X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=audioc.c;h=f91f41ffc99e004ff8468000f6579ee045265ff8;hp=aa7184e09070d4742650cc7b72904ab066ebc482;hb=60ef885705932a682097ad2b9f2379282d814e79;hpb=b9ff47c00a184f572037a05f40d9ea62222f514c diff --git a/audioc.c b/audioc.c index aa7184e0..f91f41ff 100644 --- a/audioc.c +++ b/audioc.c @@ -1,11 +1,12 @@ /* - * Copyright (C) 2005-2007 Andre Noll + * Copyright (C) 2005-2010 Andre Noll * * Licensed under the GPL v2. For licencing details see COPYING. */ /** \file audioc.c the client program used to connect to para_audiod */ +#include #include #include @@ -18,10 +19,11 @@ INIT_AUDIOC_ERRLISTS; -/** the gengetopt structure containing command line args */ -struct audioc_args_info conf; +/** The gengetopt structure containing command line args. */ +static struct audioc_args_info conf; -INIT_STDERR_LOGGING(conf.loglevel_arg); +static int loglevel; +INIT_STDERR_LOGGING(loglevel); static char *concat_args(unsigned argc, char * const *argv) { @@ -69,7 +71,7 @@ int main(int argc, char *argv[]) { int ret = -E_AUDIOC_SYNTAX, fd; char *cf, *buf = NULL, *args; - size_t bufsize, loaded = 0; + size_t bufsize; if (audioc_cmdline_parser(argc, argv, &conf)) goto out; @@ -87,69 +89,38 @@ int main(int argc, char *argv[]) exit(EXIT_FAILURE); } } + loglevel = get_loglevel_by_name(conf.loglevel_arg); args = conf.inputs_num? concat_args(conf.inputs_num, conf.inputs) : para_strdup("stat"); - bufsize = conf.bufsize_arg; - buf = para_malloc(bufsize); - if (conf.socket_given) { + if (conf.socket_given) ret = create_remote_socket(conf.socket_arg); - } else { - char *hn = para_hostname(), - *socket_name = make_message("/var/paraslash/audiod_socket.%s", hn); - + else { + char *hn = para_hostname(), *socket_name = make_message( + "/var/paraslash/audiod_socket.%s", hn); ret = create_remote_socket(socket_name); free(hn); free(socket_name); } - if (ret < 0) + if (ret < 0) { + PARA_EMERG_LOG("failed to create remote socket\n"); goto out; + } fd = ret; - ret = send_cred_buffer(fd, args); if (ret < 0) goto out; - for (;;) { - int max_fileno = -1, check_write = 0; - ssize_t len; - fd_set rfd, wfd; - FD_ZERO(&rfd); - FD_ZERO(&wfd); - if (loaded < bufsize) - para_fd_set(fd, &rfd, &max_fileno); - if (loaded > 0) { - para_fd_set(STDOUT_FILENO, &wfd, &max_fileno); - check_write = 1; - } - ret = -E_AUDIOC_OVERRUN; - if (max_fileno < 0) - goto out; - ret = para_select(max_fileno + 1, &rfd, &wfd, NULL); - if (ret < 0) - goto out; - if (loaded < bufsize && FD_ISSET(fd, &rfd)) { - len = recv_bin_buffer(fd, buf + loaded, - bufsize - loaded); - if (len <= 0) { - ret = len < 0? -E_AUDIOC_READ : 0; - goto out; - } - loaded += len; - } - if (check_write && FD_ISSET(STDOUT_FILENO, &wfd)) { - ret = write(STDOUT_FILENO, buf, loaded); - if (ret < 0) { - ret = -E_AUDIOC_WRITE; - goto out; - } - loaded -= ret; - } - } + bufsize = conf.bufsize_arg; + buf = para_malloc(bufsize); + do { + size_t n = ret = recv_bin_buffer(fd, buf, bufsize); + if (ret <= 0) + break; + ret = write_all(STDOUT_FILENO, buf, &n); + } while (ret >= 0); out: - if (!ret && loaded && buf) - ret = write(STDOUT_FILENO, buf, loaded); if (ret < 0) - PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret)); + PARA_ERROR_LOG("%s\n", para_strerror(-ret)); return ret < 0? EXIT_FAILURE : EXIT_SUCCESS; }