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Diffstat (limited to 'filescan-utils.c')
| -rw-r--r-- | filescan-utils.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/filescan-utils.c b/filescan-utils.c new file mode 100644 index 0000000..4a5613f --- /dev/null +++ b/filescan-utils.c @@ -0,0 +1,124 @@ +/* + * 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 (const char* searchPath, CtlScanDirModeT mode, const char *pre, const 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; ; jdx++) { + if (fullname[jdx] == '-' || fullname[jdx] == '.' || fullname[jdx] == '\0') { + fullname[jdx] = '\0'; + return &fullname[start]; + break; + } + } + break; + } + } + return ""; +} + +PUBLIC const char *GetBinderName() { + char psName[17]; + static char *binderName=NULL; + + if (binderName) return binderName; + + binderName= getenv("AFB_BINDER_NAME"); + if (!binderName) { + // retrieve binder name from process name afb-name-trailer + prctl(PR_GET_NAME, psName,NULL,NULL,NULL); + binderName=(char*)GetMidleName(psName); + } + + return binderName; +}
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