int main(int argc, char**argv)
{
int n;
char sendline[10000];
char recvline[10000];
char key[32];
memset(key,'\0',32);
unsigned char decrypted[10000];
FILE *file;
//memset(recvline,'\0',10000);
//char user_input[1000];
file=fopen(argv[1],"r");
char *split=strtok(argv[1],".");
split=strtok(NULL,".");
if(file==0 || strcmp(split,"bank")) {
printf("Error opening ATM initialization file\n");
return 64;
}
fread(key,sizeof(key),32,file);
key[32]='\0';
//printf("bank file contents: %s\n",key);
HashTable *users = hash_table_create(100);
HashTable *balance = hash_table_create(100);
Bank *bank = bank_create();
//bank->users = list_create();
//bank->usr_key = hash_table_create(100);
//bank->usr_bal = hash_table_create(100);
printf("%s", prompt);
fflush(stdout);
while(1)
{
memset(decrypted,'\0',10000);
memset(recvline,'\0',10000);
//memset(sendline,'\0',10000);
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
FD_SET(bank->sockfd, &fds);
select(bank->sockfd+1, &fds, NULL, NULL, NULL);
if(FD_ISSET(0, &fds)) {
fgets(sendline, 10000,stdin);
bank_process_local_command(bank, sendline, strlen(sendline),users,balance);
printf("%s", prompt);
fflush(stdout);
} else if(FD_ISSET(bank->sockfd, &fds)) {
;
//int flag = 0;
n = bank_recv(bank, recvline, 10000);
//int flag=decrypt(recvline,key,decrypted,n);
if(!decrypt(recvline,key,decrypted,n)) { //this means that it has not been decrypted correctly so it will return a null packet
unsigned char encrypted[10000];
char packet[10000];
sprintf(packet,"<%s>",NULL);
int out_size =0;
encrypt(packet,key,encrypted,&out_size);
bank_send(bank, encrypted, out_size);
printf("%s", prompt);
fflush(stdout);
continue;
}
//printf("%s\n",decrypted);
char * message=strtok(decrypted,"\n");
bank_process_remote_command(bank, message, n, users,key,balance);
}
}
hash_table_free(balance);
hash_table_free(users); //never executes
bank_free(bank);
//fclose(file);
return EXIT_SUCCESS;
}
int main(int argc, char**argv)
{
int n;
char sendline[1000];
char recvline[1000];
char *bankPath;
FILE *bankFile;
char *second;
int filenamelen = 0;
Bank *bank = bank_create();
if(argc == 1) {
printf("Usage: Bank <filename>\n");
return 62;
} //user fails to provide exactly one argument
second = argv[1];
filenamelen = strlen(second);
bankPath = malloc(1 + filenamelen + 5);
strncpy(bankPath, second, strlen(second));
bankPath[filenamelen] = '.';
bankPath[filenamelen+1] = 'b';
bankPath[filenamelen+2] = 'a';
bankPath[filenamelen+3] = 'n';
bankPath[filenamelen+4] = 'k';
bankPath[filenamelen+5] = 0;
bankFile = fopen(bankPath, "r");
if(bankFile == NULL){
printf("Error opening bank initialization file\n");
return 64;
}
fclose(bankFile);
printf("%s", prompt);
fflush(stdout);
while(1)
{
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
FD_SET(bank->sockfd, &fds);
select(bank->sockfd+1, &fds, NULL, NULL, NULL);
if(FD_ISSET(0, &fds))
{
fgets(sendline, 10000,stdin);
bank_process_local_command(bank, sendline, strlen(sendline));
printf("%s", prompt);
fflush(stdout);
}
else if(FD_ISSET(bank->sockfd, &fds))
{
n = bank_recv(bank, recvline, 10000);
bank_process_remote_command(bank, recvline, n);
}
}
return EXIT_SUCCESS;
}
int main(int argc, char**argv)
{
char* filename = argv[1];
FILE* fp;
fp = fopen(filename,"r");
if(fp == NULL){
puts("ERROR OPENING FILE");
return 64;
}
int n;
char sendline[1000];
char recvline[1000];
Bank *bank = bank_create();
bank->bank_pub_key = PEM_read_RSA_PUBKEY(fp, NULL, NULL, NULL);
if(bank->bank_pub_key == NULL)
{
printf("\n%s\n", "Error Reading bank public key");
RSA_free(bank->bank_pub_key);
return 0;
}
bank->bank_priv_key = PEM_read_RSAPrivateKey(fp, NULL, NULL, NULL);
if(bank->bank_priv_key == NULL)
{
printf("\n%s\n", "Error Reading bank private key");
RSA_free(bank->bank_priv_key);
return 0;
}
bank->atm_pub_key = PEM_read_RSA_PUBKEY(fp, NULL, NULL, NULL);
if(bank->atm_pub_key == NULL)
{
printf("\n%s\n", "Error Reading atm public key");
RSA_free(bank->atm_pub_key);
return 0;
}
fclose(fp);
printf("%s", prompt);
fflush(stdout);
while(1)
{
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
FD_SET(bank->sockfd, &fds);
select(bank->sockfd+1, &fds, NULL, NULL, NULL);
if(FD_ISSET(0, &fds))
{
fgets(sendline, 10000,stdin);
bank_process_local_command(bank, sendline, strlen(sendline));
printf("%s", prompt);
fflush(stdout);
}
else if(FD_ISSET(bank->sockfd, &fds))
{
n = bank_recv(bank, recvline, 10000);
bank_process_remote_command(bank, recvline, n);
}
}
RSA_free(bank->bank_priv_key);
return EXIT_SUCCESS;
}
int main(int argc, char**argv)
{
int n;
char sendline[1000];
char recvline[1000];
if (argc != 2) {
printf("Error opening bank initialization file\n");
return 64;
}
char *token;
char argv_cp[1024];
strcpy(argv_cp, argv[1]);
strtok(argv_cp, ".");
token = strtok(NULL, ".");
if (strcmp(token, "bank") != 0) {
printf("Error opening bank initialization file\n");
return 64;
}
Bank *bank = bank_create();
//Check for command line arguements
FILE *init_file;
strcpy(bank->symm_key, argv[1]);
init_file = fopen(argv[1],"r");
if (init_file == NULL) {
printf("Error opening bank initialization file\n");
return 64;
}
fclose(init_file);
printf("%s", prompt);
fflush(stdout);
while(1)
{
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
FD_SET(bank->sockfd, &fds);
select(bank->sockfd+1, &fds, NULL, NULL, NULL);
if(FD_ISSET(0, &fds))
{
fgets(sendline, 10000,stdin);
bank_process_local_command(bank, sendline, strlen(sendline));
printf("%s", prompt);
fflush(stdout);
}
else if(FD_ISSET(bank->sockfd, &fds))
{
n = bank_recv(bank, recvline, 10000);
bank_process_remote_command(bank, recvline, n);
}
}
return EXIT_SUCCESS;
}
