diff options
Diffstat (limited to 'Audio-Common')
| -rw-r--r-- | Audio-Common/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | Audio-Common/audio-common.h | 3 | ||||
| -rw-r--r-- | Audio-Common/filescan-utils.c | 121 | ||||
| -rw-r--r-- | Audio-Common/filescan-utils.h | 41 |
4 files changed, 166 insertions, 1 deletions
diff --git a/Audio-Common/CMakeLists.txt b/Audio-Common/CMakeLists.txt index 7544fe6..bd3f344 100644 --- a/Audio-Common/CMakeLists.txt +++ b/Audio-Common/CMakeLists.txt @@ -20,7 +20,7 @@ PROJECT_TARGET_ADD(audio-common) # Define targets - ADD_LIBRARY(${TARGET_NAME} STATIC audio-common.c wrap-json.c) + ADD_LIBRARY(${TARGET_NAME} STATIC audio-common.c wrap-json.c filescan-utils) # Library properties SET_TARGET_PROPERTIES(${TARGET_NAME} PROPERTIES diff --git a/Audio-Common/audio-common.h b/Audio-Common/audio-common.h index e7057d3..0a68eb3 100644 --- a/Audio-Common/audio-common.h +++ b/Audio-Common/audio-common.h @@ -25,6 +25,8 @@ #define AFB_BINDING_VERSION 2 #include <afb/afb-binding.h> #include <json-c/json.h> +#include "filescan-utils.h" +#include "wrap-json.h" // Waiting for official macro from José #define AFB_GET_VERBOSITY afb_get_verbosity_v2() @@ -34,6 +36,7 @@ #endif #define STATIC static + // Soft control have dynamically allocated numid #define CTL_AUTO -1 diff --git a/Audio-Common/filescan-utils.c b/Audio-Common/filescan-utils.c new file mode 100644 index 0000000..9fa121b --- /dev/null +++ b/Audio-Common/filescan-utils.c @@ -0,0 +1,121 @@ +/* + * Copyright (C) 2016 "IoT.bzh" + * Author Fulup Ar Foll <fulup@iot.bzh> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define _GNU_SOURCE +#include <stdio.h> +#include <string.h> +#include <time.h> +#include <sys/prctl.h> +#include <dirent.h> + +#include "audio-common.h" + + + +// List Avaliable Configuration Files +PUBLIC json_object* ScanForConfig (char* searchPath, CtlScanDirModeT mode, char *pre, char *ext) { + json_object *responseJ; + char *dirPath; + char* dirList= strdup(searchPath); + size_t extLen=0; + + void ScanDir (char *searchPath) { + DIR *dirHandle; + struct dirent *dirEnt; + dirHandle = opendir (searchPath); + if (!dirHandle) { + AFB_DEBUG ("CONFIG-SCANNING dir=%s not readable", searchPath); + return; + } + + //AFB_NOTICE ("CONFIG-SCANNING:ctl_listconfig scanning: %s", searchPath); + while ((dirEnt = readdir(dirHandle)) != NULL) { + + // recursively search embedded directories ignoring any directory starting by '.' or '_' + if (dirEnt->d_type == DT_DIR && mode == CTL_SCAN_RECURSIVE) { + char newpath[CONTROL_MAXPATH_LEN]; + if (dirEnt->d_name[0]=='.' || dirEnt->d_name[0]=='_') continue; + + strncpy(newpath, searchPath, sizeof(newpath)); + strncat(newpath, "/", sizeof(newpath)); + strncat(newpath, dirEnt->d_name, sizeof(newpath)); + ScanDir(newpath); + continue; + } + + // Unknown type is accepted to support dump filesystems + if (dirEnt->d_type == DT_REG || dirEnt->d_type == DT_UNKNOWN) { + + // check prefix and extention + size_t extIdx=strlen(dirEnt->d_name)-extLen; + if (extIdx <= 0) continue; + if (pre && !strcasestr (dirEnt->d_name, pre)) continue; + if (ext && strcasecmp (ext, &dirEnt->d_name[extIdx])) continue; + + struct json_object *pathJ = json_object_new_object(); + json_object_object_add(pathJ, "fullpath", json_object_new_string(searchPath)); + json_object_object_add(pathJ, "filename", json_object_new_string(dirEnt->d_name)); + json_object_array_add(responseJ, pathJ); + } + } + closedir(dirHandle); + } + + if (ext) extLen=strlen(ext); + responseJ = json_object_new_array(); + + // loop recursively on dir + for (dirPath= strtok(dirList, ":"); dirPath && *dirPath; dirPath=strtok(NULL,":")) { + ScanDir (dirPath); + } + + free (dirList); + return (responseJ); +} + +PUBLIC const char *GetMidleName(const char*name) { + char *fullname = strdup(name); + + for (int idx = 0; fullname[idx] != '\0'; idx++) { + int start; + if (fullname[idx] == '-') { + start = idx + 1; + for (int jdx = start; fullname[jdx] != '\0'; jdx++) { + if (fullname[jdx] == '-') { + fullname[jdx] = '\0'; + return &fullname[start]; + break; + } + } + break; + } + } + return ""; +} + +PUBLIC const char *GetBinderName() { + char psName[17]; + static char *binderName=NULL; + + if (binderName) return binderName; + + // retrieve binder name from process name afb-name-trailer + prctl(PR_GET_NAME, psName,NULL,NULL,NULL); + binderName=GetMidleName(psName); + + return binderName; +}
\ No newline at end of file diff --git a/Audio-Common/filescan-utils.h b/Audio-Common/filescan-utils.h new file mode 100644 index 0000000..eba504e --- /dev/null +++ b/Audio-Common/filescan-utils.h @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2016 "IoT.bzh" + * Author Fulup Ar Foll <fulup@iot.bzh> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * reference: + * amixer contents; amixer controls; + * http://www.tldp.org/HOWTO/Alsa-sound-6.html + */ + +#ifndef FILESCAN_UTILS_H +#define FILESCAN_UTILS_H + +#ifndef PUBLIC + #define PUBLIC +#endif +#define STATIC static + +// ctl-misc.c +typedef enum { + CTL_SCAN_FLAT=0, + CTL_SCAN_RECURSIVE=1, +} CtlScanDirModeT; + +PUBLIC const char *GetMidleName(const char*name); +PUBLIC const char *GetBinderName(); +PUBLIC json_object* ScanForConfig (char* searchPath, CtlScanDirModeT mode, char *pre, char *ext); + +#endif /* FILESCAN_UTILS_H */ + |