include/lttng/lttng-error.h

   1 /*
   2  * lttng-error.h
   3  *
   4  * Linux Trace Toolkit Control Library Error Header File
   5  *
   6  * The following values are all the possible errors the lttng command line
   7  * client can quit with.
   8  *
   9  * Copyright (C) 2012 - David Goulet <dgoulet@efficios.com>
  10  *
  11  * This library is free software; you can redistribute it and/or modify it
  12  * under the terms of the GNU Lesser General Public License, version 2.1 only,
  13  * as published by the Free Software Foundation.
  14  *
  15  * This library is distributed in the hope that it will be useful, but WITHOUT
  16  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  17  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
  18  * for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * along with this library; if not, write to the Free Software Foundation,
  22  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  23  */
  24
  25 #ifndef LTTNG_ERROR_H
  26 #define LTTNG_ERROR_H
  27
  28 #ifdef __cplusplus
  29 extern "C" {
  30 #endif
  31
  32 enum lttng_error_code {
  33         LTTNG_OK                         = 10,  /* Ok */
  34         LTTNG_ERR_UNK                    = 11,  /* Unknown Error */
  35         LTTNG_ERR_UND                    = 12,  /* Undefined command */
  36         LTTNG_ERR_SESSION_STARTED        = 13,  /* Session is running */
  37         LTTNG_ERR_UNKNOWN_DOMAIN         = 14,  /* Tracing domain not known */
  38         LTTNG_ERR_NOT_SUPPORTED          = 15,  /* Operation not supported */
  39         LTTNG_ERR_NO_SESSION             = 16,  /* No session found */
  40         LTTNG_ERR_CREATE_DIR_FAIL        = 17,  /* Create directory fail */
  41         LTTNG_ERR_SESSION_FAIL           = 18,  /* Create session fail */
  42         LTTNG_ERR_NO_SESSIOND            = 19,  /* No session daemon available */
  43         LTTNG_ERR_SET_URL                = 20,  /* Error setting URL */
  44         LTTNG_ERR_URL_EXIST              = 21,  /* URL already exists. */
  45         LTTNG_ERR_BUFFER_NOT_SUPPORTED   = 22,  /* Buffer type not supported. */
  46         LTTNG_ERR_SESS_NOT_FOUND         = 23,  /* Session by name not found */
  47         LTTNG_ERR_BUFFER_TYPE_MISMATCH   = 24,  /* Buffer type mismatched. */
  48         LTTNG_ERR_FATAL                  = 25,  /* Fatal error */
  49         LTTNG_ERR_NOMEM                  = 26,  /* Not enough memory. */
  50         LTTNG_ERR_SELECT_SESS            = 27,  /* Must select a session */
  51         LTTNG_ERR_EXIST_SESS             = 28,  /* Session name already exist */
  52         LTTNG_ERR_NO_EVENT               = 29,  /* No event found */
  53         LTTNG_ERR_CONNECT_FAIL           = 30,  /* Unable to connect to unix socket */
  54         LTTNG_ERR_SNAPSHOT_OUTPUT_EXIST  = 31,  /* Snapshot output already exists */
  55         LTTNG_ERR_EPERM                  = 32,  /* Permission denied */
  56         LTTNG_ERR_KERN_NA                = 33,  /* Kernel tracer unavalable */
  57         LTTNG_ERR_KERN_VERSION           = 34,  /* Kernel tracer not compatible */
  58         LTTNG_ERR_KERN_EVENT_EXIST       = 35,  /* Kernel event already exists */
  59         LTTNG_ERR_KERN_SESS_FAIL         = 36,  /* Kernel create session failed */
  60         LTTNG_ERR_KERN_CHAN_EXIST        = 37,  /* Kernel channel already exists */
  61         LTTNG_ERR_KERN_CHAN_FAIL         = 38,  /* Kernel create channel failed */
  62         LTTNG_ERR_KERN_CHAN_NOT_FOUND    = 39,  /* Kernel channel not found */
  63         LTTNG_ERR_KERN_CHAN_DISABLE_FAIL = 40,  /* Kernel disable channel failed */
  64         LTTNG_ERR_KERN_CHAN_ENABLE_FAIL  = 41,  /* Kernel enable channel failed */
  65         LTTNG_ERR_KERN_CONTEXT_FAIL      = 42,  /* Kernel add context failed */
  66         LTTNG_ERR_KERN_ENABLE_FAIL       = 43,  /* Kernel enable event failed */
  67         LTTNG_ERR_KERN_DISABLE_FAIL      = 44,  /* Kernel disable event failed */
  68         LTTNG_ERR_KERN_META_FAIL         = 45,  /* Kernel open metadata failed */
  69         LTTNG_ERR_KERN_START_FAIL        = 46,  /* Kernel start trace failed */
  70         LTTNG_ERR_KERN_STOP_FAIL         = 47,  /* Kernel stop trace failed */
  71         LTTNG_ERR_KERN_CONSUMER_FAIL     = 48,  /* Kernel consumer start failed */
  72         LTTNG_ERR_KERN_STREAM_FAIL       = 49,  /* Kernel create stream failed */
  73         LTTNG_ERR_START_SESSION_ONCE     = 50,  /* Session needs to be started once. */
  74         LTTNG_ERR_SNAPSHOT_FAIL          = 51,  /* Snapshot record failed. */
  75         LTTNG_ERR_NO_STREAM              = 52,  /* Index without stream on relay. */
  76         LTTNG_ERR_KERN_LIST_FAIL         = 53,  /* Kernel listing events failed */
  77         LTTNG_ERR_UST_CALIBRATE_FAIL     = 54,  /* UST calibration failed */
  78         LTTNG_ERR_UST_EVENT_ENABLED      = 55,  /* UST event already enabled. */
  79         LTTNG_ERR_UST_SESS_FAIL          = 56,  /* UST create session failed */
  80         LTTNG_ERR_UST_CHAN_EXIST         = 57,  /* UST channel already exist */
  81         LTTNG_ERR_UST_CHAN_FAIL          = 58,  /* UST create channel failed */
  82         LTTNG_ERR_UST_CHAN_NOT_FOUND     = 59,  /* UST channel not found */
  83         LTTNG_ERR_UST_CHAN_DISABLE_FAIL  = 60,  /* UST disable channel failed */
  84         LTTNG_ERR_UST_CHAN_ENABLE_FAIL   = 61,  /* UST enable channel failed */
  85         LTTNG_ERR_CHAN_EXIST             = 62,  /* Channel already exists. */
  86         LTTNG_ERR_UST_ENABLE_FAIL        = 63,  /* UST enable event failed */
  87         LTTNG_ERR_UST_DISABLE_FAIL       = 64,  /* UST disable event failed */
  88         LTTNG_ERR_UST_META_FAIL          = 65,  /* UST open metadata failed */
  89         LTTNG_ERR_UST_START_FAIL         = 66,  /* UST start trace failed */
  90         LTTNG_ERR_UST_STOP_FAIL          = 67,  /* UST stop trace failed */
  91         LTTNG_ERR_UST_CONSUMER64_FAIL    = 68,  /* 64-bit UST consumer start failed */
  92         LTTNG_ERR_UST_CONSUMER32_FAIL    = 69,  /* 32-bit UST consumer start failed */
  93         LTTNG_ERR_UST_STREAM_FAIL        = 70,  /* UST create stream failed */
  94         LTTNG_ERR_SNAPSHOT_NODATA        = 71,  /* No data in snapshot. */
  95         LTTNG_ERR_NO_CHANNEL             = 72,  /* No channel found in the session. */
  96         LTTNG_ERR_SESSION_INVALID_CHAR   = 73,  /* Invalid characters found in session name. */
  97         LTTNG_ERR_UST_LIST_FAIL          = 74,  /* UST listing events failed */
  98         LTTNG_ERR_UST_EVENT_EXIST        = 75,  /* UST event exist */
  99         LTTNG_ERR_UST_EVENT_NOT_FOUND    = 76,  /* UST event not found */
 100         LTTNG_ERR_UST_CONTEXT_EXIST      = 77,  /* UST context exist */
 101         LTTNG_ERR_UST_CONTEXT_INVAL      = 78,  /* UST context invalid */
 102         LTTNG_ERR_NEED_ROOT_SESSIOND     = 79,  /* root sessiond is needed */
 103         LTTNG_ERR_TRACE_ALREADY_STARTED  = 80,  /* Tracing already started */
 104         LTTNG_ERR_TRACE_ALREADY_STOPPED  = 81,  /* Tracing already stopped */
 105         LTTNG_ERR_KERN_EVENT_ENOSYS      = 82,  /* Kernel event type not supported */
 106         LTTNG_ERR_NEED_CHANNEL_NAME      = 83,  /* Non-default channel exists within session: channel name needs to be specified with '-c name' */
 107         LTTNG_ERR_NO_UST                 = 84,  /* LTTng-UST tracer is not supported. Please rebuild lttng-tools with lttng-ust support enabled. */
 108         LTTNG_ERR_SAVE_FILE_EXIST        = 85,  /* Session file already exists. */
 109         LTTNG_ERR_SAVE_IO_FAIL           = 86,  /* IO error while writing session configuration */
 110         LTTNG_ERR_LOAD_INVALID_CONFIG    = 87,  /* Invalid session configuration */
 111         LTTNG_ERR_LOAD_IO_FAIL           = 88,  /* IO error while reading a session configuration */
 112         LTTNG_ERR_LOAD_SESSION_NOENT     = 89,  /* Session file not found */
 113         LTTNG_ERR_MAX_SIZE_INVALID       = 90,  /* Snapshot max size is invalid. */
 114         LTTNG_ERR_MI_OUTPUT_TYPE         = 91,  /* Invalid MI output format */
 115         LTTNG_ERR_MI_IO_FAIL             = 92,  /* IO error while writing machine interface output */
 116         LTTNG_ERR_MI_NOT_IMPLEMENTED     = 93,  /* Mi feature not implemented */
 117         /* 94 */
 118         /* 95 */
 119         /* 96 */
 120         LTTNG_ERR_INVALID                = 97,  /* Invalid parameter */
 121         LTTNG_ERR_NO_USTCONSUMERD        = 98,  /* No UST consumer detected */
 122         LTTNG_ERR_NO_KERNCONSUMERD       = 99,  /* No Kernel consumer detected */
 123         LTTNG_ERR_EVENT_EXIST_LOGLEVEL   = 100, /* Event enabled with different loglevel */
 124         LTTNG_ERR_URL_DATA_MISS          = 101, /* Missing network data URL */
 125         LTTNG_ERR_URL_CTRL_MISS          = 102, /* Missing network control URL */
 126         LTTNG_ERR_ENABLE_CONSUMER_FAIL   = 103, /* Enabling consumer failed */
 127         LTTNG_ERR_RELAYD_CONNECT_FAIL    = 104, /* lttng-relayd create session failed */
 128         LTTNG_ERR_RELAYD_VERSION_FAIL    = 105, /* lttng-relayd not compatible */
 129         LTTNG_ERR_FILTER_INVAL           = 106, /* Invalid filter bytecode */
 130         LTTNG_ERR_FILTER_NOMEM           = 107, /* Lack of memory for filter bytecode */
 131         LTTNG_ERR_FILTER_EXIST           = 108, /* Filter already exist */
 132         LTTNG_ERR_NO_CONSUMER            = 109, /* No consumer exist for the session */
 133         LTTNG_ERR_EXCLUSION_INVAL        = 110, /* Invalid event exclusion data */
 134         LTTNG_ERR_EXCLUSION_NOMEM        = 111, /* Lack of memory while processing event exclusions */
 135         LTTNG_ERR_INVALID_EVENT_NAME     = 112, /* Invalid event name */
 136         LTTNG_ERR_INVALID_CHANNEL_NAME   = 113, /* Invalid channel name */
 137         LTTNG_ERR_PID_TRACKED            = 114, /* PID already tracked */
 138         LTTNG_ERR_PID_NOT_TRACKED        = 115, /* PID not tracked */
 139         LTTNG_ERR_INVALID_CHANNEL_DOMAIN = 116, /* Invalid channel domain */
 140         LTTNG_ERR_OVERFLOW               = 117, /* Overflow occurred. */
 141         LTTNG_ERR_SESSION_NOT_STARTED    = 118, /* Session not started */
 142         LTTNG_ERR_LIVE_SESSION           = 119, /* Live session unsupported */
 143         LTTNG_ERR_PER_PID_SESSION        = 120, /* Per-PID sessions unsupported */
 144         LTTNG_ERR_KERN_CONTEXT_UNAVAILABLE = 121, /* Context unavailable on this kernel */
 145         LTTNG_ERR_REGEN_STATEDUMP_FAIL   = 122, /* Failed to regenerate the state dump */
 146         LTTNG_ERR_REGEN_STATEDUMP_NOMEM  = 123, /* Failed to regenerate the state dump, not enough memory */
 147         LTTNG_ERR_NOT_SNAPSHOT_SESSION   = 124, /* Session is not in snapshot mode. */
 148         LTTNG_ERR_INVALID_TRIGGER        = 125, /* Invalid trigger provided. */
 149         LTTNG_ERR_TRIGGER_EXISTS         = 126, /* Trigger already registered. */
 150         LTTNG_ERR_TRIGGER_NOT_FOUND      = 127, /* Trigger not found. */
 151         LTTNG_ERR_COMMAND_CANCELLED      = 128, /* Command cancelled. */
 152         LTTNG_ERR_AGENT_TRACING_DISABLED = 139, /* Agent tracing disabled. */
 153
 154         /* MUST be last element */
 155         LTTNG_ERR_NR,                           /* Last element */
 156 };
 157
 158 /*
 159  * Return a human-readable error message for a LTTng error code.
 160  *
 161  * Parameter MUST be a negative value or else you'll get a generic message.
 162  */
 163 extern const char *lttng_strerror(int code);
 164
 165 #ifdef __cplusplus
 166 }
 167 #endif
 168
 169 #endif /* LTTNG_ERROR_H */