int player_create(char *name, char *password) {
if ( char_eq(name, "admin") || char_eq(name, "root") || strlen(name) >= 16 ) {
return 1;
}
for ( int i = 0; name[i]; i++ ) {
char c = name[i];
if ( !RANGE(c, 'a', 'z') && !RANGE(c, 'A', 'Z') && !RANGE(c, '0', '9') && c != '_' && c != '-' && c != '.' ) {
return 1;
}
}
player_database_t *new_player = &player_database[player_database_n];
strcpy(new_player->name, name);
memcpy(new_player->password_hash, password, sizeof(char) * 16);
// fill up properties
double r = 100 + 400 * (double)rand() / RAND_MAX;
double fi = 2 * 3.14159265359 * (double) rand() / RAND_MAX;
new_player->x = (int)( r * cos(fi) );
new_player->y = (int)( r * sin(fi) );
new_player->hp = 100;
new_player->movement_speed = 1;
player_database_n++;
return database_backup();
}
int
database_save (struct database *wdb) {
/* This function returns 1 on success and 0 on failure */
/* It logs failure and maybe it should leave that task to the calling function */
/* README : this function reads from the database memory without locking */
struct database_hdr hdr;
char *basedir;
char dir[BUFFERLEN];
char filename[BUFFERLEN];
int fd;
uint32_t c;
// FIXME: this all filename guessing should be inside a function
if ((basedir = getenv ("DRQUEUE_DB")) == NULL) {
/* This should never happen because we check it at the beginning of the program */
log_auto (L_ERROR,"database_save() : DRQUEUE_DB environment variable could not be found. Master db cannot be saved.");
drerrno = DRE_NOENVROOT;
return 0;
}
snprintf (dir, BUFFERLEN - 1, "%s", basedir);
snprintf (filename, BUFFERLEN - 1, "%s/drqueue.db", dir);
// Lock it
semaphore_lock(wdb->semid);
if (database_backup(wdb) == 0) {
// FIXME: filename should be a value returned by a function
log_auto (L_ERROR,"database_save() : there was an error while backing up old database. NOT SAVING current one. (file: %s)", filename);
}
// FIXME:
// dbfd = database_file_open(filename)
log_auto (L_INFO,"Storing DB into: '%s'",filename);
if ((fd = open (filename, O_CREAT | O_TRUNC | O_RDWR, 0664)) == -1) {
if (errno == ENOENT) {
/* If its because the directory does not exist we try creating it first */
#ifdef _WIN32
if (mkdir (dir) == -1) {
#else
if (mkdir (dir, 0775) == -1) {
#endif
drerrno_system = errno;
log_auto (L_WARNING,"Could not create database directory. Check permissions: %s. (%s)",
dir,strerror(drerrno_system));
drerrno = DRE_COULDNOTCREATE;
return 0;
}
if ((fd = open (filename, O_CREAT | O_TRUNC | O_RDWR, 0664)) == -1) {
log_auto (L_WARNING,"Could not open database file for writing. Check permissions: %s. (%s)",
filename,strerror(drerrno_system));
drerrno = DRE_COULDNOTCREATE;
return 0;
}
} else {
/* could not open the file for other reasons */
log_auto (L_WARNING,"Could not open database file for writing. Check permissions: %s",
filename);
drerrno = DRE_COULDNOTCREATE;
return 0;
}
}
// FIXME: database_header_save()
hdr.magic = DB_MAGIC;
hdr.version = database_version_id();
hdr.job_size = MAXJOBS;
write_32b (fd, &hdr.magic);
write_32b (fd, &hdr.version);
write_16b (fd, &hdr.job_size);
for (c = 0; c < hdr.job_size; c++) {
logger_job = &wdb->job[c];
if (!database_job_save (fd, &wdb->job[c])) {
// FIXME: report
log_auto (L_ERROR,"database_save(): error saving job number %i. (%s)",c,strerror(drerrno_system));
return 0;
}
}
logger_job = NULL;
log_auto (L_INFO,"Database saved successfully.");
semaphore_release(wdb->semid);
// Unlock it
return 1;
}
int
database_job_save_frames (int sfd, struct job *job) {
int nframes = job_nframes (job);
struct frame_info *fi;
int i;
if ((fi = attach_frame_shared_memory (job->fishmid)) == (void *) -1) {
// Store empty frames in an attemp to save other jobs
// FIXME: Warning CORRUPT
struct frame_info fi2;
job_frame_info_init (&fi2);
for (i = 0; i < nframes; i++) {
if (!send_frame_info (sfd, &fi2)) {
return 0;
}
}
} else {
for (i = 0; i < nframes; i++) {
if (!send_frame_info (sfd, &fi[i])) {
detach_frame_shared_memory (fi);
return 0;
}
}
detach_frame_shared_memory (fi);
}
return 1;
}
