;
}
// Snap `pos` back onto a character boundary. Use before truncating a buffer
// or splitting at an arbitrary byte offset.
inline int floor_boundary(const char* s, int len, int pos) {
if (pos <= 0) return 0;
if (pos >= len) return len;
if (((uint8_t)s[pos] & 0xC0) != 0x80) return pos;
// pos is a continuation byte: it is inside a character only if a
// well-formed sequence starting up to 3 bytes earlier covers it.
for (int back = 1; back < MAX_BYTES && back <= pos; back++) {
int start = pos - back;
int n = sequence_length(s + start, len - start);
if (n > back) return start;
if (((uint8_t)s[start] & 0xC0) != 0x80) break;
}
return pos;
}
// Number of characters in a NUL-terminated string.
inline int count(const char* s) {
int n = 0;
while (*s) { next(&s); n++; }
return n;
}
// Number of characters in the first `len` bytes.
inline int count(const char* s, int len) {
int n = 0, pos = 0;
while (pos < len) { pos = next_boundary(s, len, pos); n++; }
return n;
}
// Byte offset of the `index`th character (clamped to len).
inline int offset_of(const char* s, int len, int index) {
int pos = 0;
while (index-- > 0 && pos < len) pos = next_boundary(s, len, pos);
return pos;
}
// True if the buffer is entirely well-formed UTF-8.
inline bool valid(const char* s, int len) {
for (int pos = 0; pos < len;) {
int n = sequence_length(s + pos, len - pos);
if (n == 0) return false;
pos += n;
}
return true;
}
// Rewrite a buffer as well-formed UTF-8 (each stray byte becomes the
// character the Windows-1252 fallback would display). Returns the output
// length, truncated on a character boundary to fit cap - 1, NUL-terminated.
inline int normalize(const char* in, int len, char* out, int cap) {
if (cap <= 0) return 0;
int o = 0;
for (int pos = 0; pos < len;) {
int n;
uint32_t cp = decode(in + pos, len - pos, &n);
int need = encoded_length(cp);
if (o + need > cap - 1) break;
o += encode(cp, out + o);
pos += n;
}
out[o] = '\0';
return o;
}
// Copy src into dst (cap bytes incl. NUL) without splitting a character.
inline int copy(char* dst, int cap, const char* src) {
if (cap <= 0) return 0;
int len = 0;
while (src[len]) len++;
int n = len < cap - 1 ? len : floor_boundary(src, len, cap - 1);
for (int i = 0; i < n; i++) dst[i] = src[i];
dst[n] = '\0';
return n;
}
// ==== Editing a NUL-terminated buffer with a byte cursor ====
// `len` is the current length, `cap` the buffer size including the NUL. The
// cursor is a byte offset that is always kept on a character boundary.
// Insert n bytes at *cursor. Returns false (buffer unchanged) if they don't fit.
inline bool insert(char* buf, int* len, int cap, int* cursor,
const char* s, int n) {
if (n <= 0 || *len + n >= cap) return false;
int at = *cursor < 0 ? 0 : (*cursor > *len ? *len : *cursor);
for (int i = *len; i >= at; i--) buf[i + n] = buf[i]; // moves the NUL
for (int i = 0; i < n; i++) buf[at + i] = s[i];
*len += n;
*cursor = at + n;
return true;
}
// Insert the text a key event types. Returns false if it types nothing or
// does not fit.
template <typename Key>
inline bool insert_key(char* buf, int* len, int cap, int* cursor, const Key& key) {
char t[MAX_BYTES];
int n = key_utf8(key, t);
return n > 0 && insert(buf, len, cap, cursor, t, n);
}
// Remove the bytes [start, end).
inline void erase(char* buf, int* len, int start, int end) {
if (start < 0) start = 0;
if (end > *len) end = *len;
if (start >= end) return;
int n = end - start;
for (int i = start; i + n <= *len; i++) buf[i] = buf[i + n]; // moves the NUL
*len -= n;
}
// Backspace: delete the character before the cursor.
inline bool erase_before(char* buf, int* len, int* cursor) {
if (*cursor <= 0) return false;
int start = prev_boundary(buf, *cursor);
erase(buf, len, start, *cursor);
*cursor = start;
return true;
}
// Delete: remove the character at the cursor.
inline bool erase_at(char* buf, int* len, int cursor) {
if (cursor >= *len) return false;
erase(buf, len, cursor, next_boundary(buf, *len, cursor));
return true;
}
// Append typed text at the end (simple line inputs without a cursor).
template <typename Key>
inline bool append_key(char* buf, int* len, int cap, const Key& key) {
int cursor = *len;
return insert_key(buf, len, cap, &cursor, key);
}
// Backspace for append-only inputs: drop the last character.
inline bool erase_last(char* buf, int* len) {
int cursor = *len;
return erase_before(buf, len, &cursor);
}
} // namespace montauk::utf8
template/sysroot/include/rtlsdr/rtlsdr.h
-36
View File
@@ -1,36 +0,0 @@
#pragma once
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct rtlsdr_device rtlsdr_device;
typedef struct rtlsdr_device_info {
char name[64];
char tuner[32];
char serial[32];
uint64_t freq_min;
uint64_t freq_max;
uint32_t sample_rate_min;
uint32_t sample_rate_max;
uint32_t num_gains;
int32_t gains[32];
} rtlsdr_device_info;
int rtlsdr_count(void);
int rtlsdr_get_device_info(int index, rtlsdr_device_info* out);
int rtlsdr_open(rtlsdr_device** out, int index);
int rtlsdr_close(rtlsdr_device* dev);
int rtlsdr_set_center_freq(rtlsdr_device* dev, uint64_t hz);
uint64_t rtlsdr_get_center_freq(const rtlsdr_device* dev);
int rtlsdr_set_sample_rate(rtlsdr_device* dev, uint32_t hz);
uint32_t rtlsdr_get_sample_rate(const rtlsdr_device* dev);
int rtlsdr_set_tuner_gain_mode(rtlsdr_device* dev, int manual);
int rtlsdr_set_tuner_gain(rtlsdr_device* dev, int tenths_db);
int rtlsdr_set_freq_correction(rtlsdr_device* dev, int ppm);
int rtlsdr_set_agc_mode(rtlsdr_device* dev, int on);
int rtlsdr_set_direct_sampling(rtlsdr_device* dev, int mode);
int rtlsdr_start(rtlsdr_device* dev);
int rtlsdr_stop(rtlsdr_device* dev);
int rtlsdr_read(rtlsdr_device* dev, void* data, uint32_t length);
#ifdef __cplusplus
}
#endif
template/sysroot/lib/libjpeg.a
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template/sysroot/lib/liblibc.a
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template/sysroot/lib/libtls.a
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