X-Git-Url: https://git.sesse.net/?p=cubemap;a=blobdiff_plain;f=config.h;h=b5461cceae1f0978cce52d53a82de1b2cca95655;hp=0600083a67b216c37eb6c92af72d853c68871856;hb=6a647d84c4a76fba4f91fcb75ab8185dc7628d67;hpb=aeda7b341454f243ff8a3d742222c24bf75c338d

diff --git a/config.h b/config.h
index 0600083..b5461cc 100644
--- a/config.h
+++ b/config.h
@@ -3,30 +3,73 @@
 
 // Various routines that deal with parsing the configuration file.
 
-#include <map>
-#include <vector>
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#include <stddef.h>
 #include <string>
+#include <vector>
+
+struct StreamConfig {
+	std::string url;  // As seen by the client.
+	std::string hls_url;  // As seen by the client. Can be empty.
+	std::string src;  // Can be empty.
+	size_t backlog_size;
+	size_t prebuffering_bytes;
+	uint32_t pacing_rate;  // In bytes per second. Default is ~0U (no limit).
+	enum Encoding { STREAM_ENCODING_RAW = 0, STREAM_ENCODING_METACUBE };
+	Encoding encoding;
+	Encoding src_encoding;
+	std::string allow_origin;
+
+	// These only matter if hls_url is nonempty.
+	int hls_frag_duration = 6;  // Apple recommendation (“HLS Authoring Specification for Apple Devices”, point 7.5).
+	size_t hls_backlog_margin = 0;
+};
+
+struct UDPStreamConfig {
+	sockaddr_in6 dst;
+	std::string src;  // Can be empty.
+	uint32_t pacing_rate;  // In bytes per second. Default is ~0U (no limit).
+	int ttl;  // Default is -1 (use operating system default).
+	int multicast_iface_index;  // Default is -1 (use operating system default).
+};
 
-struct ConfigLine {
-	std::string keyword;
-	std::vector<std::string> arguments;
-	std::map<std::string, std::string> parameters;
+struct Gen204Config {
+	std::string url;  // As seen by the client.
+	std::string allow_origin;  // Can be empty.
 };
 
-// Parse the configuration file.
-std::vector<ConfigLine> parse_config(const std::string &filename);
+struct AcceptorConfig {
+	sockaddr_in6 addr;
 
-enum ParameterType {
-	PARAMETER_OPTIONAL,
-	PARAMATER_MANDATORY,
+	std::string certificate_chain, private_key;  // In PEM format.
 };
 
-std::string fetch_config_string(const std::vector<ConfigLine> &config, const std::string &keyword,
-                                ParameterType parameter_type, const std::string &default_value = "");
+struct LogConfig {
+	enum { LOG_TYPE_FILE, LOG_TYPE_CONSOLE, LOG_TYPE_SYSLOG } type;
+	std::string filename;
+};
+
+struct Config {
+	bool daemonize;
+	int num_servers;
+	std::vector<StreamConfig> streams;
+	std::vector<UDPStreamConfig> udpstreams;
+	std::vector<Gen204Config> pings;
+	std::vector<AcceptorConfig> acceptors;
+	std::vector<LogConfig> log_destinations;
+
+	std::string stats_file;  // Empty means no stats file.
+	int stats_interval;
+
+	std::string input_stats_file;  // Empty means no input stats file.
+	int input_stats_interval;
+
+	std::string access_log_file;  // Empty means no accses_log file.
+};
 
-// Note: Limits are inclusive.
-int fetch_config_int(const std::vector<ConfigLine> &config, const std::string &keyword,
-                     int min_limit, int max_limit,
-                     ParameterType parameter_type, int default_value = -1);
+// Parse and validate configuration. Returns false on error.
+// <config> is taken to be empty (uninitialized) on entry.
+bool parse_config(const std::string &filename, Config *config);
 
 #endif  // !defined(_CONFIG_H)