1 #include <stdio.h> 2 #include <stdlib.h> 3 #include <string.h> 4 #include <errno.h> 5 #include <ctype.h> 6 #include <getopt.h> 7 #include "../include/asoundlib.h" 8 9 #include "seq-decoder.c" 10 #include "seq-sender.c" 11 12 #define SEQ_VERSION "0.0.1" 13 14 #define HELPID_HELP 1000 15 #define HELPID_DEBUG 1001 16 #define HELPID_VERBOSE 1002 17 #define HELPID_VERSION 1003 18 19 int max_clients; 20 int max_ports; 21 int max_queues; 22 int debug = 0; 23 int verbose = 0; 24 25 void set_name(snd_seq_t *handle) 26 { 27 int err; 28 char name[64]; 29 30 sprintf(name, "SeqUtil - %i", getpid()); 31 if ((err = snd_seq_set_client_name(handle, name)) < 0) { 32 fprintf(stderr, "Set client info error: %s\n", snd_strerror(err)); 33 exit(0); 34 } 35 } 36 37 void system_info(snd_seq_t *handle) 38 { 39 int err; 40 snd_seq_system_info_t *sysinfo; 41 42 snd_seq_system_info_alloca(&sysinfo); 43 if ((err = snd_seq_system_info(handle, sysinfo))<0) { 44 fprintf(stderr, "System info error: %s\n", snd_strerror(err)); 45 exit(0); 46 } 47 max_clients = snd_seq_system_info_get_clients(sysinfo); 48 max_ports = snd_seq_system_info_get_ports(sysinfo); 49 max_queues = snd_seq_system_info_get_ports(sysinfo); 50 } 51 52 void show_system_info(snd_seq_t *handle ATTRIBUTE_UNUSED) 53 { 54 printf("System info\n"); 55 printf(" Max queues : %i\n", max_queues); 56 printf(" Max clients : %i\n", max_clients); 57 printf(" Max ports : %i\n", max_ports); 58 } 59 60 void show_queue_status(snd_seq_t *handle, int queue) 61 { 62 int err, idx, min, max; 63 snd_seq_queue_status_t *status; 64 65 snd_seq_queue_status_alloca(&status); 66 min = queue < 0 ? 0 : queue; 67 max = queue < 0 ? max_queues : queue + 1; 68 for (idx = min; idx < max; idx++) { 69 if ((err = snd_seq_get_queue_status(handle, idx, status))<0) { 70 if (err == -ENOENT) 71 continue; 72 fprintf(stderr, "Client %i info error: %s\n", idx, snd_strerror(err)); 73 exit(0); 74 } 75 printf("Queue %i info\n", snd_seq_queue_status_get_queue(status)); 76 printf(" Tick : %u\n", snd_seq_queue_status_get_tick_time(status)); 77 printf(" Realtime : %i.%i\n", 78 snd_seq_queue_status_get_real_time(status)->tv_sec, 79 snd_seq_queue_status_get_real_time(status)->tv_nsec); 80 printf(" Flags : 0x%x\n", snd_seq_queue_status_get_status(status)); 81 } 82 } 83 84 void show_port_info(snd_seq_t *handle, int client, int port) 85 { 86 int err, idx, min, max; 87 snd_seq_port_info_t *info; 88 89 snd_seq_port_info_alloca(&info); 90 min = port < 0 ? 0 : port; 91 max = port < 0 ? max_ports : port + 1; 92 for (idx = min; idx < max; idx++) { 93 if ((err = snd_seq_get_any_port_info(handle, client, idx, info))<0) { 94 if (err == -ENOENT) 95 continue; 96 fprintf(stderr, "Port %i/%i info error: %s\n", client, idx, snd_strerror(err)); 97 exit(0); 98 } 99 printf(" Port %i info\n", idx); 100 printf(" Client : %i\n", snd_seq_port_info_get_client(info)); 101 printf(" Port : %i\n", snd_seq_port_info_get_port(info)); 102 printf(" Name : %s\n", snd_seq_port_info_get_name(info)); 103 printf(" Capability : 0x%x\n", snd_seq_port_info_get_capability(info)); 104 printf(" Type : 0x%x\n", snd_seq_port_info_get_type(info)); 105 //printf(" Midi channels : %i\n", info.midi_channels); 106 //printf(" Synth voices : %i\n", info.synth_voices); 107 printf(" Output subs : %i\n", snd_seq_port_info_get_write_use(info)); 108 printf(" Input subs : %i\n", snd_seq_port_info_get_read_use(info)); 109 } 110 } 111 112 void show_client_info(snd_seq_t *handle, int client) 113 { 114 int err, idx, min, max; 115 snd_seq_client_info_t *info; 116 117 snd_seq_client_info_alloca(&info); 118 min = client < 0 ? 0 : client; 119 max = client < 0 ? max_clients : client + 1; 120 for (idx = min; idx < max; idx++) { 121 if ((err = snd_seq_get_any_client_info(handle, idx, info))<0) { 122 if (err == -ENOENT) 123 continue; 124 fprintf(stderr, "Client %i info error: %s\n", idx, snd_strerror(err)); 125 exit(0); 126 } 127 printf("Client %i info\n", idx); 128 if (verbose) 129 printf(" Client : %i\n", snd_seq_client_info_get_client(info)); 130 printf(" Type : %s\n", snd_seq_client_info_get_type(info) == SND_SEQ_KERNEL_CLIENT ? "kernel" : "user"); 131 printf(" Name : %s\n", snd_seq_client_info_get_name(info)); 132 } 133 } 134 135 static void help(void) 136 { 137 printf("Usage: seq <options> command\n"); 138 printf("\nAvailable options:\n"); 139 printf(" -h,--help this help\n"); 140 printf(" -d,--debug debug mode\n"); 141 printf(" -v,--verbose verbose mode\n"); 142 printf(" -V,--version print version of this program\n"); 143 printf("\nAvailable commands:\n"); 144 printf(" system show basic sequencer info\n"); 145 printf(" queue [#] show all queues or specified queue\n"); 146 printf(" client [#] show all clients or specified client\n"); 147 printf(" port <client> [#] show all ports or specified port for specified client\n"); 148 printf(" decoder event decoder\n"); 149 printf(" sender <client.port> [<client.port>] ... event sender\n"); 150 } 151 152 int main(int argc, char *argv[]) 153 { 154 int morehelp, err, arg, arg1; 155 snd_seq_t *handle; 156 static struct option long_option[] = 157 { 158 {"help", 0, NULL, HELPID_HELP}, 159 {"debug", 0, NULL, HELPID_DEBUG}, 160 {"verbose", 0, NULL, HELPID_VERBOSE}, 161 {"version", 0, NULL, HELPID_VERSION}, 162 {NULL, 0, NULL, 0}, 163 }; 164 165 morehelp = 0; 166 167 while (1) { 168 int c; 169 170 if ((c = getopt_long(argc, argv, "hdvV", long_option, NULL)) < 0) 171 break; 172 switch (c) { 173 case 'h': 174 case HELPID_HELP: 175 morehelp++; 176 break; 177 case 'd': 178 case HELPID_DEBUG: 179 debug = 1; 180 break; 181 case 'v': 182 case HELPID_VERBOSE: 183 verbose = 1; 184 break; 185 case 'V': 186 case HELPID_VERSION: 187 printf("alsactl version " SEQ_VERSION "\n"); 188 return 1; 189 default: 190 fprintf(stderr, "\07Invalid switch or option needs an argument.\n"); 191 morehelp++; 192 } 193 } 194 if (morehelp) { 195 help(); 196 return 1; 197 } 198 if (argc - optind <= 0) { 199 fprintf(stderr, "seq: Specify command...\n"); 200 return 0; 201 } 202 if ((err = snd_seq_open(&handle, "hw", SND_SEQ_OPEN_DUPLEX, 0))<0) { 203 fprintf(stderr, "Open error: %s\n", snd_strerror(err)); 204 exit(0); 205 } 206 set_name(handle); 207 system_info(handle); 208 209 if (!strcmp(argv[optind], "system")) { 210 show_system_info(handle); 211 } else if (!strcmp(argv[optind], "queue")) { 212 arg = argc - optind > 1 ? atoi(argv[optind + 1]) : -1; 213 show_queue_status(handle, arg); 214 } else if (!strcmp(argv[optind], "client")) { 215 arg = argc - optind > 1 ? atoi(argv[optind + 1]) : -1; 216 show_client_info(handle, arg); 217 } else if (!strcmp(argv[optind], "port")) { 218 arg = argc - optind > 1 ? atoi(argv[optind + 1]) : -1; 219 if (arg < 0) { 220 fprintf(stderr, "Specify port...\n"); 221 exit(0); 222 } 223 arg1 = argc - optind > 2 ? atoi(argv[optind + 2]) : -1; 224 show_port_info(handle, arg, arg1); 225 } else if (!strcmp(argv[optind], "decoder")) { 226 event_decoder(handle, argc - optind - 1, argv + optind + 1); 227 } else if (!strcmp(argv[optind], "sender")) { 228 event_sender(handle, argc - optind - 1, argv + optind + 1); 229 } else { 230 help(); 231 } 232 exit(1); 233 } 234
