event-sequence-transformation/main.c

108 lines
3.1 KiB
C
Raw Normal View History

2024-08-14 00:33:52 +03:00
#include "processing.h"
#include "hash_table.h"
2024-08-14 00:33:52 +03:00
#include "nodes/print.h"
#include "nodes/getchar.h"
2024-08-14 15:47:12 +03:00
#include "nodes/evdev.h"
2024-08-14 00:33:52 +03:00
GraphNodeSpecification *node_specifications[] = {
&nodespec_getchar,
&nodespec_print,
&nodespec_evdev,
};
2024-08-14 00:33:52 +03:00
int
main(int argc, char ** argv)
{
(void)argc;
(void)argv;
ProcessingState state = (ProcessingState) {
.wait_delay = NULL,
.reached_time = get_current_time(),
2024-08-14 00:33:52 +03:00
};
io_subscription_list_init(&state.wait_input, 5);
io_subscription_list_init(&state.wait_output, 5);
config_t config_tree;
FullConfig loaded_config;
config_init(&config_tree);
config_read_file(&config_tree, "config.cfg");
config_set_auto_convert(&config_tree, CONFIG_TRUE);
if (!load_config(config_root_setting(&config_tree), &loaded_config)) {
perror("Failed to load config");
exit(1);
}
2024-08-15 17:53:02 +03:00
GraphNode **nodes = T_ALLOC(loaded_config.nodes.length, GraphNode*);
TYPED_HASH_TABLE(size_t) named_nodes;
hash_table_init(&named_nodes, NULL);
for (size_t i = 0; i < loaded_config.nodes.length; ++i) {
const char* type_name = loaded_config.nodes.items[i].type;
if (!type_name) {
fprintf(stderr, "No node type for node %ld \"%s\"\n", i, loaded_config.nodes.items[i].name);
exit(1);
}
GraphNodeSpecification *spec = NULL;
for (size_t j = 0; j < lengthof(node_specifications); ++j) {
if (strcmp(type_name, node_specifications[j]->name) == 0) {
spec = node_specifications[j];
break;
}
}
if (!spec) {
fprintf(stderr, "Unknown node type \"%s\" for node %ld \"%s\"\n", type_name, i, loaded_config.nodes.items[i].name);
exit(1);
}
if (!(nodes[i] = graph_node_new(spec, &loaded_config.nodes.items[i]))) {
perror("Failed to create node");
fprintf(stderr, "%ld \"%s\"\n", i, loaded_config.nodes.items[i].name);
exit(1);
}
if (loaded_config.nodes.items[i].name) {
hash_table_insert(&named_nodes, hash_table_key_from_cstr(loaded_config.nodes.items[i].name), &i);
}
}
2024-08-15 17:53:02 +03:00
GraphChannel *channels = T_ALLOC(loaded_config.channels.length, GraphChannel);
for (size_t i = 0; i < loaded_config.channels.length; ++i) {
const char *node_names[2];
GraphNode *end_nodes[2] = {NULL, NULL};
node_names[0] = loaded_config.channels.items[i].from.name;
node_names[1] = loaded_config.channels.items[i].to.name;
for (int j = 0; j < 2; ++j) {
HashTableIndex k = hash_table_find(&named_nodes, hash_table_key_from_cstr(node_names[j]));
if (k < 0) {
perror("Errno");
fprintf(stderr, "No node named \"%s\"\n", node_names[j]);
exit(1);
}
end_nodes[j] = nodes[named_nodes.value_array[k]];
}
graph_channel_init(&channels[i],
end_nodes[0], loaded_config.channels.items[i].from.index,
end_nodes[1], loaded_config.channels.items[i].to.index
);
}
for (size_t i = 0; i < loaded_config.nodes.length; ++i) {
graph_node_register_io(nodes[i], &state);
}
2024-08-14 00:33:52 +03:00
while (true) {
process_iteration(&state);
}
hash_table_deinit(&named_nodes);
for (ssize_t i = loaded_config.nodes.length - 1; i >= 0; --i) {
graph_node_delete(nodes[i]);
}
free(channels);
free(nodes);
config_destroy(&config_tree);
2024-08-14 00:33:52 +03:00
io_subscription_list_deinit(&state.wait_output);
io_subscription_list_deinit(&state.wait_input);
return 0;
}