274 lines
9.6 KiB
C++
274 lines
9.6 KiB
C++
#pragma once
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// Defines to print debug messages.
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#ifndef MIST_DEBUG
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#define MIST_DEBUG 1
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#define DLVL_NONE 0 // All debugging disabled.
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#define DLVL_FAIL 1 // Only messages about failed operations.
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#define DLVL_ERROR 2 // Only messages about errors and failed operations.
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#define DLVL_WARN 3 // Warnings, errors, and fail messages.
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#define DLVL_DEVEL 4 // All of the above, plus status messages handy during development.
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#define DLVL_INFO 4 // All of the above, plus status messages handy during development.
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#define DLVL_MEDIUM 5 // Slightly more than just development-level messages.
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#define DLVL_HIGH 6 // Verbose debugging messages.
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#define DLVL_VERYHIGH 7 // Very verbose debugging messages.
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#define DLVL_EXTREME 8 // Everything is reported in extreme detail.
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#define DLVL_INSANE 9 // Everything is reported in insane detail.
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#define DLVL_DONTEVEN 10 // All messages enabled, even pointless ones.
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#define PRETTY_PRINT_TIME "%ud%uh%um%us"
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#define PRETTY_ARG_TIME(t) \
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(int)(t) / 86400, ((int)(t) % 86400) / 3600, ((int)(t) % 3600) / 60, (int)(t) % 60
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#define PRETTY_PRINT_MSTIME "%ud%.2uh%.2um%.2us.%.3u"
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#define PRETTY_ARG_MSTIME(t) PRETTY_ARG_TIME(t / 1000), (int)(t % 1000)
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#if DEBUG > -1
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#define APPIDENT APPNAME "/" PACKAGE_VERSION
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#define __STDC_FORMAT_MACROS 1
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#include <inttypes.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string>
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//Declare as extern so we don't have to include the whole config.h header
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namespace Util{
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extern uint32_t printDebugLevel;
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extern __thread char streamName[256];
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}
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static const char *DBG_LVL_LIST[] ={"NONE", "FAIL", "ERROR", "WARN", "INFO", "MEDIUM",
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"HIGH", "VERYHIGH", "EXTREME", "INSANE", "DONTEVEN"};
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#if !defined(PRIu64)
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#define PRIu64 "llu"
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#endif
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#if !defined(PRIu32)
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#define PRIu32 "lu"
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#endif
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#if !defined(__APPLE__) && !defined(__MACH__) && defined(__GNUC__)
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#include <errno.h>
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#if DEBUG >= DLVL_DEVEL
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#define DEBUG_MSG(lvl, msg, ...) \
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if (Util::printDebugLevel >= lvl){\
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fprintf(stderr, "%s|%s|%d|%s:%d|%s|" msg "\n", DBG_LVL_LIST[lvl], program_invocation_short_name, \
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getpid(), __FILE__, __LINE__, Util::streamName, ##__VA_ARGS__); \
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}
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#else
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#define DEBUG_MSG(lvl, msg, ...) \
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if (Util::printDebugLevel >= lvl){\
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fprintf(stderr, "%s|%s|%d||%s|" msg "\n", DBG_LVL_LIST[lvl], program_invocation_short_name, \
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getpid(), Util::streamName, ##__VA_ARGS__); \
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}
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#endif
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#else
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#if DEBUG >= DLVL_DEVEL
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#define DEBUG_MSG(lvl, msg, ...) \
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if (Util::printDebugLevel >= lvl){\
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fprintf(stderr, "%s|MistProcess|%d|%s:%d|%s|" msg "\n", DBG_LVL_LIST[lvl], getpid(), __FILE__, \
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__LINE__, Util::streamName, ##__VA_ARGS__); \
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}
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#else
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#define DEBUG_MSG(lvl, msg, ...) \
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if (Util::printDebugLevel >= lvl){\
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fprintf(stderr, "%s|MistProcess|%d||%s|" msg "\n", DBG_LVL_LIST[lvl], getpid(), \
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Util::streamName, ##__VA_ARGS__); \
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}
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#endif
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#endif
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#if defined(_WIN32) || defined(__CYGWIN__)
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static inline void show_stackframe(){}
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#else
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#include <execinfo.h>
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static inline void show_stackframe(){
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void *trace[16];
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char **messages = 0;
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int i, trace_size = 0;
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trace_size = backtrace(trace, 16);
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messages = backtrace_symbols(trace, trace_size);
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for (i = 1; i < trace_size; ++i){
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size_t p = 0;
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while (messages[i][p] != '(' && messages[i][p] != ' ' && messages[i][p] != 0){++p;}
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DEBUG_MSG(0, "Backtrace[%d]: %s", i, messages[i] + p);
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}
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}
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#endif
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#else
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#define DEBUG_MSG(lvl, msg, ...) // Debugging disabled.
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static inline void show_stackframe(){}
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#endif
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#define BACKTRACE show_stackframe();
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#define FAIL_MSG(msg, ...) DEBUG_MSG(DLVL_FAIL, msg, ##__VA_ARGS__)
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#define ERROR_MSG(msg, ...) DEBUG_MSG(DLVL_ERROR, msg, ##__VA_ARGS__)
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#define WARN_MSG(msg, ...) DEBUG_MSG(DLVL_WARN, msg, ##__VA_ARGS__)
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#define DEVEL_MSG(msg, ...) DEBUG_MSG(DLVL_DEVEL, msg, ##__VA_ARGS__)
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#define INFO_MSG(msg, ...) DEBUG_MSG(DLVL_DEVEL, msg, ##__VA_ARGS__)
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#define MEDIUM_MSG(msg, ...) DEBUG_MSG(DLVL_MEDIUM, msg, ##__VA_ARGS__)
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#define HIGH_MSG(msg, ...) DEBUG_MSG(DLVL_HIGH, msg, ##__VA_ARGS__)
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#define VERYHIGH_MSG(msg, ...) DEBUG_MSG(DLVL_VERYHIGH, msg, ##__VA_ARGS__)
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#define EXTREME_MSG(msg, ...) DEBUG_MSG(DLVL_EXTREME, msg, ##__VA_ARGS__)
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#define INSANE_MSG(msg, ...) DEBUG_MSG(DLVL_INSANE, msg, ##__VA_ARGS__)
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#define DONTEVEN_MSG(msg, ...) DEBUG_MSG(DLVL_DONTEVEN, msg, ##__VA_ARGS__)
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#endif
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#define DTSH_FRAGMENT_SIZE 13
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#define DTSH_KEY_SIZE 25
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#define DTSH_PART_SIZE 9
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#ifndef SHM_DATASIZE
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#define SHM_DATASIZE 40
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#endif
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#ifndef STATS_DELAY
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#define STATS_DELAY 15
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#endif
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#define STATS_INPUT_DELAY 2
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#ifndef INPUT_TIMEOUT
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#define INPUT_TIMEOUT STATS_DELAY * 2
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#endif
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/// The size used for stream headers for live streams
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#define DEFAULT_STRM_PAGE_SIZE 16 * 1024 * 1024
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/// The size used for stream data pages under Windows, where they cannot be size-detected.
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#define DEFAULT_DATA_PAGE_SIZE SHM_DATASIZE * 1024 * 1024
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/// The size used for server configuration pages.
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#define DEFAULT_CONF_PAGE_SIZE 4 * 1024 * 1024
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/// The data size or duration from where on stream data pages are switched over to the next page.
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/// The flip happens whenever either of these is matched.
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#define FLIP_DATA_PAGE_SIZE 8 * 1024 * 1024
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#define FLIP_TARGET_DURATION 60000
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/// The minimum duration for switching to next page. The flip will never happen before this.
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/// Does not affect live streams.
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#define FLIP_MIN_DURATION 20000
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// New meta
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#define SHM_STREAM_META "MstMeta%s" //%s stream name
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#define SHM_STREAM_META_LEN 8 * 1024 * 1024
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#define SHM_STREAM_META_ITEM 2 * 1024
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#define SHM_STREAM_TM "MstTrak%s@%" PRIu32 "-%zu" //%s stream name
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#define SHM_STREAM_TRACK_ITEM 16 * 1024 * 1024
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#define SHM_STREAM_TRACK_LEN 4 * SHM_STREAM_TRACK_ITEM
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// Default values, these will scale up and down when needed, and are mainly used as starting values.
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#define DEFAULT_TRACK_COUNT 100
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#define DEFAULT_FRAGMENT_COUNT 60
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#define DEFAULT_KEY_COUNT 60
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#define DEFAULT_PART_COUNT 30 * DEFAULT_KEY_COUNT
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#define DEFAULT_PAGE_COUNT 10
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#define DEFAULT_FRAGMENT_DURATION 1900
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// Pages get marked for deletion after X seconds of no one watching
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#define DEFAULT_PAGE_TIMEOUT 15
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/// \TODO These values are hardcoded and that is dangerous and probably a very bad idea. I don't even know if they are currently correct...?! I doubt they are.
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#define META_META_OFFSET 104
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#define META_META_RECORDSIZE 576
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#define META_TRACK_OFFSET 148
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#define META_TRACK_RECORDSIZE 1893
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#define TRACK_TRACK_OFFSET 184
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#define TRACK_TRACK_RECORDSIZE 362 + (1 * 1024 * 1024)
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#define TRACK_FRAGMENT_OFFSET 68
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#define TRACK_FRAGMENT_RECORDSIZE 14
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#define TRACK_KEY_OFFSET 90
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#define TRACK_KEY_RECORDSIZE 42
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#define TRACK_PART_OFFSET 60
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#define TRACK_PART_RECORDSIZE 8
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#define TRACK_PAGE_OFFSET 92
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#define TRACK_PAGE_RECORDSIZE 36
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#define COMMS_STATISTICS "MstStat"
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#define COMMS_STATISTICS_INITSIZE 16 * 1024 * 1024
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#define COMMS_USERS "MstUser%s" //%s stream name
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#define COMMS_USERS_INITSIZE 512 * 1024
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#define COMMS_SESSIONS "MstSession%s"
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#define COMMS_SESSIONS_INITSIZE 8 * 1024 * 1024
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#define SEM_STATISTICS "/MstStat"
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#define SEM_USERS "/MstUser%s" //%s stream name
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#define SHM_TRACK_DATA "MstData%s@%zu_%" PRIu32 //%s stream name, %zu track ID, %PRIu32 page #
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// End new meta
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#define INPUT_USER_INTERVAL 1000
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#define SHM_STREAM_STATE "MstSTATE%s" //%s stream name
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#define SHM_STREAM_CONF "MstSCnf%s" //%s stream name
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#define SHM_STREAM_IPID "MstIPID%s" //%s stream name
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#define SHM_STREAM_PPID "MstPPID%s" //%s stream name
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#define SHM_GLOBAL_CONF "MstGlobalConfig"
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#define STRMSTAT_OFF 0
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#define STRMSTAT_INIT 1
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#define STRMSTAT_BOOT 2
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#define STRMSTAT_WAIT 3
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#define STRMSTAT_READY 4
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#define STRMSTAT_SHUTDOWN 5
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#define STRMSTAT_INVALID 255
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#define SHM_TRIGGER "MstTRGR%s" //%s trigger name
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#define SEM_LIVE "/MstLIVE%s" //%s stream name
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#define SEM_INPUT "/MstInpt%s" //%s stream name
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#define SEM_TRACKLIST "/MstTRKS%s" //%s stream name
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#define SEM_SESSION "MstSess%s"
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#define SEM_SESSCACHE "/MstSessCacheLock"
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#define SESS_TIMEOUT 600 // Session timeout in seconds
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#define SHM_CAPA "MstCapa"
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#define SHM_PROTO "MstProt"
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#define SHM_PROXY "MstProx"
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#define SHM_STATE_LOGS "MstStateLogs"
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#define SHM_STATE_ACCS "MstStateAccs"
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#define SHM_STATE_STREAMS "MstStateStreams"
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#define NAME_BUFFER_SIZE 200 // char buffer size for snprintf'ing shm filenames
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#define SHM_SESSIONS "/MstSess"
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#define SHM_SESSIONS_ITEM 165 // 4 byte crc, 100b streamname, 20b connector, 40b host, 1b sync
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#define SHM_SESSIONS_SIZE 5248000 // 5MiB = almost 32k sessions
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#define SHM_STREAM_ENCRYPT "MstCRYP%s" //%s stream name
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#define SIMUL_TRACKS 40
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#ifndef UDP_API_HOST
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#define UDP_API_HOST "localhost"
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#endif
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#ifndef UDP_API_PORT
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#define UDP_API_PORT 4242
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#endif
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// The amount of milliseconds a simulated live stream is allowed to be "behind".
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// Setting this value to lower than 2 seconds **WILL** cause stuttering in playback due to buffer negotiation.
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#define SIMULATED_LIVE_BUFFER 7000
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/// The time between virtual audio "keyframes"
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#define AUDIO_KEY_INTERVAL 2047
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#define STAT_EX_SIZE 177
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#define PLAY_EX_SIZE 2 + 6 * SIMUL_TRACKS
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#define INVALID_TRACK_ID 0xFFFFFFFFu
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#define INVALID_KEY_NUM 0xFFFFFFFFu
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#define INVALID_RECORD_INDEX 0xFFFFFFFFFFFFFFFFull
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#define NEW_TRACK_ID 0x80000000
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#define QUICK_NEGOTIATE 0xC0000000
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