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-rw-r--r--AudioLogic/AudioLogicBinding.c21
-rw-r--r--AudioLogic/AudioLogicLib.c253
-rw-r--r--AudioLogic/AudioLogicLib.h24
3 files changed, 143 insertions, 155 deletions
diff --git a/AudioLogic/AudioLogicBinding.c b/AudioLogic/AudioLogicBinding.c
index 0c63d00..002ff42 100644
--- a/AudioLogic/AudioLogicBinding.c
+++ b/AudioLogic/AudioLogicBinding.c
@@ -30,10 +30,21 @@
PUBLIC const struct afb_binding_interface *afbIface;
-STATIC void localping(struct afb_req request) {
- json_object *query = afb_req_json(request);
- afb_req_success(request, query, NULL);
-}
+// Map HAL Enum to Labels
+typedef const struct {
+ halCtlsEnumT control;
+ char *label;
+} LogicControlT;
+
+// High Level Control Mapping to String for JSON & HTML5
+STATIC LogicControlT LogicControl[] = {
+ {.control= Master_Playback_Volume,.label= "Master_Volume"},
+ {.control= PCM_Playback_Volume, .label= "Playback_Volume"},
+ {.control= PCM_Playback_Switch, .label= "Playback_Switch"},
+ {.control= Capture_Volume, .label= "Capture_Volume"},
+
+ {.control= 0,.label= NULL} // closing convention
+};
/*
@@ -41,7 +52,7 @@ STATIC void localping(struct afb_req request) {
*/
STATIC const struct afb_verb_desc_v1 binding_verbs[] = {
/* VERB'S NAME SESSION MANAGEMENT FUNCTION TO CALL SHORT DESCRIPTION */
- { .name= "ping" , .session= AFB_SESSION_NONE, .callback= localping, .info= "Ping Binding" },
+ { .name= "ping" , .session= AFB_SESSION_NONE, .callback= pingtest, .info= "Ping Binding" },
{ .name= "setvolume", .session= AFB_SESSION_CHECK, .callback= audioLogicSetVol, .info= "Set Volume" },
{ .name= "getvolume", .session= AFB_SESSION_CHECK, .callback= audioLogicGetVol, .info= "Get Volume" },
{ .name= "subscribe", .session= AFB_SESSION_CHECK, .callback= audioLogicSubscribe, .info= "Subscribe AudioBinding Events" },
diff --git a/AudioLogic/AudioLogicLib.c b/AudioLogic/AudioLogicLib.c
index b45707a..e9d7104 100644
--- a/AudioLogic/AudioLogicLib.c
+++ b/AudioLogic/AudioLogicLib.c
@@ -30,45 +30,33 @@
static struct afb_service srvitf;
-STATIC int cbCheckResponse (struct afb_req request, int iserror, struct json_object *result) {
- struct json_object *response, *status, *info;
-
- if (iserror) { // on error proxy information we got from lower layer
- if (result) {
- if (json_object_object_get_ex(result, "request", &response)) {
- json_object_object_get_ex(response, "info" , &info);
- json_object_object_get_ex(response, "status", &status);
- afb_req_fail(request, json_object_get_string(status), json_object_get_string(info));
- goto OnExit;
- }
- } else {
- afb_req_fail(request, "cbCheckFail", "No Result inside API response" );
- }
- goto OnErrorExit;
- }
- return (0);
-
- OnErrorExit:
- return (1);
-}
+// This callback is fired when afb_service_call for api/alsacore/subctl returns
+STATIC void audioLogicSetVolCB(void *handle, int iserror, struct json_object *result) {
+ struct afb_req request = afb_req_unstore(handle);
+
+ if (!cbCheckResponse(request, iserror, result)) goto OnExit;
+OnExit:
+ return;
+}
PUBLIC void audioLogicSetVol(struct afb_req request) {
struct json_object *queryurl;
-
+ int volume=0; // FULUP TBD !!!!!!!!!!!!
+
// keep request for callback to respond
struct afb_req *handle = afb_req_store(request);
-
+
// get client context
AudioLogicCtxT *ctx = afb_req_context_get(request);
-
+
const char *vol = afb_req_value(request, "vol");
if (vol == NULL) {
- afb_req_fail_f (request, "argument-missing", "vol=+-%[0,100] missing");
+ afb_req_fail_f(request, "argument-missing", "vol=+-%[0,100] missing");
goto OnExit;
}
-
+
switch (vol[0]) {
case '+':
break;
@@ -76,99 +64,105 @@ PUBLIC void audioLogicSetVol(struct afb_req request) {
break;
case '%':
break;
-
+
default:
- afb_req_fail_f (request, "value-invalid", "volume should be (+-%[0-100]xxx) vol=%s", vol);
- goto OnExit;
+ afb_req_fail_f(request, "value-invalid", "volume should be (+-%[0-100]xxx) vol=%s", vol);
+ goto OnExit;
}
-
+
if (!ctx->halapi) {
afb_req_fail_f(request, "context-invalid", "No valid halapi in client context");
goto OnExit;
}
-
- // ********** Caluler le volume en % de manière intelligente
-
- queryurl=json_object_new_object();
- json_object_object_add(ctx->queryurl, "pcm",json_object_new_int(Master_Playback_Volume));
- json_object_object_add(ctx->queryurl, "value",json_object_new_int(volume));
-
+
+ // ********** Caluler le volume en % de manière intelligente
+ queryurl = json_object_new_object();
+ json_object_object_add(ctx->queryurl, "pcm", json_object_new_int(Master_Playback_Volume));
+ json_object_object_add(ctx->queryurl, "value", json_object_new_int(volume));
+
// subcontract HAL API to process volume
afb_service_call(srvitf, ctx->halapi, "volume", queryurl, audioLogicSetVolCB, handle);
-
+
// final success/failure messages handle from callback
- OnExit:
- return;
+OnExit:
+ return;
}
// This callback is fired when afb_service_call for api/alsacore/subctl returns
-STATIC void alsaSubcribeCB (void *handle, int iserror, struct json_object *result) {
+
+STATIC void alsaSubcribeCB(void *handle, int iserror, struct json_object *result) {
struct afb_req request = afb_req_unstore(handle);
- if (!cbCheckResponse (request, iserror, result)) goto OnExit
-
- OnExit:
+ if (!cbCheckResponse(request, iserror, result)) goto OnExit;
+
+OnExit:
return;
}
// Create and subscribe to alsacore ctl events
PUBLIC void audioLogicMonitor(struct afb_req request) {
-
- // keep request for callback to respond
- struct afb_req *handle = afb_req_store(request);
-
+
+
// get client context
AudioLogicCtxT *ctx = afb_req_context_get(request);
-
+ if (!ctx) {
+ afb_req_fail_f(request, "ctx-notfound", "No Client Context HAL/getcontrol devid=[%] name=[%s]", ctx->devid, ctx->shortname);
+ goto OnExit;
+ }
+
// push request to low level binding
- NOTICE (afbIface, "audioLogicMonitor ctx->devid=%s [ctx->queryurl=%s]", ctx->devid, json_object_to_json_string(ctx->queryurl));
-
+ NOTICE(afbIface, "audioLogicMonitor ctx->devid=%s [ctx->queryurl=%s]", ctx->devid, json_object_to_json_string(ctx->queryurl));
+
if (ctx->queryurl) {
- json_object_get (ctx->queryurl); // Make sure usage count does not fall to zero
+ json_object_get(ctx->queryurl); // Make sure usage count does not fall to zero
+ struct afb_req *handle = afb_req_store(request);
afb_service_call(srvitf, "alsacore", "subscribe", ctx->queryurl, alsaSubcribeCB, handle);
}
-
- else afb_req_fail_f(request, "context-invalid", "No valid queryurl in client context");
+ else afb_req_fail_f(request, "context-invalid", "No valid queryurl in client context");
- // success/failure messages return from callback
+ // success/failure messages return from callback
+OnExit:
+ return;
}
// Subscribe to AudioBinding events
-PUBLIC void audioLogicSubscribe (struct afb_req request) {
-
- return;
+
+PUBLIC void audioLogicSubscribe(struct afb_req request) {
+
+ return;
}
// Call when all bindings are loaded and ready to accept request
PUBLIC void audioLogicGetVol(struct afb_req request) {
-
+
// Should call here Hardware Alsa Abstraction Layer for corresponding Sound Card
- afb_req_success (request, NULL, NULL);
+ afb_req_success(request, NULL, NULL);
return;
-
+
}
// This callback is fired when afb_service_call for api/alsacore/subctl returns
-STATIC void audioLogicOpenCB2 (void *handle, int iserror, struct json_object *result) {
+
+STATIC void audioLogicOpenCB2(void *handle, int iserror, struct json_object *result) {
struct json_object *response;
-
+
// Make sure we got a response from API
struct afb_req request = afb_req_unstore(handle);
- if (!cbCheckResponse (request, iserror, result)) goto OnExit
+ if (!cbCheckResponse(request, iserror, result)) goto OnExit;
+
+ // get client context
+ AudioLogicCtxT *ctx = afb_req_context_get(request);
+ if (!ctx) {
+ afb_req_fail_f(request, "ctx-notfound", "No Client Context HAL/getcontrol devid=[%] name=[%s]", ctx->devid, ctx->shortname);
+ goto OnExit;
+ }
// Get response from object
json_object_object_get_ex(result, "response", &response);
if (!response) {
afb_req_fail_f(request, "response-notfound", "No Controls return from HAL/getcontrol devid=[%] name=[%s]", ctx->devid, ctx->shortname);
- goto OnExit;
- }
-
- // get client context
- AudioLogicCtxT *ctx = afb_req_context_get(request);
- if (!ctx) {
- afb_req_fail_f(request, "ctx-notfound", "No Client Context HAL/getcontrol devid=[%] name=[%s]", ctx->devid, ctx->shortname);
- goto OnExit;
+ goto OnExit;
}
// extract sounds controls information from received Object
@@ -176,97 +170,97 @@ STATIC void audioLogicOpenCB2 (void *handle, int iserror, struct json_object *re
json_object_object_get_ex(response, "ctls", &ctls);
if (!ctls) {
afb_req_fail_f(request, "ctls-notfound", "No Controls return from HAL/getcontrol devid=[%] name=[%s]", ctx->devid, ctx->shortname);
- goto OnExit;
+ goto OnExit;
}
-
+
// make sure return controls have a valid type
- if (json_object_get_type (ctls) != json_type_array ) {
+ if (json_object_get_type(ctls) != json_type_array) {
afb_req_fail_f(request, "ctls-notarray", "Invalid Controls return from HAL/getcontrol devid=[%] name=[%s]", ctx->devid, ctx->shortname);
- goto OnExit;
+ goto OnExit;
}
-
+
// loop on array and store values into client context
- for (int idx=0; idx < json_object_array_length (ctls), idx++) {
+ for (int idx = 0; idx < json_object_array_length(ctls); idx++) {
struct json_object *ctl;
- halControlEnumT control;
+ halCtlsEnumT control;
int value;
-
+
ctl = json_object_array_get_idx(ctls, idx);
- if (json_object_array_length(ctl != 2)) {
+ if (json_object_array_length(ctl) != 2) {
afb_req_fail_f(request, "ctl-invalid", "Invalid Control return from HAL/getcontrol devid=[%] name=[%s] ctl=%s"
- , ctx->devid, ctx->shortname, json_object_get_string(ctl));
- goto OnExit;
+ , ctx->devid, ctx->shortname, json_object_get_string(ctl));
+ goto OnExit;
}
-
+
// As HAL and Business logic use the same AlsaMixerHal.h direct conversion is not an issue
- control = (halControlEnumT)json_object_get_int(json_object_array_get_idx(ctl,0));
- value = json_object_get_int(json_object_array_get_idx(ctl,0));
-
- switch(control) {
+ control = (halCtlsEnumT) json_object_get_int(json_object_array_get_idx(ctl, 0));
+ value = json_object_get_int(json_object_array_get_idx(ctl, 1));
+
+ switch (control) {
case Master_Playback_Volume:
ctx->volumes.masterPlaybackVolume = value;
break;
-
+
case PCM_Playback_Volume:
- ctx->volumes.pcmPlaybackVolume = value;
+ ctx->volumes.pcmPlaybackVolume = value;
break;
-
+
case PCM_Playback_Switch:
ctx->volumes.pcmPlaybackSwitch = value;
break;
-
+
case Capture_Volume:
ctx->volumes.captureVolume = value;
break;
-
+
default:
- NOTICE (afbIface, "audioLogicOpenCB2 unknown HAL control=[%s]", json_object_get_string(ctl)):
+ NOTICE(afbIface, "audioLogicOpenCB2 unknown HAL control=[%s]", json_object_get_string(ctl));
}
}
-
- OnExit:
+
+OnExit:
afb_req_context_set(request, ctx, free);
return;
}
// This callback is fired when afb_service_call for api/alsacore/subctl returns
-STATIC void audioLogicOpenCB1 (void *handle, int iserror, struct json_object *result) {
+STATIC void audioLogicOpenCB1(void *handle, int iserror, struct json_object *result) {
struct json_object *response, *subobj;
-
+
// Make sure we got a valid API response
struct afb_req request = afb_req_unstore(handle);
- if (!cbCheckResponse (request, iserror, result)) goto OnExit
-
+ if (!cbCheckResponse(request, iserror, result)) goto OnExit;
+
// Get response from object
json_object_object_get_ex(result, "response", &response);
if (!response) {
- afb_req_fail_f(request, "response-notfound", "No Controls return from HAL/getcontrol devid=[%] name=[%s]", ctx->devid, ctx->shortname);
- goto OnExit;
+ afb_req_fail_f(request, "response-notfound", "No Controls return from HAL/getcontrol");
+ goto OnExit;
}
// attach client context to session
- AudioLogicCtxT *ctx = malloc (sizeof(AudioLogicCtxT));
+ AudioLogicCtxT *ctx = malloc(sizeof (AudioLogicCtxT));
// extract information from Json Alsa Object
json_object_object_get_ex(response, "cardid", &subobj);
- if (subobj) ctx->cardid= json_object_get_int(subobj);
+ if (subobj) ctx->cardid = json_object_get_int(subobj);
// store devid as an object for further alsa request
json_object_object_get_ex(response, "devid", &subobj);
- if (subobj) ctx->devid= strdup(json_object_get_string(subobj));
+ if (subobj) ctx->devid = strdup(json_object_get_string(subobj));
json_object_object_get_ex(response, "halapi", &subobj);
- if (subobj) ctx->halapi= strdup(json_object_get_string(subobj));
+ if (subobj) ctx->halapi = strdup(json_object_get_string(subobj));
json_object_object_get_ex(response, "shortname", &subobj);
- if (subobj)ctx->shortname=strdup(json_object_get_string(subobj));
+ if (subobj)ctx->shortname = strdup(json_object_get_string(subobj));
json_object_object_get_ex(response, "longname", &subobj);
- if (subobj)ctx->longname=strdup(json_object_get_string(subobj));
+ if (subobj)ctx->longname = strdup(json_object_get_string(subobj));
// save queryurl with devid only for further ALSA request
- ctx->queryurl=json_object_new_object();
- json_object_object_add(ctx->queryurl, "devid",json_object_new_string(ctx->devid));
+ ctx->queryurl = json_object_new_object();
+ json_object_object_add(ctx->queryurl, "devid", json_object_new_string(ctx->devid));
afb_req_context_set(request, ctx, free);
@@ -274,25 +268,25 @@ STATIC void audioLogicOpenCB1 (void *handle, int iserror, struct json_object *re
if (!ctx->halapi) {
afb_req_fail_f(request, "hal-notfound", "No HAL found devid=[%] name=[%s]", ctx->devid, ctx->shortname);
goto OnExit;
- }
-
- struct json_object *queryurl =json_object_new_object();
- struct json_object *ctls =json_object_new_object();
+ }
+
+ struct json_object *queryurl = json_object_new_object();
+ struct json_object *ctls = json_object_new_array();
// add sound controls we want to keep track of into client session context
- json_object_object_add(ctls, json_object_new_int((int)Master_Playback_Volume));
- json_object_object_add(ctls, json_object_new_int((int)PCM_Playback_Volume));
- json_object_object_add(ctls, json_object_new_int((int)PCM_Playback_Switch));
- json_object_object_add(ctls, json_object_new_int((int)Capture_Volume));
+ json_object_array_add(ctls, json_object_new_int((int) Master_Playback_Volume));
+ json_object_array_add(ctls, json_object_new_int((int) PCM_Playback_Volume));
+ json_object_array_add(ctls, json_object_new_int((int) PCM_Playback_Switch));
+ json_object_array_add(ctls, json_object_new_int((int) Capture_Volume));
// send request to soundcard HAL binding
- json_object_array_add(queryurl, ctx->queryurl);
- json_object_object_add(queryurl, "ctls",ctls);
+ json_object_object_add(queryurl, "ctls", ctls);
+ handle = afb_req_store(request); // FULUP ???? Needed for 2nd Callback ????
afb_service_call(srvitf, ctx->halapi, "getControl", queryurl, audioLogicOpenCB2, handle);
-
+
afb_req_success(request, response, NULL);
-
- OnExit:
+
+OnExit:
// release original calling request
afb_req_unref(request);
return;
@@ -303,21 +297,20 @@ PUBLIC void audioLogicOpen(struct afb_req request) {
// Delegate query to lower level
struct afb_req *handle = afb_req_store(request);
- if (!handle) afb_req_fail(request, "error", "out of memory");
- else afb_service_call(srvitf, "alsacore", "getCardId", json_object_get(afb_req_json(request)), audioLogicOpenCB1, handle);
+ afb_service_call(srvitf, "alsacore", "getCardId", json_object_get(afb_req_json(request)), audioLogicOpenCB1, handle);
}
// Free client context create from audioLogicOpenCB
-PUBLIC void audioLogicClose (struct afb_req request) {
-
+PUBLIC void audioLogicClose(struct afb_req request) {
+
// retrieve current client context to print debug info
AudioLogicCtxT *ctx = (AudioLogicCtxT*) afb_req_context_get(request);
- DEBUG (afbIface, "audioLogicClose cardid=%d devid=%s shortname=%s longname=%s", ctx->cardid, ctx->devid, ctx->shortname, ctx->longname);
+ DEBUG(afbIface, "audioLogicClose cardid=%d devid=%s shortname=%s longname=%s", ctx->cardid, ctx->devid, ctx->shortname, ctx->longname);
}
// this function is call after all binder are loaded and initialised
-PUBLIC int audioLogicInit (struct afb_service service) {
- srvitf = service;
+PUBLIC int audioLogicInit(struct afb_service service) {
+ srvitf = service;
return 0;
}
diff --git a/AudioLogic/AudioLogicLib.h b/AudioLogic/AudioLogicLib.h
index 10e431d..77b8b7b 100644
--- a/AudioLogic/AudioLogicLib.h
+++ b/AudioLogic/AudioLogicLib.h
@@ -15,30 +15,14 @@
* limitations under the License.
*/
+#ifndef AUDIOLOGIC_H
+#define AUDIOLOGIC_H
-// few coding convention
-typedef int BOOL;
-#ifndef PUBLIC
- #define PUBLIC
-#endif
-#ifndef FALSE
- #define FALSE 0
-#endif
-#ifndef TRUE
- #define TRUE 1
-#endif
-#define STATIC static
-
-#ifndef AUDIOLIBMAPPING_H
-#define AUDIOLIBMAPPING_H
-
+#include "AudioCommonLib.h"
#include <json-c/json.h>
#include <afb/afb-binding.h>
#include <afb/afb-service-itf.h>
-#include "AlsaHalCtls.h" // Alsa Hardware Abstraction Layer Controls
-
-
// import from AlsaAfbBinding
extern const struct afb_binding_interface *afbIface;
@@ -69,5 +53,5 @@ PUBLIC void audioLogicClose(struct afb_req request);
PUBLIC void audioLogicSubscribe(struct afb_req request);
PUBLIC int audioLogicInit (struct afb_service service);
-#endif /* AUDIOLIBMAPPING_H */
+#endif /* AUDIOLOGIC_H */