54     ssize_t readSz = files_readFromFd(fd, buf, fileMaxSz);  in files_readFileToBufMax()  local
55     if (readSz < 0) {  in files_readFileToBufMax()
60     LOG_D("Read '%zu' bytes from '%s'", readSz, fileName);  in files_readFileToBufMax()
61     return readSz;  in files_readFileToBufMax()
101     size_t readSz = 0;  in files_readFromFd()  local
102     while (readSz < fileSz) {  in files_readFromFd()
103         ssize_t sz = read(fd, &buf[readSz], fileSz - readSz);  in files_readFromFd()
110         readSz += sz;  in files_readFromFd()
112     return (ssize_t)readSz;  in files_readFromFd()
235     ssize_t readSz = files_readFromFd(inFD, inFileBuf, (size_t)inSt.st_size);  in files_copyFile()  local
236     if (readSz < 0) {  in files_copyFile()
244     if (files_writeToFd(outFD, inFileBuf, readSz) == false) {  in files_copyFile()
245         PLOG_W("Couldn't write '%zu' bytes to file '%s' (fd='%d')", (size_t)readSz, destination,  in files_copyFile()