int main(void)
{
init_func();
while (1)
{
loop_func();
wait_milliseconds(500);
}
}
int main(void)
{
DDRB = 0xFF;
DDRA = 0x00;
Signal = Zero;
while (1)
{
char input = !(PINA & 0x01);
PORTB = 255 - bounce(input);
wait_milliseconds(100);
}
}
int csnet_hotpatch_do_patching(csnet_hotpatch_t* hp) {
int ret = -1;
int len = strlen("business_module.so");
cs_pqueue_t* pq = cs_pqueue_new(CS_PQ_HIGHEST_PRIORITY);
DIR* d;
struct dirent* dir;
d = opendir(".");
if (d) {
while ((dir = readdir(d)) != NULL) {
if (strncmp(dir->d_name, "business_module.so", len) == 0) {
struct stat stat_buff;
stat(dir->d_name, &stat_buff);
char buff[32] = {0};
strcat(buff, "./");
strcat(buff, dir->d_name);
char* value = strdup(buff);
cs_pqueue_push(pq, stat_buff.st_mtime, value);
}
}
closedir(d);
}
cs_pqnode_t* highest = cs_pqueue_pop(pq);
if (highest) {
unsigned char new_md5[17];
csnet_md5sum(highest->value, new_md5);
new_md5[16] = '\0';
if (strcmp((char*)new_md5, (char*)hp->module->md5) == 0) {
ret = -1;
goto out;
}
csnet_module_t* old_module = hp->module;
hp->module = csnet_module_new();
csnet_module_init(hp->module, hp->conntor, hp->log, hp->ctx, hp->q);
csnet_module_load(hp->module, highest->value);
if (hotpatching(old_module->business_entry, hp->module->business_entry) == 0) {
csnet_reset_module(hp->csnet, hp->module);
if (hp->conntor) {
csnet_conntor_reset_module(hp->conntor, hp->module);
}
while (hp->conntor && old_module->ref_count != 0) {
wait_milliseconds(10);
}
csnet_module_free(old_module);
LOG_INFO(hp->log, "hotpatch done");
ret = 0;
goto out;
}
LOG_ERROR(hp->log, "hotpatch failed");
ret = -1;
}
out:
if (highest) {
free(highest->value);
cs_pqueue_delete(pq, highest);
}
cs_pqueue_free(pq);
return ret;
}
