/* * Copyright 2011-2012 Andrew Smith * Copyright 2011-2012 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 2 of the License, or (at your option) * any later version. See COPYING for more details. */ #include "config.h" #include #include #include #include #include #include #include #include "compat.h" #include "miner.h" #include "device-cpu.h" /* for algo_names[], TODO: re-factor dependency */ #if defined(unix) || defined(__APPLE__) #include #include #include #include #define SOCKETTYPE int #define SOCKETFAIL(a) ((a) < 0) #define INVSOCK -1 #define INVINETADDR -1 #define CLOSESOCKET close #define SOCKERRMSG strerror(errno) #endif #ifdef WIN32 #include #include #define SOCKETTYPE SOCKET #define SOCKETFAIL(a) ((a) == SOCKET_ERROR) #define INVSOCK INVALID_SOCKET #define INVINETADDR INADDR_NONE #define CLOSESOCKET closesocket static char WSAbuf[1024]; struct WSAERRORS { int id; char *code; } WSAErrors[] = { { 0, "No error" }, { WSAEINTR, "Interrupted system call" }, { WSAEBADF, "Bad file number" }, { WSAEACCES, "Permission denied" }, { WSAEFAULT, "Bad address" }, { WSAEINVAL, "Invalid argument" }, { WSAEMFILE, "Too many open sockets" }, { WSAEWOULDBLOCK, "Operation would block" }, { WSAEINPROGRESS, "Operation now in progress" }, { WSAEALREADY, "Operation already in progress" }, { WSAENOTSOCK, "Socket operation on non-socket" }, { WSAEDESTADDRREQ, "Destination address required" }, { WSAEMSGSIZE, "Message too long" }, { WSAEPROTOTYPE, "Protocol wrong type for socket" }, { WSAENOPROTOOPT, "Bad protocol option" }, { WSAEPROTONOSUPPORT, "Protocol not supported" }, { WSAESOCKTNOSUPPORT, "Socket type not supported" }, { WSAEOPNOTSUPP, "Operation not supported on socket" }, { WSAEPFNOSUPPORT, "Protocol family not supported" }, { WSAEAFNOSUPPORT, "Address family not supported" }, { WSAEADDRINUSE, "Address already in use" }, { WSAEADDRNOTAVAIL, "Can't assign requested address" }, { WSAENETDOWN, "Network is down" }, { WSAENETUNREACH, "Network is unreachable" }, { WSAENETRESET, "Net connection reset" }, { WSAECONNABORTED, "Software caused connection abort" }, { WSAECONNRESET, "Connection reset by peer" }, { WSAENOBUFS, "No buffer space available" }, { WSAEISCONN, "Socket is already connected" }, { WSAENOTCONN, "Socket is not connected" }, { WSAESHUTDOWN, "Can't send after socket shutdown" }, { WSAETOOMANYREFS, "Too many references, can't splice" }, { WSAETIMEDOUT, "Connection timed out" }, { WSAECONNREFUSED, "Connection refused" }, { WSAELOOP, "Too many levels of symbolic links" }, { WSAENAMETOOLONG, "File name too long" }, { WSAEHOSTDOWN, "Host is down" }, { WSAEHOSTUNREACH, "No route to host" }, { WSAENOTEMPTY, "Directory not empty" }, { WSAEPROCLIM, "Too many processes" }, { WSAEUSERS, "Too many users" }, { WSAEDQUOT, "Disc quota exceeded" }, { WSAESTALE, "Stale NFS file handle" }, { WSAEREMOTE, "Too many levels of remote in path" }, { WSASYSNOTREADY, "Network system is unavailable" }, { WSAVERNOTSUPPORTED, "Winsock version out of range" }, { WSANOTINITIALISED, "WSAStartup not yet called" }, { WSAEDISCON, "Graceful shutdown in progress" }, { WSAHOST_NOT_FOUND, "Host not found" }, { WSANO_DATA, "No host data of that type was found" }, { -1, "Unknown error code" } }; static char *WSAErrorMsg() { int i; int id = WSAGetLastError(); /* Assume none of them are actually -1 */ for (i = 0; WSAErrors[i].id != -1; i++) if (WSAErrors[i].id == id) break; sprintf(WSAbuf, "Socket Error: (%d) %s", id, WSAErrors[i].code); return &(WSAbuf[0]); } #define SOCKERRMSG WSAErrorMsg() #ifndef SHUT_RDWR #define SHUT_RDWR SD_BOTH #endif #ifndef in_addr_t #define in_addr_t uint32_t #endif #endif // Big enough for largest API request // though a PC with 100s of CPUs may exceed the size ... // Current code assumes it can socket send this size also #define MYBUFSIZ 32768 // Number of requests to queue - normally would be small #define QUEUE 10 static char *io_buffer = NULL; static char *msg_buffer = NULL; static SOCKETTYPE sock = INVSOCK; static const char *UNAVAILABLE = " - API will not be available"; //static const char *BLANK = ""; static const char *COMMA = ","; static const char SEPARATOR = '|'; static const char GPUSEP = ','; static const char *APIVERSION = "1.1"; static const char *DEAD = "Dead"; static const char *SICK = "Sick"; static const char *NOSTART = "NoStart"; static const char *DISABLED = "Disabled"; static const char *ALIVE = "Alive"; #define _DYNAMIC "D" static const char *DYNAMIC = _DYNAMIC; static const char *YES = "Y"; static const char *NO = "N"; #define _DEVS "DEVS" #define _POOLS "POOLS" #define _SUMMARY "SUMMARY" #define _STATUS "STATUS" #define _VERSION "VERSION" #define _MINECON "CONFIG" #ifdef WANT_CPUMINE #define _CPU "CPU" #endif #define _GPU "GPU" #define _CPUS "CPUS" #define _GPUS "GPUS" #define _BYE "BYE" static const char ISJSON = '{'; #define JSON0 "{" #define JSON1 "\"" #define JSON2 "\":[" #define JSON3 "]" #define JSON4 ",\"id\":1}" #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_MINECON JSON1 _MINECON JSON2 #define JSON_GPU JSON1 _GPU JSON2 #ifdef WANT_CPUMINE #define JSON_CPU JSON1 _CPU JSON2 #endif #define JSON_GPUS JSON1 _GPUS JSON2 #define JSON_CPUS JSON1 _CPUS JSON2 #define JSON_BYE JSON1 _BYE JSON1 #define JSON_CLOSE JSON3 #define JSON_END JSON4 static const char *JSON_COMMAND = "command"; static const char *JSON_PARAMETER = "parameter"; #define MSG_INVGPU 1 #define MSG_ALRENA 2 #define MSG_ALRDIS 3 #define MSG_GPUMRE 4 #define MSG_GPUREN 5 #define MSG_GPUNON 6 #define MSG_POOL 7 #define MSG_NOPOOL 8 #define MSG_DEVS 9 #define MSG_NODEVS 10 #define MSG_SUMM 11 #define MSG_GPUDIS 12 #define MSG_GPUREI 13 #define MSG_INVCMD 14 #define MSG_MISID 15 #define MSG_GPUDEV 17 #ifdef WANT_CPUMINE #define MSG_CPUNON 16 #define MSG_CPUDEV 18 #define MSG_INVCPU 19 #endif #define MSG_NUMGPU 20 #define MSG_NUMCPU 21 #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_NOGPUADL 30 #define MSG_INVINT 31 #define MSG_GPUINT 32 #define MSG_MINECON 33 #define MSG_GPUMERR 34 #define MSG_GPUMEM 35 #define MSG_GPUEERR 36 #define MSG_GPUENG 37 #define MSG_GPUVERR 38 #define MSG_GPUVDDC 39 #define MSG_GPUFERR 40 #define MSG_GPUFAN 41 #define MSG_MISFN 42 #define MSG_BADFN 43 #define MSG_SAVED 44 enum code_severity { SEVERITY_ERR, SEVERITY_WARN, SEVERITY_INFO, SEVERITY_SUCC, SEVERITY_FAIL }; enum code_parameters { PARAM_GPU, PARAM_CPU, PARAM_GPUMAX, PARAM_CPUMAX, PARAM_PMAX, PARAM_POOLMAX, #ifdef WANT_CPUMINE PARAM_GCMAX, #else PARAM_GMAX, #endif PARAM_CMD, PARAM_POOL, PARAM_STR, PARAM_BOTH, PARAM_NONE }; struct CODES { const enum code_severity severity; const int code; const enum code_parameters params; const char *description; } codes[] = { { SEVERITY_ERR, MSG_INVGPU, PARAM_GPUMAX, "Invalid GPU id %d - range is 0 - %d" }, { SEVERITY_INFO, MSG_ALRENA, PARAM_GPU, "GPU %d already enabled" }, { SEVERITY_INFO, MSG_ALRDIS, PARAM_GPU, "GPU %d already disabled" }, { SEVERITY_WARN, MSG_GPUMRE, PARAM_GPU, "GPU %d must be restarted first" }, { SEVERITY_INFO, MSG_GPUREN, PARAM_GPU, "GPU %d sent enable message" }, { SEVERITY_ERR, MSG_GPUNON, PARAM_NONE, "No GPUs" }, { SEVERITY_SUCC, MSG_POOL, PARAM_PMAX, "%d Pool(s)" }, { SEVERITY_ERR, MSG_NOPOOL, PARAM_NONE, "No pools" }, #ifdef WANT_CPUMINE { SEVERITY_SUCC, MSG_DEVS, PARAM_GCMAX, "%d GPU(s) - %d CPU(s)" }, { SEVERITY_ERR, MSG_NODEVS, PARAM_NONE, "No GPUs/CPUs" }, #else { SEVERITY_SUCC, MSG_DEVS, PARAM_GMAX, "%d GPU(s)" }, { SEVERITY_ERR, MSG_NODEVS, PARAM_NONE, "No GPUs" }, #endif { SEVERITY_SUCC, MSG_SUMM, PARAM_NONE, "Summary" }, { SEVERITY_INFO, MSG_GPUDIS, PARAM_GPU, "GPU %d set disable flag" }, { SEVERITY_INFO, MSG_GPUREI, PARAM_GPU, "GPU %d restart attempted" }, { SEVERITY_ERR, MSG_INVCMD, PARAM_NONE, "Invalid command" }, { SEVERITY_ERR, MSG_MISID, PARAM_NONE, "Missing device id parameter" }, { SEVERITY_SUCC, MSG_GPUDEV, PARAM_GPU, "GPU%d" }, #ifdef WANT_CPUMINE { SEVERITY_ERR, MSG_CPUNON, PARAM_NONE, "No CPUs" }, { SEVERITY_SUCC, MSG_CPUDEV, PARAM_CPU, "CPU%d" }, { SEVERITY_ERR, MSG_INVCPU, PARAM_CPUMAX, "Invalid CPU id %d - range is 0 - %d" }, #endif { SEVERITY_SUCC, MSG_NUMGPU, PARAM_NONE, "GPU count" }, { SEVERITY_SUCC, MSG_NUMCPU, PARAM_NONE, "CPU 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_ERR, MSG_MISVAL, PARAM_NONE, "Missing comma after GPU number" }, { SEVERITY_ERR, MSG_NOADL, PARAM_NONE, "ADL is not available" }, { SEVERITY_ERR, MSG_NOGPUADL,PARAM_GPU, "GPU %d does not have ADL" }, { SEVERITY_ERR, MSG_INVINT, PARAM_STR, "Invalid intensity (%s) - must be '" _DYNAMIC "' or range " _MIN_INTENSITY_STR " - " _MAX_INTENSITY_STR }, { SEVERITY_INFO, MSG_GPUINT, PARAM_BOTH, "GPU %d set new intensity to %s" }, { SEVERITY_SUCC, MSG_MINECON, PARAM_NONE, "CGMiner config" }, { SEVERITY_ERR, MSG_GPUMERR, PARAM_BOTH, "Setting GPU %d memoryclock to (%s) reported failure" }, { SEVERITY_SUCC, MSG_GPUMEM, PARAM_BOTH, "Setting GPU %d memoryclock to (%s) reported succeess" }, { SEVERITY_ERR, MSG_GPUEERR, PARAM_BOTH, "Setting GPU %d clock to (%s) reported failure" }, { SEVERITY_SUCC, MSG_GPUENG, PARAM_BOTH, "Setting GPU %d clock to (%s) reported succeess" }, { SEVERITY_ERR, MSG_GPUVERR, PARAM_BOTH, "Setting GPU %d vddc to (%s) reported failure" }, { SEVERITY_SUCC, MSG_GPUVDDC, PARAM_BOTH, "Setting GPU %d vddc to (%s) reported succeess" }, { SEVERITY_ERR, MSG_GPUFERR, PARAM_BOTH, "Setting GPU %d fan to (%s) reported failure" }, { SEVERITY_SUCC, MSG_GPUFAN, PARAM_BOTH, "Setting GPU %d fan to (%s) reported succeess" }, { 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_ERR, MSG_SAVED, PARAM_STR, "Configuration saved to file '%s'" }, { SEVERITY_FAIL, 0, 0, NULL } }; static int bye = 0; static bool ping = true; struct IP4ACCESS { in_addr_t ip; in_addr_t mask; }; static struct IP4ACCESS *ipaccess = NULL; static int ips = 0; // All replies (except BYE) start with a message // thus for JSON, message() inserts JSON_START at the front // and send_result() adds JSON_END at the end static char *message(int messageid, int paramid, char *param2, bool isjson) { char severity; char *ptr; #ifdef WANT_CPUMINE int cpu; #endif int i; for (i = 0; codes[i].severity != SEVERITY_FAIL; i++) { if (codes[i].code == messageid) { switch (codes[i].severity) { case SEVERITY_WARN: severity = 'W'; break; case SEVERITY_INFO: severity = 'I'; break; case SEVERITY_SUCC: severity = 'S'; break; case SEVERITY_ERR: default: severity = 'E'; break; } if (isjson) sprintf(msg_buffer, JSON_START JSON_STATUS "{\"" _STATUS "\":\"%c\",\"Code\":%d,\"Msg\":\"", severity, messageid); else sprintf(msg_buffer, _STATUS "=%c,Code=%d,Msg=", severity, messageid); ptr = msg_buffer + strlen(msg_buffer); switch(codes[i].params) { case PARAM_GPU: case PARAM_CPU: sprintf(ptr, codes[i].description, paramid); break; case PARAM_POOL: sprintf(ptr, codes[i].description, paramid, pools[paramid]->rpc_url); break; case PARAM_GPUMAX: sprintf(ptr, codes[i].description, paramid, nDevs - 1); break; case PARAM_PMAX: sprintf(ptr, codes[i].description, total_pools); break; case PARAM_POOLMAX: sprintf(ptr, codes[i].description, paramid, total_pools - 1); break; #ifdef WANT_CPUMINE case PARAM_GCMAX: if (opt_n_threads > 0) cpu = num_processors; else cpu = 0; sprintf(ptr, codes[i].description, nDevs, cpu); break; #else case PARAM_GMAX: sprintf(ptr, codes[i].description, nDevs); break; #endif case PARAM_CMD: sprintf(ptr, codes[i].description, JSON_COMMAND); break; case PARAM_STR: sprintf(ptr, codes[i].description, param2); break; case PARAM_BOTH: sprintf(ptr, codes[i].description, paramid, param2); break; case PARAM_NONE: default: strcpy(ptr, codes[i].description); } ptr = msg_buffer + strlen(msg_buffer); if (isjson) sprintf(ptr, "\",\"Description\":\"%s\"}" JSON_CLOSE, opt_api_description); else sprintf(ptr, ",Description=%s%c", opt_api_description, SEPARATOR); return msg_buffer; } } if (isjson) sprintf(msg_buffer, JSON_START JSON_STATUS "{\"" _STATUS "\":\"F\",\"Code\":-1,\"Msg\":\"%d\",\"Description\":\"%s\"}" JSON_CLOSE, messageid, opt_api_description); else sprintf(msg_buffer, _STATUS "=F,Code=-1,Msg=%d,Description=%s%c", messageid, opt_api_description, SEPARATOR); return msg_buffer; } static void apiversion(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { if (isjson) sprintf(io_buffer, "%s," JSON_VERSION "{\"CGMiner\":\"%s\",\"API\":\"%s\"}" JSON_CLOSE, message(MSG_VERSION, 0, NULL, isjson), VERSION, APIVERSION); else sprintf(io_buffer, "%s" _VERSION ",CGMiner=%s,API=%s%c", message(MSG_VERSION, 0, NULL, isjson), VERSION, APIVERSION, SEPARATOR); } static void minerconfig(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { char buf[BUFSIZ]; int cpucount = 0; char *adlinuse = (char *)NO; #ifdef HAVE_ADL const char *adl = YES; int i; for (i = 0; i < nDevs; i++) { if (gpus[i].has_adl) { adlinuse = (char *)YES; break; } } #else const char *adl = NO; #endif #ifdef WANT_CPUMINE cpucount = opt_n_threads > 0 ? num_processors : 0; #endif strcpy(io_buffer, message(MSG_MINECON, 0, NULL, isjson)); if (isjson) sprintf(buf, "," JSON_MINECON "{\"GPU Count\":%d,\"CPU Count\":%d,\"Pool Count\":%d,\"ADL\":\"%s\",\"ADL in use\":\"%s\",\"Strategy\":\"%s\"}" JSON_CLOSE, nDevs, cpucount, total_pools, adl, adlinuse, strategies[pool_strategy].s); else sprintf(buf, _MINECON ",GPU Count=%d,CPU Count=%d,Pool Count=%d,ADL=%s,ADL in use=%s,Strategy=%s%c", nDevs, cpucount, total_pools, adl, adlinuse, strategies[pool_strategy].s, SEPARATOR); strcat(io_buffer, buf); } static void gpustatus(int gpu, bool isjson) { char intensity[20]; char buf[BUFSIZ]; char *enabled; char *status; float gt, gv; int ga, gf, gp, gc, gm, pt; if (gpu >= 0 && gpu < nDevs) { struct cgpu_info *cgpu = &gpus[gpu]; cgpu->utility = cgpu->accepted / ( total_secs ? total_secs : 1 ) * 60; #ifdef HAVE_ADL if (!gpu_stats(gpu, >, &gc, &gm, &gv, &ga, &gf, &gp, &pt)) #endif gt = gv = gm = gc = ga = gf = gp = pt = 0; if (cgpu->deven != DEV_DISABLED) enabled = (char *)YES; else enabled = (char *)NO; if (cgpu->status == LIFE_DEAD) status = (char *)DEAD; else if (cgpu->status == LIFE_SICK) status = (char *)SICK; else if (cgpu->status == LIFE_NOSTART) status = (char *)NOSTART; else status = (char *)ALIVE; if (cgpu->dynamic) strcpy(intensity, DYNAMIC); else sprintf(intensity, "%d", cgpu->intensity); if (isjson) sprintf(buf, "{\"GPU\":%d,\"Enabled\":\"%s\",\"Status\":\"%s\",\"Temperature\":%.2f,\"Fan Speed\":%d,\"Fan Percent\":%d,\"GPU Clock\":%d,\"Memory Clock\":%d,\"GPU Voltage\":%.3f,\"GPU Activity\":%d,\"Powertune\":%d,\"MHS av\":%.2f,\"MHS %ds\":%.2f,\"Accepted\":%d,\"Rejected\":%d,\"Hardware Errors\":%d,\"Utility\":%.2f,\"Intensity\":\"%s\",\"Last Share Pool\":%d,\"Last Share Time\":%lu}", gpu, enabled, status, gt, gf, gp, gc, gm, gv, ga, pt, cgpu->total_mhashes / total_secs, opt_log_interval, cgpu->rolling, cgpu->accepted, cgpu->rejected, cgpu->hw_errors, cgpu->utility, intensity, ((unsigned long)(cgpu->last_share_pool_time) > 0) ? cgpu->last_share_pool : -1, (unsigned long)(cgpu->last_share_pool_time)); else sprintf(buf, "GPU=%d,Enabled=%s,Status=%s,Temperature=%.2f,Fan Speed=%d,Fan Percent=%d,GPU Clock=%d,Memory Clock=%d,GPU Voltage=%.3f,GPU Activity=%d,Powertune=%d,MHS av=%.2f,MHS %ds=%.2f,Accepted=%d,Rejected=%d,Hardware Errors=%d,Utility=%.2f,Intensity=%s,Last Share Pool=%d,Last Share Time=%lu%c", gpu, enabled, status, gt, gf, gp, gc, gm, gv, ga, pt, cgpu->total_mhashes / total_secs, opt_log_interval, cgpu->rolling, cgpu->accepted, cgpu->rejected, cgpu->hw_errors, cgpu->utility, intensity, ((unsigned long)(cgpu->last_share_pool_time) > 0) ? cgpu->last_share_pool : -1, (unsigned long)(cgpu->last_share_pool_time), SEPARATOR); strcat(io_buffer, buf); } } #ifdef WANT_CPUMINE static void cpustatus(int cpu, bool isjson) { char buf[BUFSIZ]; if (opt_n_threads > 0 && cpu >= 0 && cpu < num_processors) { struct cgpu_info *cgpu = &cpus[cpu]; cgpu->utility = cgpu->accepted / ( total_secs ? total_secs : 1 ) * 60; if (isjson) sprintf(buf, "{\"CPU\":%d,\"MHS av\":%.2f,\"MHS %ds\":%.2f,\"Accepted\":%d,\"Rejected\":%d,\"Utility\":%.2f,\"Last Share Pool\":%d,\"Last Share Time\":%lu}", cpu, cgpu->total_mhashes / total_secs, opt_log_interval, cgpu->rolling, cgpu->accepted, cgpu->rejected, cgpu->utility, ((unsigned long)(cgpu->last_share_pool_time) > 0) ? cgpu->last_share_pool : -1, (unsigned long)(cgpu->last_share_pool_time)); else sprintf(buf, "CPU=%d,MHS av=%.2f,MHS %ds=%.2f,Accepted=%d,Rejected=%d,Utility=%.2f,Last Share Pool=%d,Last Share Time=%lu%c", cpu, cgpu->total_mhashes / total_secs, opt_log_interval, cgpu->rolling, cgpu->accepted, cgpu->rejected, cgpu->utility, ((unsigned long)(cgpu->last_share_pool_time) > 0) ? cgpu->last_share_pool : -1, (unsigned long)(cgpu->last_share_pool_time), SEPARATOR); strcat(io_buffer, buf); } } #endif static void devstatus(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { int i; if (nDevs == 0 && opt_n_threads == 0) { strcpy(io_buffer, message(MSG_NODEVS, 0, NULL, isjson)); return; } strcpy(io_buffer, message(MSG_DEVS, 0, NULL, isjson)); if (isjson) { strcat(io_buffer, COMMA); strcat(io_buffer, JSON_DEVS); } for (i = 0; i < nDevs; i++) { if (isjson && i > 0) strcat(io_buffer, COMMA); gpustatus(i, isjson); } #ifdef WANT_CPUMINE if (opt_n_threads > 0) for (i = 0; i < num_processors; i++) { if (isjson && (i > 0 || nDevs > 0)) strcat(io_buffer, COMMA); cpustatus(i, isjson); } #endif if (isjson) strcat(io_buffer, JSON_CLOSE); } static void gpudev(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { int id; if (nDevs == 0) { strcpy(io_buffer, message(MSG_GPUNON, 0, NULL, isjson)); return; } if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISID, 0, NULL, isjson)); return; } id = atoi(param); if (id < 0 || id >= nDevs) { strcpy(io_buffer, message(MSG_INVGPU, id, NULL, isjson)); return; } strcpy(io_buffer, message(MSG_GPUDEV, id, NULL, isjson)); if (isjson) { strcat(io_buffer, COMMA); strcat(io_buffer, JSON_GPU); } gpustatus(id, isjson); if (isjson) strcat(io_buffer, JSON_CLOSE); } #ifdef WANT_CPUMINE static void cpudev(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { int id; if (opt_n_threads == 0) { strcpy(io_buffer, message(MSG_CPUNON, 0, NULL, isjson)); return; } if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISID, 0, NULL, isjson)); return; } id = atoi(param); if (id < 0 || id >= num_processors) { strcpy(io_buffer, message(MSG_INVCPU, id, NULL, isjson)); return; } strcpy(io_buffer, message(MSG_CPUDEV, id, NULL, isjson)); if (isjson) { strcat(io_buffer, COMMA); strcat(io_buffer, JSON_CPU); } cpustatus(id, isjson); if (isjson) strcat(io_buffer, JSON_CLOSE); } #endif static void poolstatus(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { char buf[BUFSIZ]; char *status, *lp; int i; if (total_pools == 0) { strcpy(io_buffer, message(MSG_NOPOOL, 0, NULL, isjson)); return; } strcpy(io_buffer, message(MSG_POOL, 0, NULL, isjson)); if (isjson) { strcat(io_buffer, COMMA); strcat(io_buffer, JSON_POOLS); } for (i = 0; i < total_pools; i++) { struct pool *pool = pools[i]; if (!pool->enabled) status = (char *)DISABLED; else { if (pool->idle) status = (char *)DEAD; else status = (char *)ALIVE; } if (pool->hdr_path) lp = (char *)YES; else lp = (char *)NO; if (isjson) sprintf(buf, "%s{\"POOL\":%d,\"URL\":\"%s\",\"Status\":\"%s\",\"Priority\":%d,\"Long Poll\":\"%s\",\"Getworks\":%d,\"Accepted\":%d,\"Rejected\":%d,\"Discarded\":%d,\"Stale\":%d,\"Get Failures\":%d,\"Remote Failures\":%d}", (i > 0) ? COMMA : "", i, pool->rpc_url, status, pool->prio, lp, pool->getwork_requested, pool->accepted, pool->rejected, pool->discarded_work, pool->stale_shares, pool->getfail_occasions, pool->remotefail_occasions); else sprintf(buf, "POOL=%d,URL=%s,Status=%s,Priority=%d,Long Poll=%s,Getworks=%d,Accepted=%d,Rejected=%d,Discarded=%d,Stale=%d,Get Failures=%d,Remote Failures=%d%c", i, pool->rpc_url, status, pool->prio, lp, pool->getwork_requested, pool->accepted, pool->rejected, pool->discarded_work, pool->stale_shares, pool->getfail_occasions, pool->remotefail_occasions, SEPARATOR); strcat(io_buffer, buf); } if (isjson) strcat(io_buffer, JSON_CLOSE); } static void summary(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { double utility, mhs; #ifdef WANT_CPUMINE char *algo = (char *)(algo_names[opt_algo]); if (algo == NULL) algo = "(null)"; #endif utility = total_accepted / ( total_secs ? total_secs : 1 ) * 60; mhs = total_mhashes_done / total_secs; #ifdef WANT_CPUMINE if (isjson) sprintf(io_buffer, "%s," JSON_SUMMARY "{\"Elapsed\":%.0f,\"Algorithm\":\"%s\",\"MHS av\":%.2f,\"Found Blocks\":%d,\"Getworks\":%d,\"Accepted\":%d,\"Rejected\":%d,\"Hardware Errors\":%d,\"Utility\":%.2f,\"Discarded\":%d,\"Stale\":%d,\"Get Failures\":%d,\"Local Work\":%u,\"Remote Failures\":%u,\"Network Blocks\":%u}" JSON_CLOSE, message(MSG_SUMM, 0, NULL, isjson), total_secs, algo, mhs, found_blocks, total_getworks, total_accepted, total_rejected, hw_errors, utility, total_discarded, total_stale, total_go, local_work, total_ro, new_blocks); else sprintf(io_buffer, "%s" _SUMMARY ",Elapsed=%.0f,Algorithm=%s,MHS av=%.2f,Found Blocks=%d,Getworks=%d,Accepted=%d,Rejected=%d,Hardware Errors=%d,Utility=%.2f,Discarded=%d,Stale=%d,Get Failures=%d,Local Work=%u,Remote Failures=%u,Network Blocks=%u%c", message(MSG_SUMM, 0, NULL, isjson), total_secs, algo, mhs, found_blocks, total_getworks, total_accepted, total_rejected, hw_errors, utility, total_discarded, total_stale, total_go, local_work, total_ro, new_blocks, SEPARATOR); #else if (isjson) sprintf(io_buffer, "%s," JSON_SUMMARY "{\"Elapsed\":%.0f,\"MHS av\":%.2f,\"Found Blocks\":%d,\"Getworks\":%d,\"Accepted\":%d,\"Rejected\":%d,\"Hardware Errors\":%d,\"Utility\":%.2f,\"Discarded\":%d,\"Stale\":%d,\"Get Failures\":%d,\"Local Work\":%u,\"Remote Failures\":%u,\"Network Blocks\":%u}" JSON_CLOSE, message(MSG_SUMM, 0, NULL, isjson), total_secs, mhs, found_blocks, total_getworks, total_accepted, total_rejected, hw_errors, utility, total_discarded, total_stale, total_go, local_work, total_ro, new_blocks); else sprintf(io_buffer, "%s" _SUMMARY ",Elapsed=%.0f,MHS av=%.2f,Found Blocks=%d,Getworks=%d,Accepted=%d,Rejected=%d,Hardware Errors=%d,Utility=%.2f,Discarded=%d,Stale=%d,Get Failures=%d,Local Work=%u,Remote Failures=%u,Network Blocks=%u%c", message(MSG_SUMM, 0, NULL, isjson), total_secs, mhs, found_blocks, total_getworks, total_accepted, total_rejected, hw_errors, utility, total_discarded, total_stale, total_go, local_work, total_ro, new_blocks, SEPARATOR); #endif } static void gpuenable(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { struct thr_info *thr; int gpu; int id; int i; if (gpu_threads == 0) { strcpy(io_buffer, message(MSG_GPUNON, 0, NULL, isjson)); return; } if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISID, 0, NULL, isjson)); return; } id = atoi(param); if (id < 0 || id >= nDevs) { strcpy(io_buffer, message(MSG_INVGPU, id, NULL, isjson)); return; } if (gpus[id].deven != DEV_DISABLED) { strcpy(io_buffer, message(MSG_ALRENA, id, NULL, isjson)); return; } for (i = 0; i < gpu_threads; i++) { gpu = thr_info[i].cgpu->device_id; if (gpu == id) { thr = &thr_info[i]; if (thr->cgpu->status != LIFE_WELL) { strcpy(io_buffer, message(MSG_GPUMRE, id, NULL, isjson)); return; } gpus[id].deven = DEV_ENABLED; tq_push(thr->q, &ping); } } strcpy(io_buffer, message(MSG_GPUREN, id, NULL, isjson)); } static void gpudisable(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { int id; if (nDevs == 0) { strcpy(io_buffer, message(MSG_GPUNON, 0, NULL, isjson)); return; } if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISID, 0, NULL, isjson)); return; } id = atoi(param); if (id < 0 || id >= nDevs) { strcpy(io_buffer, message(MSG_INVGPU, id, NULL, isjson)); return; } if (gpus[id].deven == DEV_DISABLED) { strcpy(io_buffer, message(MSG_ALRDIS, id, NULL, isjson)); return; } gpus[id].deven = DEV_DISABLED; strcpy(io_buffer, message(MSG_GPUDIS, id, NULL, isjson)); } static void gpurestart(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { int id; if (nDevs == 0) { strcpy(io_buffer, message(MSG_GPUNON, 0, NULL, isjson)); return; } if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISID, 0, NULL, isjson)); return; } id = atoi(param); if (id < 0 || id >= nDevs) { strcpy(io_buffer, message(MSG_INVGPU, id, NULL, isjson)); return; } reinit_device(&gpus[id]); strcpy(io_buffer, message(MSG_GPUREI, id, NULL, isjson)); } static void gpucount(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { char buf[BUFSIZ]; strcpy(io_buffer, message(MSG_NUMGPU, 0, NULL, isjson)); if (isjson) sprintf(buf, "," JSON_GPUS "{\"Count\":%d}" JSON_CLOSE, nDevs); else sprintf(buf, _GPUS ",Count=%d%c", nDevs, SEPARATOR); strcat(io_buffer, buf); } static void cpucount(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { char buf[BUFSIZ]; int count = 0; #ifdef WANT_CPUMINE count = opt_n_threads > 0 ? num_processors : 0; #endif strcpy(io_buffer, message(MSG_NUMCPU, 0, NULL, isjson)); if (isjson) sprintf(buf, "," JSON_CPUS "{\"Count\":%d}" JSON_CLOSE, count); else sprintf(buf, _CPUS ",Count=%d%c", count, SEPARATOR); strcat(io_buffer, buf); } static void switchpool(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { struct pool *pool; int id; if (total_pools == 0) { strcpy(io_buffer, message(MSG_NOPOOL, 0, NULL, isjson)); return; } if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISPID, 0, NULL, isjson)); return; } id = atoi(param); if (id < 0 || id >= total_pools) { strcpy(io_buffer, message(MSG_INVPID, id, NULL, isjson)); return; } pool = pools[id]; pool->enabled = true; switch_pools(pool); strcpy(io_buffer, message(MSG_SWITCHP, id, NULL, isjson)); } static bool splitgpuvalue(char *param, int *gpu, char **value, bool isjson) { int id; char *gpusep; if (nDevs == 0) { strcpy(io_buffer, message(MSG_GPUNON, 0, NULL, isjson)); return false; } if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISID, 0, NULL, isjson)); return false; } gpusep = strchr(param, GPUSEP); if (gpusep == NULL) { strcpy(io_buffer, message(MSG_MISVAL, 0, NULL, isjson)); return false; } *(gpusep++) = '\0'; id = atoi(param); if (id < 0 || id >= nDevs) { strcpy(io_buffer, message(MSG_INVGPU, id, NULL, isjson)); return false; } *gpu = id; *value = gpusep; return true; } static void gpuintensity(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { int id; char *value; int intensity; char intensitystr[7]; if (!splitgpuvalue(param, &id, &value, isjson)) return; if (!strncasecmp(value, DYNAMIC, 1)) { gpus[id].dynamic = true; strcpy(intensitystr, DYNAMIC); } else { intensity = atoi(value); if (intensity < MIN_INTENSITY || intensity > MAX_INTENSITY) { strcpy(io_buffer, message(MSG_INVINT, 0, value, isjson)); return; } gpus[id].dynamic = false; gpus[id].intensity = intensity; sprintf(intensitystr, "%d", intensity); } strcpy(io_buffer, message(MSG_GPUINT, id, intensitystr, isjson)); } static void gpumem(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { #ifdef HAVE_ADL int id; char *value; int clock; if (!splitgpuvalue(param, &id, &value, isjson)) return; clock = atoi(value); if (set_memoryclock(id, clock)) strcpy(io_buffer, message(MSG_GPUMERR, id, value, isjson)); else strcpy(io_buffer, message(MSG_GPUMEM, id, value, isjson)); #else strcpy(io_buffer, message(MSG_NOADL, 0, NULL, isjson)); #endif } static void gpuengine(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { #ifdef HAVE_ADL int id; char *value; int clock; if (!splitgpuvalue(param, &id, &value, isjson)) return; clock = atoi(value); if (set_engineclock(id, clock)) strcpy(io_buffer, message(MSG_GPUEERR, id, value, isjson)); else strcpy(io_buffer, message(MSG_GPUENG, id, value, isjson)); #else strcpy(io_buffer, message(MSG_NOADL, 0, NULL, isjson)); #endif } static void gpufan(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { #ifdef HAVE_ADL int id; char *value; int fan; if (!splitgpuvalue(param, &id, &value, isjson)) return; fan = atoi(value); if (set_fanspeed(id, fan)) strcpy(io_buffer, message(MSG_GPUFERR, id, value, isjson)); else strcpy(io_buffer, message(MSG_GPUFAN, id, value, isjson)); #else strcpy(io_buffer, message(MSG_NOADL, 0, NULL, isjson)); #endif } static void gpuvddc(__maybe_unused SOCKETTYPE c, __maybe_unused char *param, bool isjson) { #ifdef HAVE_ADL int id; char *value; float vddc; if (!splitgpuvalue(param, &id, &value, isjson)) return; vddc = atof(value); if (set_vddc(id, vddc)) strcpy(io_buffer, message(MSG_GPUVERR, id, value, isjson)); else strcpy(io_buffer, message(MSG_GPUVDDC, id, value, isjson)); #else strcpy(io_buffer, message(MSG_NOADL, 0, NULL, isjson)); #endif } static void send_result(SOCKETTYPE c, bool isjson); void doquit(SOCKETTYPE c, __maybe_unused char *param, bool isjson) { if (isjson) strcpy(io_buffer, JSON_START JSON_BYE); else strcpy(io_buffer, _BYE); send_result(c, isjson); *io_buffer = '\0'; bye = 1; kill_work(); } void dosave(__maybe_unused SOCKETTYPE c, char *param, bool isjson) { FILE *fcfg; if (param == NULL || *param == '\0') { strcpy(io_buffer, message(MSG_MISFN, 0, NULL, isjson)); return; } fcfg = fopen(param, "w"); if (!fcfg) { strcpy(io_buffer, message(MSG_BADFN, 0, param, isjson)); return; } write_config(fcfg); fclose(fcfg); strcpy(io_buffer, message(MSG_SAVED, 0, param, isjson)); } struct CMDS { char *name; void (*func)(SOCKETTYPE, char *, bool); } cmds[] = { { "version", apiversion }, { "config", minerconfig }, { "devs", devstatus }, { "pools", poolstatus }, { "summary", summary }, { "gpuenable", gpuenable }, { "gpudisable", gpudisable }, { "gpurestart", gpurestart }, { "gpu", gpudev }, #ifdef WANT_CPUMINE { "cpu", cpudev }, #endif { "gpucount", gpucount }, { "cpucount", cpucount }, { "switchpool", switchpool }, { "gpuintensity", gpuintensity }, { "gpumem", gpumem}, { "gpuengine", gpuengine}, { "gpufan", gpufan}, { "gpuvddc", gpuvddc}, { "save", dosave }, { "quit", doquit }, { NULL, NULL } }; static void send_result(SOCKETTYPE c, bool isjson) { int n; int len; if (isjson) strcat(io_buffer, JSON_END); len = strlen(io_buffer); applog(LOG_DEBUG, "DBG: send reply: (%d) '%.10s%s'", len+1, io_buffer, len > 10 ? "..." : ""); // ignore failure - it's closed immediately anyway n = send(c, io_buffer, len+1, 0); if (opt_debug) { if (SOCKETFAIL(n)) applog(LOG_DEBUG, "DBG: send failed: %s", SOCKERRMSG); else applog(LOG_DEBUG, "DBG: sent %d", n); } } static void tidyup() { bye = 1; if (sock != INVSOCK) { shutdown(sock, SHUT_RDWR); CLOSESOCKET(sock); sock = INVSOCK; } if (ipaccess != NULL) { free(ipaccess); ipaccess = NULL; } if (msg_buffer != NULL) { free(msg_buffer); msg_buffer = NULL; } if (io_buffer != NULL) { free(io_buffer); io_buffer = NULL; } } /* * Interpret IP[/Prefix][,IP2[/Prefix2][,...]] --api-allow option * special case of 0/0 allows /0 (means all IP addresses) */ #define ALLIP4 "0/0" /* * N.B. IP4 addresses are by Definition 32bit big endian on all platforms */ static void setup_ipaccess() { char *buf, *ptr, *comma, *slash, *dot; int ipcount, mask, octet, i; buf = malloc(strlen(opt_api_allow) + 1); if (unlikely(!buf)) quit(1, "Failed to malloc ipaccess buf"); strcpy(buf, opt_api_allow); ipcount = 1; ptr = buf; while (*ptr) if (*(ptr++) == ',') ipcount++; // possibly more than needed, but never less ipaccess = calloc(ipcount, sizeof(struct IP4ACCESS)); if (unlikely(!ipaccess)) quit(1, "Failed to calloc ipaccess"); ips = 0; ptr = buf; while (ptr && *ptr) { while (*ptr == ' ' || *ptr == '\t') ptr++; if (*ptr == ',') { ptr++; continue; } comma = strchr(ptr, ','); if (comma) *(comma++) = '\0'; if (strcmp(ptr, ALLIP4) == 0) ipaccess[ips].ip = ipaccess[ips].mask = 0; else { slash = strchr(ptr, '/'); if (!slash) ipaccess[ips].mask = 0xffffffff; else { *(slash++) = '\0'; mask = atoi(slash); if (mask < 1 || mask > 32) goto popipo; // skip invalid/zero ipaccess[ips].mask = 0; while (mask-- >= 0) { octet = 1 << (mask % 8); ipaccess[ips].mask |= (octet << (8 * (mask >> 3))); } } ipaccess[ips].ip = 0; // missing default to '.0' for (i = 0; ptr && (i < 4); i++) { dot = strchr(ptr, '.'); if (dot) *(dot++) = '\0'; octet = atoi(ptr); if (octet < 0 || octet > 0xff) goto popipo; // skip invalid ipaccess[ips].ip |= (octet << (i * 8)); ptr = dot; } ipaccess[ips].ip &= ipaccess[ips].mask; } ips++; popipo: ptr = comma; } free(buf); } void api(void) { char buf[BUFSIZ]; char param_buf[BUFSIZ]; const char *localaddr = "127.0.0.1"; SOCKETTYPE c; int n, bound; char *connectaddr; char *binderror; time_t bindstart; short int port = opt_api_port; struct sockaddr_in serv; struct sockaddr_in cli; socklen_t clisiz; char *cmd; char *param; bool addrok; json_error_t json_err; json_t *json_config; json_t *json_val; bool isjson; bool did; int i; /* This should be done first to ensure curl has already called WSAStartup() in windows */ sleep(opt_log_interval); if (!opt_api_listen) { applog(LOG_DEBUG, "API not running%s", UNAVAILABLE); return; } if (opt_api_allow) { setup_ipaccess(); if (ips == 0) { applog(LOG_WARNING, "API not running (no valid IPs specified)%s", UNAVAILABLE); return; } } sock = socket(AF_INET, SOCK_STREAM, 0); if (sock == INVSOCK) { applog(LOG_ERR, "API1 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE); return; } memset(&serv, 0, sizeof(serv)); serv.sin_family = AF_INET; if (!opt_api_allow && !opt_api_network) { serv.sin_addr.s_addr = inet_addr(localaddr); if (serv.sin_addr.s_addr == (in_addr_t)INVINETADDR) { applog(LOG_ERR, "API2 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE); return; } } serv.sin_port = htons(port); // try for more than 1 minute ... in case the old one hasn't completely gone yet bound = 0; bindstart = time(NULL); while (bound == 0) { if (SOCKETFAIL(bind(sock, (struct sockaddr *)(&serv), sizeof(serv)))) { binderror = SOCKERRMSG; if ((time(NULL) - bindstart) > 61) break; else { applog(LOG_WARNING, "API bind to port %d failed - trying again in 15sec", port); sleep(15); } } else bound = 1; } if (bound == 0) { applog(LOG_ERR, "API bind to port %d failed (%s)%s", port, binderror, UNAVAILABLE); return; } if (SOCKETFAIL(listen(sock, QUEUE))) { applog(LOG_ERR, "API3 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE); CLOSESOCKET(sock); return; } if (opt_api_allow) applog(LOG_WARNING, "API running in IP access mode"); else { if (opt_api_network) applog(LOG_WARNING, "API running in UNRESTRICTED access mode"); else applog(LOG_WARNING, "API running in local access mode"); } io_buffer = malloc(MYBUFSIZ+1); msg_buffer = malloc(MYBUFSIZ+1); while (bye == 0) { clisiz = sizeof(cli); if (SOCKETFAIL(c = accept(sock, (struct sockaddr *)(&cli), &clisiz))) { applog(LOG_ERR, "API failed (%s)%s", SOCKERRMSG, UNAVAILABLE); goto die; } addrok = false; if (opt_api_allow) { for (i = 0; i < ips; i++) { if ((cli.sin_addr.s_addr & ipaccess[i].mask) == ipaccess[i].ip) { addrok = true; break; } } } else { if (opt_api_network) addrok = true; else { connectaddr = inet_ntoa(cli.sin_addr); addrok = (strcmp(connectaddr, localaddr) == 0); } } if (opt_debug) { connectaddr = inet_ntoa(cli.sin_addr); applog(LOG_DEBUG, "DBG: connection from %s - %s", connectaddr, addrok ? "Accepted" : "Ignored"); } if (addrok) { n = recv(c, &buf[0], BUFSIZ-1, 0); if (SOCKETFAIL(n)) buf[0] = '\0'; else buf[n] = '\0'; if (opt_debug) { if (SOCKETFAIL(n)) applog(LOG_DEBUG, "DBG: recv failed: %s", SOCKERRMSG); else applog(LOG_DEBUG, "DBG: recv command: (%d) '%s'", n, buf); } if (!SOCKETFAIL(n)) { did = false; if (*buf != ISJSON) { isjson = false; param = strchr(buf, SEPARATOR); if (param != NULL) *(param++) = '\0'; cmd = buf; } else { isjson = true; param = NULL; #if JANSSON_MAJOR_VERSION > 2 || (JANSSON_MAJOR_VERSION == 2 && JANSSON_MINOR_VERSION > 0) json_config = json_loadb(buf, n, 0, &json_err); #elif JANSSON_MAJOR_VERSION > 1 json_config = json_loads(buf, 0, &json_err); #else json_config = json_loads(buf, &json_err); #endif if (!json_is_object(json_config)) { strcpy(io_buffer, message(MSG_INVJSON, 0, NULL, isjson)); send_result(c, isjson); did = true; } else { json_val = json_object_get(json_config, JSON_COMMAND); if (json_val == NULL) { strcpy(io_buffer, message(MSG_MISCMD, 0, NULL, isjson)); send_result(c, isjson); did = true; } else { if (!json_is_string(json_val)) { strcpy(io_buffer, message(MSG_INVCMD, 0, NULL, isjson)); send_result(c, isjson); did = true; } else { cmd = (char *)json_string_value(json_val); json_val = json_object_get(json_config, JSON_PARAMETER); if (json_is_string(json_val)) param = (char *)json_string_value(json_val); else if (json_is_integer(json_val)) { sprintf(param_buf, "%d", (int)json_integer_value(json_val)); param = param_buf; } else if (json_is_real(json_val)) { sprintf(param_buf, "%f", (double)json_real_value(json_val)); param = param_buf; } } } } } if (!did) for (i = 0; cmds[i].name != NULL; i++) { if (strcmp(cmd, cmds[i].name) == 0) { (cmds[i].func)(c, param, isjson); send_result(c, isjson); did = true; break; } } if (!did) { strcpy(io_buffer, message(MSG_INVCMD, 0, NULL, isjson)); send_result(c, isjson); } } } CLOSESOCKET(c); } die: tidyup(); }