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osc.c
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/**
* Copyright (C) 2012-2013 Analog Devices, Inc.
*
* Licensed under the GPL-2.
*
**/
#include <gtk/gtk.h>
#include <gtkdatabox.h>
#include <gtkdatabox_grid.h>
#include <gtkdatabox_points.h>
#include <gtkdatabox_lines.h>
#include <gtkdatabox_markers.h>
#include <math.h>
#include <stdint.h>
#include <errno.h>
#include <fcntl.h>
#include <stdbool.h>
#include <stdlib.h>
#include <dlfcn.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <time.h>
#include <unistd.h>
#include <string.h>
#include <dirent.h>
#include <iio.h>
#include "compat.h"
#include "libini2.h"
#include "osc.h"
#include "datatypes.h"
#include "config.h"
#include "osc_plugin.h"
#include "iio_utils.h"
GSList *plugin_list = NULL;
gint capture_function = 0;
static bool restart_capture = FALSE;
static GList *plot_list = NULL;
static int num_capturing_plots;
G_LOCK_DEFINE_STATIC(buffer_full);
static gboolean stop_capture;
static struct plugin_check_fct *setup_check_functions = NULL;
static int num_check_fcts = 0;
static GSList *plugin_lib_list = NULL;
static GSList *dplugin_list = NULL;
static struct osc_plugin *spect_analyzer_plugin = NULL;
static OscPreferences *osc_preferences = NULL;
GtkWidget *notebook;
GtkWidget *infobar;
GtkWidget *tooltips_en;
GtkWidget *versioncheck_en;
GtkWidget *main_window;
struct iio_context *ctx = NULL;
static unsigned int num_devices = 0;
bool ctx_destroyed_by_do_quit;
bool ini_capture_timeout_loaded = FALSE;
unsigned int ini_capture_timeout = 0;
static void gfunc_save_plot_data_to_ini(gpointer data, gpointer user_data);
static void plugin_restore_ini_state(const char *plugin_name,
const char *attribute, int value);
static void plot_init(GtkWidget *plot);
static void plot_destroyed_cb(OscPlot *plot);
static void capture_profile_save(const char *filename);
static int load_profile(const char *filename, bool load_plugins);
static int capture_setup(void);
static void capture_start(void);
static void stop_sampling(void);
static char * dma_devices[] = {
"ad9122",
"ad9144",
"ad9250",
"ad9361",
"ad9643",
"ad9680",
"ad9371"
};
#define DMA_DEVICES_COUNT (sizeof(dma_devices) / sizeof(dma_devices[0]))
#ifdef __APPLE__
const void *memrchr(const void *src, int c, size_t length)
{
const unsigned char *cp;
if (length != 0) {
cp = (const unsigned char *)src + length;
do {
if (*(--cp) == (unsigned char)c)
return (const void *)cp;
} while (--length != 0);
}
return NULL;
}
#endif
static const char * get_adi_part_code(const char *device_name)
{
const char *ad = NULL;
if (!device_name)
return NULL;
ad = strstr(device_name, "ad");
if (!ad || strlen(ad) < strlen("adxxxx"))
return NULL;
if (g_ascii_isdigit(ad[2]) &&
g_ascii_isdigit(ad[3]) &&
g_ascii_isdigit(ad[4]) &&
g_ascii_isdigit(ad[5])) {
return ad;
}
return NULL;
}
bool dma_valid_selection(const char *device, unsigned mask, unsigned channel_count)
{
static const unsigned long eight_channel_masks[] = {
0x01, 0x02, 0x04, 0x08, 0x03, 0x0C, /* 1 & 2 chan */
0x10, 0x20, 0x40, 0x80, 0x30, 0xC0, /* 1 & 2 chan */
0x33, 0xCC, 0xC3, 0x3C, 0x0F, 0xF0, /* 4 chan */
0xFF, /* 8chan */
0x00
};
static const unsigned long four_channel_masks[] = {
0x01, 0x02, 0x04, 0x08, 0x03, 0x0C, 0x0F,
0x00
};
bool ret = true;
unsigned int i;
device = get_adi_part_code(device);
if (!device)
return true;
for (i = 0; i < DMA_DEVICES_COUNT; i++) {
if (!strncmp(device, dma_devices[i], strlen(dma_devices[i])))
break;
}
/* Skip validation for devices that are not in the list */
if (i == DMA_DEVICES_COUNT)
return true;
if (channel_count == 8) {
ret = false;
for (i = 0; i < sizeof(eight_channel_masks) / sizeof(eight_channel_masks[0]); i++)
if (mask == eight_channel_masks[i])
return true;
} else if (channel_count == 4) {
ret = false;
for (i = 0; i < sizeof(four_channel_masks) / sizeof(four_channel_masks[0]); i++)
if (mask == four_channel_masks[i])
return true;
}
return ret;
}
unsigned global_enabled_channels_mask(struct iio_device *dev)
{
unsigned mask = 0;
int scan_i = 0;
unsigned int i = 0;
for (; i < iio_device_get_channels_count(dev); i++) {
struct iio_channel *chn = iio_device_get_channel(dev, i);
if (iio_channel_is_scan_element(chn)) {
if (iio_channel_is_enabled(chn))
mask |= 1 << scan_i;
scan_i++;
}
}
return mask;
}
/* Couple helper functions from fru parsing */
void printf_warn (const char * fmt, ...)
{
return;
}
void printf_err (const char * fmt, ...)
{
va_list ap;
va_start(ap,fmt);
vfprintf(stderr,fmt,ap);
va_end(ap);
}
void * x_calloc (size_t nmemb, size_t size)
{
unsigned int *ptr;
ptr = calloc(nmemb, size);
if (ptr == NULL)
printf_err("memory error - calloc returned zero\n");
return (void *)ptr;
}
static void gfunc_restart_plot(gpointer data, gpointer user_data)
{
GtkWidget *plot = data;
osc_plot_restart(OSC_PLOT(plot));
}
static void gfunc_close_plot(gpointer data, gpointer user_data)
{
GtkWidget *plot = data;
osc_plot_draw_stop(OSC_PLOT(plot));
}
static void gfunc_destroy_plot(gpointer data, gpointer user_data)
{
GtkWidget *plot = data;
osc_plot_destroy(OSC_PLOT(plot));
}
static void update_plot(struct iio_buffer *buf)
{
GList *node;
for (node = plot_list; node; node = g_list_next(node)) {
OscPlot *plot = (OscPlot *) node->data;
if (osc_plot_get_buffer(plot) == buf) {
osc_plot_data_update(plot);
}
}
}
static void restart_all_running_plots(void)
{
g_list_foreach(plot_list, gfunc_restart_plot, NULL);
}
static void close_all_plots(void)
{
g_list_foreach(plot_list, gfunc_close_plot, NULL);
}
static void destroy_all_plots(void)
{
g_list_foreach(plot_list, gfunc_destroy_plot, NULL);
}
static void disable_all_channels(struct iio_device *dev)
{
unsigned int i, nb_channels = iio_device_get_channels_count(dev);
for (i = 0; i < nb_channels; i++)
iio_channel_disable(iio_device_get_channel(dev, i));
}
static void close_active_buffers(void)
{
unsigned int i;
for (i = 0; i < num_devices; i++) {
struct iio_device *dev = iio_context_get_device(ctx, i);
struct extra_dev_info *info = iio_device_get_data(dev);
if (info->buffer) {
iio_buffer_destroy(info->buffer);
info->buffer = NULL;
}
disable_all_channels(dev);
}
}
static void stop_sampling(void)
{
stop_capture = TRUE;
close_active_buffers();
G_TRYLOCK(buffer_full);
G_UNLOCK(buffer_full);
}
static void detach_plugin(GtkToolButton *btn, gpointer data);
static GtkWidget* plugin_tab_add_detach_btn(GtkWidget *page, const struct detachable_plugin *d_plugin)
{
GtkWidget *tab_box;
GtkWidget *tab_label;
GtkWidget *tab_detach_btn;
const struct osc_plugin *plugin = d_plugin->plugin;
const char *plugin_name = plugin->name;
tab_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
tab_label = gtk_label_new(plugin_name);
// TO DO: since "gtk-disconnect" is no longer available, maybe use a custom image
tab_detach_btn = (GtkWidget *)gtk_tool_button_new(
gtk_image_new_from_icon_name("window-new", GTK_ICON_SIZE_SMALL_TOOLBAR), NULL);
gtk_widget_set_size_request(tab_detach_btn, 25, 25);
gtk_container_add(GTK_CONTAINER(tab_box), tab_label);
gtk_container_add(GTK_CONTAINER(tab_box), tab_detach_btn);
gtk_box_set_spacing(GTK_BOX(tab_box), 10);
gtk_widget_show_all(tab_box);
gtk_notebook_set_tab_label(GTK_NOTEBOOK(notebook), page, tab_box);
g_signal_connect(tab_detach_btn, "clicked",
G_CALLBACK(detach_plugin), (gpointer)d_plugin);
return tab_detach_btn;
}
static void plugin_make_detachable(struct detachable_plugin *d_plugin)
{
GtkWidget *page;
int num_pages = 0;
num_pages = gtk_notebook_get_n_pages(GTK_NOTEBOOK(notebook));
page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook), num_pages - 1);
d_plugin->window = NULL;
d_plugin->detached_state = FALSE;
d_plugin->detach_attach_button = plugin_tab_add_detach_btn(page, d_plugin);
}
static void attach_plugin(GtkWidget *window, struct detachable_plugin *d_plugin)
{
GtkWidget *plugin_page;
GtkWidget *detach_btn;
const struct osc_plugin *plugin = d_plugin->plugin;
gint plugin_page_index;
GtkWidget *hbox;
GList *hbox_elems;
GList *first;
hbox = gtk_bin_get_child(GTK_BIN(window));
hbox_elems = gtk_container_get_children(GTK_CONTAINER(hbox));
first = g_list_first(hbox_elems);
plugin_page = first->data;
gtk_container_remove(GTK_CONTAINER(hbox), plugin_page);
gtk_widget_destroy(window);
plugin_page_index = gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
plugin_page, NULL);
gtk_notebook_set_current_page(GTK_NOTEBOOK(notebook), plugin_page_index);
detach_btn = plugin_tab_add_detach_btn(plugin_page, d_plugin);
if (plugin->update_active_page)
plugin->update_active_page((struct osc_plugin *)plugin, plugin_page_index, FALSE);
d_plugin->detached_state = FALSE;
d_plugin->detach_attach_button = detach_btn;
d_plugin->window = NULL;
}
static void debug_window_delete_cb(GtkWidget *w, GdkEvent *e, gpointer data)
{
attach_plugin(w, (struct detachable_plugin *)data);
}
static GtkWidget * extract_label_from_box(GtkWidget *box)
{
GList *children;
GList *first;
GtkWidget *label;
children = gtk_container_get_children(GTK_CONTAINER(box));
first = g_list_first(children);
label = first->data;
g_list_free(children);
return label;
}
static void detach_plugin(GtkToolButton *btn, gpointer data)
{
struct detachable_plugin *d_plugin = (struct detachable_plugin *)data;
const struct osc_plugin *plugin = d_plugin->plugin;
const char *plugin_name = plugin->name;
const char *page_name = NULL;
GtkWidget *page = NULL;
GtkWidget *box;
GtkWidget *label;
GtkWidget *window;
GtkWidget *hbox;
int num_pages;
int i;
/* Find the page that belongs to a plugin, using the plugin name */
num_pages = gtk_notebook_get_n_pages(GTK_NOTEBOOK(notebook));
for (i = 0; i < num_pages; i++) {
page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook), i);
box = gtk_notebook_get_tab_label(GTK_NOTEBOOK(notebook), page);
if (GTK_IS_BOX(box))
label = extract_label_from_box(box);
else
label = box;
page_name = gtk_label_get_text(GTK_LABEL(label));
if (!strcmp(page_name, plugin_name))
break;
}
if (i == num_pages) {
fprintf(stderr, "Could not find %s plugin in the notebook\n",
plugin_name);
return;
}
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
if (plugin->get_preferred_size) {
int width = -1, height = -1;
plugin->get_preferred_size(plugin, &width, &height);
gtk_window_set_default_size(GTK_WINDOW(window), width, height);
}
hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
gtk_window_set_title(GTK_WINDOW(window), page_name);
gtk_container_remove(GTK_CONTAINER(notebook), page);
gtk_container_add(GTK_CONTAINER(hbox), page);
gtk_container_add(GTK_CONTAINER(window), hbox);
g_signal_connect(window, "delete-event",
G_CALLBACK(debug_window_delete_cb), (gpointer)d_plugin);
if (plugin->update_active_page)
plugin->update_active_page((struct osc_plugin *)plugin, -1, TRUE);
d_plugin->detached_state = TRUE;
d_plugin->detach_attach_button = NULL;
d_plugin->window = window;
gtk_widget_show(window);
gtk_widget_show(hbox);
}
static const char * device_name_check(const char *name)
{
struct iio_device *dev;
if (!name)
return NULL;
dev = iio_context_find_device(ctx, name);
if (!dev)
return NULL;
return get_iio_device_label_or_name(dev);
}
/*
* helper functions for plugins which want to look at data
*/
struct iio_context *get_context_from_osc(void)
{
return ctx;
}
/*
* Helper function to move window to valid coordinate on screen
*/
void move_gtk_window_on_screen(GtkWindow *window,
gint x,
gint y)
{
// get screen dimensions
GdkWindow *gdk_window = gtk_widget_get_window(GTK_WIDGET(window));
GdkScreen *screen = gdk_window_get_screen(gdk_window);
GdkDisplay *display = gdk_screen_get_display(screen);
GdkMonitor *monitor = gdk_display_get_monitor_at_window(display, gdk_window);
GdkRectangle geometry;
gdk_monitor_get_geometry(monitor, &geometry);
gint screen_w = geometry.width;
gint screen_h = geometry.height;
gint window_w;
gint window_h;
gtk_window_get_size(window, &window_w, &window_h);
/* Make sure the window fully fits inside the screen area */
if ( (x >= 0 && x + window_w <= screen_w) &&
(y >= 0 && y + window_h <= screen_h) ) {
gtk_window_move(window, x, y);
} else {
gtk_window_set_position(window, GTK_WIN_POS_CENTER);
}
}
const void * plugin_get_device_by_reference(const char * device_name)
{
return device_name_check(device_name);
}
OscPlot * plugin_find_plot_with_domain(int domain)
{
OscPlot *plot;
GList *node;
if (!plot_list)
return NULL;
for (node = plot_list; node; node = g_list_next(node)) {
plot = node->data;
if (osc_plot_get_plot_domain(plot) == domain)
return plot;
}
return NULL;
}
enum marker_types plugin_get_plot_marker_type(OscPlot *plot, const char *device)
{
if (!plot || !device)
return MARKER_NULL;
if (!strcmp(osc_plot_get_active_device(plot), device))
return MARKER_NULL;
return osc_plot_get_marker_type(plot);
}
void plugin_set_plot_marker_type(OscPlot *plot, const char *device, enum marker_types type)
{
int plot_domain;
if (!plot || !device)
return;
plot_domain = osc_plot_get_plot_domain(plot);
if (plot_domain == FFT_PLOT || plot_domain == XY_PLOT)
if (!strcmp(osc_plot_get_active_device(plot), device))
return;
osc_plot_set_marker_type(plot, type);
}
gdouble plugin_get_plot_fft_avg(OscPlot *plot, const char *device)
{
if (!plot || !device)
return 0;
if (!strcmp(osc_plot_get_active_device(plot), device))
return 0;
return osc_plot_get_fft_avg(plot);
}
int plugin_data_capture_size(const char *device)
{
struct extra_dev_info *info;
struct iio_device *dev;
if (!device)
return 0;
dev = iio_context_find_device(ctx, device);
if (!dev)
return 0;
info = iio_device_get_data(dev);
return info->sample_count * iio_device_get_sample_size(dev);
}
int plugin_data_capture_num_active_channels(const char *device)
{
int nb_active = 0;
unsigned int i, nb_channels;
struct iio_device *dev;
if (!device)
return 0;
dev = iio_context_find_device(ctx, device);
if (!dev)
return 0;
nb_channels = iio_device_get_channels_count(dev);
for (i = 0; i < nb_channels; i++) {
struct iio_channel *chn = iio_device_get_channel(dev, i);
if (iio_channel_is_enabled(chn))
nb_active++;
}
return nb_active;
}
int plugin_data_capture_bytes_per_sample(const char *device)
{
struct iio_device *dev;
if (!device)
return 0;
dev = iio_context_find_device(ctx, device);
if (!dev)
return 0;
return iio_device_get_sample_size(dev);
}
int plugin_data_capture_of_plot(OscPlot *plot, const char *device, gfloat ***cooked_data,
struct marker_type **markers_cp)
{
struct iio_device *dev, *tmp_dev = NULL;
struct extra_dev_info *dev_info;
struct marker_type *markers_copy = NULL;
GMutex *markers_lock;
unsigned int i, j;
bool new = FALSE;
const char *tmp = NULL;
if (device == NULL)
dev = NULL;
else
dev = iio_context_find_device(ctx, device);
if (plot) {
tmp = osc_plot_get_active_device(plot);
tmp_dev = iio_context_find_device(ctx, tmp);
}
/* if there isn't anything to send, clear everything */
if (dev == NULL) {
if (cooked_data && *cooked_data) {
if (tmp_dev)
for (i = 0; i < iio_device_get_channels_count(tmp_dev); i++)
if ((*cooked_data)[i]) {
g_free((*cooked_data)[i]);
(*cooked_data)[i] = NULL;
}
g_free(*cooked_data);
*cooked_data = NULL;
}
if (markers_cp && *markers_cp) {
if (*markers_cp)
g_free(*markers_cp);
*markers_cp = NULL;
}
return -ENXIO;
}
if (!dev)
return -ENXIO;
if (osc_plot_running_state(plot) == FALSE)
return -ENXIO;
if (osc_plot_get_marker_type(plot) == MARKER_OFF ||
osc_plot_get_marker_type(plot) == MARKER_NULL)
return -ENXIO;
if (cooked_data) {
dev_info = iio_device_get_data(dev);
/* One consumer at a time */
if (dev_info->channels_data_copy)
return -EBUSY;
/* make sure space is allocated */
if (*cooked_data) {
*cooked_data = g_renew(gfloat *, *cooked_data,
iio_device_get_channels_count(dev));
new = false;
} else {
*cooked_data = g_new(gfloat *, iio_device_get_channels_count(dev));
new = true;
}
if (!*cooked_data)
goto capture_malloc_fail;
for (i = 0; i < iio_device_get_channels_count(dev); i++) {
if (new)
(*cooked_data)[i] = g_new(gfloat,
dev_info->sample_count);
else
(*cooked_data)[i] = g_renew(gfloat,
(*cooked_data)[i],
dev_info->sample_count);
if (!(*cooked_data)[i])
goto capture_malloc_fail;
for (j = 0; j < dev_info->sample_count; j++)
(*cooked_data)[i][j] = 0.0f;
}
/* where to put the copy */
dev_info->channels_data_copy = *cooked_data;
/* Wait til the buffer is full */
G_LOCK(buffer_full);
/* if the lock is released, but the copy is still there
* that's because someone else broke the lock
*/
if (dev_info->channels_data_copy) {
dev_info->channels_data_copy = NULL;
return -EINTR;
}
}
if (plot) {
markers_copy = (struct marker_type *)osc_plot_get_markers_copy(plot);
markers_lock = osc_plot_get_marker_lock(plot);
}
if (markers_cp) {
if (!plot) {
if (*markers_cp) {
g_free(*markers_cp);
*markers_cp = NULL;
}
return 0;
}
/* One consumer at a time */
if (markers_copy)
return -EBUSY;
/* make sure space is allocated */
if (*markers_cp)
*markers_cp = g_renew(struct marker_type, *markers_cp, MAX_MARKERS + 2);
else
*markers_cp = g_new(struct marker_type, MAX_MARKERS + 2);
if (!*markers_cp)
goto capture_malloc_fail;
/* where to put the copy */
osc_plot_set_markers_copy(plot, *markers_cp);
/* Wait til the copy is complete */
g_mutex_lock(markers_lock);
/* if the lock is released, but the copy is still here
* that's because someone else broke the lock
*/
if (markers_copy) {
osc_plot_set_markers_copy(plot, NULL);
return -EINTR;
}
}
return 0;
capture_malloc_fail:
fprintf(stderr, "%s:%s malloc failed\n", __FILE__, __func__);
return -ENOMEM;
}
OscPlot * plugin_get_new_plot(void)
{
return OSC_PLOT(new_plot_cb(NULL, NULL));
}
void plugin_osc_stop_capture(void)
{
stop_sampling();
}
void plugin_osc_start_capture(void)
{
capture_setup();
capture_start();
}
bool plugin_osc_running_state(void)
{
return !!capture_function;
}
void plugin_osc_stop_all_plots(void)
{
close_all_plots();
}
static bool force_plugin(const char *name)
{
const char *force_plugin = getenv("OSC_FORCE_PLUGIN");
const char *pos;
if (!force_plugin)
return false;
if (strcmp(force_plugin, "all") == 0)
return true;
#ifdef __GLIBC__
pos = strcasestr(force_plugin, name);
#else
pos = strstr(force_plugin, name);
#endif
if (pos) {
switch (*(pos + strlen(name))) {
case ' ':
case '\0':
return true;
default:
break;
}
}
return false;
}
static void close_plugins(const char *ini_fn)
{
GSList *node;
for (node = dplugin_list; node; node = g_slist_next(node)) {
struct detachable_plugin *d_plugin = node->data;
struct osc_plugin *plugin = (struct osc_plugin *)d_plugin->plugin;
if (d_plugin->window)
gtk_widget_destroy(d_plugin->window);
if (plugin) {
printf("Closing plugin: %s\n", plugin->name);
if (plugin->destroy)
plugin->destroy(plugin, ini_fn);
if (plugin->dynamically_created)
g_free(plugin);
}
g_free(d_plugin);
}
/* Closing the shared library handles after we're done wit the plugins */
for (node = plugin_lib_list; node; node = g_slist_next(node)) {
void *lib_handle = node->data;
dlclose(lib_handle);
}
g_slist_free(dplugin_list);
dplugin_list = NULL;
g_slist_free(plugin_list);
plugin_list = NULL;
g_slist_free(plugin_lib_list);
plugin_lib_list = NULL;
}
static void close_plugin(struct osc_plugin *plugin)
{
plugin_list = g_slist_remove(plugin_list, plugin);
plugin_lib_list = g_slist_remove(plugin_lib_list, plugin->handle);
if (plugin->dynamically_created) {
dlclose(plugin->handle);
g_free(plugin);
} else {
dlclose(plugin->handle);
}
}
static struct osc_plugin * get_plugin_from_name(const char *name)
{
GSList *node;
for (node = plugin_list; node; node = g_slist_next(node)) {
struct osc_plugin *plugin = node->data;
if (plugin && !strcmp(plugin->name, name))
return plugin;
}
return NULL;
}
bool plugin_installed(const char *name)
{
return !!get_plugin_from_name(name);
}
void * plugin_dlsym(const char *name, const char *symbol)
{
GSList *node;
struct osc_plugin *plugin = NULL;
void *fcn;
char *buf;
#ifndef __MINGW__
Dl_info info;
#endif
for (node = plugin_list; node; node = g_slist_next(node)) {
plugin = node->data;
if (plugin && !strcmp(plugin->name, name)) {
dlerror();
fcn = dlsym(plugin->handle, symbol);
buf = dlerror();
if (buf) {
fprintf(stderr, "%s:%s(): found plugin %s, error looking up %s\n"
"\t%s\n", __FILE__, __func__, name, symbol, buf);
#ifndef __MINGW__
if (dladdr(__builtin_return_address(0), &info))
fprintf(stderr, "\tcalled from %s:%s()\n", info.dli_fname, info.dli_sname);
#endif
}
return fcn;
}
}
fprintf(stderr, "%s:%s : No plugin with matching name %s\n", __FILE__, __func__, name);
#ifndef __MINGW__
if (dladdr(__builtin_return_address(0), &info))
fprintf(stderr, "\tcalled from %s:%s()\n", info.dli_fname, info.dli_sname);
#endif
return NULL;
}
void osc_plugin_context_free_resources(struct osc_plugin_context *ctx)
{
if (ctx->plugin_name)
g_free(ctx->plugin_name);
if (ctx->required_devices)
g_list_free_full(ctx->required_devices, (GDestroyNotify)g_free);
}
bool str_endswith(const char *str, const char *needle)
{
const char *pos;
pos = strstr(str, needle);
if (pos == NULL)
return false;
return *(pos + strlen(needle)) == '\0';
}
static void * init_plugin(void *data)
{
GtkWidget *widget;
struct {
struct osc_plugin *plugin;
GtkWidget *notebook;
const char *ini_fn;
} *params = data;
widget = params->plugin->init(params->plugin, params->notebook, params->ini_fn);
free(data);
return widget;
}
static void load_plugin_finish(GtkNotebook *notebook,
GtkWidget *widget, struct osc_plugin *plugin)
{
struct detachable_plugin *d_plugin;
gint page;
page = gtk_notebook_append_page(notebook, widget, NULL);
gtk_notebook_set_tab_label_text(notebook, widget, plugin->name);
if (plugin->update_active_page)
plugin->update_active_page(plugin, page, FALSE);
d_plugin = malloc(sizeof(*d_plugin));
d_plugin->plugin = plugin;
dplugin_list = g_slist_append(dplugin_list, (gpointer) d_plugin);
plugin_make_detachable(d_plugin);
}
static void generic_dac_handle(struct osc_plugin *generic_dac, void *generic_lib, const char *ini_fn) {
struct params {
struct osc_plugin *plugin;
GtkWidget *notebook;
const char *ini_fn;
} *params;
if (!generic_dac || !generic_lib)
return;
plugin_list = g_slist_append (plugin_list, (gpointer) generic_dac);
plugin_lib_list = g_slist_append(plugin_lib_list, generic_lib);
params = malloc(sizeof(*params));
params->plugin = generic_dac;
params->notebook = notebook;
params->ini_fn = ini_fn;
GtkWidget *widget = init_plugin(params);
if (widget) {
load_plugin_finish(GTK_NOTEBOOK(notebook), widget, generic_dac);
printf("Loaded plugin: %s\n", generic_dac->name);
}
}
static void load_plugin_complete(gpointer data, gpointer user_data)
{
struct osc_plugin *plugin = data;
GtkWidget *widget;
/* not sure if plugin can actually be null but... */
if (!plugin || !plugin->thd)
return;
widget = g_thread_join(plugin->thd);
if (!widget) {