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api.c
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/*
* Copyright 2016 Miguel Padilla
* Copyright 2011-2015 Andrew Smith
* Copyright 2011-2015 Con Kolivas
*
* This program 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 3 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#define _MEMORY_DEBUG_MASTER 1
#include "config.h"
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <unistd.h>
#include <limits.h>
#include <sys/types.h>
#include "compat.h"
#include "miner.h"
#include "util.h"
#include "klist.h"
#if defined(USE_BITMAIN)
#define HAVE_AN_ASIC 1
#endif
// BUFSIZ varies on Windows and Linux
#define TMPBUFSIZ 8192
// Number of requests to queue - normally would be small
// However lots of PGA's may mean more
#define QUEUE 100
#if defined(__APPLE__) || defined(__FreeBSD__)
#define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP
#define IPV6_DROP_MEMBERSHIP IPV6_LEAVE_GROUP
#endif
static const char *UNAVAILABLE = " - API will not be available";
static const char *MUNAVAILABLE = " - API multicast listener will not be available";
static const char *BLANK = "";
static const char *COMMA = ",";
#define COMSTR ","
static const char SEPARATOR = '|';
#define SEPSTR "|"
#define CMDJOIN '+'
#define JOIN_CMD "CMD="
#define BETWEEN_JOIN SEPSTR
static const char *APIVERSION = "3.7";
static const char *DEAD = "Dead";
static const char *SICK = "Sick";
static const char *NOSTART = "NoStart";
static const char *INIT = "Initialising";
static const char *DISABLED = "Disabled";
static const char *ALIVE = "Alive";
static const char *REJECTING = "Rejecting";
static const char *UNKNOWN = "Unknown";
static __maybe_unused const char *NONE = "None";
static const char *YES = "Y";
static const char *NO = "N";
static const char *NULLSTR = "(null)";
static const char *TRUESTR = "true";
static const char *FALSESTR = "false";
static const char *SHA256STR = "sha256";
static const char *DEVICECODE = "BTM ";
static const char *OSINFO =
#if defined(__linux)
"Linux";
#else
#if defined(unix)
"Unix";
#else
"Unknown";
#endif
#endif
#define _DEVS "DEVS"
#define _POOLS "POOLS"
#define _SUMMARY "SUMMARY"
#define _STATUS "STATUS"
#define _VERSION "VERSION"
#define _MINECONFIG "CONFIG"
#ifdef HAVE_AN_ASIC
#define _ASC "ASC"
#endif
#define _PGAS "PGAS"
#define _ASCS "ASCS"
#define _NOTIFY "NOTIFY"
#define _DEVDETAILS "DEVDETAILS"
#define _BYE "BYE"
#define _RESTART "RESTART"
#define _MINESTATS "STATS"
#define _CHECK "CHECK"
#define _MINECOIN "COIN"
#define _DEBUGSET "DEBUG"
#define _SETCONFIG "SETCONFIG"
#define _USBSTATS "USBSTATS"
#define _LCD "LCD"
static const char ISJSON = '{';
#define JSON0 "{"
#define JSON1 "\""
#define JSON2 "\":["
#define JSON3 "]"
#define JSON4 ",\"id\":1"
// If anyone cares, id=0 for truncated output
#define JSON4_TRUNCATED ",\"id\":0"
#define JSON5 "}"
#define JSON6 "\":"
#define JSON_START JSON0
#define JSON_DEVS JSON1 _DEVS JSON2
#define JSON_POOLS JSON1 _POOLS JSON2
#define JSON_SUMMARY JSON1 _SUMMARY JSON2
#define JSON_STATUS JSON1 _STATUS JSON2
#define JSON_VERSION JSON1 _VERSION JSON2
#define JSON_MINECONFIG JSON1 _MINECONFIG JSON2
#define JSON_ACTION JSON0 JSON1 _STATUS JSON6
#ifdef HAVE_AN_ASIC
#define JSON_ASC JSON1 _ASC JSON2
#endif
#define JSON_PGAS JSON1 _PGAS JSON2
#define JSON_ASCS JSON1 _ASCS JSON2
#define JSON_NOTIFY JSON1 _NOTIFY JSON2
#define JSON_DEVDETAILS JSON1 _DEVDETAILS JSON2
#define JSON_BYE JSON1 _BYE JSON1
#define JSON_RESTART JSON1 _RESTART JSON1
#define JSON_CLOSE JSON3
#define JSON_MINESTATS JSON1 _MINESTATS JSON2
#define JSON_CHECK JSON1 _CHECK JSON2
#define JSON_MINECOIN JSON1 _MINECOIN JSON2
#define JSON_DEBUGSET JSON1 _DEBUGSET JSON2
#define JSON_SETCONFIG JSON1 _SETCONFIG JSON2
#define JSON_USBSTATS JSON1 _USBSTATS JSON2
#define JSON_LCD JSON1 _LCD JSON2
#define JSON_END JSON4 JSON5
#define JSON_END_TRUNCATED JSON4_TRUNCATED JSON5
#define JSON_BETWEEN_JOIN ","
static const char *JSON_COMMAND = "command";
static const char *JSON_PARAMETER = "parameter";
#define MSG_POOL 7
#define MSG_NOPOOL 8
#define MSG_DEVS 9
#define MSG_NODEVS 10
#define MSG_SUMM 11
#define MSG_INVCMD 14
#define MSG_MISID 15
#define MSG_VERSION 22
#define MSG_INVJSON 23
#define MSG_MISCMD 24
#define MSG_MISPID 25
#define MSG_INVPID 26
#define MSG_SWITCHP 27
#define MSG_MISVAL 28
#define MSG_NOADL 29
#define MSG_INVINT 31
#define MSG_MINECONFIG 33
#define MSG_MISFN 42
#define MSG_BADFN 43
#define MSG_SAVED 44
#define MSG_ACCDENY 45
#define MSG_ACCOK 46
#define MSG_ENAPOOL 47
#define MSG_DISPOOL 48
#define MSG_ALRENAP 49
#define MSG_ALRDISP 50
#define MSG_DISLASTP 51
#define MSG_MISPDP 52
#define MSG_INVPDP 53
#define MSG_TOOMANYP 54
#define MSG_ADDPOOL 55
#define MSG_NUMPGA 59
#define MSG_NOTIFY 60
#define MSG_REMLASTP 66
#define MSG_ACTPOOL 67
#define MSG_REMPOOL 68
#define MSG_DEVDETAILS 69
#define MSG_MINESTATS 70
#define MSG_MISCHK 71
#define MSG_CHECK 72
#define MSG_POOLPRIO 73
#define MSG_DUPPID 74
#define MSG_MISBOOL 75
#define MSG_INVBOOL 76
#define MSG_FOO 77
#define MSG_MINECOIN 78
#define MSG_DEBUGSET 79
#define MSG_PGAIDENT 80
#define MSG_PGANOID 81
#define MSG_SETCONFIG 82
#define MSG_UNKCON 83
#define MSG_INVNUM 84
#define MSG_CONPAR 85
#define MSG_CONVAL 86
#define MSG_USBSTA 87
#define MSG_NOUSTA 88
#define MSG_ZERMIS 94
#define MSG_ZERINV 95
#define MSG_ZERSUM 96
#define MSG_ZERNOSUM 97
#define MSG_PGAUSBNODEV 98
#define MSG_INVHPLG 99
#define MSG_HOTPLUG 100
#define MSG_DISHPLG 101
#define MSG_NOHPLG 102
#define MSG_MISHPLG 103
#define MSG_NUMASC 104
#ifdef HAVE_AN_ASIC
#define MSG_ASCNON 105
#define MSG_ASCDEV 106
#define MSG_INVASC 107
#define MSG_ASCLRENA 108
#define MSG_ASCLRDIS 109
#define MSG_ASCENA 110
#define MSG_ASCDIS 111
#define MSG_ASCUNW 112
#define MSG_ASCIDENT 113
#define MSG_ASCNOID 114
#endif
#define MSG_ASCUSBNODEV 115
#ifdef HAVE_AN_ASIC
#define MSG_MISASCOPT 116
#define MSG_ASCNOSET 117
#define MSG_ASCHELP 118
#define MSG_ASCSETOK 119
#define MSG_ASCSETERR 120
#endif
#define MSG_INVNEG 121
#define MSG_SETQUOTA 122
#define MSG_LOCKOK 123
#define MSG_LOCKDIS 124
#define MSG_LCD 125
#define MSG_DEPRECATED 126
enum code_severity
{
SEVERITY_ERR,
SEVERITY_WARN,
SEVERITY_INFO,
SEVERITY_SUCC,
SEVERITY_FAIL
};
enum code_parameters
{
PARAM_PGA,
PARAM_ASC,
PARAM_PID,
PARAM_PGAMAX,
PARAM_ASCMAX,
PARAM_PMAX,
PARAM_POOLMAX,
// Single generic case: have the code resolve it - see below
PARAM_DMAX,
PARAM_CMD,
PARAM_POOL,
PARAM_STR,
PARAM_BOTH,
PARAM_BOOL,
PARAM_SET,
PARAM_INT,
PARAM_NONE
};
struct CODES
{
const enum code_severity severity;
const int code;
const enum code_parameters params;
const char *description;
}
codes[] = {
{ SEVERITY_SUCC, MSG_POOL, PARAM_PMAX, "%d Pool(s)" },
{ SEVERITY_ERR, MSG_NOPOOL, PARAM_NONE, "No pools" },
{ SEVERITY_SUCC, MSG_DEVS, PARAM_DMAX,
#ifdef HAVE_AN_ASIC
"%d ASC(s)"
#endif
#if defined(HAVE_AN_ASIC) && defined(HAVE_AN_FPGA)
" - "
#endif
},
{ SEVERITY_ERR, MSG_NODEVS, PARAM_NONE, "No "
#ifdef HAVE_AN_ASIC
"ASCs"
#endif
#if defined(HAVE_AN_ASIC)
"/"
#endif
},
{ SEVERITY_SUCC, MSG_SUMM, PARAM_NONE, "Summary" },
{ SEVERITY_ERR, MSG_INVCMD, PARAM_NONE, "Invalid command" },
{ SEVERITY_ERR, MSG_MISID, PARAM_NONE, "Missing device id parameter" },
{ SEVERITY_SUCC, MSG_NUMPGA, PARAM_NONE, "PGA count" },
{ SEVERITY_SUCC, MSG_NUMASC, PARAM_NONE, "ASC count" },
{ SEVERITY_SUCC, MSG_VERSION, PARAM_NONE, "CGminer versions" },
{ SEVERITY_ERR, MSG_INVJSON, PARAM_NONE, "Invalid JSON" },
{ SEVERITY_ERR, MSG_MISCMD, PARAM_CMD, "Missing JSON '%s'" },
{ SEVERITY_ERR, MSG_MISPID, PARAM_NONE, "Missing pool id parameter" },
{ SEVERITY_ERR, MSG_INVPID, PARAM_POOLMAX, "Invalid pool id %d - range is 0 - %d" },
{ SEVERITY_SUCC, MSG_SWITCHP, PARAM_POOL, "Switching to pool %d:'%s'" },
{ SEVERITY_SUCC, MSG_MINECONFIG, PARAM_NONE, "CGminer config" },
{ SEVERITY_ERR, MSG_MISFN, PARAM_NONE, "Missing save filename parameter" },
{ SEVERITY_ERR, MSG_BADFN, PARAM_STR, "Can't open or create save file '%s'" },
{ SEVERITY_SUCC, MSG_SAVED, PARAM_STR, "Configuration saved to file '%s'" },
{ SEVERITY_ERR, MSG_ACCDENY, PARAM_STR, "Access denied to '%s' command" },
{ SEVERITY_SUCC, MSG_ACCOK, PARAM_NONE, "Privileged access OK" },
{ SEVERITY_SUCC, MSG_ENAPOOL, PARAM_POOL, "Enabling pool %d:'%s'" },
{ SEVERITY_SUCC, MSG_POOLPRIO, PARAM_NONE, "Changed pool priorities" },
{ SEVERITY_ERR, MSG_DUPPID, PARAM_PID, "Duplicate pool specified %d" },
{ SEVERITY_SUCC, MSG_DISPOOL, PARAM_POOL, "Disabling pool %d:'%s'" },
{ SEVERITY_INFO, MSG_ALRENAP, PARAM_POOL, "Pool %d:'%s' already enabled" },
{ SEVERITY_INFO, MSG_ALRDISP, PARAM_POOL, "Pool %d:'%s' already disabled" },
{ SEVERITY_ERR, MSG_DISLASTP, PARAM_POOL, "Cannot disable last active pool %d:'%s'" },
{ SEVERITY_ERR, MSG_MISPDP, PARAM_NONE, "Missing addpool details" },
{ SEVERITY_ERR, MSG_INVPDP, PARAM_STR, "Invalid addpool details '%s'" },
{ SEVERITY_ERR, MSG_TOOMANYP, PARAM_NONE, "Reached maximum number of pools (%d)" },
{ SEVERITY_SUCC, MSG_ADDPOOL, PARAM_POOL, "Added pool %d: '%s'" },
{ SEVERITY_ERR, MSG_REMLASTP, PARAM_POOL, "Cannot remove last pool %d:'%s'" },
{ SEVERITY_ERR, MSG_ACTPOOL, PARAM_POOL, "Cannot remove active pool %d:'%s'" },
{ SEVERITY_SUCC, MSG_REMPOOL, PARAM_BOTH, "Removed pool %d:'%s'" },
{ SEVERITY_SUCC, MSG_NOTIFY, PARAM_NONE, "Notify" },
{ SEVERITY_SUCC, MSG_DEVDETAILS, PARAM_NONE, "Device Details" },
{ SEVERITY_SUCC, MSG_MINESTATS, PARAM_NONE, "CGminer stats" },
{ SEVERITY_ERR, MSG_MISCHK, PARAM_NONE, "Missing check cmd" },
{ SEVERITY_SUCC, MSG_CHECK, PARAM_NONE, "Check command" },
{ SEVERITY_ERR, MSG_MISBOOL, PARAM_NONE, "Missing parameter: true/false" },
{ SEVERITY_ERR, MSG_INVBOOL, PARAM_NONE, "Invalid parameter should be true or false" },
{ SEVERITY_SUCC, MSG_FOO, PARAM_BOOL, "Failover-Only set to %s" },
{ SEVERITY_SUCC, MSG_MINECOIN, PARAM_NONE, "CGMiner coin" },
{ SEVERITY_SUCC, MSG_DEBUGSET, PARAM_NONE, "Debug settings" },
{ SEVERITY_SUCC, MSG_SETCONFIG, PARAM_SET, "Set config '%s' to %d" },
{ SEVERITY_ERR, MSG_UNKCON, PARAM_STR, "Unknown config '%s'" },
{ SEVERITY_ERR, MSG_DEPRECATED, PARAM_STR, "Deprecated config option '%s'" },
{ SEVERITY_ERR, MSG_INVNUM, PARAM_BOTH, "Invalid number (%d) for '%s' range is 0-9999" },
{ SEVERITY_ERR, MSG_INVNEG, PARAM_BOTH, "Invalid negative number (%d) for '%s'" },
{ SEVERITY_SUCC, MSG_SETQUOTA, PARAM_SET, "Set pool '%s' to quota %d'" },
{ SEVERITY_ERR, MSG_CONPAR, PARAM_NONE, "Missing config parameters 'name,N'" },
{ SEVERITY_ERR, MSG_CONVAL, PARAM_STR, "Missing config value N for '%s,N'" },
{ SEVERITY_SUCC, MSG_USBSTA, PARAM_NONE, "USB Statistics" },
{ SEVERITY_INFO, MSG_NOUSTA, PARAM_NONE, "No USB Statistics" },
{ SEVERITY_ERR, MSG_ZERMIS, PARAM_NONE, "Missing zero parameters" },
{ SEVERITY_ERR, MSG_ZERINV, PARAM_STR, "Invalid zero parameter '%s'" },
{ SEVERITY_SUCC, MSG_ZERSUM, PARAM_STR, "Zeroed %s stats with summary" },
{ SEVERITY_SUCC, MSG_ZERNOSUM, PARAM_STR, "Zeroed %s stats without summary" },
#ifdef USE_USBUTILS
{ SEVERITY_ERR, MSG_PGAUSBNODEV, PARAM_PGA, "PGA%d has no device" },
{ SEVERITY_ERR, MSG_ASCUSBNODEV, PARAM_PGA, "ASC%d has no device" },
#endif
{ SEVERITY_ERR, MSG_INVHPLG, PARAM_STR, "Invalid value for hotplug (%s) must be 0..9999" },
{ SEVERITY_SUCC, MSG_HOTPLUG, PARAM_INT, "Hotplug check set to %ds" },
{ SEVERITY_SUCC, MSG_DISHPLG, PARAM_NONE, "Hotplug disabled" },
{ SEVERITY_WARN, MSG_NOHPLG, PARAM_NONE, "Hotplug is not available" },
{ SEVERITY_ERR, MSG_MISHPLG, PARAM_NONE, "Missing hotplug parameter" },
#ifdef HAVE_AN_ASIC
{ SEVERITY_ERR, MSG_ASCNON, PARAM_NONE, "No ASCs" },
{ SEVERITY_SUCC, MSG_ASCDEV, PARAM_ASC, "ASC%d" },
{ SEVERITY_ERR, MSG_INVASC, PARAM_ASCMAX, "Invalid ASC id %d - range is 0 - %d" },
{ SEVERITY_INFO, MSG_ASCLRENA,PARAM_ASC, "ASC %d already enabled" },
{ SEVERITY_INFO, MSG_ASCLRDIS,PARAM_ASC, "ASC %d already disabled" },
{ SEVERITY_INFO, MSG_ASCENA, PARAM_ASC, "ASC %d sent enable message" },
{ SEVERITY_INFO, MSG_ASCDIS, PARAM_ASC, "ASC %d set disable flag" },
{ SEVERITY_ERR, MSG_ASCUNW, PARAM_ASC, "ASC %d is not flagged WELL, cannot enable" },
{ SEVERITY_SUCC, MSG_ASCIDENT,PARAM_ASC, "Identify command sent to ASC%d" },
{ SEVERITY_WARN, MSG_ASCNOID, PARAM_ASC, "ASC%d does not support identify" },
{ SEVERITY_ERR, MSG_MISASCOPT, PARAM_NONE, "Missing option after ASC number" },
{ SEVERITY_WARN, MSG_ASCNOSET, PARAM_ASC, "ASC %d does not support ascset" },
{ SEVERITY_INFO, MSG_ASCHELP, PARAM_BOTH, "ASC %d set help: %s" },
{ SEVERITY_SUCC, MSG_ASCSETOK, PARAM_BOTH, "ASC %d set OK" },
{ SEVERITY_ERR, MSG_ASCSETERR, PARAM_BOTH, "ASC %d set failed: %s" },
#endif
{ SEVERITY_SUCC, MSG_LCD, PARAM_NONE, "LCD" },
{ SEVERITY_SUCC, MSG_LOCKOK, PARAM_NONE, "Lock stats created" },
{ SEVERITY_WARN, MSG_LOCKDIS, PARAM_NONE, "Lock stats not enabled" },
{ SEVERITY_FAIL, 0, 0, NULL }
};
static const char *localaddr = "127.0.0.1";
static int my_thr_id = 0;
static bool bye;
// Used to control quit restart access to shutdown variables
static pthread_mutex_t quit_restart_lock;
static bool do_a_quit;
static bool do_a_restart;
static time_t when = 0; // when the request occurred
struct IPACCESS {
struct in6_addr ip;
struct in6_addr mask;
char group;
};
#define GROUP(g) (toupper(g))
#define PRIVGROUP GROUP('W')
#define NOPRIVGROUP GROUP('R')
#define ISPRIVGROUP(g) (GROUP(g) == PRIVGROUP)
#define GROUPOFFSET(g) (GROUP(g) - GROUP('A'))
#define VALIDGROUP(g) (GROUP(g) >= GROUP('A') && GROUP(g) <= GROUP('Z'))
#define COMMANDS(g) (apigroups[GROUPOFFSET(g)].commands)
#define DEFINEDGROUP(g) (ISPRIVGROUP(g) || COMMANDS(g) != NULL)
struct APIGROUPS {
// This becomes a string like: "|cmd1|cmd2|cmd3|" so it's quick to search
char *commands;
} apigroups['Z' - 'A' + 1]; // only A=0 to Z=25 (R: noprivs, W: allprivs)
static struct IPACCESS *ipaccess = NULL;
static int ips = 0;
struct io_data {
size_t siz;
char *ptr;
char *cur;
bool sock;
bool close;
};
struct io_list {
struct io_data *io_data;
struct io_list *prev;
struct io_list *next;
};
static struct io_list *io_head = NULL;
#define SOCKBUFALLOCSIZ 65536
#define io_new(init) _io_new(init, false)
#define sock_io_new() _io_new(SOCKBUFALLOCSIZ, true)
#define ALLOC_SBITEMS 2
#define LIMIT_SBITEMS 0
typedef struct sbitem {
char *buf;
size_t siz;
size_t tot;
} SBITEM;
// Size to grow tot if exceeded
#define SBEXTEND 4096
#define DATASB(_item) ((SBITEM *)(_item->data))
static K_LIST *strbufs;
static void io_reinit(struct io_data *io_data)
{
io_data->cur = io_data->ptr;
*(io_data->ptr) = '\0';
io_data->close = false;
}
static struct io_data *_io_new(size_t initial, bool socket_buf)
{
struct io_data *io_data;
struct io_list *io_list;
io_data = cgmalloc(sizeof(*io_data));
io_data->ptr = cgmalloc(initial);
io_data->siz = initial;
io_data->sock = socket_buf;
io_reinit(io_data);
io_list = cgmalloc(sizeof(*io_list));
io_list->io_data = io_data;
if (io_head)
{
io_list->next = io_head;
io_list->prev = io_head->prev;
io_list->next->prev = io_list;
io_list->prev->next = io_list;
}
else
{
io_list->prev = io_list;
io_list->next = io_list;
io_head = io_list;
}
return io_data;
}
static bool io_add(struct io_data *io_data, char *buf)
{
size_t len;
size_t dif;
size_t tot;
size_t new;
len = strlen(buf);
dif = io_data->cur - io_data->ptr;
// send will always have enough space to add the JSON
tot = len + 1 + dif + sizeof(JSON_CLOSE) + sizeof(JSON_END);
if (tot > io_data->siz)
{
new = io_data->siz + (2 * SOCKBUFALLOCSIZ);
if (new < tot)
new = (2 + (size_t)(tot / (float)SOCKBUFALLOCSIZ)) * SOCKBUFALLOCSIZ;
io_data->ptr = cgrealloc(io_data->ptr, new);
io_data->cur = io_data->ptr + dif;
io_data->siz = new;
}
memcpy(io_data->cur, buf, len + 1);
io_data->cur += len;
return true;
}
static bool io_put(struct io_data *io_data, char *buf)
{
io_reinit(io_data);
return io_add(io_data, buf);
}
static void io_close(struct io_data *io_data)
{
io_data->close = true;
}
static void io_free()
{
struct io_list *io_list, *io_next;
if (io_head)
{
io_list = io_head;
do
{
io_next = io_list->next;
free(io_list->io_data->ptr);
free(io_list->io_data);
free(io_list);
io_list = io_next;
}
while (io_list != io_head);
io_head = NULL;
}
}
// This is only called when expected to be needed (rarely)
// i.e. strings outside of the codes control (input from the user)
static char *escape_string(char *str, bool isjson)
{
char *buf, *ptr;
int count;
count = 0;
for (ptr = str; *ptr; ptr++)
{
switch (*ptr)
{
case ',':
case '|':
case '=':
if (!isjson)
count++;
break;
case '"':
if (isjson)
count++;
break;
case '\\':
count++;
break;
}
}
if (count == 0)
{
return str;
}
buf = cgmalloc(strlen(str) + count + 1);
ptr = buf;
while (*str)
switch (*str)
{
case ',':
case '|':
case '=':
if (!isjson)
*(ptr++) = '\\';
*(ptr++) = *(str++);
break;
case '"':
if (isjson)
*(ptr++) = '\\';
*(ptr++) = *(str++);
break;
case '\\':
*(ptr++) = '\\';
*(ptr++) = *(str++);
break;
default:
*(ptr++) = *(str++);
break;
}
*ptr = '\0';
return buf;
}
static struct api_data *api_add_extra(struct api_data *root, struct api_data *extra)
{
struct api_data *tmp;
if (root)
{
if (extra)
{
// extra tail
tmp = extra->prev;
// extra prev = root tail
extra->prev = root->prev;
// root tail next = extra
root->prev->next = extra;
// extra tail next = root
tmp->next = root;
// root prev = extra tail
root->prev = tmp;
}
}
else
{
root = extra;
}
return root;
}
static struct api_data *api_add_data_full(struct api_data *root, char *name, enum api_data_type type, void *data, bool copy_data)
{
struct api_data *api_data;
api_data = cgmalloc(sizeof(struct api_data));
api_data->name = strdup(name);
api_data->type = type;
if (root == NULL)
{
root = api_data;
root->prev = root;
root->next = root;
}
else
{
api_data->prev = root->prev;
root->prev = api_data;
api_data->next = root;
api_data->prev->next = api_data;
}
api_data->data_was_malloc = copy_data;
// Avoid crashing on bad data
if (data == NULL)
{
api_data->type = type = API_CONST;
data = (void *)NULLSTR;
api_data->data_was_malloc = copy_data = false;
}
if (!copy_data)
{
api_data->data = data;
}
else
{
switch(type)
{
case API_ESCAPE:
case API_STRING:
case API_CONST:
api_data->data = cgmalloc(strlen((char *)data) + 1);
strcpy((char*)(api_data->data), (char *)data);
break;
case API_UINT8:
/* Most OSs won't really alloc less than 4 */
api_data->data = cgmalloc((size_t)4);
*(uint8_t *)api_data->data = *(uint8_t *)data;
break;
case API_INT16:
/* Most OSs won't really alloc less than 4 */
api_data->data = cgmalloc((size_t)4);
*(int16_t *)api_data->data = *(int16_t *)data;
break;
case API_UINT16:
/* Most OSs won't really alloc less than 4 */
api_data->data = cgmalloc((size_t)4);
*(uint16_t *)api_data->data = *(uint16_t *)data;
break;
case API_INT:
api_data->data = cgmalloc(sizeof(int));
*((int *)(api_data->data)) = *((int *)data);
break;
case API_UINT:
api_data->data = cgmalloc(sizeof(unsigned int));
*((unsigned int *)(api_data->data)) = *((unsigned int *)data);
break;
case API_UINT32:
api_data->data = cgmalloc(sizeof(uint32_t));
*((uint32_t *)(api_data->data)) = *((uint32_t *)data);
break;
case API_HEX32:
api_data->data = cgmalloc(sizeof(uint32_t));
*((uint32_t *)(api_data->data)) = *((uint32_t *)data);
break;
case API_UINT64:
api_data->data = cgmalloc(sizeof(uint64_t));
*((uint64_t *)(api_data->data)) = *((uint64_t *)data);
break;
case API_INT64:
api_data->data = cgmalloc(sizeof(int64_t));
*((int64_t *)(api_data->data)) = *((int64_t *)data);
break;
case API_DOUBLE:
case API_ELAPSED:
case API_MHS:
case API_MHTOTAL:
case API_UTILITY:
case API_FREQ:
case API_HS:
case API_DIFF:
case API_PERCENT:
api_data->data = cgmalloc(sizeof(double));
*((double *)(api_data->data)) = *((double *)data);
break;
case API_BOOL:
api_data->data = cgmalloc(sizeof(bool));
*((bool *)(api_data->data)) = *((bool *)data);
break;
case API_TIMEVAL:
api_data->data = cgmalloc(sizeof(struct timeval));
memcpy(api_data->data, data, sizeof(struct timeval));
break;
case API_TIME:
api_data->data = cgmalloc(sizeof(time_t));
*(time_t *)(api_data->data) = *((time_t *)data);
break;
case API_VOLTS:
case API_TEMP:
case API_AVG:
api_data->data = cgmalloc(sizeof(float));
*((float *)(api_data->data)) = *((float *)data);
break;
default:
applog(LOG_ERR, "API: unknown1 data type %d ignored", type);
api_data->type = API_STRING;
api_data->data_was_malloc = false;
api_data->data = (void *)UNKNOWN;
break;
}
}
return root;
}
struct api_data *api_add_escape(struct api_data *root, char *name, char *data, bool copy_data)
{
return api_add_data_full(root, name, API_ESCAPE, (void *)data, copy_data);
}
struct api_data *api_add_string(struct api_data *root, char *name, char *data, bool copy_data)
{
return api_add_data_full(root, name, API_STRING, (void *)data, copy_data);
}
struct api_data *api_add_const(struct api_data *root, char *name, const char *data, bool copy_data)
{
return api_add_data_full(root, name, API_CONST, (void *)data, copy_data);
}
struct api_data *api_add_uint8(struct api_data *root, char *name, uint8_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_UINT8, (void *)data, copy_data);
}
struct api_data *api_add_int16(struct api_data *root, char *name, uint16_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_INT16, (void *)data, copy_data);
}
struct api_data *api_add_uint16(struct api_data *root, char *name, uint16_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_UINT16, (void *)data, copy_data);
}
struct api_data *api_add_int(struct api_data *root, char *name, int *data, bool copy_data)
{
return api_add_data_full(root, name, API_INT, (void *)data, copy_data);
}
struct api_data *api_add_uint(struct api_data *root, char *name, unsigned int *data, bool copy_data)
{
return api_add_data_full(root, name, API_UINT, (void *)data, copy_data);
}
struct api_data *api_add_uint32(struct api_data *root, char *name, uint32_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_UINT32, (void *)data, copy_data);
}
struct api_data *api_add_hex32(struct api_data *root, char *name, uint32_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_HEX32, (void *)data, copy_data);
}
struct api_data *api_add_uint64(struct api_data *root, char *name, uint64_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_UINT64, (void *)data, copy_data);
}
struct api_data *api_add_int64(struct api_data *root, char *name, int64_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_INT64, (void *)data, copy_data);
}
struct api_data *api_add_double(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_DOUBLE, (void *)data, copy_data);
}
struct api_data *api_add_elapsed(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_ELAPSED, (void *)data, copy_data);
}
struct api_data *api_add_bool(struct api_data *root, char *name, bool *data, bool copy_data)
{
return api_add_data_full(root, name, API_BOOL, (void *)data, copy_data);
}
struct api_data *api_add_timeval(struct api_data *root, char *name, struct timeval *data, bool copy_data)
{
return api_add_data_full(root, name, API_TIMEVAL, (void *)data, copy_data);
}
struct api_data *api_add_time(struct api_data *root, char *name, time_t *data, bool copy_data)
{
return api_add_data_full(root, name, API_TIME, (void *)data, copy_data);
}
struct api_data *api_add_mhs(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_MHS, (void *)data, copy_data);
}
struct api_data *api_add_mhtotal(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_MHTOTAL, (void *)data, copy_data);
}
struct api_data *api_add_temp(struct api_data *root, char *name, float *data, bool copy_data)
{
return api_add_data_full(root, name, API_TEMP, (void *)data, copy_data);
}
struct api_data *api_add_utility(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_UTILITY, (void *)data, copy_data);
}
struct api_data *api_add_freq(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_FREQ, (void *)data, copy_data);
}
struct api_data *api_add_volts(struct api_data *root, char *name, float *data, bool copy_data)
{
return api_add_data_full(root, name, API_VOLTS, (void *)data, copy_data);
}
struct api_data *api_add_hs(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_HS, (void *)data, copy_data);
}
struct api_data *api_add_diff(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_DIFF, (void *)data, copy_data);
}
struct api_data *api_add_percent(struct api_data *root, char *name, double *data, bool copy_data)
{
return api_add_data_full(root, name, API_PERCENT, (void *)data, copy_data);
}
struct api_data *api_add_avg(struct api_data *root, char *name, float *data, bool copy_data)
{
return api_add_data_full(root, name, API_AVG, (void *)data, copy_data);
}
static void add_item_buf(K_ITEM *item, const char *str)
{
size_t old_siz, new_siz, siz, ext;
char *buf;
buf = DATASB(item)->buf;
siz = (size_t)strlen(str);