int main(int argc, char **argv) {
char *output;
if (argv[1]==NULL)
output = str2md5("hello", strlen("hello"));
else
output = str2md5(argv[1], strlen(argv[1]));
printf("%s\n", output);
free(output);
return 0;
}
int get_safe_cache_file_path(const char* path, char* file_path_safe,
char* temp_dir)
{
char tmp_path[PATH_MAX];
strncpy(tmp_path, path, PATH_MAX);
char* pch;
while ((pch = strchr(tmp_path, '/')))
* pch = '.';
char file_path[PATH_MAX] = "";
//temp file name had process pid in it, removed as on restart files are left in cache (pid changes)
snprintf(file_path, PATH_MAX, TEMP_FILE_NAME_FORMAT, temp_dir, tmp_path);
//fixme check if sizeof or strlen is suitable
int file_path_len = sizeof(file_path);
//the file path name using this format can go beyond NAME_MAX size and will generate error on fopen
//solution: cap file length to NAME_MAX, use a prefix from original path for debug purposes and add md5 id
char* md5_path = str2md5(file_path, file_path_len);
int md5len = strlen(md5_path);
size_t safe_len_prefix = min(NAME_MAX - md5len, file_path_len);
strncpy(file_path_safe, file_path, safe_len_prefix);
strncpy(file_path_safe + safe_len_prefix, md5_path, md5len);
//sometimes above copy process produces longer strings that NAME_MAX, force a null terminated string
file_path_safe[safe_len_prefix + md5len - 1] = '\0';
free(md5_path);
return strlen(file_path_safe);
}
void str_cli(FILE *fp, int sockfd) {
int i, j, maxfdp1, n, logined;
fd_set rset, wset;
char sendline[MAXLINE], recvline[MAXLINE], username[21], password[34], npassword[34];
short int permission;
FD_ZERO(&rset);
FD_ZERO(&wset);
logined = 0;
for ( ; ; ) {
if (logined == 0) {
FD_SET(sockfd, &wset);
}
else {
FD_SET(fileno(fp), &rset);
FD_SET(sockfd, &rset);
}
maxfdp1 = ( (fileno(fp) > sockfd)?fileno(fp):sockfd ) + 1;
select(maxfdp1, &rset, &wset, NULL, NULL);
memset(recvline, '\0', MAXLINE);
memset(sendline, '\0', MAXLINE);
if (FD_ISSET(sockfd, &rset)) { /* socket is readable */
memset(recvline, '\0', MAXLINE);
if ( read(sockfd, recvline, MAXLINE) == 0 ) {
fputs("Service is not avaliable.", stdout);
exit(0);
}
if (recvline[0] == '\0')
continue;
fputs(recvline, stdout);
fflush(stdout);
}
if (FD_ISSET(fileno(fp), &rset)) { /* input is readable */
read(fileno(fp), sendline, MAXLINE );
printf("fp: %s", sendline);
/* Change passwd */
if( !strcmp(sendline, "passwd\n") ) {
memset(password, '\0', 34);
memset(npassword, '\0', 34);
memset(sendline, '\0', MAXLINE);
printf("New password: "******"\nRetype new password: "******"\n:: Change password complete!\n");
sprintf(sendline, "passwd %s\n", password);
//printf("[%s]\n", sendline);
if ( write(sockfd, sendline, strlen(sendline)) <= 0 ){
printf("server is dead.\n");
exit(1);
}
}
else {
printf("\n:: Change password failed, please try again.\n> ");
}
memset(password, '\0', 34);
memset(npassword, '\0', 34);
memset(sendline, '\0', MAXLINE);
//continue;
}
/* Create Account */
else if( !strcmp(sendline, "newaccount\n") ) {
memset(username, '\0', 21);
memset(password, '\0', 34);
memset(sendline, '\0', MAXLINE);
memset(recvline, '\0', MAXLINE);
permission = 0;
printf("Username: "******"Password: "******"\nPermission: ");
scanf("%hd", &permission);
// Encrypt password.
strcpy(password, str2md5(password, strlen(password)));
sprintf(sendline, "newaccount %s %s %hd\n", username, password, permission);
//printf("[%s]\n", sendline);
if ( write(sockfd, sendline, strlen(sendline)) <= 0 ){
printf("server is dead.\n");
exit(1);
}
if ( read(sockfd, recvline, MAXLINE) == 0 ) {
fputs("Service is not avaliable.", stdout);
exit(1);
}
fputs(recvline, stdout);
fflush(stdout);
memset(password, '\0', 34);
memset(username, '\0', 21);
memset(sendline, '\0', MAXLINE);
memset(recvline, '\0', MAXLINE);
//continue;
}
for(i = 0; i < strlen(sendline); i++) {
if(sendline[i] != '\n')
continue;
sendline[i+1] = '\0';
}
if(strlen(sendline) > 0)
FD_SET(sockfd, &wset);
}
if (FD_ISSET(sockfd, &wset)) {
//printf("sock is writeable!\n");
if (logined == 0) {
printf("Username: "******"Password: "******"lg %s %s\n", username, password);
//printf("[%s]\n", sendline);
if ( write(sockfd, sendline, strlen(sendline)) <= 0 ){
printf("server is dead.\n");
exit(1);
}
if ( read(sockfd, recvline, MAXLINE) == 0 ) {
fputs("Service is not avaliable.", stdout);
exit(0);
}
fputs(recvline, stdout);
fflush(stdout);
if ( strncmp(recvline, "\nLogin Success!\n", 16) == 0) {
logined = 1;
FD_SET(fileno(fp), &rset);
FD_SET(sockfd, &rset);
FD_CLR(sockfd, &wset);
}
memset(sendline, '\0', MAXLINE);
memset(username, '\0', 21);
memset(password, '\0', 34);
}
else if ( write(sockfd, sendline, strlen(sendline)) <= 0 ){
printf("server is dead.\n");
exit(1);
}
FD_CLR(sockfd, &wset);
}
}
}
void set_stage(struct shared_data *data, char value[100]){
strcpy(data->stage, str2md5(value, strlen(value)));
data->update_time = time(NULL);
list_config(data);
}
void set_default_config (struct shared_data *data) {
strcpy(data->stage, str2md5("default", 7));
data->recording = 0;
data->update_time = time(NULL);
list_config(data);
}
