31     FILE* fp = fopen(realPath, "rb+");  in WriteUpdaterMessage()  local
33     if (fp == nullptr) {  in WriteUpdaterMessage()
38     size_t ret = fwrite(&boot, sizeof(UpdateMessage), 1, fp);  in WriteUpdaterMessage()
41         fclose(fp);  in WriteUpdaterMessage()
44     if (fsync(fileno(fp)) == -1) {  in WriteUpdaterMessage()
48     int res = fclose(fp);  in WriteUpdaterMessage()
63     FILE* fp = fopen(realPath, "rb");  in ReadUpdaterMessage()  local
65     if (fp == nullptr) {  in ReadUpdaterMessage()
71     size_t ret = fread(&tempBoot, sizeof(UpdateMessage), 1, fp);  in ReadUpdaterMessage()
74         fclose(fp);  in ReadUpdaterMessage()
78     int res = fclose(fp);  in ReadUpdaterMessage()
124     FILE *fp = fopen(realPath, "rb+");  in WriteUpdaterParaMisc()  local
126     if (fp == nullptr) {  in WriteUpdaterParaMisc()
131     if (lseek(fileno(fp), MISC_UPDATER_PARA_OFFSET, SEEK_SET) == -1) {  in WriteUpdaterParaMisc()
133         fclose(fp);  in WriteUpdaterParaMisc()
136     size_t ret = fwrite(&para, sizeof(UpdaterPara), 1, fp);  in WriteUpdaterParaMisc()
139         fclose(fp);  in WriteUpdaterParaMisc()
143     if (fsync(fileno(fp)) == -1) {  in WriteUpdaterParaMisc()
147     if (fclose(fp) != 0) {  in WriteUpdaterParaMisc()
166     FILE *fp = fopen(realPath, "rb");  in ReadUpdaterParaMisc()  local
168     if (fp == nullptr) {  in ReadUpdaterParaMisc()
173     if (lseek(fileno(fp), MISC_UPDATER_PARA_OFFSET, SEEK_SET) == -1) {  in ReadUpdaterParaMisc()
175         fclose(fp);  in ReadUpdaterParaMisc()
178     size_t ret = fread(&para, sizeof(UpdaterPara), 1, fp);  in ReadUpdaterParaMisc()
181         fclose(fp);  in ReadUpdaterParaMisc()
185     fclose(fp);  in ReadUpdaterParaMisc()