diff options
Diffstat (limited to 'samsung-ipc/sec.c')
| -rw-r--r-- | samsung-ipc/sec.c | 160 |
1 files changed, 95 insertions, 65 deletions
diff --git a/samsung-ipc/sec.c b/samsung-ipc/sec.c index be26170..9017cb9 100644 --- a/samsung-ipc/sec.c +++ b/samsung-ipc/sec.c @@ -2,7 +2,7 @@ * This file is part of libsamsung-ipc. * * Copyright (C) 2011 Simon Busch <morphis@gravedo.de> - * Copyright (C) 2011 Paul Kocialkowski <contact@paulk.fr> + * Copyright (C) 2011-2014 Paul Kocialkowski <contact@paulk.fr> * * libsamsung-ipc is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -23,98 +23,128 @@ #include <samsung-ipc.h> -void ipc_sec_pin_status_setup(struct ipc_sec_pin_status_request_data *message, - unsigned char pin_type, char *pin1, char *pin2) +int ipc_sec_pin_status_setup(struct ipc_sec_pin_status_request_data *data, + unsigned char type, const char *pin1, const char *pin2) { - if (message == NULL) - return; + size_t pin1_length; + size_t pin2_length; - memset(message, 0, sizeof(struct ipc_sec_pin_status_request_data)); + if (data == NULL) + return -1; - message->type = pin_type; + memset(data, 0, sizeof(struct ipc_sec_pin_status_request_data)); + data->type = type; - if (pin1 != NULL) - { - strncpy((char *) message->pin1, pin1, 8); - message->pin1_length = strlen(pin1); + if (pin1 != NULL) { + pin1_length = strlen(pin1); + if (pin1_length > sizeof(data->pin1)) + pin1_length = sizeof(data->pin1); + + strncpy((char *) data->pin1, pin1, pin1_length); } - if (pin2 != NULL) - { - strncpy((char *) message->pin2, pin2, 8); - message->pin2_length = strlen(pin2); + if (pin2 != NULL) { + pin2_length = strlen(pin2); + if (pin2_length > sizeof(data->pin2)) + pin2_length = sizeof(data->pin2); + + strncpy((char *) data->pin2, pin2, pin2_length); } + + return 0; } -void ipc_sec_lock_infomation_setup(struct ipc_sec_lock_infomation_request_data *message, - unsigned char pin_type) +int ipc_sec_phone_lock_request_set_setup(struct ipc_sec_phone_lock_request_set_data *data, + unsigned char facility_type, unsigned char active, const char *password) { - if (message == NULL) - return; + size_t password_length; + + if (data == NULL) + return -1; + + memset(data, 0, sizeof(struct ipc_sec_phone_lock_request_set_data)); + data->facility_type = facility_type; + data->active = active; + + if (password != NULL) { + password_length = strlen(password); + if (password_length > sizeof(data->password)) + password_length = sizeof(data->password); - message->magic = 1; - message->type = pin_type; + data->password_length = (unsigned char) password_length; + strncpy((char *) data->password, password, password_length); + } else { + data->password_length = 0; + } + + return 0; } -char *ipc_sec_rsim_access_response_get_file_data(struct ipc_message_info *response) +int ipc_sec_change_locking_pw_setup(struct ipc_sec_change_locking_pw_data *data, + unsigned char facility_type, const char *password_old, + const char *password_new) { - int n = 0; - int offset = (int) sizeof(struct ipc_sec_rsim_access_response_header); - int size = 0; + size_t password_old_length; + size_t password_new_length; - if (response == NULL) - return NULL; + if (data == NULL) + return -1; - struct ipc_sec_rsim_access_response_header *rsimresp = (struct ipc_sec_rsim_access_response_header*) response->data; - char *file_data = (char *) malloc(sizeof(char) * rsimresp->length); - - for (n = 0; n < rsimresp->length; n++) - { - if (response->data[offset + n] == 0x0) - continue; - else if (response->data[offset + n] == 0xff) - break; - else { - file_data[size] = response->data[offset + n]; - size++; - } + data->facility_type = facility_type; + + if (password_old != NULL) { + password_old_length = strlen(password_old); + if (password_old_length > sizeof(data->password_old_length)) + password_old_length = sizeof(data->password_old_length); + + data->password_old_length = (unsigned char) password_old_length; + strncpy((char *) data->password_old, password_old, password_old_length); + } else { + data->password_old_length = 0; } - if (size < rsimresp->length) - file_data = (char *) realloc(file_data, sizeof(char) * size); + if (password_new != NULL) { + password_new_length = strlen(password_new); + if (password_new_length > sizeof(data->password_new_length)) + password_new_length = sizeof(data->password_new_length); - return file_data; + data->password_new_length = (unsigned char) password_new_length; + strncpy((char *) data->password_new, password_new, password_new_length); + } else { + data->password_new_length = 0; + } + + return 0; } -void ipc_sec_phone_lock_request_set_setup(struct ipc_sec_phone_lock_request_set_data *message, - int pin_type, int enable, char *passwd) +void *ipc_sec_rsim_access_get_file_data(const void *data, size_t size) { - message->facility_type = pin_type; - message->active = enable ? 1 : 0; + struct ipc_sec_rsim_access_response_header *header; + void *file_data; - if (passwd != NULL) - { - strncpy((char *) message->password, passwd, 39); - message->password_length = strlen(passwd); - } + if (data == NULL || size < sizeof(struct ipc_sec_rsim_access_response_header)) + return NULL; + + header = (struct ipc_sec_rsim_access_response_header *) data; + + file_data = calloc(1, header->length); + + memcpy(file_data, (void *) ((unsigned char *) data + sizeof(struct ipc_sec_rsim_access_response_header)), header->length); + + return file_data; } -void ipc_sec_change_locking_pw_setup(struct ipc_sec_change_locking_pw_data *message, - int type, char *passwd_old, char *passwd_new) +int ipc_sec_lock_infomation_setup(struct ipc_sec_lock_infomation_request_data *data, + unsigned char type) { - message->facility_type = type; + if (data == NULL) + return -1; - if (passwd_old != NULL) - { - strncpy((char *) message->password_old, passwd_old, 39); - message->password_old_length = strlen(passwd_old); - } + memset(data, 0, sizeof(struct ipc_sec_lock_infomation_request_data)); + data->magic = 0x01; + data->type = type; - if (passwd_new != NULL) - { - strncpy((char *) message->password_new, passwd_new, 39); - message->password_new_length = strlen(passwd_new); - } + return 0; } // vim:ts=4:sw=4:expandtab |