diff options
Diffstat (limited to 'polyp/module-protocol-stub.c')
| -rw-r--r-- | polyp/module-protocol-stub.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/polyp/module-protocol-stub.c b/polyp/module-protocol-stub.c new file mode 100644 index 00000000..3ce18c31 --- /dev/null +++ b/polyp/module-protocol-stub.c @@ -0,0 +1,165 @@ +/* $Id$ */ + +/*** + This file is part of polypaudio. + + polypaudio is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 2 of the License, + or (at your option) any later version. + + polypaudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with polypaudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> +#include <errno.h> +#include <stdio.h> +#include <assert.h> +#include <arpa/inet.h> +#include <unistd.h> + +#include "module.h" +#include "socket-server.h" +#include "socket-util.h" +#include "util.h" +#include "modargs.h" + +#ifdef USE_PROTOCOL_SIMPLE + #include "protocol-simple.h" + #define protocol_new pa_protocol_simple_new + #define protocol_free pa_protocol_simple_free + #define IPV4_PORT 4711 + #define UNIX_SOCKET "/tmp/polypaudio/simple" + #define MODULE_ARGUMENTS "rate", "format", "channels", "sink", "source", "playback", "record", +#else + #ifdef USE_PROTOCOL_CLI + #include "protocol-cli.h" + #define protocol_new pa_protocol_cli_new + #define protocol_free pa_protocol_cli_free + #define IPV4_PORT 4712 + #define UNIX_SOCKET "/tmp/polypaudio/cli" + #define MODULE_ARGUMENTS + #else + #ifdef USE_PROTOCOL_NATIVE + #include "protocol-native.h" + #define protocol_new pa_protocol_native_new + #define protocol_free pa_protocol_native_free + #define IPV4_PORT 4713 + #define UNIX_SOCKET "/tmp/polypaudio/native" + #define MODULE_ARGUMENTS "public", "cookie", + #else + #ifdef USE_PROTOCOL_ESOUND + #include "protocol-esound.h" + #include "esound.h" + #define protocol_new pa_protocol_esound_new + #define protocol_free pa_protocol_esound_free + #define IPV4_PORT ESD_DEFAULT_PORT + #define UNIX_SOCKET ESD_UNIX_SOCKET_NAME + #define MODULE_ARGUMENTS "sink", "source", "public", "cookie", + #else + #error "Broken build system" + #endif + #endif + #endif +#endif + +static const char* const valid_modargs[] = { + MODULE_ARGUMENTS +#ifdef USE_TCP_SOCKETS + "port", + "loopback", +#else + "socket", +#endif + NULL +}; + +static struct pa_socket_server *create_socket_server(struct pa_core *c, struct pa_modargs *ma) { + struct pa_socket_server *s; +#ifdef USE_TCP_SOCKETS + uint32_t loopback = 1, port = IPV4_PORT; + + if (pa_modargs_get_value_u32(ma, "loopback", &loopback) < 0) { + fprintf(stderr, "loopback= expects a numerical argument.\n"); + return NULL; + } + + if (pa_modargs_get_value_u32(ma, "port", &port) < 0) { + fprintf(stderr, "port= expects a numerical argument.\n"); + return NULL; + } + + if (!(s = pa_socket_server_new_ipv4(c->mainloop, loopback ? INADDR_LOOPBACK : INADDR_ANY, port))) + return NULL; +#else + int r; + const char *p; + + p = pa_modargs_get_value(ma, "socket", UNIX_SOCKET); + assert(p); + + if (pa_unix_socket_make_secure_dir(p) < 0) { + fprintf(stderr, "Failed to create secure socket directory.\n"); + return NULL; + } + + if ((r = pa_unix_socket_remove_stale(p)) < 0) { + fprintf(stderr, "Failed to remove stale UNIX socket '%s': %s\n", p, strerror(errno)); + return NULL; + } + + if (r) + fprintf(stderr, "Removed stale UNIX socket '%s'.", p); + + if (!(s = pa_socket_server_new_unix(c->mainloop, p))) + return NULL; + +#endif + return s; +} + +int pa_module_init(struct pa_core *c, struct pa_module*m) { + struct pa_socket_server *s; + struct pa_modargs *ma = NULL; + int ret = -1; + assert(c && m); + + if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { + fprintf(stderr, "Failed to parse module arguments\n"); + goto finish; + } + + if (!(s = create_socket_server(c, ma))) + goto finish; + + if (!(m->userdata = protocol_new(c, s, m, ma))) { + pa_socket_server_free(s); + goto finish; + } + + ret = 0; + +finish: + if (ma) + pa_modargs_free(ma); + + return ret; +} + +void pa_module_done(struct pa_core *c, struct pa_module*m) { + assert(c && m); + + protocol_free(m->userdata); +} |