void bank_process_local_command(Bank *bank, char *command, size_t len)
{
static char create_user[] = "create-user";
static char deposit[] = "deposit";
static char balance_command[] = "balance";
static char invalid[] = "Invalid command";
static char create_user_error[] = "Usage: create-user <user-name> <pin> <balance>";
static char error_file[] = "Error creating card file for user";
static char balance_error[] = "Usage: balance <user-name>";
static char deposit_error[] = "Usage: deposit <user-name> <amt>";
static char too_rich_error[] = "Too rich for this program";
const char space[] = " ";
char user_name[1024];
char file_name[1024];
char *token;
strtok(command, "\n");
token = strtok(command, space);
/*
while( token != NULL ) {
printf( "%s\n", token );
token = strtok(NULL, space);
}
*/
if (strcmp(token, create_user) == 0) {
char pin[1024];
char balbuf[1024];
unsigned int balance;
// get user name
token = strtok(NULL, space);
if (token != NULL && user_name_check(token)) {
strcpy(user_name, token);
// get user pin number
token = strtok(NULL, space);
if (token != NULL && pin_check(token)) {
strcpy(pin, token);
// get user balance
token = strtok(NULL, space);
if (token != NULL && deposit_check(token)) {
if (too_rich_check(token)) {
printf("%s\n", create_user_error);
return;
}
char *ptr;
balance = strtoul(token, &ptr, 10);
// printf("balance is: %d\n", balance);
token = strtok(NULL, space);
if (token != NULL) {
printf("%s\n", create_user_error);
} else {
char *key;
key = (char *) malloc(sizeof(user_name) * sizeof(char));
strcpy(key, user_name);
if (list_find(bank->users, key) == NULL) {
unsigned int *balance_pt;
balance_pt = (unsigned int *) malloc(sizeof(unsigned int));
*balance_pt = balance;
list_add(bank->users, key, balance_pt);
// create card file name
strcpy(file_name, user_name);
strcat(file_name, ".card");
// write pin number and balance (with an empty space in between) into the file
char call[1024];
char buffer[1024];
sprintf(buffer, "%s %s", user_name, pin);
//To encrypt and make system call to create .card file
sprintf(call,"echo %s |openssl enc -aes-256-cbc -e -a -pass file:%s -salt -out %s",buffer,bank->symm_key,file_name);
if (system(call) == -1)
printf("Error creating card file for user %s\n", user_name);
else {
//flush call to get
memset(call,0x00,strlen(call));
printf("Created user %s\n", user_name);
}
} else {
free(key);
printf("%s ", "Error: user");
printf("%s ", user_name);
printf("%s\n", "already exists");
}
// list_print(bank->users);
}
} else
printf("%s\n", create_user_error);
} else
printf("%s\n", create_user_error);
} else
printf("%s\n", create_user_error);
} else if (strcmp(token, deposit) == 0) {
token = strtok(NULL, space);
if (token != NULL && user_name_check(token)) {
strcpy(user_name, token);
if (list_find(bank->users, user_name) == NULL)
printf("%s\n", "No such user");
else {
token = strtok(NULL, space);
if (token == NULL || !deposit_check(token))
printf("%s\n", deposit_error);
else {
char *ptr;
unsigned int deposit = strtoul(token, &ptr, 10);
if (strtok(NULL, space) != NULL)
printf("%s\n", deposit_error);
else {
unsigned int *cur_b = list_find(bank->users, user_name);
unsigned int new_b = *cur_b + deposit;
if (new_b < *cur_b || new_b < deposit) {
printf("%s\n", too_rich_error);
return;
}
*cur_b = new_b;
printf("$%u %s %s's account\n", deposit, "added to", user_name);
}
}
}
} else
printf("%s\n", deposit_error);
} else if (strcmp(token, balance_command) == 0) {
// char user_name[1024];
token = strtok(NULL, space);
if (token != NULL && user_name_check(token)) {
strcpy(user_name, token);
if (strtok(NULL, space) != NULL) {
printf("%s\n", balance_error);
} else {
if (list_find(bank->users, user_name) == NULL) {
printf("%s\n", "No such user");
} else {
unsigned int *b = list_find(bank->users, user_name);
printf("$%u\n", *b);
}
}
} else
printf("%s\n", balance_error);
} else {
printf("%s\n", invalid);
}
}
static PRESULT conaxpin_item_con_callback(POBJECT_HEAD pObj, VEVENT event, UINT32 param1, UINT32 param2)
{
PRESULT ret = PROC_PASS;
UINT8 unact,input,save;
UINT8 id = OSD_GetObjID(pObj);
switch(event)
{
case EVN_FOCUS_PRE_GET:
break;
case EVN_FOCUS_PRE_LOSE:
break;
case EVN_UNKNOWN_ACTION:
unact = (VACTION)(param1>>16) ;
if(unact <= VACT_NUM_9)
{
win_ca_input_number(id-ENTER_PIN_ID,(UINT8)(unact-VACT_NUM_0));
win_ca_set_password_str(id-ENTER_PIN_ID);
OSD_TrackObject(pObj,C_UPDATE_ALL);
}
else if(unact == VACT_ENTER)
{
if((g_ca_Input_Status==TRUE)&&(g_ca_Input_Bit_Number==4))
{
if(id == ENTER_NEWPIN_ID) // step3. enter new pin
{
win_capin_switch_confirm(2, TRUE);
g_ca_Input_Bit_Number=0;
g_ca_Input_Status=FALSE;
MEMSET(win_ca_password_value[2], 0, 4);
win_ca_set_password_str(2);
OSD_ChangeFocus((POBJECT_HEAD)&g_win_ca_pin,CONFIRM_NEWPIN_ID,C_UPDATE_ALL);
OSD_DrawObject((POBJECT_HEAD)&capin_item_con2, C_UPDATE_ALL);
OSD_TrackObject((POBJECT_HEAD)&capin_item_con3,C_UPDATE_ALL);
}
else if(id == ENTER_PIN_ID) // step2. enter old pin
{
win_capin_switch_confirm(1, TRUE);
MEMSET(win_ca_password_value[1], 0, 4);
MEMSET(win_ca_password_value[2], 0, 4);
OSD_ChangeFocus((POBJECT_HEAD)&g_win_ca_pin,ENTER_NEWPIN_ID,C_UPDATE_ALL);
OSD_DrawObject((POBJECT_HEAD)&capin_item_con1, C_UPDATE_ALL);
OSD_TrackObject((POBJECT_HEAD)&capin_item_con2,C_UPDATE_ALL);
g_ca_Input_Bit_Number=0;
}
else // id==CONFIRM_NEWPIN_ID
{
// step4. confirm new pin
// step5. new pin comparison ok?
if(MEMCMP(win_ca_password_value[1], win_ca_password_value[2], 4) != 0)
{
// step6a. pin confirmation does not match
win_compopup_init(WIN_POPUP_TYPE_SMSG);
win_compopup_set_msg(NULL,NULL,RS_CONAX_PIN_NOT_MATCH);
win_compopup_open_ext(&save);
osal_task_sleep(2000);
win_compopup_smsg_restoreback();
goto RESTART;
}
// step6b. change pin on card
// step8. sw=wrong pin?
if(pin_check(win_ca_password_value[0], 0)!=0)
{
//step9a. incorrect old pin
win_compopup_init(WIN_POPUP_TYPE_SMSG);
win_compopup_set_msg(NULL,NULL,RS_CONAX_INCORRECT_OLD_PIN);
win_compopup_open_ext(&save);
osal_task_sleep(2000);
win_compopup_smsg_restoreback();
goto RESTART;
}
// step7. change pin ok?
if(conax_pin_change(win_ca_password_value[0], win_ca_password_value[1]) == 1)
{
win_compopup_init(WIN_POPUP_TYPE_SMSG);
win_compopup_set_msg(NULL,NULL,RS_CONAX_BEEN_CHANGED);
win_compopup_open_ext(&save);
osal_task_sleep(2000);
win_compopup_smsg_restoreback();
return PROC_LEAVE;
}
else
{
// step9b. change ca pin failed
win_compopup_init(WIN_POPUP_TYPE_SMSG);
win_compopup_set_msg(NULL,NULL,RS_CONAX_CHANGE_PIN_FAILED);
win_compopup_open_ext(&save);
osal_task_sleep(2000);
win_compopup_smsg_restoreback();
}
RESTART:
g_ca_Input_Bit_Number=0;
g_ca_Input_Status=FALSE;
MEMSET(win_ca_password_value[0], 0, 4);
MEMSET(win_ca_password_value[1], 0, 4);
MEMSET(win_ca_password_value[2], 0, 4);
win_ca_set_password_str(0);
win_ca_set_password_str(1);
win_ca_set_password_str(2);
win_capin_switch_confirm(1, FALSE);
OSD_ChangeFocus((POBJECT_HEAD)&g_win_ca_pin,ENTER_PIN_ID,C_UPDATE_ALL);
OSD_TrackObject((POBJECT_HEAD)&capin_item_con1,C_UPDATE_ALL);
OSD_DrawObject((POBJECT_HEAD)&capin_item_con2, C_UPDATE_ALL);
OSD_DrawObject((POBJECT_HEAD)&capin_item_con3, C_UPDATE_ALL);
}
}
}
else if(unact==VACT_DECREASE)
{
if(g_ca_Input_Bit_Number>0)
{
g_ca_Input_Bit_Number--;
win_ca_set_password_str(id-ENTER_PIN_ID);
OSD_TrackObject(pObj,C_UPDATE_ALL);
}
}
ret = PROC_LOOP;
break;
}
return ret;
}