/*********************************************************************************************************
** 函数名称: __buildinRtPrint
** 功能描述: 打印 lwip 内建路由信息
** 输 入 : rt aodv 路由条目
** 输 出 : NONE
** 全局变量:
** 调用模块:
*********************************************************************************************************/
static VOID __buildinRtPrint (PCHAR pcBuffer, size_t stSize, size_t *pstOffset)
{
struct netif *netif;
ip_addr_t ipaddr;
CHAR cIpDest[INET_ADDRSTRLEN];
CHAR cGateway[INET_ADDRSTRLEN] = "*";
CHAR cMask[INET_ADDRSTRLEN];
CHAR cFlag[6];
CHAR cIfName[IF_NAMESIZE] = "\0";
for (netif = netif_list; netif != NULL; netif = netif->next) {
if (netif->flags & NETIF_FLAG_POINTTOPOINT) { /* PPP / SLIP 连接 */
ipaddr.addr = netif->gw.addr;
ipaddr_ntoa_r(&ipaddr, cIpDest, INET_ADDRSTRLEN);
ipaddr_ntoa_r(&netif->netmask, cMask, INET_ADDRSTRLEN);
if_indextoname(netif->num, cIfName);
lib_strcpy(cFlag, "UH");
} else { /* 普通链接 */
ipaddr.addr = netif->ip_addr.addr & netif->netmask.addr;
ipaddr_ntoa_r(&ipaddr, cIpDest, INET_ADDRSTRLEN);
ipaddr_ntoa_r(&netif->netmask, cMask, INET_ADDRSTRLEN);
if_indextoname(netif->num, cIfName);
lib_strcpy(cFlag, "U");
}
*pstOffset = bnprintf(pcBuffer, stSize, *pstOffset,
"%-18s %-18s %-18s %-8s %-3s\n",
cIpDest, cGateway, cMask, cFlag, cIfName);
ipaddr_ntoa_r(&netif->ip_addr, cIpDest, INET_ADDRSTRLEN);
lib_strcpy(cFlag, "UH");
*pstOffset = bnprintf(pcBuffer, stSize, *pstOffset,
"%-18s %-18s %-18s %-8s %-3s\n",
cIpDest, cGateway, cMask, cFlag, cIfName);
}
if (netif_default) {
ipaddr_ntoa_r(&netif_default->gw, cGateway, INET_ADDRSTRLEN);
ipaddr_ntoa_r(&netif_default->netmask, cMask, INET_ADDRSTRLEN);
if_indextoname(netif_default->num, cIfName);
lib_strcpy(cFlag, "UG");
*pstOffset = bnprintf(pcBuffer, stSize, *pstOffset,
"%-18s %-18s %-18s %-8s %-3s\n",
"default", cGateway, cMask, cFlag, cIfName);
}
}
VOID _HeapKernelInit (VOID)
#endif /* LW_CFG_MEMORY_HEAP_... */
{
#if LW_CFG_MEMORY_HEAP_CONFIG_TYPE > 0
_K_pheapKernel = _HeapCreate(pvKernelHeapMem, stKernelHeapSize);
#else
#if LW_CFG_MEMORY_KERNEL_HEAP_ADDRESS == 0
_K_pheapKernel = _HeapCreate((PVOID)_K_stkKernelHeap, LW_CFG_MEMORY_KERNEL_HEAP_SIZE_BYTE);
#else
_K_pheapKernel = _HeapCreate((PVOID)(LW_CFG_MEMORY_KERNEL_HEAP_ADDRESS),
LW_CFG_MEMORY_KERNEL_HEAP_SIZE_BYTE);
#endif
#endif /* LW_CFG_MEMORY_HEAP_... */
#if (LW_CFG_DEVICE_EN > 0) && (LW_CFG_FIO_LIB_EN > 0)
#if LW_CFG_ERRORMESSAGE_EN > 0 || LW_CFG_LOGMESSAGE_EN > 0
#if LW_CFG_MEMORY_HEAP_CONFIG_TYPE > 0
_DebugFormat(__LOGMESSAGE_LEVEL, "kernel heap has been create 0x%lx (%zd Bytes).\r\n",
(addr_t)pvKernelHeapMem, stKernelHeapSize);
#else
_DebugFormat(__LOGMESSAGE_LEVEL, "kernel heap has been create 0x%lx (%zd Bytes).\r\n",
(LW_CFG_MEMORY_KERNEL_HEAP_ADDRESS == 0) ?
(addr_t)_K_stkKernelHeap : (addr_t)LW_CFG_MEMORY_KERNEL_HEAP_ADDRESS,
(size_t)LW_CFG_MEMORY_KERNEL_HEAP_SIZE_BYTE);
#endif /* LW_CFG_MEMORY_HEAP_... */
#endif /* LW_CFG_ERRORMESSAGE_EN... */
#endif /* LW_CFG_DEVICE_EN... */
lib_strcpy(_K_pheapKernel->HEAP_cHeapName, "kernel");
}
static VOID __rtEntryPrint (PLW_RT_ENTRY prte, PCHAR pcBuffer, size_t stSize, size_t *pstOffset)
{
CHAR cIpDest[INET_ADDRSTRLEN];
CHAR cGateway[INET_ADDRSTRLEN] = "*";
CHAR cMask[INET_ADDRSTRLEN] = "*";
CHAR cFlag[6] = "\0";
ipaddr_ntoa_r(&prte->RTE_ipaddrDest, cIpDest, INET_ADDRSTRLEN);
if (prte->RTE_pnetif) {
ipaddr_ntoa_r(&prte->RTE_pnetif->gw, cGateway, INET_ADDRSTRLEN);
ipaddr_ntoa_r(&prte->RTE_pnetif->netmask, cMask, INET_ADDRSTRLEN);
}
if (prte->RTE_uiFlag & LW_RT_FLAG_U) {
lib_strcat(cFlag, "U");
}
if (prte->RTE_uiFlag & LW_RT_FLAG_G) {
lib_strcat(cFlag, "G");
} else {
lib_strcpy(cGateway, "*"); /* 直接路由 (不需要打印网关) */
}
if (prte->RTE_uiFlag & LW_RT_FLAG_H) {
lib_strcat(cFlag, "H");
}
if (prte->RTE_uiFlag & LW_RT_FLAG_D) {
lib_strcat(cFlag, "D");
}
if (prte->RTE_uiFlag & LW_RT_FLAG_M) {
lib_strcat(cFlag, "M");
}
*pstOffset = bnprintf(pcBuffer, stSize, *pstOffset,
"%-18s %-18s %-18s %-8s %-3s\n",
cIpDest, cGateway, cMask, cFlag, prte->RTE_cNetifName);
}
/*********************************************************************************************************
** 函数名称: __ram_move
** 功能描述: ramfs 移动或者重命名一个文件
** 输 入 : pramn 文件节点
** pcNewName 新的名字
** 输 出 : ERROR
** 全局变量:
** 调用模块:
*********************************************************************************************************/
INT __ram_move (PRAM_NODE pramn, PCHAR pcNewName)
{
PRAM_VOLUME pramfs;
PRAM_NODE pramnTemp;
PRAM_NODE pramnFather;
PRAM_NODE pramnNewFather;
BOOL bRoot;
BOOL bLast;
PCHAR pcTail;
PCHAR pcTemp;
PCHAR pcFileName;
pramfs = pramn->RAMN_pramfs;
pramnFather = pramn->RAMN_pramnFather;
pramnTemp = __ram_open(pramfs, pcNewName, &pramnNewFather, &bRoot, &bLast, &pcTail);
if (pramnTemp) {
_ErrorHandle(EEXIST);
return (PX_ERROR);
}
if (bRoot || (bLast == LW_FALSE)) { /* 新名字指向根或者没有目录 */
_ErrorHandle(EINVAL);
return (PX_ERROR);
}
if (pramnFather != pramnNewFather) { /* 目录发生改变 */
if (pramnFather) {
_List_Line_Del(&pramn->RAMN_lineBrother,
&pramnFather->RAMN_plineSon);
} else {
_List_Line_Del(&pramn->RAMN_lineBrother,
&pramfs->RAMFS_plineSon);
}
if (pramnNewFather) {
_List_Line_Add_Ahead(&pramn->RAMN_lineBrother,
&pramnNewFather->RAMN_plineSon);
} else {
_List_Line_Add_Ahead(&pramn->RAMN_lineBrother,
&pramfs->RAMFS_plineSon);
}
}
pcFileName = lib_rindex(pcNewName, PX_DIVIDER);
if (pcFileName) {
pcFileName++;
} else {
pcFileName = pcNewName;
}
pcTemp = (PCHAR)__SHEAP_ALLOC(lib_strlen(pcFileName) + 1);
if (pcTemp == LW_NULL) {
_ErrorHandle(ENOMEM);
return (PX_ERROR);
}
lib_strcpy(pcTemp, pcFileName);
__SHEAP_FREE(pramn->RAMN_pcName);
pramn->RAMN_pcName = pcTemp;
return (ERROR_NONE);
}
/*********************************************************************************************************
** 函数名称: API_TShellFormatAdd
** 功能描述: 为一个关键字添加格式字串信息
** 输 入 : pcKeyword 关键字
** pcFormat 格式字串
** 输 出 : 错误代码.
** 全局变量:
** 调用模块:
API 函数
*********************************************************************************************************/
LW_API
ULONG API_TShellFormatAdd (CPCHAR pcKeyword, CPCHAR pcFormat)
{
__PTSHELL_KEYWORD pskwNode = LW_NULL;
REGISTER size_t stStrLen;
if (__PROC_GET_PID_CUR() != 0) { /* 进程中不允许操作 */
_ErrorHandle(ENOTSUP);
return (ENOTSUP);
}
if (!pcKeyword) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "pcKeyword invalidate.\r\n");
_ErrorHandle(ERROR_TSHELL_EPARAM);
return (ERROR_TSHELL_EPARAM);
}
if (!pcFormat) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "pcHelp invalidate.\r\n");
_ErrorHandle(ERROR_TSHELL_EPARAM);
return (ERROR_TSHELL_EPARAM);
}
stStrLen = lib_strnlen(pcKeyword, LW_CFG_SHELL_MAX_KEYWORDLEN);
if (stStrLen >= (LW_CFG_SHELL_MAX_KEYWORDLEN + 1)) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "pcKeyword is too long.\r\n");
_ErrorHandle(ERROR_TSHELL_EPARAM);
return (ERROR_TSHELL_EPARAM);
}
if (ERROR_NONE == __tshellKeywordFind(pcKeyword, &pskwNode)) { /* 查找关键字 */
__TTINY_SHELL_LOCK(); /* 互斥访问 */
if (pskwNode->SK_pcFormatString) {
__TTINY_SHELL_UNLOCK(); /* 释放资源 */
_DebugHandle(__ERRORMESSAGE_LEVEL, "format string overlap.\r\n");
_ErrorHandle(ERROR_TSHELL_OVERLAP);
return (ERROR_TSHELL_OVERLAP);
}
stStrLen = lib_strlen(pcFormat); /* 为帮助字串开辟空间 */
pskwNode->SK_pcFormatString = (PCHAR)__SHEAP_ALLOC(stStrLen + 1);
if (!pskwNode->SK_pcFormatString) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "system low memory.\r\n");
_ErrorHandle(ERROR_SYSTEM_LOW_MEMORY);
return (ERROR_SYSTEM_LOW_MEMORY);
}
lib_strcpy(pskwNode->SK_pcFormatString, pcFormat);
__TTINY_SHELL_UNLOCK(); /* 释放资源 */
return (ERROR_NONE);
} else {
_ErrorHandle(ERROR_TSHELL_EKEYWORD);
return (ERROR_TSHELL_EKEYWORD); /* 关键字错误 */
}
}
VOID _HeapSystemInit (VOID)
#endif /* LW_CFG_MEMORY_HEAP_... */
{
#if LW_CFG_MEMORY_HEAP_CONFIG_TYPE > 0
if (pvSystemHeapMem && stSystemHeapSize) {
_K_pheapSystem = _HeapCreate(pvSystemHeapMem, stSystemHeapSize);
} else
#else
#if LW_CFG_MEMORY_SYSTEM_HEAP_ADDRESS == 0
if (LW_CFG_MEMORY_SYSTEM_HEAP_SIZE_BYTE) {
_K_pheapSystem = _HeapCreate((PVOID)_K_stkSystemHeap, LW_CFG_MEMORY_SYSTEM_HEAP_SIZE_BYTE);
} else
#else
if (LW_CFG_MEMORY_SYSTEM_HEAP_SIZE_BYTE) {
_K_pheapSystem = _HeapCreate((PVOID)LW_CFG_MEMORY_SYSTEM_HEAP_ADDRESS,
LW_CFG_MEMORY_SYSTEM_HEAP_SIZE_BYTE);
} else
#endif
#endif /* LW_CFG_MEMORY_HEAP_... */
{
_K_pheapSystem = _K_pheapKernel; /* 只使用 kernel heap */
}
#if (LW_CFG_DEVICE_EN > 0) && (LW_CFG_FIO_LIB_EN > 0)
#if (LW_CFG_ERRORMESSAGE_EN > 0) || (LW_CFG_LOGMESSAGE_EN > 0)
#if LW_CFG_MEMORY_HEAP_CONFIG_TYPE > 0
_DebugFormat(__LOGMESSAGE_LEVEL, "system heap has been create 0x%lx (%zd Bytes).\r\n",
(addr_t)pvSystemHeapMem, stSystemHeapSize);
#else
_DebugFormat(__LOGMESSAGE_LEVEL, "system heap has been create 0x%lx (%zd Bytes).\r\n",
(LW_CFG_MEMORY_SYSTEM_HEAP_ADDRESS == 0) ?
(addr_t)_K_stkSystemHeap : (addr_t)LW_CFG_MEMORY_SYSTEM_HEAP_ADDRESS,
(size_t)LW_CFG_MEMORY_SYSTEM_HEAP_SIZE_BYTE);
#endif /* LW_CFG_MEMORY_HEAP_... */
#endif /* LW_CFG_ERRORMESSAGE_EN... */
#endif /* LW_CFG_DEVICE_EN... */
if (_K_pheapSystem == _K_pheapKernel) {
lib_strcpy(_K_pheapSystem->HEAP_cHeapName, "kersys");
} else {
lib_strcpy(_K_pheapSystem->HEAP_cHeapName, "system");
}
}
/*********************************************************************************************************
** 函数名称: __tshellTtyInputHistorySave
** 功能描述: shell 记录一条输入.
** 输 入 : psicContext 输入上下文
** 输 出 : NONE
** 全局变量:
** 调用模块:
*********************************************************************************************************/
static VOID __tshellHistorySave (__PSHELL_INPUT_CTX psicContext)
{
PLW_CLASS_TCB ptcbCur;
__PSHELL_HISTORY_CTX psihc;
__PSHELL_HISTORY psihHistory;
PLW_LIST_RING pring;
LW_TCB_GET_CUR_SAFE(ptcbCur);
psihc = __TTINY_SHELL_GET_HIS(ptcbCur);
pring = psihc->SIHC_pringHeader;
while (pring) { /* 循环查找是否与以前的相同 */
psihHistory = _LIST_ENTRY(pring, __SHELL_HISTORY, SIH_ringManage);
if (lib_strcmp(psihHistory->SIH_cInputSave, CTX_BUFFER) == 0) { /* 如果相同 */
if (pring == psihc->SIHC_pringHeader) {
return; /* 如果是表头, 则不需要处理 */
} else {
_List_Ring_Del(&psihHistory->SIH_ringManage,
&psihc->SIHC_pringHeader);
_List_Ring_Add_Ahead(&psihHistory->SIH_ringManage,
&psihc->SIHC_pringHeader); /* 放在表头位置 */
return;
}
}
pring = _list_ring_get_next(pring);
if (pring == psihc->SIHC_pringHeader) {
break;
}
}
psihHistory = (__PSHELL_HISTORY)__SHEAP_ALLOC(sizeof(__SHELL_HISTORY) +
lib_strlen(CTX_BUFFER));
if (psihHistory) {
lib_strcpy(psihHistory->SIH_cInputSave, CTX_BUFFER);
_List_Ring_Add_Ahead(&psihHistory->SIH_ringManage,
&psihc->SIHC_pringHeader); /* 加入新的输入 */
psihc->SIHC_uiCounter++;
if (psihc->SIHC_uiCounter > __INPUT_SAVE_MAX) { /* 需要删除最老的一条 */
PLW_LIST_RING pringPrev = _list_ring_get_prev(psihc->SIHC_pringHeader);
psihHistory = _LIST_ENTRY(pringPrev, __SHELL_HISTORY, SIH_ringManage);
_List_Ring_Del(&psihHistory->SIH_ringManage,
&psihc->SIHC_pringHeader);
__SHEAP_FREE(psihHistory);
psihc->SIHC_uiCounter--;
}
}
}
LW_API
ULONG API_RmsGetName (LW_OBJECT_HANDLE ulId, PCHAR pcName)
{
REGISTER PLW_CLASS_RMS prms;
REGISTER UINT16 usIndex;
usIndex = _ObjectGetIndex(ulId);
if (LW_CPU_GET_CUR_NESTING()) { /* 不能在中断中调用 */
_DebugHandle(__ERRORMESSAGE_LEVEL, "called from ISR.\r\n");
_ErrorHandle(ERROR_KERNEL_IN_ISR);
return (ERROR_KERNEL_IN_ISR);
}
#if LW_CFG_ARG_CHK_EN > 0
if (!pcName) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "name invalidate.\r\n");
_ErrorHandle(ERROR_KERNEL_PNAME_NULL);
return (ERROR_KERNEL_PNAME_NULL);
}
if (!_ObjectClassOK(ulId, _OBJECT_RMS)) { /* 对象类型检查 */
_DebugHandle(__ERRORMESSAGE_LEVEL, "RMS handle invalidate.\r\n");
_ErrorHandle(ERROR_KERNEL_HANDLE_NULL);
return (ERROR_KERNEL_HANDLE_NULL);
}
if (_Rms_Index_Invalid(usIndex)) { /* 缓冲区索引检查 */
_DebugHandle(__ERRORMESSAGE_LEVEL, "RMS handle invalidate.\r\n");
_ErrorHandle(ERROR_KERNEL_HANDLE_NULL);
return (ERROR_KERNEL_HANDLE_NULL);
}
__KERNEL_ENTER(); /* 进入内核 */
if (_Rms_Type_Invalid(usIndex)) {
__KERNEL_EXIT(); /* 退出内核 */
_DebugHandle(__ERRORMESSAGE_LEVEL, "RMS handle invalidate.\r\n");
_ErrorHandle(ERROR_RMS_NULL);
return (ERROR_RMS_NULL);
}
#else
__KERNEL_ENTER(); /* 进入内核 */
#endif
prms = &_K_rmsBuffer[usIndex];
lib_strcpy(pcName, prms->RMS_cRmsName);
__KERNEL_EXIT(); /* 退出内核 */
return (ERROR_NONE);
}
/*********************************************************************************************************
** 函数名称: __procFssupRootfsRead
** 功能描述: procfs 读一个根文件系统支持信息 proc 文件
** 输 入 : p_pfsn 节点控制块
** pcBuffer 缓冲区
** stMaxBytes 缓冲区大小
** oft 文件指针
** 输 出 : 实际读取的数目
** 全局变量:
** 调用模块:
*********************************************************************************************************/
static ssize_t __procFssupRead (PLW_PROCFS_NODE p_pfsn,
PCHAR pcBuffer,
size_t stMaxBytes,
off_t oft)
{
REGISTER PCHAR pcFileBuffer;
size_t stRealSize; /* 实际的文件内容大小 */
size_t stCopeBytes;
/*
* 程序运行到这里, 文件缓冲一定已经分配了预置的内存大小(创建节点时预置大小为 64 字节).
*/
pcFileBuffer = (PCHAR)API_ProcFsNodeBuffer(p_pfsn);
if (pcFileBuffer == LW_NULL) {
_ErrorHandle(ENOMEM);
return (0);
}
stRealSize = API_ProcFsNodeGetRealFileSize(p_pfsn);
if (stRealSize == 0) { /* 需要生成文件 */
lib_strcpy(pcFileBuffer, "rootfs procfs ramfs romfs ");
#if LW_CFG_FATFS_EN > 0
lib_strlcat(pcFileBuffer, "vfat ", __PROCFS_BUFFER_SIZE_FSSUP);
#endif /* LW_CFG_FATFS_EN */
#if LW_CFG_NFS_EN > 0
lib_strlcat(pcFileBuffer, "nfs ", __PROCFS_BUFFER_SIZE_FSSUP);
#endif /* LW_CFG_NFS_EN */
#if LW_CFG_YAFFS_EN > 0
lib_strlcat(pcFileBuffer, "yaffs ", __PROCFS_BUFFER_SIZE_FSSUP);
#endif /* LW_CFG_YAFFS_EN */
stRealSize = lib_strlen(pcFileBuffer);
API_ProcFsNodeSetRealFileSize(p_pfsn, stRealSize);
}
if (oft >= stRealSize) {
_ErrorHandle(ENOSPC);
return (0);
}
stCopeBytes = __MIN(stMaxBytes, (size_t)(stRealSize - oft)); /* 计算实际拷贝的字节数 */
lib_memcpy(pcBuffer, (CPVOID)(pcFileBuffer + oft), (UINT)stCopeBytes);
return ((ssize_t)stCopeBytes);
}
/*********************************************************************************************************
** 函数名称: API_OemDiskMountEx2
** 功能描述: 自动挂载一个磁盘的所有分区. 可以使用指定的文件系统类型挂载
** 输 入 : pcVolName 根节点名字 (当前 API 将根据分区情况在末尾加入数字)
** pblkdDisk 物理磁盘控制块 (必须是直接操作物理磁盘)
** pvDiskCacheMem 磁盘 CACHE 缓冲区的内存起始地址 (为零表示动态分配磁盘缓冲)
** stMemSize 磁盘 CACHE 缓冲区大小 (为零表示不需要 DISK CACHE)
** iMaxRBurstSector 磁盘猝发读的最大扇区数
** iMaxWBurstSector 磁盘猝发写的最大扇区数
** pcFsName 文件系统类型, 例如: "vfat" "tpsfs" "iso9660" "ntfs" ...
** bForceFsType 是否强制使用指定的文件系统类型
** 输 出 : OEM 磁盘控制块
** 全局变量:
** 调用模块:
** 注 意 : 挂载的文件系统不包含 yaffs 文件系统, yaffs 属于静态文件系统.
API 函数
*********************************************************************************************************/
LW_API
PLW_OEMDISK_CB API_OemDiskMountEx2 (CPCHAR pcVolName,
PLW_BLK_DEV pblkdDisk,
PVOID pvDiskCacheMem,
size_t stMemSize,
INT iMaxRBurstSector,
INT iMaxWBurstSector,
CPCHAR pcFsName,
BOOL bForceFsType)
{
INT i;
INT iErrLevel = 0;
REGISTER ULONG ulError;
CHAR cFullVolName[MAX_FILENAME_LENGTH]; /* 完整卷标名 */
INT iBlkIo;
INT iBlkIoErr;
PCHAR pcTail;
INT iVolSeq;
REGISTER INT iNPart;
DISKPART_TABLE dptPart; /* 分区表 */
PLW_OEMDISK_CB poemd;
FUNCPTR pfuncFsCreate;
/*
* 挂载节点名检查
*/
if (pcVolName == LW_NULL || *pcVolName != PX_ROOT) { /* 名字错误 */
_ErrorHandle(EINVAL);
return (LW_NULL);
}
i = (INT)lib_strnlen(pcVolName, (PATH_MAX - __OEM_DISK_TAIL_LEN));
if (i >= (PATH_MAX - __OEM_DISK_TAIL_LEN)) { /* 名字过长 */
_ErrorHandle(ERROR_IO_NAME_TOO_LONG);
return (LW_NULL);
}
/*
* 分配 OEM 磁盘控制块内存
*/
poemd = (PLW_OEMDISK_CB)__SHEAP_ALLOC(sizeof(LW_OEMDISK_CB) + (size_t)i);
if (poemd == LW_NULL) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "system low memory.\r\n");
_ErrorHandle(ERROR_SYSTEM_LOW_MEMORY);
return (LW_NULL);
}
lib_bzero(poemd, sizeof(LW_OEMDISK_CB) + i); /* 清空 */
poemd->OEMDISK_pblkdDisk = pblkdDisk;
/*
* 分配磁盘缓冲内存
*/
if ((pvDiskCacheMem == LW_NULL) && (stMemSize > 0)) { /* 是否需要动态分配磁盘缓冲 */
poemd->OEMDISK_pvCache = __SHEAP_ALLOC(stMemSize);
if (poemd->OEMDISK_pvCache == LW_NULL) {
_ErrorHandle(ERROR_SYSTEM_LOW_MEMORY); /* 系统缺少内存 */
goto __error_handle;
}
pvDiskCacheMem = poemd->OEMDISK_pvCache;
}
/*
* 创建物理磁盘缓冲, 同时会初始化磁盘
*/
if (stMemSize) {
ulError = API_DiskCacheCreateEx(pblkdDisk,
pvDiskCacheMem,
stMemSize,
iMaxRBurstSector,
iMaxWBurstSector,
&poemd->OEMDISK_pblkdCache);
if (ulError) {
iErrLevel = 1;
goto __error_handle;
}
} else {
poemd->OEMDISK_pblkdCache = pblkdDisk; /* 不需要磁盘缓冲 */
}
/*
* 创建 blk io 设备
*/
pcTail = lib_rindex(pcVolName, PX_DIVIDER);
if (pcTail == LW_NULL) {
pcTail = (PCHAR)pcVolName;
} else {
pcTail++;
}
for (iBlkIo = 0; iBlkIo < 64; iBlkIo++) {
snprintf(cFullVolName, MAX_FILENAME_LENGTH, "%s%s%d", LW_BLKIO_PERFIX, pcTail, iBlkIo);
if (API_IosDevMatchFull(cFullVolName) == LW_NULL) {
iBlkIoErr = API_OemBlkIoCreate(cFullVolName,
poemd->OEMDISK_pblkdCache);
if (iBlkIoErr == ERROR_NONE) {
break;
} else if (errno != ERROR_IOS_DUPLICATE_DEVICE_NAME) {
iErrLevel = 2;
goto __error_handle;
}
}
}
/*
* 扫面磁盘所有分区信息
*/
iNPart = API_DiskPartitionScan(poemd->OEMDISK_pblkdCache,
&dptPart); /* 扫描分区表 */
if (iNPart < 1) {
iErrLevel = 3;
goto __error_handle;
}
poemd->OEMDISK_uiNPart = (UINT)iNPart; /* 记录分区数量 */
/*
* 初始化所有的分区挂载失败
*/
for (i = 0; i < iNPart; i++) {
poemd->OEMDISK_iVolSeq[i] = PX_ERROR; /* 默认为挂载失败 */
}
/*
* 分别挂载各个分区
*/
iVolSeq = 0;
for (i = 0; i < iNPart; i++) { /* 装载各个分区 */
if (API_DiskPartitionGet(&dptPart, i,
&poemd->OEMDISK_pblkdPart[i]) < 0) { /* 获得分区 logic device */
break;
}
__refined_seq:
sprintf(cFullVolName, "%s%d", pcVolName, iVolSeq); /* 获得完整卷名 */
if (API_IosDevMatchFull(cFullVolName)) { /* 设备名重名预判 */
iVolSeq++;
goto __refined_seq; /* 重新确定卷序号 */
}
pfuncFsCreate = LW_NULL;
switch (dptPart.DPT_dpoLogic[i].DPO_dpnEntry.DPN_ucPartType) { /* 判断文件系统分区类型 */
case LW_DISK_PART_TYPE_FAT12: /* FAT 文件系统类型 */
case LW_DISK_PART_TYPE_FAT16:
case LW_DISK_PART_TYPE_FAT16_BIG:
case LW_DISK_PART_TYPE_WIN95_FAT32:
case LW_DISK_PART_TYPE_WIN95_FAT32LBA:
case LW_DISK_PART_TYPE_WIN95_FAT16LBA:
if (bForceFsType) { /* 是否强制指定文件系统类型 */
pfuncFsCreate = __fsCreateFuncGet(pcFsName);
} else {
pfuncFsCreate = __fsCreateFuncGet("vfat");
}
break;
case LW_DISK_PART_TYPE_TPS:
if (bForceFsType) { /* 是否强制指定文件系统类型 */
pfuncFsCreate = __fsCreateFuncGet(pcFsName);
} else {
pfuncFsCreate = __fsCreateFuncGet("tpsfs");
}
break;
default: /* 默认使用指定文件系统类型 */
if (bForceFsType) { /* 是否强制指定文件系统类型 */
pfuncFsCreate = __fsCreateFuncGet(pcFsName);
}
break;
}
if (pfuncFsCreate) { /* 存在支持的文件系统 */
if (pfuncFsCreate(cFullVolName,
poemd->OEMDISK_pblkdPart[i]) < 0) { /* 挂载文件系统 */
if (API_GetLastError() == ERROR_IOS_DUPLICATE_DEVICE_NAME) {
iVolSeq++;
goto __refined_seq; /* 重新确定卷序号 */
} else {
goto __mount_over; /* 挂载失败 */
}
}
poemd->OEMDISK_pdevhdr[i] = API_IosDevMatchFull(cFullVolName);
poemd->OEMDISK_iVolSeq[i] = iVolSeq; /* 记录卷序号 */
} else {
continue; /* 此分区无法加载 */
}
if (poemd->OEMDISK_iVolSeq[i] >= 0) {
__oemDiskForceDeleteEn(cFullVolName); /* 默认为强制删除 */
}
iVolSeq++; /* 已处理完当前卷 */
}
__mount_over: /* 所有分区挂载完毕 */
lib_strcpy(poemd->OEMDISK_cVolName, pcVolName); /* 拷贝名字 */
return (poemd);
__error_handle:
if (iErrLevel > 2) {
if (poemd->OEMDISK_pblkdCache) {
API_OemBlkIoDelete(poemd->OEMDISK_pblkdCache);
}
}
if (iErrLevel > 1) {
if (poemd->OEMDISK_pblkdCache != pblkdDisk) {
API_DiskCacheDelete(poemd->OEMDISK_pblkdCache);
}
}
if (iErrLevel > 0) {
if (poemd->OEMDISK_pvCache) {
__SHEAP_FREE(poemd->OEMDISK_pvCache);
}
}
__SHEAP_FREE(poemd);
return (LW_NULL);
}
/*
* Open a network file
*/
CVmNetFile *CVmNetFile::open(VMG_ const vm_val_t *val, const vm_rcdesc *rc,
int mode, os_filetype_t typ,
const char *mime_type)
{
vm_val_t filespec;
/* check for a TadsObject implementing getFilename */
if (G_predef->filespec_getFilename != VM_INVALID_PROP
&& val->typ == VM_OBJ
&& CVmObjTads::is_tadsobj_obj(vmg_ val->val.obj))
{
/* call getFilename - the return value is the file spec */
G_interpreter->get_prop(
vmg_ 0, val, G_predef->filespec_getFilename, val, 0, rc);
/* the result is the real file spec */
filespec = *G_interpreter->get_r0();
}
else
{
/* it's not a TadsObject, so it must directly have the file name */
filespec = *val;
}
/* check the argument type */
CVmNetFile *nf = 0;
if (filespec.typ == VM_OBJ
&& CVmObjTemporaryFile::is_tmpfil_obj(vmg_ filespec.val.obj))
{
/* temporary file object - get the object, properly cast */
CVmObjTemporaryFile *tmp = (CVmObjTemporaryFile *)vm_objp(
vmg_ filespec.val.obj);
/* if the temporary file object is invalid, it's an error */
if (tmp->get_fname() == 0)
err_throw(VMERR_CREATE_FILE);
/* create the local file descriptor for the temp file path */
nf = open_local(vmg_ tmp->get_fname(), 0, mode, typ);
/* mark it as a temp file */
nf->is_temp = TRUE;
}
else
{
/* anything else has to be a string */
char fname[OSFNMAX];
CVmBif::get_str_val_fname(vmg_ fname, sizeof(fname),
CVmBif::get_str_val(vmg_ &filespec));
/*
* if it's a local file, and it has a relative path, explicitly
* apply the image file path as the default working directory
*/
if (!os_is_file_absolute(fname) && !is_net_mode(vmg0_))
{
/* build the full, absolute name based on the image file path */
char fname_abs[OSFNMAX];
os_build_full_path(fname_abs, sizeof(fname_abs),
G_image_loader->get_path(), fname);
/* replace the relative path with the new absolute path */
lib_strcpy(fname, sizeof(fname), fname_abs);
}
/* create the regular network file descriptor */
nf = open(vmg_ fname, 0, mode, typ, mime_type);
}
/* if they gave us an object as our file spec, remember it */
if (nf != 0 && val->typ == VM_OBJ)
nf->filespec = val->val.obj;
/* return the network file descriptor */
return nf;
}
/*
* Open a network file
*/
CVmNetFile *CVmNetFile::open(VMG_ const vm_val_t *val, const vm_rcdesc *rc,
int mode, os_filetype_t typ,
const char *mime_type)
{
vm_val_t filespec;
/* check for a TadsObject implementing getFilename */
if (G_predef->filespec_getFilename != VM_INVALID_PROP
&& vm_val_cast_ok(CVmObjTads, val))
{
/* call getFilename - the return value is the file spec */
G_interpreter->get_prop(
vmg_ 0, val, G_predef->filespec_getFilename, val, 0, rc);
/* the result is the real file spec */
filespec = *G_interpreter->get_r0();
}
else
{
/* it's not a TadsObject, so it must directly have the file name */
filespec = *val;
}
/* check the file spec argument type */
CVmNetFile *nf = 0;
CVmObjTemporaryFile *tmp = 0;
CVmObjFileName *ofn = 0;
if ((tmp = vm_val_cast(CVmObjTemporaryFile, &filespec)) != 0)
{
/* if the temporary file object is invalid, it's an error */
if (tmp->get_fname() == 0)
err_throw(VMERR_CREATE_FILE);
/* create the local file descriptor for the temp file path */
nf = open_local(vmg_ tmp->get_fname(), 0, mode, typ);
/* mark it as a temp file */
nf->is_temp = TRUE;
}
else if (filespec.is_numeric(vmg0_)
|| ((ofn = vm_val_cast(CVmObjFileName, &filespec)) != 0
&& ofn->is_special_file()))
{
/*
* It's a special file ID, either as an integer or as a FileName
* wrapping a special file int. Get the value.
*/
int32_t sfid = (ofn != 0 ? ofn->get_sfid()
: filespec.num_to_int(vmg0_));
/* resolve the file system path for the given special file ID */
char fname[OSFNMAX] = { '\0' };
if (!CVmObjFile::sfid_to_path(vmg_ fname, sizeof(fname), sfid))
err_throw(VMERR_BAD_VAL_BIF);
/* create the special file descriptor */
nf = open(vmg_ fname, sfid, mode, typ, mime_type);
}
else
{
/* anything else has to be a string */
char fname[OSFNMAX];
CVmBif::get_fname_val(vmg_ fname, sizeof(fname), &filespec);
/*
* if it's a local file, and it has a relative path, explicitly
* apply the image file path as the default working directory
*/
if (!os_is_file_absolute(fname) && !is_net_mode(vmg0_))
{
/* build the full, absolute name based on the file base path */
char fnabs[OSFNMAX];
os_build_full_path(fnabs, sizeof(fnabs), G_file_path, fname);
/* replace the relative path with the new absolute path */
lib_strcpy(fname, sizeof(fname), fnabs);
}
/* create the regular network file descriptor */
nf = open(vmg_ fname, 0, mode, typ, mime_type);
}
/* if they gave us an object as our file spec, remember it */
if (nf != 0 && val->typ == VM_OBJ)
nf->filespec = val->val.obj;
/* return the network file descriptor */
return nf;
}
/*********************************************************************************************************
** 函数名称: __romFsReadDir
** 功能描述: romFs 获得指定目录信息
** 输 入 : pfdentry 文件控制块
** dir 目录结构
** 输 出 : < 0 表示错误
** 全局变量:
** 调用模块:
*********************************************************************************************************/
static INT __romFsReadDir (PLW_FD_ENTRY pfdentry, DIR *dir)
{
PLW_FD_NODE pfdnode = (PLW_FD_NODE)pfdentry->FDENTRY_pfdnode;
PROM_FILE promfile = (PROM_FILE)pfdnode->FDNODE_pvFile;
ROMFS_DIRENT romfsdnt;
INT iError;
if (!dir) {
_ErrorHandle(EINVAL);
return (PX_ERROR);
}
if (promfile->ROMFIL_iFileType == __ROMFS_FILE_TYPE_NODE) {
_ErrorHandle(ENOTDIR);
return (PX_ERROR);
}
if (dir->dir_pos == 0) {
if (promfile->ROMFIL_iFileType == __ROMFS_FILE_TYPE_DEV) {
promfile->ROMFIL_ulCookieDir = promfile->ROMFIL_promfs->ROMFS_uiRootAddr;
} else if (promfile->ROMFIL_iFileType == __ROMFS_FILE_TYPE_DIR) {
if (promfile->ROMFIL_romfsdnt.ROMFSDNT_uiSpec ==
promfile->ROMFIL_romfsdnt.ROMFSDNT_uiMe) {
promfile->ROMFIL_ulCookieDir = 0; /* 此目录下没有文件 */
} else {
promfile->ROMFIL_ulCookieDir = promfile->ROMFIL_romfsdnt.ROMFSDNT_uiSpec;
}
} else {
_ErrorHandle(ENOTDIR);
return (PX_ERROR);
}
}
__get_next:
if (promfile->ROMFIL_ulCookieDir == 0) { /* 遍历结束 */
_ErrorHandle(ENOENT);
return (PX_ERROR);
}
if (__ROMFS_FILE_LOCK(promfile) != ERROR_NONE) {
_ErrorHandle(ENXIO);
return (PX_ERROR);
}
if (__rfs_getfile(promfile->ROMFIL_promfs, promfile->ROMFIL_ulCookieDir, &romfsdnt)) {
__ROMFS_FILE_UNLOCK(promfile);
return (PX_ERROR);
}
__ROMFS_FILE_UNLOCK(promfile);
if ((lib_strcmp(romfsdnt.ROMFSDNT_cName, ".") == 0) ||
(lib_strcmp(romfsdnt.ROMFSDNT_cName, "..") == 0)) { /* 忽略 . 和 .. */
promfile->ROMFIL_ulCookieDir = romfsdnt.ROMFSDNT_uiNext; /* 记录下一个位置 */
goto __get_next;
}
lib_strcpy(dir->dir_dirent.d_name, romfsdnt.ROMFSDNT_cName);
dir->dir_dirent.d_shortname[0] = PX_EOS; /* 不支持短文件名 */
dir->dir_dirent.d_type = IFTODT(romfsdnt.ROMFSDNT_stat.st_mode);
dir->dir_pos++;
iError = ERROR_NONE;
promfile->ROMFIL_ulCookieDir = romfsdnt.ROMFSDNT_uiNext; /* 记录下一个位置 */
return (iError);
}
/*********************************************************************************************************
** 函数名称: __romFsOpen
** 功能描述: 打开或者创建文件
** 输 入 : promfs romfs 文件系统
** pcName 文件名
** iFlags 方式
** iMode mode_t
** 输 出 : < 0 错误
** 全局变量:
** 调用模块:
*********************************************************************************************************/
static LONG __romFsOpen (PROM_VOLUME promfs,
PCHAR pcName,
INT iFlags,
INT iMode)
{
INT iError;
PROM_FILE promfile;
PLW_FD_NODE pfdnode;
size_t stSize;
BOOL bIsNew;
struct stat *pstat;
INT iFollowLinkType;
PCHAR pcTail, pcSymfile, pcPrefix;
if (pcName == LW_NULL) { /* 无文件名 */
_ErrorHandle(ERROR_IO_NO_DEVICE_NAME_IN_PATH);
return (PX_ERROR);
} else {
stSize = sizeof(ROM_FILE) + lib_strlen(pcName);
promfile = (PROM_FILE)__SHEAP_ALLOC(stSize);
if (promfile == LW_NULL) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "system low memory.\r\n");
_ErrorHandle(ERROR_SYSTEM_LOW_MEMORY);
return (PX_ERROR);
}
lib_bzero(promfile, stSize);
lib_strcpy(promfile->ROMFIL_cName, pcName); /* 记录文件名 */
promfile->ROMFIL_promfs = promfs;
if (__ROMFS_VOL_LOCK(promfs) != ERROR_NONE) {
_ErrorHandle(ENXIO);
return (PX_ERROR);
}
if (__STR_IS_ROOT(promfile->ROMFIL_cName)) {
promfile->ROMFIL_iFileType = __ROMFS_FILE_TYPE_DEV;
goto __file_open_ok; /* 设备打开正常 */
}
if (promfs->ROMFS_bValid == LW_FALSE) {
__ROMFS_VOL_UNLOCK(promfs);
__SHEAP_FREE(promfile);
_ErrorHandle(ERROR_IOS_DEVICE_NOT_FOUND);
return (PX_ERROR);
}
iError = __rfs_open(promfs, pcName, &pcTail, &pcSymfile, &promfile->ROMFIL_romfsdnt);
if (iError) {
__ROMFS_VOL_UNLOCK(promfs);
__SHEAP_FREE(promfile);
if (iFlags & O_CREAT) {
_ErrorHandle(EROFS); /* 只读文件系统 */
}
return (PX_ERROR);
}
/*
* 首先处理符号链接文件情况
*/
if (S_ISLNK(promfile->ROMFIL_romfsdnt.ROMFSDNT_stat.st_mode)) {
pcSymfile--; /* 从 / 开始 */
if (pcSymfile == pcName) {
pcPrefix = LW_NULL; /* 没有前缀 */
} else {
pcPrefix = pcName;
*pcSymfile = PX_EOS;
}
if (pcTail && lib_strlen(pcTail)) {
iFollowLinkType = FOLLOW_LINK_TAIL; /* 连接目标内部文件 */
} else {
iFollowLinkType = FOLLOW_LINK_FILE; /* 链接文件本身 */
}
if (__rfs_path_build_link(promfs, &promfile->ROMFIL_romfsdnt, pcName, PATH_MAX + 1,
pcPrefix, pcTail) == ERROR_NONE) {
/* 构造链接目标 */
__ROMFS_VOL_UNLOCK(promfs);
__SHEAP_FREE(promfile);
return (iFollowLinkType);
} else { /* 构造连接失败 */
__ROMFS_VOL_UNLOCK(promfs);
__SHEAP_FREE(promfile);
return (PX_ERROR);
}
} else if (S_ISDIR(promfile->ROMFIL_romfsdnt.ROMFSDNT_stat.st_mode)) {
promfile->ROMFIL_iFileType = __ROMFS_FILE_TYPE_DIR;
} else {
promfile->ROMFIL_iFileType = __ROMFS_FILE_TYPE_NODE;
}
__file_open_ok:
pstat = &promfile->ROMFIL_romfsdnt.ROMFSDNT_stat;
pfdnode = API_IosFdNodeAdd(&promfs->ROMFS_plineFdNodeHeader,
pstat->st_dev,
(ino64_t)pstat->st_ino,
iFlags,
iMode,
pstat->st_uid,
pstat->st_gid,
pstat->st_size,
(PVOID)promfile,
&bIsNew); /* 添加文件节点 */
if (pfdnode == LW_NULL) { /* 无法创建 fd_node 节点 */
__ROMFS_VOL_UNLOCK(promfs);
__SHEAP_FREE(promfile);
return (PX_ERROR);
}
LW_DEV_INC_USE_COUNT(&promfs->ROMFS_devhdrHdr); /* 更新计数器 */
__ROMFS_VOL_UNLOCK(promfs);
if (bIsNew == LW_FALSE) { /* 有重复打开 */
__SHEAP_FREE(promfile);
}
return ((LONG)pfdnode); /* 返回文件节点 */
}
return (PX_ERROR);
}
LW_API
INT API_HotplugEventMessage (INT iMsg,
BOOL bInsert,
CPCHAR pcPath,
UINT32 uiArg0,
UINT32 uiArg1,
UINT32 uiArg2,
UINT32 uiArg3)
{
size_t i;
UCHAR ucBuffer[LW_HOTPLUG_DEV_MAX_MSGSIZE];
if (pcPath == LW_NULL) {
i = 0;
} else {
i = lib_strlen(pcPath);
if (i > PATH_MAX) {
_ErrorHandle(ENAMETOOLONG);
return (PX_ERROR);
}
}
ucBuffer[0] = (UCHAR)((iMsg >> 24) & 0xff);
ucBuffer[1] = (UCHAR)((iMsg >> 16) & 0xff);
ucBuffer[2] = (UCHAR)((iMsg >> 8) & 0xff);
ucBuffer[3] = (UCHAR)((iMsg) & 0xff);
ucBuffer[4] = (UCHAR)bInsert;
if (pcPath) {
lib_strcpy((PCHAR)&ucBuffer[5], pcPath);
} else {
ucBuffer[5] = PX_EOS;
}
i += 6; /* 包含最后的 \0 */
ucBuffer[i++] = (UCHAR)((uiArg0 >> 24) & 0xff); /* MSB */
ucBuffer[i++] = (UCHAR)((uiArg0 >> 16) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg0 >> 8) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg0) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg1 >> 24) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg1 >> 16) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg1 >> 8) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg1) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg2 >> 24) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg2 >> 16) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg2 >> 8) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg2) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg3 >> 24) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg3 >> 16) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg3 >> 8) & 0xff);
ucBuffer[i++] = (UCHAR)((uiArg3) & 0xff);
_hotplugDevPutMsg(iMsg, ucBuffer, i);
return (ERROR_NONE);
}
/*********************************************************************************************************
** 函数名称: __tshellFileMatch
** 功能描述: shell 根据当前输入情况进行匹配.
** 输 入 : iFd 文件描述符
** pcDir 文件夹
** pcFileName 文件名
** psicContext 当前输入上下文
** 输 出 : NONE
** 全局变量:
** 调用模块:
*********************************************************************************************************/
static VOID __tshellFileMatch (INT iFd, PCHAR pcDir, PCHAR pcFileName,
__PSHELL_INPUT_CTX psicContext)
{
#define __TSHELL_BYTES_PERLINE 80 /* 单行 80 字符 */
#define __TSHELL_BYTES_PERFILE 16 /* 每个文件名显示格长度 */
UINT uiMath = 0;
BOOL bMathPrint = LW_FALSE;
INT iError;
size_t stPrintLen;
size_t stTotalLen = 0;
size_t stPad;
size_t stFileNameLen = lib_strlen(pcFileName);
CHAR cStat[MAX_FILENAME_LENGTH];
struct stat statGet;
struct winsize winsz;
struct dirent direntcMatch;
struct dirent *pdirent;
DIR *pdir = opendir(pcDir); /* 无法打开目录 */
size_t stDirLen;
size_t stMinSimilar = 0;
size_t stSimilar;
if (pdir == LW_NULL) {
return;
}
if (ioctl(STD_OUT, TIOCGWINSZ, &winsz)) { /* 获得窗口信息 */
winsz.ws_col = __TSHELL_BYTES_PERLINE;
} else {
winsz.ws_col = (unsigned short)ROUND_DOWN(winsz.ws_col, __TSHELL_BYTES_PERFILE);
}
stDirLen = lib_strlen(pcDir);
do {
pdirent = readdir(pdir);
if (pdirent) {
if ((stFileNameLen == 0) ||
(lib_strncmp(pcFileName, pdirent->d_name, stFileNameLen) == 0)) {
uiMath++;
if (uiMath > 1) { /* 只打印匹配结果 */
if (uiMath == 2) {
printf("\n"); /* 换行 */
}
stSimilar = __similarLen(direntcMatch.d_name, pdirent->d_name);
if (stSimilar < stMinSimilar) {
stMinSimilar = stSimilar; /* 保存最小相似度 */
}
__print_dirent:
if (pcDir[stDirLen - 1] != PX_DIVIDER) {
snprintf(cStat, MAX_FILENAME_LENGTH, "%s/%s", pcDir, pdirent->d_name);
} else {
snprintf(cStat, MAX_FILENAME_LENGTH, "%s%s", pcDir, pdirent->d_name);
}
iError = stat(cStat, &statGet);
if (iError < 0) {
statGet.st_mode = DEFAULT_FILE_PERM | S_IFCHR; /* 默认属性 */
}
if (S_ISDIR(statGet.st_mode)) {
lib_strlcat(pdirent->d_name, PX_STR_DIVIDER, MAX_FILENAME_LENGTH);
}
API_TShellColorStart(pdirent->d_name, "", statGet.st_mode, STD_OUT);
stPrintLen = printf("%-15s ", pdirent->d_name); /* 打印文件名 */
if (stPrintLen > __TSHELL_BYTES_PERFILE) {
stPad = ROUND_UP(stPrintLen, __TSHELL_BYTES_PERFILE)
- stPrintLen; /* 计算填充数量 */
__fillWhite(stPad);
} else {
stPad = 0;
}
stTotalLen += stPrintLen + stPad;
API_TShellColorEnd(STD_OUT);
if (stTotalLen >= winsz.ws_col) {
printf("\n"); /* 换行 */
stTotalLen = 0;
}
if (bMathPrint == LW_FALSE) { /* 是否也需要把第一次匹配的打印*/
bMathPrint = LW_TRUE;
pdirent = &direntcMatch;
goto __print_dirent;
} else { /* 否则记录上一次的结果 */
lib_strcpy(direntcMatch.d_name, pdirent->d_name);
}
} else {
direntcMatch = *pdirent; /* 记录第一次 math 的节点 */
stMinSimilar = lib_strlen(pdirent->d_name);
}
}
}
} while (pdirent);
closedir(pdir);
if (uiMath > 1) { /* 多个匹配 */
if (stTotalLen) {
printf("\n"); /* 结束本行 */
}
__tshellShowPrompt(); /* 显示命令提示符 */
if (stMinSimilar > stFileNameLen) {
direntcMatch.d_name[stMinSimilar] = PX_EOS; /* 自动匹配输入至相似处 */
lib_strlcat(CTX_BUFFER,
&direntcMatch.d_name[stFileNameLen],
LW_CFG_SHELL_MAX_COMMANDLEN);
CTX_TOTAL = lib_strlen(CTX_BUFFER);
CTX_CURSOR = CTX_TOTAL;
}
write(iFd, CTX_BUFFER, CTX_TOTAL);
} else if (uiMath == 1) { /* 仅有一个匹配 */
size_t stCatLen;
if (pcDir[stDirLen - 1] != PX_DIVIDER) {
snprintf(cStat, MAX_FILENAME_LENGTH, "%s/%s", pcDir, direntcMatch.d_name);
} else {
snprintf(cStat, MAX_FILENAME_LENGTH, "%s%s", pcDir, direntcMatch.d_name);
}
iError = stat(cStat, &statGet);
if (iError < 0) {
statGet.st_mode = DEFAULT_FILE_PERM | S_IFCHR; /* 默认属性 */
}
if (S_ISDIR(statGet.st_mode)) { /* 如果是目录 */
lib_strlcat(direntcMatch.d_name, PX_STR_DIVIDER,
MAX_FILENAME_LENGTH); /* 加一个目录结束符 */
}
stCatLen = lib_strlen(direntcMatch.d_name) - stFileNameLen;
write(iFd, &direntcMatch.d_name[stFileNameLen], stCatLen);
lib_strlcat(CTX_BUFFER, &direntcMatch.d_name[stFileNameLen], LW_CFG_SHELL_MAX_COMMANDLEN);
CTX_TOTAL += (UINT)stCatLen;
CTX_CURSOR = CTX_TOTAL;
}
}
/*********************************************************************************************************
** 函数名称: __ram_maken
** 功能描述: ramfs 创建一个文件
** 输 入 : pramfs 文件系统
** pcName 文件名
** pramnFather 父亲, NULL 表示根目录
** mode mode_t
** pcLink 如果为连接文件, 这里指明连接目标.
** 输 出 : 创建结果
** 全局变量:
** 调用模块:
*********************************************************************************************************/
PRAM_NODE __ram_maken (PRAM_VOLUME pramfs,
CPCHAR pcName,
PRAM_NODE pramnFather,
mode_t mode,
CPCHAR pcLink)
{
PRAM_NODE pramn = (PRAM_NODE)__SHEAP_ALLOC(sizeof(RAM_NODE));
CPCHAR pcFileName;
if (pramn == LW_NULL) {
_ErrorHandle(ENOMEM);
return (LW_NULL);
}
lib_bzero(pramn, sizeof(RAM_NODE));
pcFileName = lib_rindex(pcName, PX_DIVIDER);
if (pcFileName) {
pcFileName++;
} else {
pcFileName = pcName;
}
pramn->RAMN_pcName = (PCHAR)__SHEAP_ALLOC(lib_strlen(pcFileName) + 1);
if (pramn->RAMN_pcName == LW_NULL) {
__SHEAP_FREE(pramn);
_ErrorHandle(ENOMEM);
return (LW_NULL);
}
lib_strcpy(pramn->RAMN_pcName, pcFileName);
if (S_ISLNK(mode)) {
pramn->RAMN_pcLink = (PCHAR)__SHEAP_ALLOC(lib_strlen(pcLink) + 1);
if (pramn->RAMN_pcLink == LW_NULL) {
__SHEAP_FREE(pramn->RAMN_pcName);
__SHEAP_FREE(pramn);
_ErrorHandle(ENOMEM);
return (LW_NULL);
}
lib_strcpy(pramn->RAMN_pcLink, pcLink);
} else {
if ((mode & S_IFMT) == 0) {
mode |= S_IFREG;
}
pramn->RAMN_pcLink = LW_NULL;
}
pramn->RAMN_pramnFather = pramnFather;
pramn->RAMN_pramfs = pramfs;
pramn->RAMN_mode = mode;
pramn->RAMN_timeCreate = lib_time(LW_NULL);
pramn->RAMN_timeAccess = pramn->RAMN_timeCreate;
pramn->RAMN_timeChange = pramn->RAMN_timeCreate;
pramn->RAMN_uid = getuid();
pramn->RAMN_gid = getgid();
pramn->RAMN_prambCookie = LW_NULL;
if (pramnFather) {
_List_Line_Add_Ahead(&pramn->RAMN_lineBrother,
&pramnFather->RAMN_plineSon);
} else {
_List_Line_Add_Ahead(&pramn->RAMN_lineBrother,
&pramfs->RAMFS_plineSon);
}
return (pramn);
}
/*********************************************************************************************************
** 函数名称: API_InterVectorConnectEx
** 功能描述: 设置系统指定向量中断服务
** 输 入 : ulVector 中断向量号
** pfuncIsr 服务函数
** pfuncClear 附加中断清除函数(可为 NULL)
** pvArg 服务函数参数
** pcName 中断服务名称
** 输 出 : ERROR CODE
** 全局变量:
** 调用模块:
API 函数
*********************************************************************************************************/
LW_API
ULONG API_InterVectorConnectEx (ULONG ulVector,
PINT_SVR_ROUTINE pfuncIsr,
VOIDFUNCPTR pfuncClear,
PVOID pvArg,
CPCHAR pcName)
{
INTREG iregInterLevel;
BOOL bNeedFree;
PLW_LIST_LINE plineTemp;
PLW_CLASS_INTACT piactionOld;
PLW_CLASS_INTACT piaction;
PLW_CLASS_INTDESC pidesc;
if (LW_CPU_GET_CUR_NESTING()) { /* 不能在中断中调用 */
_DebugHandle(__ERRORMESSAGE_LEVEL, "called from ISR.\r\n");
_ErrorHandle(ERROR_KERNEL_IN_ISR);
return (ERROR_KERNEL_IN_ISR);
}
INTER_SHOWLOCK_CREATE();
if (_Object_Name_Invalid(pcName)) { /* 检查名字有效性 */
_DebugHandle(__ERRORMESSAGE_LEVEL, "name too long.\r\n");
_ErrorHandle(ERROR_KERNEL_PNAME_TOO_LONG);
return (ERROR_KERNEL_PNAME_TOO_LONG);
}
if (_Inter_Vector_Invalid(ulVector)) {
_ErrorHandle(ERROR_KERNEL_VECTOR_NULL);
return (ERROR_KERNEL_VECTOR_NULL);
}
if (pfuncIsr == LW_NULL) {
_ErrorHandle(ERROR_KERNEL_VECTOR_NULL);
return (ERROR_KERNEL_VECTOR_NULL);
}
piaction = (PLW_CLASS_INTACT)__KHEAP_ALLOC(sizeof(LW_CLASS_INTACT));
if (piaction == LW_NULL) {
_DebugHandle(__ERRORMESSAGE_LEVEL, "kernel low memory.\r\n");
_ErrorHandle(ERROR_KERNEL_LOW_MEMORY);
return (ERROR_KERNEL_LOW_MEMORY);
}
lib_bzero(piaction, sizeof(LW_CLASS_INTACT));
piaction->IACT_pfuncIsr = pfuncIsr;
piaction->IACT_pfuncClear = pfuncClear;
piaction->IACT_pvArg = pvArg;
if (pcName) {
lib_strcpy(piaction->IACT_cInterName, pcName);
} else {
piaction->IACT_cInterName[0] = PX_EOS;
}
pidesc = LW_IVEC_GET_IDESC(ulVector);
LW_SPIN_LOCK_QUICK(&pidesc->IDESC_slLock, &iregInterLevel); /* 关闭中断同时锁住 spinlock */
if (LW_IVEC_GET_FLAG(ulVector) & LW_IRQ_FLAG_QUEUE) { /* 队列服务类型向量 */
for (plineTemp = pidesc->IDESC_plineAction;
plineTemp != LW_NULL;
plineTemp = _list_line_get_next(plineTemp)) {
piactionOld = _LIST_ENTRY(plineTemp, LW_CLASS_INTACT, IACT_plineManage);
if ((piactionOld->IACT_pfuncIsr == pfuncIsr) &&
(piactionOld->IACT_pvArg == pvArg)) { /* 中断处理函数是否被重复安装 */
break;
}
}
if (plineTemp) { /* 此中断被重复安装 */
bNeedFree = LW_TRUE;
} else {
_List_Line_Add_Ahead(&piaction->IACT_plineManage,
&pidesc->IDESC_plineAction);
bNeedFree = LW_FALSE;
}
} else { /* 非队列服务式中断向量 */
if (pidesc->IDESC_plineAction) {
piactionOld = _LIST_ENTRY(pidesc->IDESC_plineAction,
LW_CLASS_INTACT,
IACT_plineManage);
piactionOld->IACT_pfuncIsr = piaction->IACT_pfuncIsr;
piactionOld->IACT_pfuncClear = piaction->IACT_pfuncClear;
piactionOld->IACT_pvArg = piaction->IACT_pvArg;
lib_strcpy(piactionOld->IACT_cInterName, piaction->IACT_cInterName);
bNeedFree = LW_TRUE;
} else {
_List_Line_Add_Ahead(&piaction->IACT_plineManage,
&pidesc->IDESC_plineAction);
bNeedFree = LW_FALSE;
}
}
LW_SPIN_UNLOCK_QUICK(&pidesc->IDESC_slLock, iregInterLevel); /* 打开中断, 同时打开 spinlock */
if (bNeedFree) {
__KHEAP_FREE(piaction);
}
_DebugFormat(__LOGMESSAGE_LEVEL, "IRQ %d : %s connect : 0x%p\r\n",
(INT)ulVector, (pcName ? pcName : ""), (PVOID)pfuncIsr);
return (ERROR_NONE);
}
/*********************************************************************************************************
** 函数名称: __tshellReadline
** 功能描述: shell 从终端读取一条命令.
** 输 入 : iFd 文件描述符
** pvBuffer 接收缓冲区
** stMaxBytes 接收缓冲区大小
** 输 出 : 读取个数
** 全局变量:
** 调用模块:
*********************************************************************************************************/
ssize_t __tshellReadline (INT iFd, PVOID pcBuffer, size_t stSize)
{
#define __CHK_READ_OUT(res) if (sstReadNum <= 0) { \
goto __out; \
}
LONG lOldOption = OPT_TERMINAL;
LONG lNewOption;
ssize_t sstReadNum;
__SHELL_INPUT_CTX sicContext;
CHAR cRead;
PVOID pvCookie = LW_NULL;
if (__tshellReadlineInit() < ERROR_NONE) { /* 初始化当前线程 Readline相关 */
return (0);
}
sicContext.SIC_uiCursor = 0;
sicContext.SIC_uiTotalLen = 0;
sicContext.SIC_cInputBuffer[0] = PX_EOS;
ioctl(iFd, FIOGETOPTIONS, &lOldOption);
lNewOption = lOldOption & ~(OPT_ECHO | OPT_LINE); /* no echo no line mode */
ioctl(iFd, FIOSETOPTIONS, lNewOption);
while (sicContext.SIC_uiTotalLen < LW_CFG_SHELL_MAX_COMMANDLEN) {
sstReadNum = read(iFd, &cRead, 1);
__CHK_READ_OUT(sstReadNum);
__re_check_key:
if (__KEY_IS_ESC(cRead)) { /* 功能键起始 */
sstReadNum = read(iFd, &cRead, 1);
__CHK_READ_OUT(sstReadNum);
if (cRead == 91) { /* 方向键中间键 */
sstReadNum = read(iFd, &cRead, 1);
__CHK_READ_OUT(sstReadNum);
switch (cRead) {
case __FUNC_KEY_LEFT: /* ← */
__tshellCharLeft(iFd, &sicContext);
break;
case __FUNC_KEY_UP: /* ↑ */
__tshellCharUp(iFd, &pvCookie, &sicContext);
break;
case __FUNC_KEY_RIGHT: /* → */
__tshellCharRight(iFd, &sicContext);
break;
case __FUNC_KEY_DOWN: /* ↓ */
__tshellCharDown(iFd, &pvCookie, &sicContext);
break;
case __FUNC_KEY_HOME: /* home key */
__tshellCharHome(iFd, &sicContext);
sstReadNum = read(iFd, &cRead, 1);
__CHK_READ_OUT(sstReadNum);
if (cRead != 126) {
goto __re_check_key;
}
break;
case __FUNC_KEY_DELETE: /* delete key */
__tshellCharDelete(iFd, &sicContext);
sstReadNum = read(iFd, &cRead, 1);
__CHK_READ_OUT(sstReadNum);
if (cRead != 126) {
goto __re_check_key;
}
break;
case __FUNC_KEY_END: /* end key */
__tshellCharEnd(iFd, &sicContext);
sstReadNum = read(iFd, &cRead, 1);
__CHK_READ_OUT(sstReadNum);
if (cRead != 126) {
goto __re_check_key;
}
break;
}
} else {
goto __re_check_key;
}
} else if (__KEY_IS_TAB(cRead)) { /* tab */
__tshellCharTab(iFd, &sicContext);
} else if (__KEY_IS_BS(cRead)) { /* backspace */
__tshellCharBackspace(iFd, cRead, &sicContext);
} else if (__KEY_IS_LF(cRead)) { /* 结束 */
write(iFd, &cRead, 1); /* echo */
break;
} else if (__KEY_IS_EOT(cRead)) { /* CTL+D 强制退出 */
lib_strcpy(sicContext.SIC_cInputBuffer,
__TTINY_SHELL_FORCE_ABORT);
sicContext.SIC_uiTotalLen = (UINT)lib_strlen(__TTINY_SHELL_FORCE_ABORT);
break;
} else {
__tshellCharInster(iFd, cRead, &sicContext);
}
}
sicContext.SIC_cInputBuffer[sicContext.SIC_uiTotalLen] = PX_EOS; /* 命令结束 */
if (lib_strlen(sicContext.SIC_cInputBuffer)) {
__tshellHistorySave(&sicContext); /* 记录历史命令 */
}
__out:
ioctl(iFd, FIOSETOPTIONS, lOldOption); /* 恢复以前终端状态 */
lib_strlcpy((PCHAR)pcBuffer, sicContext.SIC_cInputBuffer, stSize);
return ((ssize_t)sicContext.SIC_uiTotalLen);
}
VOID archTaskCtxShow (INT iFd, PLW_STACK pstkTop)
{
CHAR cCpsr[32 + 1] = "\0";
LW_STACK stkCpsr = pstkTop[0];
if (stkCpsr & 0x80000000) {
cCpsr[0] = 'N';
} else {
cCpsr[0] = 'n';
}
if (stkCpsr & 0x40000000) {
cCpsr[1] = 'Z';
} else {
cCpsr[1] = 'z';
}
if (stkCpsr & 0x20000000) {
cCpsr[2] = 'C';
} else {
cCpsr[2] = 'c';
}
if (stkCpsr & 0x10000000) {
cCpsr[3] = 'V';
} else {
cCpsr[3] = 'v';
}
if (stkCpsr & 0x08000000) {
cCpsr[4] = 'Q';
} else {
cCpsr[4] = 'q';
}
if (stkCpsr & 0x80) {
cCpsr[5] = 'I';
} else {
cCpsr[5] = 'i';
}
if (stkCpsr & 0x40) {
cCpsr[6] = 'F';
} else {
cCpsr[6] = 'f';
}
if (stkCpsr & 0x20) {
cCpsr[7] = 'T';
} else {
cCpsr[7] = 't';
}
cCpsr[8] = 0;
stkCpsr &= 0x1F;
switch (stkCpsr) {
case ARCH_ARM_USR32MODE:
lib_strcpy(&cCpsr[8], "_USER");
break;
case ARCH_ARM_FIQ32MODE:
lib_strcpy(&cCpsr[8], "_FIQ");
break;
case ARCH_ARM_IRQ32MODE:
lib_strcpy(&cCpsr[8], "_IRQ");
break;
case ARCH_ARM_SVC32MODE:
lib_strcpy(&cCpsr[8], "_SVC");
break;
case ARCH_ARM_ABT32MODE:
lib_strcpy(&cCpsr[8], "_ABT");
break;
case ARCH_ARM_UND32MODE:
lib_strcpy(&cCpsr[8], "_UND");
break;
case ARCH_ARM_SYS32MODE:
lib_strcpy(&cCpsr[8], "_SYS");
break;
default:
lib_strcpy(&cCpsr[8], "_!!!");
break;
}
fdprintf(iFd, "cpsr = %s\n", cCpsr);
fdprintf(iFd, "r0 = 0x%08x ", pstkTop[1]);
fdprintf(iFd, "r1 = 0x%08x\n", pstkTop[2]);
fdprintf(iFd, "r2 = 0x%08x ", pstkTop[3]);
fdprintf(iFd, "r3 = 0x%08x\n", pstkTop[4]);
fdprintf(iFd, "r4 = 0x%08x ", pstkTop[5]);
fdprintf(iFd, "r5 = 0x%08x\n", pstkTop[6]);
fdprintf(iFd, "r6 = 0x%08x ", pstkTop[7]);
fdprintf(iFd, "r7 = 0x%08x\n", pstkTop[8]);
fdprintf(iFd, "r8 = 0x%08x ", pstkTop[9]);
fdprintf(iFd, "r9 = 0x%08x\n", pstkTop[10]);
fdprintf(iFd, "r10 = 0x%08x ", pstkTop[11]);
fdprintf(iFd, "fp = 0x%08x\n", pstkTop[12]);
fdprintf(iFd, "ip = 0x%08x ", pstkTop[13]);
fdprintf(iFd, "sp = 0x%08x\n", (ARCH_REG_T)pstkTop);
fdprintf(iFd, "lr = 0x%08x ", pstkTop[14]);
fdprintf(iFd, "pc = 0x%08x\n", pstkTop[15]);
}