#include "regsub.h"
#include "signame.h"
+/** @brief Path to config file
+ *
+ * set_configfile() sets the deafult if it is null.
+ */
char *configfile;
+/** @brief Config file parser state */
struct config_state {
+ /** @brief Filename */
const char *path;
+ /** @brief Line number */
int line;
+ /** @brief Configuration object under construction */
struct config *config;
};
+/** @brief Current configuration */
struct config *config;
+/** @brief One configuration item */
struct conf {
+ /** @brief Name as it appears in the config file */
const char *name;
+ /** @brief Offset in @ref config structure */
size_t offset;
+ /** @brief Pointer to item type */
const struct conftype *type;
+ /** @brief Pointer to item-specific validation routine */
int (*validate)(const struct config_state *cs,
int nvec, char **vec);
};
+/** @brief Type of a configuration item */
struct conftype {
+ /** @brief Pointer to function to set item */
int (*set)(const struct config_state *cs,
const struct conf *whoami,
int nvec, char **vec);
+ /** @brief Pointer to function to free item */
void (*free)(struct config *c, const struct conf *whoami);
};
+/** @brief Compute the address of an item */
#define ADDRESS(C, TYPE) ((TYPE *)((char *)(C) + whoami->offset))
+/** @brief Return the value of an item */
#define VALUE(C, TYPE) (*ADDRESS(C, TYPE))
static int set_signal(const struct config_state *cs,
}
}
-/* configuration table */
-
+/** @brief Item name and and offset */
#define C(x) #x, offsetof(struct config, x)
+/** @brief Item name and and offset */
#define C2(x,y) #x, offsetof(struct config, y)
+/** @brief All configuration items */
static const struct conf conf[] = {
{ C(alias), &type_string, validate_alias },
{ C(allow), &type_stringlist_accum, validate_allow },
{ C(username), &type_string, validate_any },
};
-/* find a configuration item's definition by key */
+/** @brief Find a configuration item's definition by key */
static const struct conf *find(const char *key) {
int n;
return &conf[n];
}
-/* set a new configuration value */
+/** @brief Set a new configuration value */
static int config_set(const struct config_state *cs,
int nvec, char **vec) {
const struct conf *which;
error(0, "%s:%d: %s", cs->path, cs->line, msg);
}
-/* include a file by name */
+/** @brief Include a file by name */
static int config_include(struct config *c, const char *path) {
FILE *fp;
char *buffer, *inputbuffer, **vec;
return ret;
}
-/* make a new default config */
+/** @brief Make a new default configuration */
static struct config *config_default(void) {
struct config *c = xmalloc(sizeof *c);
const char *logname;
return s;
}
+/** @brief Set the default configuration file */
static void set_configfile(void) {
if(!configfile)
byte_xasprintf(&configfile, "%s/config", pkgconfdir);
}
-/* free the config file */
+/** @brief Free a configuration object */
static void config_free(struct config *c) {
int n;
}
}
+/** @brief Set post-parse defaults */
static void config_postdefaults(struct config *c) {
struct config_state cs;
const struct conf *whoami;
fatal(0, "speaker_backend is network but broadcast is not set");
}
-/* re-read the config file */
+/** @brief (Re-)read the config file */
int config_read() {
struct config *c;
char *privconf;
return 0;
}
+/** @brief Return the path to the private configuration file */
char *config_private(void) {
char *s;
return s;
}
+/** @brief Return the path to user's personal configuration file */
char *config_userconf(const char *home, const struct passwd *pw) {
char *s;
return s;
}
-char *config_usersysconf(const struct passwd *pw ) {
+/** @brief Return the path to user-specific system configuration */
+char *config_usersysconf(const struct passwd *pw) {
char *s;
set_configfile();
* is always pointed to by @config@. Values in @config@ are UTF-8 encoded.
*/
+/** @brief A list of strings */
struct stringlist {
+ /** @brief Number of strings */
int n;
+ /** @brief Array of strings */
char **s;
};
+/** @brief A list of list of strings */
struct stringlistlist {
+ /** @brief Number of string lists */
int n;
+ /** @brief Array of string lists */
struct stringlist *s;
};
+/** @brief A collection of tracks */
struct collection {
+ /** @brief Module that supports this collection */
char *module;
+ /** @brief Filename encoding */
char *encoding;
+ /** @brief Root directory */
char *root;
};
+/** @brief A list of collections */
struct collectionlist {
+ /** @brief Number of collections */
int n;
+ /** @brief Array of collections */
struct collection *s;
};
struct transform *t;
};
+/** @brief System configuration */
struct config {
/* server config */
- struct stringlistlist player; /* players */
- struct stringlistlist allow; /* allowed users */
- struct stringlist scratch; /* scratch tracks */
- long gap; /* gap between tracks */
- long history; /* length of history */
- struct stringlist trust; /* trusted users */
- const char *user; /* user to run as */
- long nice_rescan; /* rescan subprocess niceness */
- struct stringlist plugins; /* plugin path */
- struct stringlist stopword; /* stopwords for track search */
- struct collectionlist collection; /* track collections */
+
+ /** @brief All players */
+ struct stringlistlist player;
+
+ /** @brief Allowed users */
+ struct stringlistlist allow;
+
+ /** @brief Scratch tracks */
+ struct stringlist scratch;
+
+ /** @brief Gap between tracks in seconds */
+ long gap;
+
+ /** @brief Maximum number of recent tracks to record in history */
+ long history;
+
+ /** @brief Trusted users */
+ struct stringlist trust;
+
+ /** @brief User for server to run as */
+ const char *user;
+
+ /** @brief Nice value for rescan subprocess */
+ long nice_rescan;
+
+ /** @brief Paths to search for plugins */
+ struct stringlist plugins;
+
+ /** @brief List of stopwords */
+ struct stringlist stopword;
+
+ /** @brief List of collections */
+ struct collectionlist collection;
+
+ /** @brief Database checkpoint byte limit */
long checkpoint_kbyte;
+
+ /** @brief Databsase checkpoint minimum */
long checkpoint_min;
- char *mixer; /* mixer device file */
- char *channel; /* mixer channel */
- long prefsync; /* preflog sync intreval */
- struct stringlist listen; /* secondary listen address */
- const char *alias; /* alias format */
- int lock; /* server takes a lock */
- long nice_server; /* nice value for server */
- long nice_speaker; /* nice value for speaker */
- const char *speaker_command; /* command for speaker to run */
- ao_sample_format sample_format; /* sample format to enforce */
- long sox_generation; /* sox syntax generation */
- int speaker_backend; /* speaker backend */
-#define BACKEND_ALSA 0
-#define BACKEND_COMMAND 1
-#define BACKEND_NETWORK 2
- /* shared client/server config */
- const char *home; /* home directory for state files */
- /* client config */
- const char *username, *password; /* our own username and password */
- struct stringlist connect; /* connect address */
- /* web config */
- struct stringlist templates; /* template path */
- const char *url; /* canonical URL */
- long refresh; /* maximum refresh period */
+
+ /** @brief Path to mixer device */
+ char *mixer;
+
+ /** @brief Mixer channel to use */
+ char *channel;
+
+ long prefsync; /* preflog sync interval */
+
+ /** @brief Secondary listen address */
+ struct stringlist listen;
+
+ /** @brief Alias format string */
+ const char *alias;
+
+ /** @brief Enable server locking */
+ int lock;
+
+ /** @brief Nice value for server */
+ long nice_server;
+
+ /** @brief Nice value for speaker */
+ long nice_speaker;
+
+ /** @brief Command execute by speaker to play audio */
+ const char *speaker_command;
+
+ /** @brief Target sample format */
+ ao_sample_format sample_format;
+
+ /** @brief Sox syntax generation */
+ long sox_generation;
+
+ /** @brief Speaker backend
+ *
+ * Choices are @ref BACKEND_ALSA, @ref BACKEND_COMMAND or @ref
+ * BACKEND_NETWORK.
+ */
+ int speaker_backend;
+#define BACKEND_ALSA 0 /**< Use ALSA (Linux only) */
+#define BACKEND_COMMAND 1 /**< Execute a command */
+#define BACKEND_NETWORK 2 /**< Transmit RTP */
+
+ /** @brief Home directory for state files */
+ const char *home;
+
+ /** @brief Login username */
+ const char *username;
+
+ /** @brief Login password */
+ const char *password;
+
+ /** @brief Address to connect to */
+ struct stringlist connect;
+
+ /** @brief Directories to search for web templates */
+ struct stringlist templates;
+
+ /** @brief Canonical URL of web interface */
+ const char *url;
+
+ /** @brief Maximum refresh interval for web interface (seconds) */
+ long refresh;
+
+ /** @brief Facilities restricted to trusted users
+ *
+ * A bitmap of @ref RESTRICT_SCRATCH, @ref RESTRICT_REMOVE and @ref
+ * RESTRICT_MOVE.
+ */
unsigned restrictions; /* restrictions */
- long queue_pad; /* how far to pad queue with
- * random tracks */
-#define RESTRICT_SCRATCH 1
-#define RESTRICT_REMOVE 2
-#define RESTRICT_MOVE 4
+#define RESTRICT_SCRATCH 1 /**< Restrict scratching */
+#define RESTRICT_REMOVE 2 /**< Restrict removal */
+#define RESTRICT_MOVE 4 /**< Restrict rearrangement */
+
+ /** @brief Target queue length */
+ long queue_pad;
+
struct namepartlist namepart; /* transformations */
- int signal; /* termination signal */
- const char *device; /* ALSA output device */
+
+ /** @brief Termination signal for subprocesses */
+ int signal;
+
+ /** @brief ALSA output device */
+ const char *device;
struct transformlist transform; /* path name transformations */
struct stringlist broadcast; /* audio broadcast address */