//*****************************************************************************
//
//! simple_link_recv
//!
//! @param sd socket handle
//! @param buf read buffer
//! @param len buffer length
//! @param flags indicates blocking or non-blocking operation
//! @param from pointer to an address structure indicating source address
//! @param fromlen source address structure size
//!
//! @return Return the number of bytes received, or -1 if an error
//! occurred
//!
//! @brief Read data from socket
//! Return the length of the message on successful completion.
//! If a message is too long to fit in the supplied buffer,
//! excess bytes may be discarded depending on the type of
//! socket the message is received from
//
//*****************************************************************************
int
simple_link_recv(long sd, void *buf, long len, long flags, sockaddr *from,
socklen_t *fromlen, long opcode)
{
unsigned char *ptr, *args;
tBsdReadReturnParams tSocketReadEvent;
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
// Fill in HCI packet structure
args = UINT32_TO_STREAM(args, sd);
args = UINT32_TO_STREAM(args, len);
args = UINT32_TO_STREAM(args, flags);
// Generate the read command, and wait for the
hci_command_send(opcode, ptr, SOCKET_RECV_FROM_PARAMS_LEN);
// Since we are in blocking state - wait for event complete
SimpleLinkWaitEvent(opcode, &tSocketReadEvent);
// In case the number of bytes is more then zero - read data
if (tSocketReadEvent.iNumberOfBytes > 0)
{
// Wait for the data in a synchronous way. Here we assume that the bug is
// big enough to store also parameters of receive from too....
SimpleLinkWaitData((unsigned char *)buf, (unsigned char *)from, (unsigned char *)fromlen);
}
errno = tSocketReadEvent.iNumberOfBytes;
return(tSocketReadEvent.iNumberOfBytes);
}
/*****************************************************************************
*
* nvmem.c - CC3000 Host Driver Implementation.
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
//*****************************************************************************
//
//! \addtogroup nvmem_api
//! @{
//
//*****************************************************************************
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include "evnt_handler.h"
#include "socket.h"
#include "nvmem.h"
#include "hci.h"
//*****************************************************************************
//
// Prototypes for the structures for APIs.
//
//*****************************************************************************
#define NVMEM_READ_PARAMS_LEN (12)
#define NVMEM_CREATE_PARAMS_LEN (8)
#define NVMEM_WRITE_PARAMS_LEN (16)
#ifndef __ENABLE_MULTITHREADED_SUPPORT__
#define c_nvmem_write nvmem_write
#define c_nvmem_read nvmem_read
#endif /* __ENABLE_MULTITHREADED_SUPPORT__ */
//*****************************************************************************
//
//! nvmem_read
//!
//! @param ulFileId nvmem file id:\n
//! NVMEM_NVS_FILEID, NVMEM_NVS_SHADOW_FILEID,
//! NVMEM_WLAN_CONFIG_FILEID, NVMEM_WLAN_CONFIG_SHADOW_FILEID,
//! NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
//! NVMEM_MAC_FILEID, NVMEM_FRONTEND_VARS_FILEID,
//! NVMEM_IP_CONFIG_FILEID, NVMEM_IP_CONFIG_SHADOW_FILEID,
//! NVMEM_BOOTLOADER_SP_FILEID, NVMEM_RM_FILEID,
//! and user files 12-15.
//! @param ulLength number of bytes to read
//! @param ulOffset ulOffset in file from where to read
//! @param buff output buffer pointer
//!
//! @return number of bytes read, otherwise error.
//!
//! @brief Reads data from the file referred by the ulFileId parameter.
//! Reads data from file ulOffset till length. Err if the file can't
//! be used, is invalid, or if the read is out of bounds.
//!
//*****************************************************************************
#ifdef __ENABLE_MULTITHREADED_SUPPORT__
signed long c_nvmem_read(unsigned long ulFileId, unsigned long ulLength,
unsigned long ulOffset, unsigned char *buff)
#else /* __ENABLE_MULTITHREADED_SUPPORT__ */
signed long nvmem_read(unsigned long ulFileId, unsigned long ulLength,
unsigned long ulOffset, unsigned char *buff)
#endif /* __ENABLE_MULTITHREADED_SUPPORT__ */
{
unsigned char ucStatus = 0xFF;
unsigned char *ptr;
unsigned char *args;
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
// Fill in HCI packet structure
args = UINT32_TO_STREAM(args, ulFileId);
args = UINT32_TO_STREAM(args, ulLength);
args = UINT32_TO_STREAM(args, ulOffset);
// Initiate a HCI command
hci_command_send(HCI_CMND_NVMEM_READ, ptr, NVMEM_READ_PARAMS_LEN);
SimpleLinkWaitEvent(HCI_CMND_NVMEM_READ, &ucStatus);
// In case there is data - read it - even if an error code is returned
// Note: It is the user responsibility to ignore the data in case of an error code
// Wait for the data in a synchronous way. Here we assume that the buffer is
// big enough to store also parameters of nvmem
SimpleLinkWaitData(buff, 0, 0);
return(ucStatus);
}
/*****************************************************************************
* \brief Read data from nvmem
*
* Reads data from the file referred by the ulFileId parameter.
* Reads data from file ulOffset till len. Err if the file can't
* be used, is invalid, or if the read is out of bounds.
*
*
* \param[in] ulFileId nvmem file id:\n
* NVMEM_NVS_FILEID, NVMEM_NVS_SHADOW_FILEID,
* NVMEM_WLAN_CONFIG_FILEID, NVMEM_WLAN_CONFIG_SHADOW_FILEID,
* NVMEM_WLAN_DRIVER_SP_FILEID, NVMEM_WLAN_FW_SP_FILEID,
* NVMEM_MAC_FILEID, NVMEM_FRONTEND_VARS_FILEID,
* NVMEM_IP_CONFIG_FILEID, NVMEM_IP_CONFIG_SHADOW_FILEID,
* NVMEM_BOOTLOADER_SP_FILEID or NVMEM_RM_FILEID.
* \param[in] ulLength number of bytes to read
* \param[in] ulOffset ulOffset in file from where to read
* \param[out] buff output buffer pointer
*
* \return number of bytes read.
*
* \sa
* \note
* \warning
*
*****************************************************************************/
signed long
nvmem_read(unsigned long ulFileId, unsigned long ulLength, unsigned long ulOffset, unsigned char *buff)
{
unsigned char ucStatus = 0xFF;
unsigned char *ptr;
unsigned char *args;
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
//
// Fill in HCI packet structure
//
args = UINT32_TO_STREAM(args, ulFileId);
args = UINT32_TO_STREAM(args, ulLength);
args = UINT32_TO_STREAM(args, ulOffset);
//
// Initiate a HCI command
//
hci_command_send(HCI_CMND_NVMEM_READ, ptr, NVMEM_READ_PARAMS_LEN);
SimpleLinkWaitEvent(HCI_CMND_NVMEM_READ, &ucStatus);
//
// In case there is a data - read it
//
if (ucStatus == 0)
{
//
// Wait for the data in a synchronous way. Here we assume that the buffer is big enough
// to store also parameters of nvmem
//
SimpleLinkWaitData(buff, 0, 0);
}
return(ucStatus);
}
signed long nvmem_read(unsigned long ulFileId, unsigned long ulLength,
unsigned long ulOffset, uint8_t *buff)
{
uint8_t ucStatus = 0xff;
uint8_t *ptr;
uint8_t *args;
cc3000_lib_lock();
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
/* Fill in HCI packet structure */
args = UINT32_TO_STREAM(args, ulFileId);
args = UINT32_TO_STREAM(args, ulLength);
args = UINT32_TO_STREAM(args, ulOffset);
/* Initiate a HCI command */
hci_command_send(HCI_CMND_NVMEM_READ, ptr, NVMEM_READ_PARAMS_LEN);
SimpleLinkWaitEvent(HCI_CMND_NVMEM_READ, &ucStatus);
/* In case there is data - read it - even if an error code is returned
* Note: It is the user responsibility to ignore the data in case of an
* error code
*/
/* Wait for the data in a synchronous way. Here we assume that the buffer is
* big enough to store also parameters of nvmem
*/
SimpleLinkWaitData(buff, 0, &ucStatus);
cc3000_lib_unlock();
return ucStatus;
}
