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-rw-r--r--lib/libc/include/ctype.h1
-rw-r--r--lib/libc/include/unistd.h8
-rw-r--r--lib/libc/src/hyra/socket.c13
-rw-r--r--lib/libc/src/hyra/sysctl.c38
-rw-r--r--lib/libc/src/main.c2
-rw-r--r--lib/libc/src/posix/getopt.c100
-rw-r--r--lib/libc/src/unistd/hostname.c125
-rw-r--r--lib/libgfx/include/libgfx/draw.h20
-rw-r--r--lib/libgfx/src/draw.c136
-rw-r--r--lib/liboda/include/liboda/input.h11
-rw-r--r--lib/liboda/include/liboda/oda.h23
-rw-r--r--lib/liboda/include/liboda/types.h1
-rw-r--r--lib/liboda/src/input.c27
-rw-r--r--lib/liboda/src/window.c206
14 files changed, 700 insertions, 11 deletions
diff --git a/lib/libc/include/ctype.h b/lib/libc/include/ctype.h
index 2348852..0ff9a43 100644
--- a/lib/libc/include/ctype.h
+++ b/lib/libc/include/ctype.h
@@ -72,6 +72,7 @@ __isspace(int c)
return 1;
return 0;
+ }
}
__END_DECLS
diff --git a/lib/libc/include/unistd.h b/lib/libc/include/unistd.h
index b9c9f5e..21206ad 100644
--- a/lib/libc/include/unistd.h
+++ b/lib/libc/include/unistd.h
@@ -47,6 +47,9 @@ __BEGIN_DECLS
int sysconf(int name);
int setuid(uid_t new);
+int gethostname(char *name, size_t size);
+int sethostname(const char *name, size_t size);
+
uid_t getuid(void);
char *getlogin(void);
@@ -60,6 +63,11 @@ off_t lseek(int fildes, off_t offset, int whence);
pid_t getpid(void);
pid_t getppid(void);
+extern char *optarg;
+extern int optind, opterr, optopt;
+
+int getopt(int argc, char *argv[], const char *optstring);
+
__END_DECLS
#endif /* !_UNISTD_H */
diff --git a/lib/libc/src/hyra/socket.c b/lib/libc/src/hyra/socket.c
index b3039f6..2a62541 100644
--- a/lib/libc/src/hyra/socket.c
+++ b/lib/libc/src/hyra/socket.c
@@ -71,3 +71,16 @@ connect(int socket, const struct sockaddr *address, socklen_t len)
{
return syscall(SYS_connect, socket, (uintptr_t)address, len);
}
+
+int
+setsockopt(int sockfd, int level, int name, const void *v, socklen_t len)
+{
+ return syscall(
+ SYS_setsockopt,
+ sockfd,
+ level,
+ name,
+ (uintptr_t)v,
+ len
+ );
+}
diff --git a/lib/libc/src/hyra/sysctl.c b/lib/libc/src/hyra/sysctl.c
new file mode 100644
index 0000000..2903e6f
--- /dev/null
+++ b/lib/libc/src/hyra/sysctl.c
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Hyra nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/types.h>
+#include <sys/syscall.h>
+#include <sys/sysctl.h>
+
+int
+sysctl(struct sysctl_args *args)
+{
+ return syscall(SYS_sysctl, (uintptr_t)args);
+}
diff --git a/lib/libc/src/main.c b/lib/libc/src/main.c
index 02a648b..68f9bdb 100644
--- a/lib/libc/src/main.c
+++ b/lib/libc/src/main.c
@@ -30,6 +30,7 @@
#include <sys/exec.h>
#include <stdint.h>
#include <stddef.h>
+#include <unistd.h>
extern int __libc_stdio_init(void);
extern int __malloc_mem_init(void);
@@ -51,6 +52,7 @@ __libc_entry(uint64_t *ctx)
char **argv;
char **envp;
+ optind = 1;
argc = *ctx;
argv = (char **)(ctx + 1);
envp = (char **)(argv + argc + 1);
diff --git a/lib/libc/src/posix/getopt.c b/lib/libc/src/posix/getopt.c
new file mode 100644
index 0000000..d3cd530
--- /dev/null
+++ b/lib/libc/src/posix/getopt.c
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Hyra nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/errno.h>
+#include <unistd.h>
+#include <stdbool.h>
+#include <string.h>
+#include <stdio.h>
+
+char *optarg;
+int optind, opterr, optopt;
+
+int
+getopt(int argc, char *argv[], const char *optstring)
+{
+ size_t optstr_len;
+ char *arg;
+ bool has_arg = false;
+
+ if (argc == 0 || optstring == NULL) {
+ opterr = -EINVAL;
+ return -1;
+ }
+
+ if (optind >= argc) {
+ return -1;
+ }
+
+ arg = argv[optind];
+ optstr_len = strlen(optstring);
+
+ /* Non option argument? */
+ if (arg[0] != '-') {
+ return -1;
+ }
+
+ /*
+ * We will look through each possible flag/option
+ * in the optstring and match it against our arg.
+ */
+ for (size_t i = 0; i < optstr_len; ++i) {
+ if (arg[1] != optstring[i]) {
+ continue;
+ }
+
+ /*
+ * If this option has a ':' right next to it,
+ * it also has an argument.
+ */
+ if (i < optstr_len - 1) {
+ if (optstring[i + 1] == ':') {
+ has_arg = true;
+ }
+ }
+
+ break;
+ }
+
+ /*
+ * Handle cases where the option has an argument
+ * with it (-opt=arg)
+ */
+ if (has_arg && optind < argc ) {
+ if (arg[2] != '=') {
+ opterr = -EINVAL;
+ return -1;
+ }
+ optarg = &arg[3];
+ ++optind;
+ }
+
+ ++optind;
+ return arg[1];
+}
diff --git a/lib/libc/src/unistd/hostname.c b/lib/libc/src/unistd/hostname.c
new file mode 100644
index 0000000..60df9a0
--- /dev/null
+++ b/lib/libc/src/unistd/hostname.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Hyra nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/sysctl.h>
+#include <unistd.h>
+
+/*
+ * Internal helper to grab a sysctl
+ * variable.
+ *
+ * @name: Name definition of sysctl variable
+ * @buf: Buffer to read data in
+ * @buflen: Length of buffer
+ *
+ * Returns zero on success, otherwise a less than
+ * zero value.
+ */
+static int
+__sysctl_get(int name, char *buf, size_t buflen)
+{
+ struct sysctl_args args;
+ int error;
+
+ args.name = &name;
+ args.nlen = 1;
+ args.oldp = buf;
+ args.oldlenp = &buflen;
+ args.newp = NULL;
+ args.newlen = 0;
+
+ if ((error = sysctl(&args)) != 0) {
+ return -1;
+ }
+
+ return 0;
+}
+
+/*
+ * Internal helper to set a sysctl
+ * variable.
+ *
+ * @name: Name definition of sysctl variable
+ * @buf: Buffer with data to set
+ * @buflen: Length of buffer
+ *
+ * Returns zero on success, otherwise a less than
+ * zero value.
+ */
+static int
+__sysctl_set(int name, const char *buf, size_t buflen)
+{
+ struct sysctl_args args;
+ int error;
+
+ args.name = &name;
+ args.nlen = 1;
+ args.oldp = NULL;
+ args.oldlenp = NULL;
+ args.newp = (void *)buf;
+ args.newlen = buflen;
+
+ if ((error = sysctl(&args)) != 0) {
+ return -1;
+ }
+
+ return 0;
+}
+
+/*
+ * Get the system hostname
+ *
+ * @name: Buffer to read name into
+ * @size: Length of name to read
+ */
+int
+gethostname(char *name, size_t size)
+{
+ if (name == NULL || size == 0) {
+ return -1;
+ }
+
+ return __sysctl_get(KERN_HOSTNAME, name, size);
+}
+
+/*
+ * Set the system hostname
+ *
+ * @name: Name to set
+ * @size: Size of name to set
+ */
+int
+sethostname(const char *name, size_t size)
+{
+ if (name == NULL || size == 0) {
+ return -1;
+ }
+
+ return __sysctl_set(KERN_HOSTNAME, name, size);
+}
diff --git a/lib/libgfx/include/libgfx/draw.h b/lib/libgfx/include/libgfx/draw.h
index 9f56f6c..4140593 100644
--- a/lib/libgfx/include/libgfx/draw.h
+++ b/lib/libgfx/include/libgfx/draw.h
@@ -34,7 +34,8 @@
#include <libgfx/gfx.h>
/* Shape types */
-#define SHAPE_SQUARE 0x00000000
+#define SHAPE_SQUARE 0x00000000
+#define SHAPE_SQUARE_BORDER 0x00000001
/* Basic color defines */
#define GFX_BLACK 0x000000
@@ -101,9 +102,26 @@ struct gfx_point {
color_t rgb;
};
+/*
+ * Represents a rectangular region on
+ * the screen.
+ *
+ * @x,y: Position of this region on the screen
+ * @width: Region width
+ * @heght: Region height
+ */
+struct gfx_region {
+ scrpos_t x, y;
+ dimm_t width;
+ dimm_t height;
+};
+
int gfx_draw_shape(struct gfx_ctx *ctx, const struct gfx_shape *shape);
int gfx_plot_point(struct gfx_ctx *ctx, const struct gfx_point *point);
+int gfx_copy_region(struct gfx_ctx *ctx, struct gfx_region *r, scrpos_t x, scrpos_t y);
+color_t gfx_get_pix(struct gfx_ctx *ctx, uint32_t x, uint32_t y);
+
__always_inline static inline size_t
gfx_io_index(struct gfx_ctx *ctx, scrpos_t x, scrpos_t y)
{
diff --git a/lib/libgfx/src/draw.c b/lib/libgfx/src/draw.c
index 9ef8630..4df64a8 100644
--- a/lib/libgfx/src/draw.c
+++ b/lib/libgfx/src/draw.c
@@ -58,7 +58,7 @@ gfx_pixel_bounds(struct gfx_ctx *ctx, uint32_t x, uint32_t y)
scr_width = fbdev.width;
scr_height = fbdev.height;
- if (x >= scr_height || y >= scr_width) {
+ if (x >= scr_width || y >= scr_height) {
return -1;
}
@@ -75,6 +75,7 @@ static int
gfx_draw_square(struct gfx_ctx *ctx, const struct gfx_shape *shape)
{
struct fbattr fbdev;
+ struct gfx_point p;
off_t idx;
scrpos_t x, y;
@@ -84,14 +85,67 @@ gfx_draw_square(struct gfx_ctx *ctx, const struct gfx_shape *shape)
for (x = shape->x; x < shape->x + shape->width; ++x) {
for (y = shape->y; y < shape->y + shape->height; ++y) {
- if (gfx_pixel_bounds(ctx, x, y) < 0) {
- break;
+ p.x = x;
+ p.y = y;
+ p.rgb = shape->color;
+ gfx_plot_point(ctx, &p);
+ }
+ }
+ return 0;
+}
+
+/*
+ * Draw a bordered square onto the screen.
+ *
+ * @ctx: Graphics context pointer
+ * @shape: Bordered square to draw
+ */
+static int
+gfx_draw_bsquare(struct gfx_ctx *ctx, const struct gfx_shape *shape)
+{
+ struct gfx_point p;
+ scrpos_t x_i, y_i;
+ scrpos_t x_f, y_f;
+ scrpos_t x, y;
+
+ if (ctx == NULL || shape == NULL) {
+ return -EINVAL;
+ }
+
+ x_i = shape->x;
+ y_i = shape->y;
+ x_f = shape->x + shape->width;
+ y_f = shape->y + shape->height;
+
+ /*
+ * Draw an unfilled square.
+ *
+ * If we are at the `y_i' or `y_f' position, draw
+ * pixels from 'x_i' to 'x_f'. If we are away
+ * from the `y_i' position, draw two pixels,
+ * one at `x_i' and the other at `x_f' for that
+ * current 'y' value.
+ */
+ for (y = y_i; y < y_f; ++y) {
+ for (x = x_i; x < x_f; ++x) {
+ p.x = x;
+ p.y = y;
+ p.rgb = shape->color;
+
+ /* Origin y, draw entire width */
+ if (y == y_i || y == y_f - 1) {
+ gfx_plot_point(ctx, &p);
+ continue;
}
- idx = gfx_io_index(ctx, x, y);
- ctx->io[idx] = shape->color;
+ p.x = x_i;
+ gfx_plot_point(ctx, &p);
+
+ p.x = x_f - 1;
+ gfx_plot_point(ctx, &p);
}
}
+
return 0;
}
@@ -129,6 +183,34 @@ gfx_plot_point(struct gfx_ctx *ctx, const struct gfx_point *point)
}
/*
+ * Grab the RGB value of a single pixel on
+ * the scren.
+ *
+ * @ctx: Graphics context pointer
+ * @x: X position to sample
+ * @y: Y position to sample
+ */
+color_t
+gfx_get_pix(struct gfx_ctx *ctx, uint32_t x, uint32_t y)
+{
+ const color_t ERROR_COLOR = GFX_BLACK;
+ uint32_t index;
+
+ /* The 'ctx' argument is required */
+ if (ctx == NULL) {
+ return ERROR_COLOR;
+ }
+
+ /* Are we within bounds of the screen */
+ if (gfx_pixel_bounds(ctx, x, y) < 0) {
+ return ERROR_COLOR;
+ }
+
+ index = gfx_io_index(ctx, x, y);
+ return ctx->io[index];
+}
+
+/*
* Draw a shape onto the screen
*
* @ctx: libgfx graphics context
@@ -150,7 +232,51 @@ gfx_draw_shape(struct gfx_ctx *ctx, const struct gfx_shape *shape)
switch (shape->type) {
case SHAPE_SQUARE:
return gfx_draw_square(ctx, shape);
+ case SHAPE_SQUARE_BORDER:
+ return gfx_draw_bsquare(ctx, shape);
}
return -1;
}
+
+/*
+ * Copy a region on one part of a screen to
+ * another part of a screen.
+ *
+ * @ctx: Graphics context pointer
+ * @r: Region to copy
+ * @x: X position for copy dest
+ * @y: Y position for copy dest
+ */
+int
+gfx_copy_region(struct gfx_ctx *ctx, struct gfx_region *r, scrpos_t x, scrpos_t y)
+{
+ struct gfx_point point;
+ color_t pixel;
+ scrpos_t src_cx, src_cy;
+ dimm_t w, h;
+
+ if (ctx == NULL || r == NULL) {
+ return -EINVAL;
+ }
+
+ w = r->width;
+ h = r->height;
+
+ for (int xoff = 0; xoff < w; ++xoff) {
+ for (int yoff = 0; yoff < h; ++yoff) {
+ /* Source position */
+ src_cx = r->x + xoff;
+ src_cy = r->y + yoff;
+
+ /* Plot the new pixel */
+ pixel = gfx_get_pix(ctx, src_cx, src_cy);
+ point.x = x + xoff;
+ point.y = y + yoff;
+ point.rgb = pixel;
+ gfx_plot_point(ctx, &point);
+ }
+ }
+
+ return 0;
+}
diff --git a/lib/liboda/include/liboda/input.h b/lib/liboda/include/liboda/input.h
index 9906329..c74a304 100644
--- a/lib/liboda/include/liboda/input.h
+++ b/lib/liboda/include/liboda/input.h
@@ -30,7 +30,6 @@
#ifndef LIBODA_INPUT_H
#define LIBODA_INPUT_H
-#include <sys/ascii.h>
#include <stdint.h>
#include <stddef.h>
@@ -42,12 +41,22 @@
#define ODA_KEYCHAR(KEY) ((char )(KEY) & 0xFF)
/*
+ * Key defines
+ */
+#define ODA_KEY_OTHER 0x0000
+#define ODA_KEY_ESCAPE 0x0001
+#define ODA_KEY_TAB 0x0002
+#define ODA_KEY_BACKSPACE 0x0003
+
+/*
* Represents a key press
*
+ * @type: Key types (see ODA_KEY_*)
* @scancode: Scancode
* @ch: Character
*/
struct oda_key {
+ uint16_t type;
uint8_t scancode;
char ch;
};
diff --git a/lib/liboda/include/liboda/oda.h b/lib/liboda/include/liboda/oda.h
index 10738a9..9d96f2f 100644
--- a/lib/liboda/include/liboda/oda.h
+++ b/lib/liboda/include/liboda/oda.h
@@ -40,10 +40,12 @@
/*
* ODA representation of a window.
*
+ * @wid: Window ID (identifies the window)
* @surface: Window surface descriptor
* @session: Session this window belongs to
*/
struct oda_window {
+ odawid_t wid;
struct gfx_shape surface;
struct oda_state *session;
TAILQ_ENTRY(oda_window) link;
@@ -81,6 +83,22 @@ struct oda_wattr {
};
/*
+ * Arguments for oda_movewin() are stored
+ * within this structure to minimize the
+ * number of arguments within the function
+ * signature.
+ *
+ * @wp: Window to be moved
+ * @to_x: X position to move window to
+ * @to_y: Y position to move window to
+ */
+struct oda_movewin {
+ struct oda_window *wp;
+ odapos_t to_x;
+ odapos_t to_y;
+};
+
+/*
* A pixel point that can be plotted
* onto a window.
*
@@ -99,9 +117,12 @@ struct oda_point {
int oda_reqwin(struct oda_wattr *params, struct oda_window **res);
int oda_termwin(struct oda_state *state, struct oda_window *win);
-int oda_plotwin(struct oda_state *state, const struct oda_point *point);
+int oda_plotwin(struct oda_state *state, const struct oda_point *point);
+int oda_movewin(struct oda_state *state, struct oda_movewin *params);
int oda_start_win(struct oda_state *state, struct oda_window *win);
+
int oda_init(struct oda_state *res);
+int oda_shutdown(struct oda_state *state);
#endif /* !LIBODA_ODA_H */
diff --git a/lib/liboda/include/liboda/types.h b/lib/liboda/include/liboda/types.h
index 8b77aa7..ec12330 100644
--- a/lib/liboda/include/liboda/types.h
+++ b/lib/liboda/include/liboda/types.h
@@ -36,5 +36,6 @@ typedef uint32_t odapos_t; /* X/Y positions */
typedef uint32_t odapix_t; /* RGB pixel */
typedef odapix_t odacolor_t; /* RGB color */
typedef uint32_t odadimm_t; /* Dimensions */
+typedef uint32_t odawid_t; /* Window ID */
#endif /* !LIBODA_TYPE_H */
diff --git a/lib/liboda/src/input.c b/lib/liboda/src/input.c
index 88c4256..797a9d4 100644
--- a/lib/liboda/src/input.c
+++ b/lib/liboda/src/input.c
@@ -27,13 +27,39 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
+#include <sys/ascii.h>
#include <sys/errno.h>
+#include <sys/param.h>
#include <liboda/oda.h>
#include <liboda/input.h>
#include <stdint.h>
#include <stdio.h>
/*
+ * Convert key scancode/char values to fixed
+ * ODA key constants
+ */
+static inline uint16_t
+oda_map_key(const struct oda_key *key)
+{
+ uint16_t type = ODA_KEY_OTHER;
+
+ switch (key->ch) {
+ case ASCII_ESC:
+ type = ODA_KEY_ESCAPE;
+ break;
+ case ASCII_HT:
+ type = ODA_KEY_TAB;
+ break;
+ case ASCII_BS:
+ type = ODA_KEY_BACKSPACE;
+ break;
+ }
+
+ return type;
+}
+
+/*
* Dispatch keyboard events. This is typically
* called in an event loop so that keyboard events
* are handled per iteration.
@@ -57,5 +83,6 @@ oda_kbd_dispatch(struct oda_kbd *kbd)
key.scancode = ODA_SCANCODE(input);
key.ch = ODA_KEYCHAR(input);
+ key.type = oda_map_key(&key);
return kbd->handle_keyev(kbd, &key);
}
diff --git a/lib/liboda/src/window.c b/lib/liboda/src/window.c
index 9a8b799..216b106 100644
--- a/lib/liboda/src/window.c
+++ b/lib/liboda/src/window.c
@@ -28,12 +28,121 @@
*/
#include <sys/errno.h>
+#include <sys/queue.h>
#include <stdlib.h>
#include <string.h>
#include <liboda/oda.h>
#include <liboda/odavar.h>
#include <liboda/types.h>
#include <libgfx/gfx.h>
+#include <libgfx/draw.h>
+
+/*
+ * The window cache is used to reduce how many
+ * calls to malloc() and free() are made during
+ * window creation and destruction.
+ */
+static TAILQ_HEAD(, oda_window) wcache;
+static uint32_t wcache_cookie = 0;
+static odawid_t next_wid = 1;
+
+/*
+ * Pop a window from the window cache.
+ * Returns NULL there are no more windows.
+ */
+static struct oda_window *
+oda_window_pop(void)
+{
+ struct oda_window *wdp;
+
+ if (wcache_cookie != ODA_COOKIE) {
+ TAILQ_INIT(&wcache);
+ wcache_cookie = ODA_COOKIE;
+ return NULL;
+ }
+
+ wdp = TAILQ_FIRST(&wcache);
+ TAILQ_REMOVE(&wcache, wdp, link);
+ return wdp;
+}
+
+/*
+ * Place a window into the window cache.
+ */
+static void
+oda_window_cache(struct oda_window *wdp)
+{
+ /* Ensure arg is valid */
+ if (wdp == NULL) {
+ return;
+ }
+
+ if (wcache_cookie != ODA_COOKIE) {
+ TAILQ_INIT(&wcache);
+ wcache_cookie = ODA_COOKIE;
+ }
+
+ TAILQ_INSERT_TAIL(&wcache, wdp, link);
+}
+
+/*
+ * Allocate an ODP window
+ *
+ * Returns NULL on failure
+ */
+static struct oda_window *
+oda_window_alloc(void)
+{
+ struct oda_window *wdp;
+
+ /*
+ * First check if there are any entries
+ * we can grab from the window cache.
+ */
+ wdp = oda_window_pop();
+ if (wdp != NULL) {
+ return wdp;
+ }
+
+ /* Allocate a new window */
+ wdp = malloc(sizeof(*wdp));
+ if (wdp == NULL) {
+ return NULL;
+ }
+
+ memset(wdp, 0, sizeof(*wdp));
+ wdp->wid = next_wid++;
+ return wdp;
+}
+
+/*
+ * Release a given ODA window descriptor
+ *
+ * @wdp: Window to free
+ */
+static void
+oda_window_release(struct oda_state *state, struct oda_window *wdp)
+{
+ if (wdp == NULL) {
+ return;
+ }
+
+ /*
+ * It is probably a good idea to ensure previous
+ * state other than the old window ID is reset
+ * and zeroed.
+ */
+ wdp->session = NULL;
+ memset(&wdp->surface, 0, sizeof(wdp->surface));
+
+ /*
+ * Now we can remove this window from the list
+ * of windows we are tracking and add it to the
+ * cache.
+ */
+ TAILQ_REMOVE(&state->winq, wdp, link);
+ oda_window_cache(wdp);
+}
/*
* Check if a point is within the bounds of
@@ -78,6 +187,34 @@ oda_check_point(struct oda_window *wp, struct oda_point *point)
}
/*
+ * Clean up after ourselves and release
+ * each entry of the wcache.
+ *
+ * Returns 0 on success.
+ */
+static int
+oda_free_wcache(void)
+{
+ struct oda_window *wdp, *next;
+
+ if (wcache_cookie != ODA_COOKIE) {
+ return -1;
+ }
+
+ /*
+ * Go through each entry and call free()
+ * on them.
+ */
+ wdp = TAILQ_FIRST(&wcache);
+ while (wdp != NULL) {
+ next = TAILQ_NEXT(wdp, link);
+ free(wdp);
+ wdp = next;
+ }
+ return 0;
+}
+
+/*
* Plot a pixel onto a window
*
* @state: ODA state pointer
@@ -176,7 +313,7 @@ oda_reqwin(struct oda_wattr *params, struct oda_window **res)
}
/* Allocate a new window */
- wp = malloc(sizeof(*wp));
+ wp = oda_window_alloc();
if (wp == NULL) {
return -ENOMEM;
}
@@ -205,6 +342,61 @@ oda_reqwin(struct oda_wattr *params, struct oda_window **res)
}
/*
+ * Move a window to a new position on the
+ * screen.
+ *
+ * @state: ODA state pointer
+ * @params: Arguments to this function
+ */
+int
+oda_movewin(struct oda_state *state, struct oda_movewin *params)
+{
+ struct oda_window *win;
+ struct gfx_shape *wsurf;
+ struct gfx_region r;
+ odadimm_t w, h;
+ odapos_t x, y, x_f, y_f;
+ odapos_t to_x, to_y;
+ uint32_t i = 0;
+ int error;
+
+ /* Make sure arguments are valid */
+ if (state == NULL || params == NULL) {
+ return -EINVAL;
+ }
+
+ /* We need the window */
+ if ((win = params->wp) == NULL) {
+ return -EINVAL;
+ }
+
+ /* Verify state cookie */
+ if ((error = oda_cookie_verify(state)) != 0) {
+ return error;
+ }
+
+ wsurf = &win->surface;
+ to_x = params->to_x;
+ to_y = params->to_y;
+
+ r.x = wsurf->x;
+ r.y = wsurf->y;
+ r.width = wsurf->width;
+ r.height = wsurf->height;
+
+ /*
+ * We will copy the window to the new location and
+ * fill where the old window was with GFX_BLACK.
+ *
+ * TODO: Handle overlapping of windows
+ */
+ gfx_copy_region(&state->gctx, &r, to_x, to_y);
+ wsurf->x = to_x;
+ wsurf->y = to_y;
+ return 0;
+}
+
+/*
* Register a window into the current ODA state.
* Everytime a compositor requests a window, we
* must keep track of it.
@@ -255,7 +447,15 @@ oda_termwin(struct oda_state *state, struct oda_window *win)
return error;
}
- TAILQ_REMOVE(&state->winq, win, link);
- free(win);
+ oda_window_release(state, win);
return 0;
}
+
+/*
+ * Shutdown the ODA library
+ */
+int
+oda_shutdown(struct oda_state *state)
+{
+ return oda_free_wcache();
+}