#define BUFFER_FRAME_COUNT 10 /* max frames in buffer */
#define WAIT_TIMER_US 1000000 /* default waiting timer 1s */
+#define I2C_MAX_DATA_SZ 32 /* max. number of bytes to be written to i2c */
#include <systemd/sd-event.h>
#include <sys/types.h>
#include <time.h>
#include <assert.h>
#include <errno.h>
+#include <dirent.h>
#include "ucs_binding.h"
#include "ucs_interface.h"
-
-
#define MAX_FILENAME_LEN (100)
#define RX_BUFFER (64)
+#define XML_CONFIG_FOLDER "/data/"
+#define XML_CONFIG_FILE "config_multichannel_audio_kit.xml"
/** Internal structure, enabling multiple instances of this component.
* \note Do not access any of this variables.
CdevData_t rx;
CdevData_t tx;
UCSI_Data_t ucsiData;
- UCSI_channelsT *channels;
} ucsContextT;
+typedef struct {
+ struct afb_event node_event;
+
+} EventData_t;
+
static ucsContextT *ucsContextS;
+static EventData_t *eventData = NULL;
PUBLIC void UcsXml_CB_OnError(const char format[], uint16_t vargsCnt, ...) {
- /*DEBUG (afbIface, format, args); */
+ /*AFB_DEBUG (afbIface, format, args); */
va_list args;
va_start (args, vargsCnt);
vfprintf (stderr, format, args);
va_end(args);
+
+ va_list argptr;
+ char outbuf[300];
+ va_start(argptr, vargsCnt);
+ vsprintf(outbuf, format, argptr);
+ va_end(argptr);
+ AFB_WARNING (outbuf);
}
PUBLIC uint16_t UCSI_CB_OnGetTime(void *pTag) {
return 0;
}
+void UCSI_CB_OnNetworkState(void *pTag, bool isAvailable, uint16_t packetBandwidth, uint8_t amountOfNodes)
+{
+}
+
/* UCS2 Interface Timer Callback */
PUBLIC void UCSI_CB_OnSetServiceTimer(void *pTag, uint16_t timeout) {
uint64_t usec;
/* set a timer with 250ms accuracy */
- sd_event_now(afb_daemon_get_event_loop(afbIface->daemon), CLOCK_BOOTTIME, &usec);
- sd_event_add_time(afb_daemon_get_event_loop(afbIface->daemon), NULL, CLOCK_MONOTONIC, usec + (timeout*1000), 250, onTimerCB, pTag);
+ sd_event_now(afb_daemon_get_event_loop(), CLOCK_BOOTTIME, &usec);
+ sd_event_add_time(afb_daemon_get_event_loop(), NULL, CLOCK_MONOTONIC, usec + (timeout*1000), 250, onTimerCB, pTag);
}
-/** Callback when ever UNICENS forms a human readable message. */
-void UCSI_CB_OnUserMessage(void *pTag, const char format[],
+/**
+ * \brief Callback when ever an Unicens forms a human readable message.
+ * This can be error events or when enabled also debug messages.
+ * \note This function must be implemented by the integrator
+ * \param pTag - Pointer given by the integrator by UCSI_Init
+ * \param format - Zero terminated format string (following printf rules)
+ * \param vargsCnt - Amount of parameters stored in "..."
+ */
+void UCSI_CB_OnUserMessage(void *pTag, bool isError, const char format[],
uint16_t vargsCnt, ...) {
- //DEBUG (afbIface, format, args);
- va_list args;
- va_start (args, format);
- vfprintf (stderr, format, args);
- va_end(args);
+ va_list argptr;
+ char outbuf[300];
+ pTag = pTag;
+ va_start(argptr, vargsCnt);
+ vsprintf(outbuf, format, argptr);
+ va_end(argptr);
+ if (isError)
+ AFB_NOTICE (outbuf);
}
/** UCSI_Service cannot be called directly within UNICENS context, need to service stack through mainloop */
PUBLIC void UCSI_CB_OnServiceRequired(void *pTag) {
/* push an asynchronous request for loopback to call UCSI_Service */
- sd_event_add_time(afb_daemon_get_event_loop(afbIface->daemon), NULL, CLOCK_MONOTONIC, 0, 0, OnServiceRequiredCB, pTag);
-}
-
-
-/**
- * \brief Callback when ever a MOST error message was received.
- * \note This function must be implemented by the integrator
- * \param pTag - Pointer given by the integrator by UCSI_Init
- * \note All following parameters belong to the usual MOST message
- */
-PUBLIC void UCSI_CB_OnMostError(void *pTag, uint16_t sourceAddr,
- uint8_t fblock, uint8_t inst, uint16_t function, uint8_t op,
- const uint8_t *pPayload, uint32_t payloadLen) {
-
- // Error to send to syslog
- DEBUG (afbIface, "OnMostError source=0x%x", sourceAddr);
+ sd_event_add_time(afb_daemon_get_event_loop(), NULL, CLOCK_MONOTONIC, 0, 0, OnServiceRequiredCB, pTag);
}
-
-
/* Callback when ever this UNICENS wants to send a message to INIC. */
-PUBLIC void UCSI_CB_SendMostMessage(void *pTag, const uint8_t *pData, uint32_t len) {
-
+PUBLIC void UCSI_CB_OnTxRequest(void *pTag, const uint8_t *pData, uint32_t len) {
ucsContextT *ucsContext = (ucsContextT*) pTag;
CdevData_t *cdevTx = &ucsContext->tx;
uint32_t total = 0;
* \param pTag - Pointer given by the integrator by UCSI_Init
*/
void UCSI_CB_OnStop(void *pTag) {
- NOTICE (afbIface, "UNICENS stopped");
+ AFB_NOTICE ("UNICENS stopped");
}
-/**
- * \brief Callback on Unicens management results.
- * \note This function must be implemented by the integrator
- * \param pTag - Pointer given by the integrator by UCSI_Init
- * \param code - Result code
- * \param nodeAddress - Node address of the device causing this event
- * \param pNode - Pointer to node structure holding details of changed node
- */
-extern void UCSI_CB_OnMgrReport(void *pTag, Ucs_MgrReport_t code, uint16_t nodeAddress, Ucs_Rm_Node_t *pNode) {
+/** This callback will be raised, when ever an applicative message on the control channel arrived */
+void UCSI_CB_OnAmsMessageReceived(void *pTag)
+{
+ /* If not interested, just ignore this event.
+ Otherwise UCSI_GetAmsMessage may now be called asynchronous (mainloop) to get the content.
+ Don't forget to call UCSI_ReleaseAmsMessage after that */
+}
+
+void UCSI_CB_OnRouteResult(void *pTag, uint16_t routeId, bool isActive, uint16_t connectionLabel)
+{
+}
- DEBUG (afbIface, "OnMgrReport: Ucs_MgrReport_t=%d nodeAdresse=0x%x", code, nodeAddress);
+void UCSI_CB_OnGpioStateChange(void *pTag, uint16_t nodeAddress, uint8_t gpioPinId, bool isHighState)
+{
+}
+
+PUBLIC void UCSI_CB_OnMgrReport(void *pTag, Ucs_MgrReport_t code, uint16_t nodeAddress, Ucs_Rm_Node_t *pNode){
+
+ bool available;
+
+ if (code == UCS_MGR_REP_AVAILABLE) {
+ available = true;
+ }
+ else if (code == UCS_MGR_REP_NOT_AVAILABLE) {
+ available = false;
+ }
+ else {
+ /*untracked event - just exit*/
+ return;
+ }
+
+ if (eventData) {
+
+ json_object *j_event_info = json_object_new_object();
+ json_object_object_add(j_event_info, "node", json_object_new_int(nodeAddress));
+ json_object_object_add(j_event_info, "available", json_object_new_boolean(available));
+
+ afb_event_push(eventData->node_event, j_event_info);
+ }
}
bool Cdev_Init(CdevData_t *d, const char *fileName, bool read, bool write)
int ok;
len = read (ucsContext->rx.fileHandle, &pBuffer, sizeof(pBuffer));
-
+ if (0 == len)
+ return 0;
ok= UCSI_ProcessRxData(&ucsContext->ucsiData, pBuffer, (uint16_t)len);
if (!ok) {
- DEBUG (afbIface, "Buffer overrun (not handle)");
+ AFB_DEBUG ("Buffer overrun (not handle)");
/* Buffer overrun could replay pBuffer */
}
return 0;
}
-STATIC UcsXmlVal_t* ParseFile(struct afb_req request) {
+
+STATIC char* GetDefaultConfig(void) {
+
+ char const *data_path = getenv("AFM_APP_INSTALL_DIR");
+
+ if (!data_path) {
+ AFB_ERROR("AFM_APP_INSTALL_DIR is not defined");
+ }
+ else {
+ size_t size;
+ char * config_path;
+
+ AFB_NOTICE("AFM_APP_INSTALL_DIR is: %s", data_path);
+ size = strlen(data_path) + strlen(XML_CONFIG_FOLDER) + strlen(XML_CONFIG_FILE) + 2;
+ config_path = malloc(size);
+ if (config_path != NULL) {
+ snprintf(config_path, size, "%s%s%s", data_path, XML_CONFIG_FOLDER, XML_CONFIG_FILE);
+ if(access(config_path, R_OK ) == 0) {
+ AFB_NOTICE("Default configuration: %s", config_path);
+ return config_path;
+ }
+ }
+ }
+
+ return NULL;
+}
+
+STATIC UcsXmlVal_t* ParseFile(const char *filename) {
char *xmlBuffer;
ssize_t readSize;
int fdHandle ;
struct stat fdStat;
UcsXmlVal_t* ucsConfig;
- const char *filename = afb_req_value(request, "filename");
- if (!filename) {
- afb_req_fail_f (request, "filename-missing", "No filename given");
- goto OnErrorExit;
- }
-
fdHandle = open(filename, O_RDONLY);
if (fdHandle <= 0) {
- afb_req_fail_f (request, "fileread-error", "File not accessible: '%s' err=%s", filename, strerror(fdHandle));
+ AFB_ERROR("File not accessible: '%s' err=%s", filename, strerror(fdHandle));
goto OnErrorExit;
}
xmlBuffer[readSize] = '\0'; /* In any case, terminate it. */
if (readSize != fdStat.st_size) {
- afb_req_fail_f (request, "fileread-fail", "File to read fullfile '%s' size(%d!=%d)", filename, readSize, fdStat.st_size);
+ AFB_ERROR("File to read fullfile '%s' size(%d!=%d)", filename, (int)readSize, (int)fdStat.st_size);
goto OnErrorExit;
}
ucsConfig = UcsXml_Parse(xmlBuffer);
if (!ucsConfig) {
- afb_req_fail_f (request, "filexml-error", "File XML invalid: '%s'", filename);
+ AFB_ERROR("File XML invalid: '%s'", filename);
goto OnErrorExit;
}
return NULL;
}
-STATIC int volOnSvcCB (sd_event_source* source,uint64_t timer, void* pTag) {
- ucsContextT *ucsContext = (ucsContextT*) pTag;
+PUBLIC int StartConfiguration(const char *filename) {
+ static UcsXmlVal_t *ucsConfig;
+ static ucsContextT ucsContext;
- sd_event_source_unref(source);
- UCSI_Vol_Service(&ucsContext->ucsiData);
+ sd_event_source *evtSource;
+ int err;
- return 0;
-}
+ /* Read and parse XML file */
+ ucsConfig = ParseFile(filename);
+ if (NULL == ucsConfig) {
+ AFB_ERROR ("Cannot access or load file: '%s'", filename);
+ goto OnErrorExit;
+ }
-/* This callback is fire each time an volume event wait in the queue */
-void volumeCB (uint16_t timeout) {
- uint64_t usec;
- sd_event_now(afb_daemon_get_event_loop(afbIface->daemon), CLOCK_BOOTTIME, &usec);
- sd_event_add_time(afb_daemon_get_event_loop(afbIface->daemon), NULL, CLOCK_MONOTONIC, usec + (timeout*1000), 250, volOnSvcCB, ucsContextS);
-}
+ /* When ucsContextS is set, do not initalize UNICENS, CDEVs or system hooks, just load new XML */
+ if (!ucsContextS)
+ {
+ if (!ucsContextS && !InitializeCdevs(&ucsContext)) {
+ AFB_ERROR ("Fail to initialise device [rx=%s tx=%s]", CONTROL_CDEV_RX, CONTROL_CDEV_TX);
+ goto OnErrorExit;
+ }
-STATIC int volSndCmd (struct afb_req request, struct json_object *commandJ, ucsContextT *ucsContext) {
- int numid, vol, err;
- struct json_object *nameJ, *channelJ, *volJ;
+ /* Initialise UNICENS Config Data Structure */
+ UCSI_Init(&ucsContext.ucsiData, &ucsContext);
- enum json_type jtype= json_object_get_type(commandJ);
- switch (jtype) {
- case json_type_array:
- if (!sscanf (json_object_get_string (json_object_array_get_idx(commandJ, 0)), "%d", &numid)) {
- afb_req_fail_f (request, "channel-invalid","command=%s channel is not an integer", json_object_get_string (channelJ));
- goto OnErrorExit;
- }
- if (!sscanf (json_object_get_string (json_object_array_get_idx(commandJ, 1)), "%d", &vol)) {
- afb_req_fail_f (request, "vol-invalid","command=%s vol is not an integer", json_object_get_string (channelJ));
- goto OnErrorExit;
- }
- break;
+ /* register aplayHandle file fd into binder mainloop */
+ err = sd_event_add_io(afb_daemon_get_event_loop(), &evtSource, ucsContext.rx.fileHandle, EPOLLIN, onReadCB, &ucsContext);
+ if (err < 0) {
+ AFB_ERROR ("Cannot hook events to mainloop");
+ goto OnErrorExit;
+ }
- case json_type_object:
- if (json_object_object_get_ex (commandJ, "numid", &channelJ)) {
- if (!sscanf (json_object_get_string (channelJ), "%d", &numid)) {
- afb_req_fail_f (request, "channel-invalid","command=%s numid is not an integer", json_object_get_string (channelJ));
- goto OnErrorExit;
- }
- } else {
- if (json_object_object_get_ex (commandJ, "channel", &nameJ)) {
- int idx;
- const char *name = json_object_get_string(nameJ);
-
- for (idx =0; ucsContext->channels[idx].name != NULL; idx++) {
- if (!strcasecmp(ucsContext->channels[idx].name, name)) {
- numid = ucsContext->channels[idx].numid;
- break;
- }
- }
- if (ucsContext->channels[idx].name == NULL) {
- afb_req_fail_f (request, "channel-invalid","command=%s channel name does not exist", name);
- goto OnErrorExit;
- }
- } else {
- afb_req_fail_f (request, "channel-invalid","command=%s no valid channel name or channel", json_object_get_string(commandJ));
- goto OnErrorExit;
- };
- }
+ /* save this in a statical variable until ucs2vol move to C */
+ ucsContextS = &ucsContext;
+ }
+ /* Initialise UNICENS with parsed config */
+ if (!UCSI_NewConfig(&ucsContext.ucsiData, ucsConfig)) {
+ AFB_ERROR ("Fail to initialize UNICENS");
+ goto OnErrorExit;
+ }
- if (!json_object_object_get_ex (commandJ, "volume", &volJ)) {
- afb_req_fail_f (request, "vol-missing","command=%s vol not present", json_object_get_string (commandJ));
- goto OnErrorExit;
- }
+ return 0;
- if (!sscanf (json_object_get_string (volJ), "%d", &vol)) {
- afb_req_fail_f (request, "vol-invalid","command=%s vol:%s is not an integer", json_object_get_string (commandJ), json_object_get_string (volJ));
- goto OnErrorExit;
- }
+ OnErrorExit:
+ return -1;
+}
- break;
+PUBLIC void ucs2_initialise (struct afb_req request) {
+ const char *filename = afb_req_value(request, "filename");
- default:
- afb_req_fail_f (request, "setvol-invalid","command=%s not valid JSON Volume Command", json_object_get_string(commandJ));
- goto OnErrorExit;
+ if (!filename) {
+ afb_req_fail_f (request, "filename-missing", "No filename given");
+ goto OnErrorExit;
}
-
- /* Fulup what's append when channel or vol are invalid ??? */
- err = UCSI_Vol_Set (&ucsContext->ucsiData, numid, (uint8_t) vol);
- if (err) {
- /* Fulup this might only be a warning (not sure about it) */
- afb_req_fail_f (request, "vol-refused","command=%s vol was refused by UNICENS", json_object_get_string (volJ));
+ if (StartConfiguration(filename) != 0) {
+ afb_req_fail_f (request, "load-failed", "Cannot parse file and start UNICENS");
goto OnErrorExit;
}
- return 0;
+ afb_req_success(request,NULL,"UNICENS-active");
- OnErrorExit:
- return 1;
+ OnErrorExit:
+ return;
}
-PUBLIC void ucs2SetVol (struct afb_req request) {
- struct json_object *queryJ;
- int err;
+// List Avaliable Configuration Files
+PUBLIC void ucs2_listconfig (struct afb_req request) {
+ struct json_object *queryJ, *tmpJ, *responseJ;
+ DIR *dirHandle;
+ char *dirPath, *dirList;
+ int error=0;
- /* check UNICENS is initialised */
- if (!ucsContextS) {
- afb_req_fail_f (request, "UNICENS-init","Should Load Config before using setvol");
- goto OnErrorExit;
+ queryJ = afb_req_json(request);
+ if (queryJ && json_object_object_get_ex (queryJ, "cfgpath" , &tmpJ)) {
+ dirList = strdup (json_object_get_string(tmpJ));
+ } else {
+ dirList = strdup (UCS2_CFG_PATH);
+ AFB_NOTICE ("fgpath:missing uses UCS2_CFG_PATH=%s", UCS2_CFG_PATH);
}
- queryJ = afb_req_json(request);
- if (!queryJ) {
- afb_req_fail_f (request, "query-notjson","query=%s not a valid json entry", afb_req_value(request,""));
- goto OnErrorExit;
- };
+ responseJ = json_object_new_array();
+ for (dirPath= strtok(dirList, ":"); dirPath && *dirPath; dirPath=strtok(NULL,":")) {
+ struct dirent *dirEnt;
+
+ dirHandle = opendir (dirPath);
+ if (!dirHandle) {
+ AFB_NOTICE ("ucs2_listconfig dir=%s not readable", dirPath);
+ error++;
+ continue;
+ }
- enum json_type jtype= json_object_get_type(queryJ);
- switch (jtype) {
- case json_type_array:
- for (int idx=0; idx < json_object_array_length (queryJ); idx ++) {
- err= volSndCmd (request, json_object_array_get_idx (queryJ, idx), ucsContextS);
- if (err) goto OnErrorExit;
+ AFB_NOTICE ("ucs2_listconfig scanning: %s", dirPath);
+ while ((dirEnt = readdir(dirHandle)) != NULL) {
+ // Unknown type is accepted to support dump filesystems
+ if (dirEnt->d_type == DT_REG || dirEnt->d_type == DT_UNKNOWN) {
+ struct json_object *pathJ = json_object_new_object();
+ json_object_object_add(pathJ, "dirpath", json_object_new_string(dirPath));
+ json_object_object_add(pathJ, "basename", json_object_new_string(dirEnt->d_name));
+ json_object_array_add(responseJ, pathJ);
}
- break;
+ }
+ }
- case json_type_object:
- err = volSndCmd (request, queryJ, ucsContextS);
- if (err) goto OnErrorExit;
- break;
+ free (dirList);
- default:
- afb_req_fail_f (request, "query-notarray","query=%s not valid JSON Volume Command Array", afb_req_value(request,""));
- goto OnErrorExit;
+ if (!error) afb_req_success(request,responseJ,NULL);
+ else {
+ char info[40];
+ snprintf (info, sizeof(info), "[%d] where not scanned", error);
+ afb_req_success(request,responseJ, info);
}
+ return;
+}
- afb_req_success(request,NULL,NULL);
+PUBLIC void ucs2_subscribe (struct afb_req request) {
- OnErrorExit:
+ if (!eventData) {
+
+ eventData = malloc(sizeof(EventData_t));
+ if (eventData) {
+ eventData->node_event = afb_daemon_make_event ("node-availibility");
+ }
+
+ if (!eventData || !afb_event_is_valid(eventData->node_event)) {
+ afb_req_fail_f (request, "create-event", "Cannot create or register event");
+ goto OnExitError;
+ }
+ }
+
+ if (afb_req_subscribe(request, eventData->node_event) != 0) {
+
+ afb_req_fail_f (request, "subscribe-event", "Cannot subscribe to event");
+ goto OnExitError;
+ }
+
+ afb_req_success(request,NULL,"event subscription successful");
+
+OnExitError:
return;
}
+STATIC void ucs2_writei2c_CB (void *result_ptr, void *request_ptr) {
-PUBLIC void ucs2Init (struct afb_req request) {
- static UcsXmlVal_t *ucsConfig;
- static ucsContextT ucsContext;
+ if (request_ptr){
+ afb_req *req = (afb_req *)request_ptr;
+ Ucs_I2c_ResultCode_t *res = (Ucs_I2c_ResultCode_t *)result_ptr;
- sd_event_source *evtSource;
- int err;
+ if (!res) {
+ afb_req_fail(*req, "processing","busy or lost initialization");
+ }
+ else if (*res != UCS_I2C_RES_SUCCESS){
+ afb_req_fail_f(*req, "error-result", "result code: %d", *res);
+ }
+ else {
+ afb_req_success(*req, NULL, "success");
+ }
- /* Read and parse XML file */
- ucsConfig = ParseFile (request);
- if (NULL == ucsConfig) goto OnErrorExit;
+ afb_req_unref(*req);
+ free(request_ptr);
+ }
+ else {
+ AFB_NOTICE("write_i2c: ambiguous response data");
+ }
+}
- // Fulup->Thorsten BUG InitializeCdevs should fail when control does not exit
- if (!InitializeCdevs(&ucsContext)) {
- afb_req_fail_f (request, "devnit-error", "Fail to initialise device [rx=%s tx=%s]", CONTROL_CDEV_RX, CONTROL_CDEV_TX);
+/* write a single i2c command */
+STATIC void ucs2_writei2c_cmd(struct afb_req request, json_object *j_obj) {
+
+ static uint8_t i2c_data[I2C_MAX_DATA_SZ];
+ uint8_t i2c_data_sz = 0;
+ uint16_t node_addr = 0;
+ struct afb_req *async_req_ptr = NULL;
+
+ node_addr = (uint16_t)json_object_get_int(json_object_object_get(j_obj, "node"));
+ AFB_NOTICE("node_address: 0x%02X", node_addr);
+
+ if (node_addr == 0) {
+ afb_req_fail_f(request, "query-params","params wrong or missing");
goto OnErrorExit;
}
- // Initialise Unicens Config Data Structure
- UCSI_Init(&ucsContext.ucsiData, &ucsContext);
+ if (json_object_get_type(json_object_object_get(j_obj, "data"))==json_type_array) {
+ int size = json_object_array_length(json_object_object_get(j_obj, "data"));
+ if ((size > 0) && (size <= I2C_MAX_DATA_SZ)) {
- // Initialise Unicens with parsed config
- if (!UCSI_NewConfig(&ucsContext.ucsiData, ucsConfig)) {
- afb_req_fail_f (request, "UNICENS-init", "Fail to initialize Unicens");
+ int32_t i;
+ int32_t val;
+ struct json_object *j_elem;
+ struct json_object *j_arr = json_object_object_get(j_obj, "data");
+
+ for (i = 0; i < size; i++) {
+
+
+ j_elem = json_object_array_get_idx(j_arr, i);
+ val = json_object_get_int(j_elem);
+ if ((val < 0) && (val > 0xFF)){
+ i = 0;
+ break;
+ }
+ i2c_data[i] = (uint8_t)json_object_get_int(j_elem);
+ }
+
+ i2c_data_sz = (uint8_t)i;
+ }
+ }
+
+ if (i2c_data_sz == 0) {
+ AFB_NOTICE("data: invalid or not found");
+ afb_req_fail_f(request, "query-params","params wrong or missing");
goto OnErrorExit;
}
- // register aplayHandle file fd into binder mainloop
- err = sd_event_add_io(afb_daemon_get_event_loop(afbIface->daemon), &evtSource, ucsContext.rx.fileHandle, EPOLLIN, onReadCB, &ucsContext);
- if (err < 0) {
- afb_req_fail_f (request, "register-mainloop", "Cannot hook events to mainloop");
+ async_req_ptr = malloc(sizeof(afb_req));
+ *async_req_ptr = request;
+
+ if (UCSI_I2CWrite( &ucsContextS->ucsiData, /* UCSI_Data_t *pPriv*/
+ node_addr, /* uint16_t targetAddress*/
+ false, /* bool isBurst*/
+ 0u, /* block count */
+ 0x2Au, /* i2c slave address */
+ 0x03E8u, /* timeout 1000 milliseconds */
+ i2c_data_sz, /* uint8_t dataLen */
+ &i2c_data[0], /* uint8_t *pData */
+ &ucs2_writei2c_CB, /* callback*/
+ (void*)async_req_ptr /* callback argument */
+ )) {
+ /* asynchronous command is running */
+ afb_req_addref(request);
+ }
+ else {
+ AFB_NOTICE("i2c write: scheduling command failed");
+ afb_req_fail_f(request, "query-command-queue","command queue overload");
+ free(async_req_ptr);
+ async_req_ptr = NULL;
goto OnErrorExit;
}
- // init Unicens Volume Library
- ucsContext.channels = UCSI_Vol_Init (&ucsContext.ucsiData, volumeCB);
- if (!ucsContext.channels) {
- afb_req_fail_f (request, "register-volume", "Could not enqueue new Unicens config");
+OnErrorExit:
+ return;
+}
+
+/* parse array or single command */
+PUBLIC void ucs2_writei2c (struct afb_req request) {
+
+ struct json_object *j_obj;
+
+ /* check UNICENS is initialised */
+ if (!ucsContextS) {
+ afb_req_fail_f(request, "unicens-init","Should Load Config before using setvol");
goto OnErrorExit;
}
- // save this in a statical variable until ucs2vol move to C
- ucsContextS = &ucsContext;
- afb_req_success(request,NULL,"UNICENS-active");
+ j_obj = afb_req_json(request);
+ if (!j_obj) {
+ afb_req_fail_f(request, "query-notjson","query=%s not a valid json entry", afb_req_value(request,""));
+ goto OnErrorExit;
+ };
+
+ AFB_DEBUG("request: %s", json_object_to_json_string(j_obj));
+
+ if (json_object_get_type(j_obj)==json_type_array) {
+
+ int cnt;
+ int len = json_object_array_length(j_obj);
+
+ if (len != 1) {
+ afb_req_fail_f(request, "query-array","query of multiple commands is not supported");
+ goto OnErrorExit;
+ }
+
+ for (cnt = 0; cnt < len; cnt++) {
+
+ json_object *j_cmd = json_object_array_get_idx(j_obj, cnt);
+ ucs2_writei2c_cmd(request, j_cmd);
+ }
+ }
+ else {
+ ucs2_writei2c_cmd(request, j_obj);
+ }
OnErrorExit:
return;
}
+
+PUBLIC int ucs2_initbinding(void) {
+#ifndef DISABLE_AUTOSTART
+ char *filename = GetDefaultConfig();
+ if (filename != NULL) {
+
+ AFB_NOTICE("AUTO-LOAD configuration: %s", filename);
+ if (StartConfiguration(filename) == 0) {
+ AFB_NOTICE("AUTO-LOAD successful");
+ } else {
+ AFB_NOTICE("AUTO-LOAD failed");
+ }
+ free(filename);
+ }
+#endif
+ return 0;
+}