// Resize an IString buffer (if dynamically allocated)
ZString IString_Resize (
IStringPtr self,
u32 buf_len
)
{
ESIF_ASSERT(self);
// Allocate initial buffer if it has never been allocated
if (self->buf_ptr == 0) {
self->buf_ptr = esif_ccb_malloc(buf_len);
if (self->buf_ptr) {
self->buf_len = buf_len;
self->data_len = 1;
return (ZString)self->buf_ptr;
}
}
// Resize buffer if it is not a static string
if (self->buf_len > 0) {
ZString buf_ptr = (ZString)esif_ccb_realloc(self->buf_ptr, buf_len);
if (buf_ptr) {
if (buf_len > self->buf_len) {
esif_ccb_memset(buf_ptr + self->buf_len, 0, buf_len - self->buf_len);
}
self->buf_ptr = buf_ptr;
self->buf_len = buf_len;
return (ZString)self->buf_ptr;
}
}
return 0;
}
void EsifAppMgrExit()
{
u8 i = 0;
EsifAppPtr a_app_ptr = NULL;
ESIF_TRACE_ENTRY_INFO();
EsifEventMgr_UnregisterEventByType(ESIF_EVENT_PARTICIPANT_SUSPEND, EVENT_MGR_MATCH_ANY, EVENT_MGR_DOMAIN_D0, EsifAppMgr_EventCallback, NULL);
EsifEventMgr_UnregisterEventByType(ESIF_EVENT_PARTICIPANT_RESUME, EVENT_MGR_MATCH_ANY, EVENT_MGR_DOMAIN_D0, EsifAppMgr_EventCallback, NULL);
EsifAppExit();
ESIF_TRACE_DEBUG("Exit Action Manager (APPMGR)");
esif_ccb_read_lock(&g_appMgr.fLock);
for (i = 0; i < ESIF_MAX_APPS; i++) {
a_app_ptr = &g_appMgr.fEntries[i];
// Attempt to gracefully shutdown App before forcing library unload
if (a_app_ptr->fLibNamePtr != NULL) {
EsifAppStop(a_app_ptr);
}
if (a_app_ptr->fLibNamePtr != NULL) {
esif_ccb_library_unload(a_app_ptr->fLibHandle);
esif_ccb_free(a_app_ptr->fLibNamePtr);
esif_ccb_memset(a_app_ptr, 0, sizeof(*a_app_ptr));
}
}
esif_ccb_read_unlock(&g_appMgr.fLock);
esif_ccb_lock_uninit(&g_appMgr.fLock);
ESIF_TRACE_EXIT_INFO();
}
/*
* This function processes requests for either websocket connections or
* http connections.
*/
static eEsifError esif_ws_client_process_request(ClientRecordPtr clientPtr)
{
eEsifError result = ESIF_OK;
size_t messageLength = 0;
esif_ccb_memset(g_ws_http_buffer, 0, WS_BUFFER_LENGTH);
/*Pull the next message from the client socket */
messageLength = (size_t)recv(clientPtr->socket, (char*)g_ws_http_buffer, WS_BUFFER_LENGTH, 0);
if (messageLength == 0 || messageLength == SOCKET_ERROR) {
ESIF_TRACE_DEBUG("no messages received from the socket\n");
result = ESIF_E_WS_DISC;
goto exit;
} else {
ESIF_TRACE_DEBUG("%d bytes received\n", (int)messageLength);
}
if (clientPtr->state == STATE_NORMAL) {
result = esif_ws_client_process_active_client(clientPtr, (char *)g_ws_http_buffer, WS_BUFFER_LENGTH, messageLength);
goto exit;
}
if (clientPtr->state == STATE_OPENING) {
result = esif_ws_client_open_client(clientPtr, (char *)g_ws_http_buffer, WS_BUFFER_LENGTH, messageLength);
goto exit;
}
result = ESIF_E_WS_DISC;
exit:
return result;
}
void EsifActMgrExit()
{
u8 i = 0;
EsifActPtr a_act_ptr = NULL;
ESIF_TRACE_ENTRY_INFO();
/* Call before destroying action manager */
EsifActExit();
if (NULL != g_actMgr.fActTypes) {
esif_link_list_destroy(g_actMgr.fActTypes);
g_actMgr.fActTypes = NULL; //set to null so that it will be caught if mid-execution
}
esif_ccb_read_lock(&g_actMgr.fLock);
for (i = 0; i < ESIF_MAX_ACTIONS; i++) {
a_act_ptr = &g_actMgr.fEnrtries[i];
esif_ccb_free(a_act_ptr->fLibNamePtr);
esif_ccb_library_unload(a_act_ptr->fLibHandle);
esif_ccb_memset(a_act_ptr, 0, sizeof(*a_act_ptr));
}
esif_ccb_read_unlock(&g_actMgr.fLock);
esif_ccb_lock_uninit(&g_actMgr.fLock);
ESIF_TRACE_EXIT_INFO();
}
void esif_dsp_table_destroy()
{
UInt8 i;
ESIF_TRACE_INFO("Destroy DSP Table");
for (i = 0; i < g_dm.dme_count; i++) {
esif_dsp_destroy(g_dm.dme[i].dsp_ptr);
esif_ccb_free(g_dm.dme[i].file_ptr);
esif_ccb_free(g_dm.dme[i].fpc_ptr);
esif_ccb_memset(&g_dm.dme[i], 0, sizeof(g_dm.dme[i]));
}
g_dm.dme_count = 0;
}
/*
* Used to iterate through the available participants.
* First call EsifActMgr_InitIterator to initialize the iterator.
* Next, call EsifActMgr_GetNexAction using the iterator. Repeat until
* EsifActMgr_GetNexAction fails. The call will release the reference of the
* participant from the previous call. If you stop iteration part way through
* all participants, the caller is responsible for releasing the reference on
* the last participant returned. Iteration is complete when
* ESIF_E_ITERATOR_DONE is returned.
*/
eEsifError EsifActMgr_InitIterator(
ActMgrIteratorPtr iteratorPtr
)
{
eEsifError rc = ESIF_OK;
if (NULL == iteratorPtr) {
rc = ESIF_E_PARAMETER_IS_NULL;
goto exit;
}
esif_ccb_memset(iteratorPtr, 0, sizeof(*iteratorPtr));
iteratorPtr->marker = ACT_MGR_ITERATOR_MARKER;
exit:
return rc;
}
void EsifLogMgrExit(void)
{
int j;
ESIF_TRACE_ENTRY_INFO();
for (j=0; j < MAX_ESIFLOG; j++) {
if (g_EsifLogFile[j].handle != NULL) {
esif_ccb_fclose(g_EsifLogFile[j].handle);
}
esif_ccb_free(g_EsifLogFile[j].name);
esif_ccb_free(g_EsifLogFile[j].filename);
esif_ccb_lock_uninit(&g_EsifLogFile[j].lock);
}
esif_ccb_memset(g_EsifLogFile, 0, sizeof(g_EsifLogFile));
ESIF_TRACE_EXIT_INFO();
}
static eEsifError init_fpc_iterator(
EsifDspPtr dspPtr,
EsifFpcDomainIteratorPtr iteratorPtr
)
{
eEsifError rc = ESIF_OK;
if ((NULL == dspPtr) || (NULL == iteratorPtr)) {
rc = ESIF_E_PARAMETER_IS_NULL;
goto exit;
}
esif_ccb_memset(iteratorPtr, 0, sizeof(*iteratorPtr));
iteratorPtr->marker = FPC_DOMAIN_ITERATOR_MARKER;
iteratorPtr->currPtr = dspPtr->domain_ptr->head_ptr;
exit:
return rc;
}
eEsifError EsifLogMgrInit(void)
{
int j;
ESIF_TRACE_ENTRY_INFO();
esif_ccb_memset(g_EsifLogFile, 0, sizeof(g_EsifLogFile));
for (j=0; j < MAX_ESIFLOG; j++) {
esif_ccb_lock_init(&g_EsifLogFile[j].lock);
}
g_EsifLogFile[ESIF_LOG_EVENTLOG].name = esif_ccb_strdup("event");
g_EsifLogFile[ESIF_LOG_DEBUGGER].name = esif_ccb_strdup("debug");
g_EsifLogFile[ESIF_LOG_SHELL].name = esif_ccb_strdup("shell");
g_EsifLogFile[ESIF_LOG_TRACE].name = esif_ccb_strdup("trace");
g_EsifLogFile[ESIF_LOG_UI].name = esif_ccb_strdup("ui");
ESIF_TRACE_EXIT_INFO();
return ESIF_OK;
}
void EsifCnjMgrExit()
{
u8 i = 0;
EsifCnjPtr a_conjure_ptr = NULL;
EsifCnjExit();
ESIF_TRACE_DEBUG("%s: Exit Action Manager (CNJMGR)", ESIF_FUNC);
esif_ccb_read_lock(&g_cnjMgr.fLock);
for (i = 0; i < ESIF_MAX_CONJURES; i++) {
a_conjure_ptr = &g_cnjMgr.fEnrtries[i];
esif_ccb_free(a_conjure_ptr->fLibNamePtr);
esif_ccb_library_unload(a_conjure_ptr->fLibHandle);
esif_ccb_memset(a_conjure_ptr, 0, sizeof(*a_conjure_ptr));
}
esif_ccb_read_unlock(&g_cnjMgr.fLock);
esif_ccb_lock_uninit(&g_cnjMgr.fLock);
ESIF_TRACE_EXIT_INFO();
}
// Search and Replace
ZString IString_ReplaceIString (
IStringPtr self,
IStringPtr what,
IStringPtr with,
int IgnoreCase
)
{
ZString from, to, find;
u32 count, oldsize, newsize;
// Sanity checks. Cannot replace an empty string
ESIF_ASSERT(self && what && with);
if (self->data_len <= 1 || what->data_len <= 1) {
return 0;
}
// Count occurances of replacment string in original string
for (count = 0, find = (ZString)self->buf_ptr; (find = (ZString)strfind(find, (ZString)what->buf_ptr, IgnoreCase)) != NULL; count++)
find += what->data_len - 1;
// Compute new string size and Resize if necessary
oldsize = self->data_len;
newsize = self->data_len + (count * (int)(esif_ccb_max(with->data_len, 1) - what->data_len));
if (newsize > self->buf_len) {
#ifdef ISTRING_AUTOGROW
if (IString_Resize(self, newsize + ISTRING_AUTOGROW) == NULL)
#endif
return 0;
}
// Do an in-string replacement so that another copy of the string does not need to be allocated
// a) newsize <= oldsize: Do a left-to-right copy replacment
// b) newsize > oldsize: Move string to end of newsize buffer, then do a left-to-right copy replacement
from = to = (ZString)self->buf_ptr;
self->data_len = newsize;
if (newsize > oldsize) {
// Move string to end of reallocated (data_len) buffer
esif_ccb_memmove(((ZString)self->buf_ptr) + (newsize - oldsize), (ZString)self->buf_ptr, oldsize);
from += newsize - oldsize;
}
// Do a left-to-right copy (from -> to), replacing each occurance of old string (what) with new string (with)
while ((find = (ZString)strfind(from, (ZString)what->buf_ptr, IgnoreCase)) != NULL) {
if (from > to) {
esif_ccb_memcpy(to, from, (size_t)(find - from));
}
to += (size_t)(find - from);
if (with->data_len > 0) {
esif_ccb_memcpy(to, (ZString)with->buf_ptr, with->data_len - 1);
to += with->data_len - 1;
}
from = find + (what->data_len > 0 ? what->data_len - 1 : 0);
}
// Copy remainder of string, if any
if (to < from) {
esif_ccb_memcpy(to, from, newsize - (size_t)(to - (ZString)self->buf_ptr));
}
to += newsize - (size_t)(to - (ZString)self->buf_ptr);
// zero out remainder of old string, if any
if (oldsize > newsize) {
esif_ccb_memset(to, 0, oldsize - newsize);
}
return (ZString)self->buf_ptr;
}
void *esif_memtrace_alloc(
void *old_ptr,
size_t size,
const char *func,
const char *file,
int line
)
{
struct memalloc_s *mem = NULL;
struct memalloc_s **last = NULL;
void *mem_ptr = NULL;
esif_ccb_write_lock(&g_memtrace.lock);
mem = g_memtrace.allocated;
last = &g_memtrace.allocated;
if (file) {
const char *slash = strrchr(file, *ESIF_PATH_SEP);
if (slash) {
file = slash + 1;
}
}
if (old_ptr) {
mem_ptr = native_realloc(old_ptr, size);
// realloc(ptr, size) leaves ptr unaffected if realloc fails and size is nonzero
if (!mem_ptr && size > 0) {
goto exit;
}
while (mem) {
if (old_ptr == mem->mem_ptr) {
// realloc(ptr, 0) behaves like free(ptr)
if (size == 0) {
*last = mem->next;
native_free(mem);
} else {
mem->mem_ptr = mem_ptr;
mem->size = size;
mem->func = func;
mem->file = file;
mem->line = line;
}
goto exit;
}
last = &mem->next;
mem = mem->next;
}
} else {
mem_ptr = native_malloc(size);
if (mem_ptr) {
esif_ccb_memset(mem_ptr, 0, size);
atomic_inc(&g_memtrace.allocs);
}
}
mem = (struct memalloc_s *)native_malloc(sizeof(*mem));
if (!mem) {
goto exit;
}
esif_ccb_memset(mem, 0, sizeof(*mem));
mem->mem_ptr = mem_ptr;
mem->size = size;
mem->func = func;
mem->file = file;
mem->line = line;
mem->next = g_memtrace.allocated;
g_memtrace.allocated = mem;
exit:
esif_ccb_write_unlock(&g_memtrace.lock);
return mem_ptr;
}
Guid::Guid(void)
: m_valid(false)
{
esif_ccb_memset(m_guid, 0, GuidSize);
}
/* Get Kernel Information */
static void esif_execute_ipc_command_get_memory_stats(
struct esif_ipc_command *command_ptr
)
{
/* Sanity Check */
if (ESIF_DATA_STRUCTURE == command_ptr->rsp_data_type &&
0 == command_ptr->rsp_data_offset &&
sizeof(struct esif_command_get_memory_stats) ==
command_ptr->rsp_data_len) {
struct esif_command_get_memory_stats *data_ptr =
(struct esif_command_get_memory_stats *)
(command_ptr + 1);
u32 reset = *(u32 *)data_ptr;
if (reset) {
esif_ccb_memset(&data_ptr->stats, 0,
sizeof(struct esif_memory_stats));
esif_ccb_write_lock(&g_memstat_lock);
esif_ccb_memset(&g_memstat, 0,
sizeof(struct esif_memory_stats));
esif_ccb_write_unlock(&g_memstat_lock);
} else {
int i = 0;
esif_ccb_read_lock(&g_memstat_lock);
esif_ccb_memcpy(&data_ptr->stats, &g_memstat,
sizeof(struct esif_memory_stats));
esif_ccb_read_unlock(&g_memstat_lock);
esif_ccb_read_lock(&g_mempool_lock);
for (i = 0; i < ESIF_MEMPOOL_TYPE_MAX; i++) {
if (NULL == g_mempool[i])
continue; /* Skip Unused */
esif_ccb_strcpy(data_ptr->mempool_stat[i].name,
g_mempool[i]->name_ptr,
ESIF_NAME_LEN);
data_ptr->mempool_stat[i].pool_tag =
g_mempool[i]->pool_tag;
data_ptr->mempool_stat[i].object_size =
g_mempool[i]->object_size;
data_ptr->mempool_stat[i].alloc_count =
g_mempool[i]->alloc_count;
data_ptr->mempool_stat[i].free_count =
g_mempool[i]->free_count;
}
esif_ccb_read_unlock(&g_mempool_lock);
esif_ccb_read_lock(&g_memtype_lock);
for (i = 0; i < ESIF_MEMTYPE_TYPE_MAX; i++) {
if (NULL == g_memtype[i])
continue; /* Skip Unused */
esif_ccb_strcpy(data_ptr->memtype_stat[i].name,
g_memtype[i]->name_ptr,
ESIF_NAME_LEN);
data_ptr->memtype_stat[i].pool_tag =
g_memtype[i]->type_tag;
data_ptr->memtype_stat[i].alloc_count =
g_memtype[i]->alloc_count;
data_ptr->memtype_stat[i].free_count =
g_memtype[i]->free_count;
}
esif_ccb_read_unlock(&g_memtype_lock);
}
ESIF_TRACE_DYN_COMMAND(
"%s: ESIF_COMMAND_TYPE_GET_MEMORY_STATS reset %d\n",
ESIF_FUNC,
reset);
command_ptr->return_code = ESIF_OK;
}
}
static int esif_ws_server_create_inet_addr(
void *addrPtr,
socklen_t *addrlenPtr,
char *hostPtr,
char *portPtr,
char *protPtr
)
{
struct sockaddr_in *sockaddr_inPtr = (struct sockaddr_in*)addrPtr;
struct hostent *hostenPtr = NULL;
struct servent *serventPtr = NULL;
char *endStr;
long longVal;
if (!hostPtr) {
hostPtr = (char*)"*";
}
if (!portPtr) {
portPtr = (char*)"*";
}
if (!protPtr) {
protPtr = (char*)"tcp";
}
esif_ccb_memset(sockaddr_inPtr, 0, *addrlenPtr);
sockaddr_inPtr->sin_family = AF_INET;
sockaddr_inPtr->sin_port = 0;
sockaddr_inPtr->sin_addr.s_addr = INADDR_ANY;
if (esif_ccb_strcmp(hostPtr, "*") == 0) {
;
} else if (isdigit(*hostPtr)) {
sockaddr_inPtr->sin_addr.s_addr = inet_addr(hostPtr);
if (sockaddr_inPtr->sin_addr.s_addr == INADDR_NONE) {
return -1;
}
} else {
hostenPtr = gethostbyname(hostPtr);
if (!hostenPtr) {
return -1;
}
if (hostenPtr->h_addrtype != AF_INET) {
return -1;
}
sockaddr_inPtr->sin_addr = *(struct in_addr*)
hostenPtr->h_addr_list[0];
}
if (!esif_ccb_strcmp(portPtr, "*")) {
;
} else if (isdigit(*portPtr)) {
longVal = strtol(portPtr, &endStr, 10);
if (endStr != NULL && *endStr) {
return -2;
}
if (longVal < 0L || longVal >= 32768) {
return -2;
}
sockaddr_inPtr->sin_port = htons((short)longVal);
} else {
serventPtr = getservbyname(portPtr, protPtr);
if (!serventPtr) {
return -2;
}
sockaddr_inPtr->sin_port = (short)serventPtr->s_port;
}
*addrlenPtr = sizeof *sockaddr_inPtr;
return 0;
}