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authorHyungKyu Song <hk76.song@samsung.com>2013-02-16 00:16:10 +0900
committerHyungKyu Song <hk76.song@samsung.com>2013-02-16 00:16:10 +0900
commitb99cf06f232ee59b688419debf2e588b9a459f5c (patch)
treeddb58e933c9da7c6e487b9df90589eeab0ee0957 /client/src/ss_client_intf.c
parent563412390a7fdd82b9ebb1f1162a43cecaf56c5f (diff)
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Diffstat (limited to 'client/src/ss_client_intf.c')
-rw-r--r--client/src/ss_client_intf.c415
1 files changed, 415 insertions, 0 deletions
diff --git a/client/src/ss_client_intf.c b/client/src/ss_client_intf.c
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+/*
+ * secure storage
+ *
+ * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * Contact: Kidong Kim <kd0228.kim@samsung.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "secure_storage.h"
+#include "ss_client_intf.h"
+#include "ss_client_ipc.h"
+#include "ss_manager.h"
+
+int SsClientDataStoreFromFile(const char* filepath, ssm_flag flag, const char* group_id)
+{
+ ReqData_t* send_data = NULL;
+ RspData_t recv_data;
+ int temp_len = 0;
+ int cookie_size = 20;
+
+// cookie_size = security_server_get_cookie_size();
+ char cookie_content[20] = {0, };
+
+// if(security_server_request_cookie(cookie_content, cookie_size) < 0) // error while getting cookie
+// {
+// SLOGE("Fail to get cookie\n");
+// recv_data.rsp_type = SS_SECURE_STORAGE_ERROR;
+// goto Error;
+// }
+
+ if(!filepath)
+ {
+ SLOGE("Parameter error in SsClientDataStoreFromFile..\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Error;
+ }
+
+ send_data = (ReqData_t*)malloc(sizeof(ReqData_t));
+
+ if(!send_data)
+ {
+ SLOGE("Memory allocation fail in SsClientDataStoreFromFile..\n");
+ recv_data.rsp_type = SS_MEMORY_ERROR;
+ goto Error;
+ }
+
+ send_data->req_type = 1; // file store
+ send_data->enc_type = 1; // initial type
+ send_data->count = 0;
+ send_data->flag = flag; // flag
+ temp_len = strlen(filepath);
+ if(temp_len < MAX_FILENAME_LEN)
+ {
+ strncpy(send_data->data_infilepath, filepath, MAX_FILENAME_LEN - 1);
+ send_data->data_infilepath[temp_len] = '\0';
+ }
+ else
+ {
+ SLOGE("filepath is too long.\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Free_and_Error;
+ }
+ memset(send_data->cookie, 0x00, MAX_COOKIE_LEN);
+ memset(send_data->group_id, 0x00, MAX_GROUP_ID_LEN);
+ memcpy(send_data->cookie, cookie_content, cookie_size);
+ if(group_id)
+ strncpy(send_data->group_id, group_id, MAX_GROUP_ID_LEN - 1);
+ else
+ strncpy(send_data->group_id, "NOTUSED", MAX_GROUP_ID_LEN - 1);
+
+ memset(send_data->buffer, 0x00, MAX_SEND_DATA_LEN + 1);
+ recv_data = SsClientComm(send_data);
+
+Free_and_Error:
+ free(send_data);
+Error:
+ return recv_data.rsp_type;
+}
+
+int SsClientDataStoreFromBuffer(char* writebuffer, size_t bufLen, const char* filename, ssm_flag flag, const char* group_id)
+{
+ ReqData_t* send_data = NULL;
+ RspData_t recv_data;
+ int temp_len = 0;
+ int cookie_size = 20;
+
+// cookie_size = security_server_get_cookie_size();
+ char cookie_content[20] = {0, };
+
+// if(security_server_request_cookie(cookie_content, cookie_size) < 0) // error while getting cookie
+// {
+// SLOGE("Fail to get cookie\n");
+// recv_data.rsp_type = SS_SECURE_STORAGE_ERROR;
+// goto Error;
+// }
+
+ if(!writebuffer || !filename)
+ {
+ SLOGE("Parameter error in SsClientDataStoreFromBuffer..\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Error;
+ }
+
+ send_data = (ReqData_t*)malloc(sizeof(ReqData_t));
+ if(!send_data)
+ {
+ SLOGE("Memory allocation fail in SsClientDataStoreFromBuffer..\n");
+ recv_data.rsp_type = SS_MEMORY_ERROR;
+ goto Error;
+ }
+
+ send_data->req_type = 2; // buffer store
+ send_data->enc_type = 1;
+ send_data->count = bufLen;
+ send_data->flag = flag;
+ temp_len = strlen(filename);
+ if(temp_len < MAX_FILENAME_LEN)
+ {
+ strncpy(send_data->data_infilepath, filename, MAX_FILENAME_LEN - 1);
+ send_data->data_infilepath[temp_len] = '\0';
+ }
+ else
+ {
+ SLOGE("filepath is too long.\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Free_and_Error;
+ }
+ memset(send_data->cookie, 0x00, MAX_COOKIE_LEN);
+ memset(send_data->group_id, 0x00, MAX_GROUP_ID_LEN);
+ memcpy(send_data->cookie, cookie_content, cookie_size);
+ if(group_id)
+ strncpy(send_data->group_id, group_id, MAX_GROUP_ID_LEN - 1);
+ else
+ strncpy(send_data->group_id, "NOTUSED", MAX_GROUP_ID_LEN - 1);
+
+ memcpy(send_data->buffer, writebuffer, bufLen);
+ recv_data = SsClientComm(send_data);
+
+Free_and_Error:
+ free(send_data);
+Error:
+ return recv_data.rsp_type;
+}
+
+int SsClientDataRead(const char* filepath, char* pRetBuf, size_t bufLen, size_t *readLen, ssm_flag flag, const char* group_id)
+{
+ unsigned int count = (unsigned int)(bufLen / MAX_RECV_DATA_LEN + 1);
+ unsigned int rest = (unsigned int)(bufLen % MAX_RECV_DATA_LEN);
+ char* buffer;
+ ReqData_t* send_data = NULL;
+ RspData_t recv_data;
+ int temp_len = 0;
+ int cookie_size = 20;
+
+// cookie_size = security_server_get_cookie_size();
+ char cookie_content[20] = {0, };
+
+// if(security_server_request_cookie(cookie_content, cookie_size) < 0) // error while getting cookie
+// {
+// SLOGE("Fail to get cookie\n");
+// recv_data.rsp_type = SS_SECURE_STORAGE_ERROR;
+// goto Error;
+// }
+
+ if(!filepath)
+ {
+ SLOGE("filepath Parameter error in SsClientDataRead..\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Error;
+ }
+ if(!readLen)
+ {
+ SLOGE("readLen Parameter error in SsClientDataRead..\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Error;
+ }
+
+ *readLen = 0;
+ buffer = pRetBuf;
+
+ send_data = (ReqData_t*)malloc(sizeof(ReqData_t));
+
+ if(!send_data)
+ {
+ SLOGE("Memory allocation fail in SsClientDataRead..\n");
+ recv_data.rsp_type = SS_MEMORY_ERROR;
+ goto Error;
+ }
+
+ // fill send_data
+ send_data->req_type = 3; // read data from storage
+ send_data->enc_type = 1; // initial type
+ send_data->count = 0;
+ send_data->flag = flag & 0x000000ff; //flag;
+ temp_len = strlen(filepath);
+ if(temp_len < MAX_FILENAME_LEN)
+ {
+ strncpy(send_data->data_infilepath, filepath, MAX_FILENAME_LEN - 1);
+ send_data->data_infilepath[temp_len] = '\0';
+ }
+ else
+ {
+ SLOGE("filepath is too long.\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Free_and_Error;
+ }
+ memset(send_data->cookie, 0x00, MAX_COOKIE_LEN);
+ memset(send_data->group_id, 0x00, MAX_GROUP_ID_LEN);
+ memcpy(send_data->cookie, cookie_content, MAX_COOKIE_LEN);
+ if(group_id)
+ strncpy(send_data->group_id, group_id, MAX_GROUP_ID_LEN - 1);
+ else
+ strncpy(send_data->group_id, "NOTUSED", MAX_GROUP_ID_LEN - 1);
+ memset(send_data->buffer, 0x00, MAX_SEND_DATA_LEN+1);
+
+ // Call Server per 4KB data (count from 0 to ~)
+ for ( ; send_data->count < count; send_data->count++)
+ {
+ //receive data from server
+ recv_data = SsClientComm(send_data);
+
+ // check response type
+ if(recv_data.rsp_type != 1)
+ {
+ SLOGE("data read error from server...\n");
+ goto Free_and_Error;
+ }
+ // copy the last data (last count)
+ if(send_data->count == (count - 1))
+ {
+ memcpy(buffer, recv_data.buffer, rest);
+ *readLen += (size_t)rest;
+ goto Last;
+ //break;
+ }
+
+ memcpy(buffer, recv_data.buffer, MAX_RECV_DATA_LEN);
+ *readLen += (size_t)recv_data.readLen;
+ buffer += recv_data.readLen;
+ }
+Last :
+ if(bufLen != *readLen)
+ {
+ SLOGE("Decrypted abnormally\n");
+ recv_data.rsp_type = SS_DECRYPTION_ERROR;
+ goto Free_and_Error;
+ }
+
+ SLOGE("Decrypted file name : %s\n", recv_data.data_filepath);
+Free_and_Error:
+ free(send_data);
+Error:
+ return recv_data.rsp_type;
+}
+
+int SsClientGetInfo(const char* filepath, ssm_file_info_t* sfi, ssm_flag flag, const char* group_id)
+{
+
+ ReqData_t* send_data = NULL;
+ RspData_t recv_data;
+ ssm_file_info_convert_t sfic;
+ int temp_len = 0;
+ int cookie_size = 20;
+
+// cookie_size = security_server_get_cookie_size();
+ char cookie_content[20] = {0, };
+
+// if(security_server_request_cookie(cookie_content, cookie_size) < 0) // error while getting cookie
+// {
+// SLOGE("Fail to get cookie\n");
+// recv_data.rsp_type = SS_SECURE_STORAGE_ERROR;
+// goto Error;
+// }
+
+ if(!filepath || !sfi)
+ {
+ SLOGE("Parameter error in SsClientGetInfo..\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Error;
+ }
+
+ send_data = (ReqData_t*)malloc(sizeof(ReqData_t));
+
+ if(!send_data)
+ {
+ SLOGE("Memory allocation fail in SsClientGetInfo..\n");
+ recv_data.rsp_type = SS_MEMORY_ERROR;
+ goto Error;
+ }
+
+ // fill send_data
+ send_data->req_type = 4; // get info type
+ send_data->enc_type = 1; // initial type
+ send_data->count = 0;
+ send_data->flag = flag & 0x000000ff; //flag;
+ temp_len = strlen(filepath);
+ if(temp_len < MAX_FILENAME_LEN)
+ {
+ strncpy(send_data->data_infilepath, filepath, MAX_FILENAME_LEN - 1);
+ send_data->data_infilepath[temp_len] = '\0';
+ }
+ else
+ {
+ SLOGE("filepath is too long.\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Free_and_Error;
+ }
+ memset(send_data->cookie, 0x00, MAX_COOKIE_LEN);
+ memset(send_data->group_id, 0x00, MAX_GROUP_ID_LEN);
+ memcpy(send_data->cookie, cookie_content, cookie_size);
+ if(group_id)
+ strncpy(send_data->group_id, group_id, MAX_GROUP_ID_LEN - 1);
+ else
+ strncpy(send_data->group_id, "NOTUSED", MAX_GROUP_ID_LEN - 1);
+ memset(send_data->buffer, 0x00, MAX_SEND_DATA_LEN + 1);
+
+ recv_data = SsClientComm(send_data);
+
+ memcpy(sfic.fInfoArray, recv_data.buffer, sizeof(ssm_file_info_t));
+ sfi->originSize = sfic.fInfoStruct.originSize;
+ sfi->storedSize = sfic.fInfoStruct.storedSize;
+ memcpy(sfi->reserved, sfic.fInfoStruct.reserved, 8);
+
+Free_and_Error:
+ free(send_data);
+Error:
+ return recv_data.rsp_type;
+}
+
+int SsClientDeleteFile(const char *pFilePath, ssm_flag flag, const char* group_id)
+{
+ ReqData_t* send_data = NULL;
+ RspData_t recv_data;
+ int temp_len = 0;
+ int cookie_size = 20;
+
+// cookie_size = security_server_get_cookie_size();
+ char cookie_content[20] = {0, };
+
+// if(security_server_request_cookie(cookie_content, cookie_size) < 0) // error while getting cookie
+// {
+// SLOGE("Fail to get cookie\n");
+// recv_data.rsp_type = SS_SECURE_STORAGE_ERROR;
+// goto Error;
+// }
+
+ if(!pFilePath)
+ {
+ SLOGE("Parameter error in SsClientDeleteFile..\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Error;
+ }
+
+ send_data = (ReqData_t*)malloc(sizeof(ReqData_t));
+
+ if(!send_data)
+ {
+ SLOGE("Memory allocation fail in SsClientDeleteFile..\n");
+ recv_data.rsp_type = SS_MEMORY_ERROR;
+ goto Error;
+ }
+
+ send_data->req_type = 10; // delete file
+ send_data->enc_type = 1; // initial type
+ send_data->count = 0;
+ send_data->flag = flag; // flag
+ temp_len = strlen(pFilePath);
+ if(temp_len < MAX_FILENAME_LEN)
+ {
+ strncpy(send_data->data_infilepath, pFilePath, MAX_FILENAME_LEN - 1);
+ send_data->data_infilepath[temp_len] = '\0';
+ }
+ else
+ {
+ SLOGE("filepath is too long.\n");
+ recv_data.rsp_type = SS_PARAM_ERROR;
+ goto Free_and_Error;
+ }
+ memset(send_data->cookie, 0x00, MAX_COOKIE_LEN);
+ memset(send_data->group_id, 0x00, MAX_GROUP_ID_LEN);
+ memcpy(send_data->cookie, cookie_content, cookie_size);
+ if(group_id)
+ strncpy(send_data->group_id, group_id, MAX_GROUP_ID_LEN - 1);
+ else
+ strncpy(send_data->group_id, "NOTUSED", MAX_GROUP_ID_LEN - 1);
+ memset(send_data->buffer, 0x00, MAX_SEND_DATA_LEN+1);
+
+ recv_data = SsClientComm(send_data);
+
+Free_and_Error:
+ free(send_data);
+
+ SLOGE("Deleted file name: %s\n", recv_data.data_filepath);
+
+Error:
+ return recv_data.rsp_type;
+}