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openwrt-packages-dist/utils/lcd4linux/patches/150-addlibmpdclient.patch

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--- /dev/null
+++ b/libmpdclient.c
@@ -0,0 +1,1957 @@
+/* libmpdclient
+ (c)2003-2006 by Warren Dukes (warren.dukes@gmail.com)
+ This project's homepage is: http://www.musicpd.org
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ - Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+
+ - Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ - Neither the name of the Music Player Daemon nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "libmpdclient.h"
+
+#include <errno.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <stdio.h>
+#include <sys/param.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <limits.h>
+
+#ifdef WIN32
+# include <ws2tcpip.h>
+# include <winsock.h>
+#else
+# include <netinet/in.h>
+# include <arpa/inet.h>
+# include <sys/socket.h>
+# include <netdb.h>
+#endif
+
+/* (bits+1)/3 (plus the sign character) */
+#define INTLEN ((sizeof(int) * CHAR_BIT + 1) / 3 + 1)
+#define LONGLONGLEN ((sizeof(long long) * CHAR_BIT + 1) / 3 + 1)
+
+#define COMMAND_LIST 1
+#define COMMAND_LIST_OK 2
+
+#ifndef MPD_NO_GAI
+# ifdef AI_ADDRCONFIG
+# define MPD_HAVE_GAI
+# endif
+#endif
+
+#ifndef MSG_DONTWAIT
+# define MSG_DONTWAIT 0
+#endif
+
+#ifdef WIN32
+# define SELECT_ERRNO_IGNORE (errno == WSAEINTR || errno == WSAEINPROGRESS)
+# define SENDRECV_ERRNO_IGNORE SELECT_ERRNO_IGNORE
+#else
+# define SELECT_ERRNO_IGNORE (errno == EINTR)
+# define SENDRECV_ERRNO_IGNORE (errno == EINTR || errno == EAGAIN)
+# define winsock_dll_error(c) 0
+# define closesocket(s) close(s)
+# define WSACleanup() do { /* nothing */ } while (0)
+#endif
+
+#ifdef WIN32
+static int winsock_dll_error(mpd_Connection * connection)
+{
+ WSADATA wsaData;
+ if ((WSAStartup(MAKEWORD(2, 2), &wsaData)) != 0 || LOBYTE(wsaData.wVersion) != 2 || HIBYTE(wsaData.wVersion) != 2) {
+ strcpy(connection->errorStr, "Could not find usable WinSock DLL.");
+ connection->error = MPD_ERROR_SYSTEM;
+ return 1;
+ }
+ return 0;
+}
+
+static int do_connect_fail(mpd_Connection * connection, const struct sockaddr *serv_addr, int addrlen)
+{
+ int iMode = 1; /* 0 = blocking, else non-blocking */
+ ioctlsocket(connection->sock, FIONBIO, (u_long FAR *) & iMode);
+ return (connect(connection->sock, serv_addr, addrlen) == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK);
+}
+#else /* !WIN32 (sane operating systems) */
+static int do_connect_fail(mpd_Connection * connection, const struct sockaddr *serv_addr, int addrlen)
+{
+ int flags = fcntl(connection->sock, F_GETFL, 0);
+ fcntl(connection->sock, F_SETFL, flags | O_NONBLOCK);
+ return (connect(connection->sock, serv_addr, addrlen) < 0 && errno != EINPROGRESS);
+}
+#endif /* !WIN32 */
+
+#ifdef MPD_HAVE_GAI
+static int mpd_connect(mpd_Connection * connection, const char *host, int port, float timeout)
+{
+ int error;
+ char service[INTLEN + 1];
+ struct addrinfo hints;
+ struct addrinfo *res = NULL;
+ struct addrinfo *addrinfo = NULL;
+
+ /**
+ * Setup hints
+ */
+ hints.ai_flags = AI_ADDRCONFIG;
+ hints.ai_family = PF_UNSPEC;
+ hints.ai_socktype = SOCK_STREAM;
+ hints.ai_protocol = IPPROTO_TCP;
+ hints.ai_addrlen = 0;
+ hints.ai_addr = NULL;
+ hints.ai_canonname = NULL;
+ hints.ai_next = NULL;
+
+ snprintf(service, sizeof(service), "%i", port);
+
+ error = getaddrinfo(host, service, &hints, &addrinfo);
+
+ if (error) {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH, "host \"%s\" not found: %s", host, gai_strerror(error));
+ connection->error = MPD_ERROR_UNKHOST;
+ return -1;
+ }
+
+ for (res = addrinfo; res; res = res->ai_next) {
+ /* create socket */
+ connection->sock = socket(res->ai_family, SOCK_STREAM, res->ai_protocol);
+ if (connection->sock < 0) {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH, "problems creating socket: %s", strerror(errno));
+ connection->error = MPD_ERROR_SYSTEM;
+ freeaddrinfo(addrinfo);
+ return -1;
+ }
+
+ mpd_setConnectionTimeout(connection, timeout);
+
+ /* connect stuff */
+ if (do_connect_fail(connection, res->ai_addr, res->ai_addrlen)) {
+ /* try the next address family */
+ closesocket(connection->sock);
+ connection->sock = -1;
+ continue;
+ }
+ }
+
+ freeaddrinfo(addrinfo);
+
+ if (connection->sock < 0) {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH,
+ "problems connecting to \"%s\" on port %i: %s", host, port, strerror(errno));
+ connection->error = MPD_ERROR_CONNPORT;
+
+ return -1;
+ }
+
+ return 0;
+}
+#else /* !MPD_HAVE_GAI */
+static int mpd_connect(mpd_Connection * connection, const char *host, int port, float timeout)
+{
+ struct hostent *he;
+ struct sockaddr *dest;
+ int destlen;
+ struct sockaddr_in sin;
+
+ if (!(he = gethostbyname(host))) {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH, "host \"%s\" not found", host);
+ connection->error = MPD_ERROR_UNKHOST;
+ return -1;
+ }
+
+ memset(&sin, 0, sizeof(struct sockaddr_in));
+ /*dest.sin_family = he->h_addrtype; */
+ sin.sin_family = AF_INET;
+ sin.sin_port = htons(port);
+
+ switch (he->h_addrtype) {
+ case AF_INET:
+ memcpy((char *) &sin.sin_addr.s_addr, (char *) he->h_addr, he->h_length);
+ dest = (struct sockaddr *) &sin;
+ destlen = sizeof(struct sockaddr_in);
+ break;
+ default:
+ strcpy(connection->errorStr, "address type is not IPv4");
+ connection->error = MPD_ERROR_SYSTEM;
+ return -1;
+ break;
+ }
+
+ if ((connection->sock = socket(dest->sa_family, SOCK_STREAM, 0)) < 0) {
+ strcpy(connection->errorStr, "problems creating socket");
+ connection->error = MPD_ERROR_SYSTEM;
+ return -1;
+ }
+
+ mpd_setConnectionTimeout(connection, timeout);
+
+ /* connect stuff */
+ if (do_connect_fail(connection, dest, destlen)) {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH,
+ "problems connecting to \"%s\" on port" " %i", host, port);
+ connection->error = MPD_ERROR_CONNPORT;
+ return -1;
+ }
+
+ return 0;
+}
+#endif /* !MPD_HAVE_GAI */
+
+char *mpdTagItemKeys[MPD_TAG_NUM_OF_ITEM_TYPES] = {
+ "Artist",
+ "Album",
+ "Title",
+ "Track",
+ "Name",
+ "Genre",
+ "Date",
+ "Composer",
+ "Performer",
+ "Comment",
+ "Disc",
+ "Filename",
+ "Any"
+};
+
+static char *mpd_sanitizeArg(const char *arg)
+{
+ size_t i;
+ char *ret;
+ register const char *c;
+ register char *rc;
+
+ /* instead of counting in that loop above, just
+ * use a bit more memory and half running time
+ */
+ ret = malloc(strlen(arg) * 2 + 1);
+
+ c = arg;
+ rc = ret;
+ for (i = strlen(arg) + 1; i != 0; --i) {
+ if (*c == '"' || *c == '\\')
+ *rc++ = '\\';
+ *(rc++) = *(c++);
+ }
+
+ return ret;
+}
+
+static mpd_ReturnElement *mpd_newReturnElement(const char *name, const char *value)
+{
+ mpd_ReturnElement *ret = malloc(sizeof(mpd_ReturnElement));
+
+ ret->name = strdup(name);
+ ret->value = strdup(value);
+
+ return ret;
+}
+
+static void mpd_freeReturnElement(mpd_ReturnElement * re)
+{
+ free(re->name);
+ free(re->value);
+ free(re);
+}
+
+void mpd_setConnectionTimeout(mpd_Connection * connection, float timeout)
+{
+ connection->timeout.tv_sec = (int) timeout;
+ connection->timeout.tv_usec = (int) (timeout * 1e6 - connection->timeout.tv_sec * 1000000 + 0.5);
+}
+
+static int mpd_parseWelcome(mpd_Connection * connection, const char *host, int port, char *rt, char *output)
+{
+ char *tmp;
+ char *test;
+ int i;
+
+ if (strncmp(output, MPD_WELCOME_MESSAGE, strlen(MPD_WELCOME_MESSAGE))) {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH,
+ "mpd not running on port %i on host \"%s\"", port, host);
+ connection->error = MPD_ERROR_NOTMPD;
+ return 1;
+ }
+
+ tmp = &output[strlen(MPD_WELCOME_MESSAGE)];
+
+ for (i = 0; i < 3; i++) {
+ if (tmp)
+ connection->version[i] = strtol(tmp, &test, 10);
+
+ if (!tmp || (test[0] != '.' && test[0] != '\0')) {
+ snprintf(connection->errorStr,
+ MPD_ERRORSTR_MAX_LENGTH,
+ "error parsing version number at " "\"%s\"", &output[strlen(MPD_WELCOME_MESSAGE)]);
+ connection->error = MPD_ERROR_NOTMPD;
+ return 1;
+ }
+ tmp = ++test;
+ }
+
+ return 0;
+}
+
+mpd_Connection *mpd_newConnection(const char *host, int port, float timeout)
+{
+ int err;
+ char *rt;
+ char *output = NULL;
+ mpd_Connection *connection = malloc(sizeof(mpd_Connection));
+ struct timeval tv;
+ fd_set fds;
+ strcpy(connection->buffer, "");
+ connection->buflen = 0;
+ connection->bufstart = 0;
+ strcpy(connection->errorStr, "");
+ connection->error = 0;
+ connection->doneProcessing = 0;
+ connection->commandList = 0;
+ connection->listOks = 0;
+ connection->doneListOk = 0;
+ connection->returnElement = NULL;
+ connection->request = NULL;
+
+ if (winsock_dll_error(connection))
+ return connection;
+
+ if (mpd_connect(connection, host, port, timeout) < 0)
+ return connection;
+
+ while (!(rt = strstr(connection->buffer, "\n"))) {
+ tv.tv_sec = connection->timeout.tv_sec;
+ tv.tv_usec = connection->timeout.tv_usec;
+ FD_ZERO(&fds);
+ FD_SET(connection->sock, &fds);
+ if ((err = select(connection->sock + 1, &fds, NULL, NULL, &tv)) == 1) {
+ int readed;
+ readed = recv(connection->sock,
+ &(connection->buffer[connection->buflen]), MPD_BUFFER_MAX_LENGTH - connection->buflen, 0);
+ if (readed <= 0) {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH,
+ "problems getting a response from" " \"%s\" on port %i : %s", host, port, strerror(errno));
+ connection->error = MPD_ERROR_NORESPONSE;
+ return connection;
+ }
+ connection->buflen += readed;
+ connection->buffer[connection->buflen] = '\0';
+ } else if (err < 0) {
+ if (SELECT_ERRNO_IGNORE)
+ continue;
+ snprintf(connection->errorStr,
+ MPD_ERRORSTR_MAX_LENGTH, "problems connecting to \"%s\" on port" " %i", host, port);
+ connection->error = MPD_ERROR_CONNPORT;
+ return connection;
+ } else {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH,
+ "timeout in attempting to get a response from" " \"%s\" on port %i", host, port);
+ connection->error = MPD_ERROR_NORESPONSE;
+ return connection;
+ }
+ }
+
+ *rt = '\0';
+ output = strdup(connection->buffer);
+ strcpy(connection->buffer, rt + 1);
+ connection->buflen = strlen(connection->buffer);
+
+ if (mpd_parseWelcome(connection, host, port, rt, output) == 0)
+ connection->doneProcessing = 1;
+
+ free(output);
+
+ return connection;
+}
+
+void mpd_clearError(mpd_Connection * connection)
+{
+ connection->error = 0;
+ connection->errorStr[0] = '\0';
+}
+
+void mpd_closeConnection(mpd_Connection * connection)
+{
+ closesocket(connection->sock);
+ if (connection->returnElement)
+ free(connection->returnElement);
+ if (connection->request)
+ free(connection->request);
+ free(connection);
+ WSACleanup();
+}
+
+static void mpd_executeCommand(mpd_Connection * connection, char *command)
+{
+ int ret;
+ struct timeval tv;
+ fd_set fds;
+ char *commandPtr = command;
+ int commandLen = strlen(command);
+
+ if (!connection->doneProcessing && !connection->commandList) {
+ strcpy(connection->errorStr, "not done processing current command");
+ connection->error = 1;
+ return;
+ }
+
+ mpd_clearError(connection);
+
+ FD_ZERO(&fds);
+ FD_SET(connection->sock, &fds);
+ tv.tv_sec = connection->timeout.tv_sec;
+ tv.tv_usec = connection->timeout.tv_usec;
+
+ while ((ret = select(connection->sock + 1, NULL, &fds, NULL, &tv) == 1) || (ret == -1 && SELECT_ERRNO_IGNORE)) {
+ ret = send(connection->sock, commandPtr, commandLen, MSG_DONTWAIT);
+ if (ret <= 0) {
+ if (SENDRECV_ERRNO_IGNORE)
+ continue;
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH, "problems giving command \"%s\"", command);
+ connection->error = MPD_ERROR_SENDING;
+ return;
+ } else {
+ commandPtr += ret;
+ commandLen -= ret;
+ }
+
+ if (commandLen <= 0)
+ break;
+ }
+
+ if (commandLen > 0) {
+ perror("");
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH, "timeout sending command \"%s\"", command);
+ connection->error = MPD_ERROR_TIMEOUT;
+ return;
+ }
+
+ if (!connection->commandList)
+ connection->doneProcessing = 0;
+ else if (connection->commandList == COMMAND_LIST_OK) {
+ connection->listOks++;
+ }
+}
+
+static void mpd_getNextReturnElement(mpd_Connection * connection)
+{
+ char *output = NULL;
+ char *rt = NULL;
+ char *name = NULL;
+ char *value = NULL;
+ fd_set fds;
+ struct timeval tv;
+ char *tok = NULL;
+ int readed;
+ char *bufferCheck = NULL;
+ int err;
+ int pos;
+
+ if (connection->returnElement)
+ mpd_freeReturnElement(connection->returnElement);
+ connection->returnElement = NULL;
+
+ if (connection->doneProcessing || (connection->listOks && connection->doneListOk)) {
+ strcpy(connection->errorStr, "already done processing current command");
+ connection->error = 1;
+ return;
+ }
+
+ bufferCheck = connection->buffer + connection->bufstart;
+ while (connection->bufstart >= connection->buflen || !(rt = strchr(bufferCheck, '\n'))) {
+ if (connection->buflen >= MPD_BUFFER_MAX_LENGTH) {
+ memmove(connection->buffer,
+ connection->buffer + connection->bufstart, connection->buflen - connection->bufstart + 1);
+ connection->buflen -= connection->bufstart;
+ connection->bufstart = 0;
+ }
+ if (connection->buflen >= MPD_BUFFER_MAX_LENGTH) {
+ strcpy(connection->errorStr, "buffer overrun");
+ connection->error = MPD_ERROR_BUFFEROVERRUN;
+ connection->doneProcessing = 1;
+ connection->doneListOk = 0;
+ return;
+ }
+ bufferCheck = connection->buffer + connection->buflen;
+ tv.tv_sec = connection->timeout.tv_sec;
+ tv.tv_usec = connection->timeout.tv_usec;
+ FD_ZERO(&fds);
+ FD_SET(connection->sock, &fds);
+ if ((err = select(connection->sock + 1, &fds, NULL, NULL, &tv) == 1)) {
+ readed = recv(connection->sock,
+ connection->buffer + connection->buflen,
+ MPD_BUFFER_MAX_LENGTH - connection->buflen, MSG_DONTWAIT);
+ if (readed < 0 && SENDRECV_ERRNO_IGNORE) {
+ continue;
+ }
+ if (readed <= 0) {
+ strcpy(connection->errorStr, "connection" " closed");
+ connection->error = MPD_ERROR_CONNCLOSED;
+ connection->doneProcessing = 1;
+ connection->doneListOk = 0;
+ return;
+ }
+ connection->buflen += readed;
+ connection->buffer[connection->buflen] = '\0';
+ } else if (err < 0 && SELECT_ERRNO_IGNORE)
+ continue;
+ else {
+ strcpy(connection->errorStr, "connection timeout");
+ connection->error = MPD_ERROR_TIMEOUT;
+ connection->doneProcessing = 1;
+ connection->doneListOk = 0;
+ return;
+ }
+ }
+
+ *rt = '\0';
+ output = connection->buffer + connection->bufstart;
+ connection->bufstart = rt - connection->buffer + 1;
+
+ if (strcmp(output, "OK") == 0) {
+ if (connection->listOks > 0) {
+ strcpy(connection->errorStr, "expected more list_OK's");
+ connection->error = 1;
+ }
+ connection->listOks = 0;
+ connection->doneProcessing = 1;
+ connection->doneListOk = 0;
+ return;
+ }
+
+ if (strcmp(output, "list_OK") == 0) {
+ if (!connection->listOks) {
+ strcpy(connection->errorStr, "got an unexpected list_OK");
+ connection->error = 1;
+ } else {
+ connection->doneListOk = 1;
+ connection->listOks--;
+ }
+ return;
+ }
+
+ if (strncmp(output, "ACK", strlen("ACK")) == 0) {
+ char *test;
+ char *needle;
+ int val;
+
+ strcpy(connection->errorStr, output);
+ connection->error = MPD_ERROR_ACK;
+ connection->errorCode = MPD_ACK_ERROR_UNK;
+ connection->errorAt = MPD_ERROR_AT_UNK;
+ connection->doneProcessing = 1;
+ connection->doneListOk = 0;
+
+ needle = strchr(output, '[');
+ if (!needle)
+ return;
+ val = strtol(needle + 1, &test, 10);
+ if (*test != '@')
+ return;
+ connection->errorCode = val;
+ val = strtol(test + 1, &test, 10);
+ if (*test != ']')
+ return;
+ connection->errorAt = val;
+ return;
+ }
+
+ tok = strchr(output, ':');
+ if (!tok)
+ return;
+ pos = tok - output;
+ value = ++tok;
+ name = output;
+ name[pos] = '\0';
+
+ if (value[0] == ' ') {
+ connection->returnElement = mpd_newReturnElement(name, &(value[1]));
+ } else {
+ snprintf(connection->errorStr, MPD_ERRORSTR_MAX_LENGTH, "error parsing: %s:%s", name, value);
+ connection->error = 1;
+ }
+}
+
+void mpd_finishCommand(mpd_Connection * connection)
+{
+ while (!connection->doneProcessing) {
+ if (connection->doneListOk)
+ connection->doneListOk = 0;
+ mpd_getNextReturnElement(connection);
+ }
+}
+
+static void mpd_finishListOkCommand(mpd_Connection * connection)
+{
+ while (!connection->doneProcessing && connection->listOks && !connection->doneListOk) {
+ mpd_getNextReturnElement(connection);
+ }
+}
+
+int mpd_nextListOkCommand(mpd_Connection * connection)
+{
+ mpd_finishListOkCommand(connection);
+ if (!connection->doneProcessing)
+ connection->doneListOk = 0;
+ if (connection->listOks == 0 || connection->doneProcessing)
+ return -1;
+ return 0;
+}
+
+void mpd_sendStatusCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "status\n");
+}
+
+mpd_Status *mpd_getStatus(mpd_Connection * connection)
+{
+ mpd_Status *status;
+
+ /*mpd_executeCommand(connection,"status\n");
+
+ if(connection->error) return NULL; */
+
+ if (connection->doneProcessing || (connection->listOks && connection->doneListOk)) {
+ return NULL;
+ }
+
+ if (!connection->returnElement)
+ mpd_getNextReturnElement(connection);
+
+ status = malloc(sizeof(mpd_Status));
+ status->volume = -1;
+ status->repeat = 0;
+ status->random = 0;
+ status->playlist = -1;
+ status->playlistLength = -1;
+ status->state = -1;
+ status->song = 0;
+ status->songid = 0;
+ status->elapsedTime = 0;
+ status->totalTime = 0;
+ status->bitRate = 0;
+ status->sampleRate = 0;
+ status->bits = 0;
+ status->channels = 0;
+ status->crossfade = -1;
+ status->error = NULL;
+ status->updatingDb = 0;
+
+ if (connection->error) {
+ free(status);
+ return NULL;
+ }
+ while (connection->returnElement) {
+ mpd_ReturnElement *re = connection->returnElement;
+ if (strcmp(re->name, "volume") == 0) {
+ status->volume = atoi(re->value);
+ } else if (strcmp(re->name, "repeat") == 0) {
+ status->repeat = atoi(re->value);
+ } else if (strcmp(re->name, "random") == 0) {
+ status->random = atoi(re->value);
+ } else if (strcmp(re->name, "playlist") == 0) {
+ status->playlist = strtol(re->value, NULL, 10);
+ } else if (strcmp(re->name, "playlistlength") == 0) {
+ status->playlistLength = atoi(re->value);
+ } else if (strcmp(re->name, "bitrate") == 0) {
+ status->bitRate = atoi(re->value);
+ } else if (strcmp(re->name, "state") == 0) {
+ if (strcmp(re->value, "play") == 0) {
+ status->state = MPD_STATUS_STATE_PLAY;
+ } else if (strcmp(re->value, "stop") == 0) {
+ status->state = MPD_STATUS_STATE_STOP;
+ } else if (strcmp(re->value, "pause") == 0) {
+ status->state = MPD_STATUS_STATE_PAUSE;
+ } else {
+ status->state = MPD_STATUS_STATE_UNKNOWN;
+ }
+ } else if (strcmp(re->name, "song") == 0) {
+ status->song = atoi(re->value);
+ } else if (strcmp(re->name, "songid") == 0) {
+ status->songid = atoi(re->value);
+ } else if (strcmp(re->name, "time") == 0) {
+ char *tok = strchr(re->value, ':');
+ /* the second strchr below is a safety check */
+ if (tok && (strchr(tok, 0) > (tok + 1))) {
+ /* atoi stops at the first non-[0-9] char: */
+ status->elapsedTime = atoi(re->value);
+ status->totalTime = atoi(tok + 1);
+ }
+ } else if (strcmp(re->name, "error") == 0) {
+ status->error = strdup(re->value);
+ } else if (strcmp(re->name, "xfade") == 0) {
+ status->crossfade = atoi(re->value);
+ } else if (strcmp(re->name, "updating_db") == 0) {
+ status->updatingDb = atoi(re->value);
+ } else if (strcmp(re->name, "audio") == 0) {
+ char *tok = strchr(re->value, ':');
+ if (tok && (strchr(tok, 0) > (tok + 1))) {
+ status->sampleRate = atoi(re->value);
+ status->bits = atoi(++tok);
+ tok = strchr(tok, ':');
+ if (tok && (strchr(tok, 0) > (tok + 1)))
+ status->channels = atoi(tok + 1);
+ }
+ }
+
+ mpd_getNextReturnElement(connection);
+ if (connection->error) {
+ free(status);
+ return NULL;
+ }
+ }
+
+ if (connection->error) {
+ free(status);
+ return NULL;
+ } else if (status->state < 0) {
+ strcpy(connection->errorStr, "state not found");
+ connection->error = 1;
+ free(status);
+ return NULL;
+ }
+
+ return status;
+}
+
+void mpd_freeStatus(mpd_Status * status)
+{
+ if (status->error)
+ free(status->error);
+ free(status);
+}
+
+void mpd_sendStatsCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "stats\n");
+}
+
+mpd_Stats *mpd_getStats(mpd_Connection * connection)
+{
+ mpd_Stats *stats;
+
+ /*mpd_executeCommand(connection,"stats\n");
+
+ if(connection->error) return NULL; */
+
+ if (connection->doneProcessing || (connection->listOks && connection->doneListOk)) {
+ return NULL;
+ }
+
+ if (!connection->returnElement)
+ mpd_getNextReturnElement(connection);
+
+ stats = malloc(sizeof(mpd_Stats));
+ stats->numberOfArtists = 0;
+ stats->numberOfAlbums = 0;
+ stats->numberOfSongs = 0;
+ stats->uptime = 0;
+ stats->dbUpdateTime = 0;
+ stats->playTime = 0;
+ stats->dbPlayTime = 0;
+
+ if (connection->error) {
+ free(stats);
+ return NULL;
+ }
+ while (connection->returnElement) {
+ mpd_ReturnElement *re = connection->returnElement;
+ if (strcmp(re->name, "artists") == 0) {
+ stats->numberOfArtists = atoi(re->value);
+ } else if (strcmp(re->name, "albums") == 0) {
+ stats->numberOfAlbums = atoi(re->value);
+ } else if (strcmp(re->name, "songs") == 0) {
+ stats->numberOfSongs = atoi(re->value);
+ } else if (strcmp(re->name, "uptime") == 0) {
+ stats->uptime = strtol(re->value, NULL, 10);
+ } else if (strcmp(re->name, "db_update") == 0) {
+ stats->dbUpdateTime = strtol(re->value, NULL, 10);
+ } else if (strcmp(re->name, "playtime") == 0) {
+ stats->playTime = strtol(re->value, NULL, 10);
+ } else if (strcmp(re->name, "db_playtime") == 0) {
+ stats->dbPlayTime = strtol(re->value, NULL, 10);
+ }
+
+ mpd_getNextReturnElement(connection);
+ if (connection->error) {
+ free(stats);
+ return NULL;
+ }
+ }
+
+ if (connection->error) {
+ free(stats);
+ return NULL;
+ }
+
+ return stats;
+}
+
+void mpd_freeStats(mpd_Stats * stats)
+{
+ free(stats);
+}
+
+mpd_SearchStats *mpd_getSearchStats(mpd_Connection * connection)
+{
+ mpd_SearchStats *stats;
+ mpd_ReturnElement *re;
+
+ if (connection->doneProcessing || (connection->listOks && connection->doneListOk)) {
+ return NULL;
+ }
+
+ if (!connection->returnElement)
+ mpd_getNextReturnElement(connection);
+
+ if (connection->error)
+ return NULL;
+
+ stats = malloc(sizeof(mpd_SearchStats));
+ stats->numberOfSongs = 0;
+ stats->playTime = 0;
+
+ while (connection->returnElement) {
+ re = connection->returnElement;
+
+ if (strcmp(re->name, "songs") == 0) {
+ stats->numberOfSongs = atoi(re->value);
+ } else if (strcmp(re->name, "playtime") == 0) {
+ stats->playTime = strtol(re->value, NULL, 10);
+ }
+
+ mpd_getNextReturnElement(connection);
+ if (connection->error) {
+ free(stats);
+ return NULL;
+ }
+ }
+
+ if (connection->error) {
+ free(stats);
+ return NULL;
+ }
+
+ return stats;
+}
+
+void mpd_freeSearchStats(mpd_SearchStats * stats)
+{
+ free(stats);
+}
+
+static void mpd_initSong(mpd_Song * song)
+{
+ song->file = NULL;
+ song->artist = NULL;
+ song->album = NULL;
+ song->track = NULL;
+ song->title = NULL;
+ song->name = NULL;
+ song->date = NULL;
+ /* added by Qball */
+ song->genre = NULL;
+ song->composer = NULL;
+ song->performer = NULL;
+ song->disc = NULL;
+ song->comment = NULL;
+
+ song->time = MPD_SONG_NO_TIME;
+ song->pos = MPD_SONG_NO_NUM;
+ song->id = MPD_SONG_NO_ID;
+}
+
+static void mpd_finishSong(mpd_Song * song)
+{
+ if (song->file)
+ free(song->file);
+ if (song->artist)
+ free(song->artist);
+ if (song->album)
+ free(song->album);
+ if (song->title)
+ free(song->title);
+ if (song->track)
+ free(song->track);
+ if (song->name)
+ free(song->name);
+ if (song->date)
+ free(song->date);
+ if (song->genre)
+ free(song->genre);
+ if (song->composer)
+ free(song->composer);
+ if (song->disc)
+ free(song->disc);
+ if (song->comment)
+ free(song->comment);
+}
+
+mpd_Song *mpd_newSong(void)
+{
+ mpd_Song *ret = malloc(sizeof(mpd_Song));
+
+ mpd_initSong(ret);
+
+ return ret;
+}
+
+void mpd_freeSong(mpd_Song * song)
+{
+ mpd_finishSong(song);
+ free(song);
+}
+
+mpd_Song *mpd_songDup(mpd_Song * song)
+{
+ mpd_Song *ret = mpd_newSong();
+
+ if (song->file)
+ ret->file = strdup(song->file);
+ if (song->artist)
+ ret->artist = strdup(song->artist);
+ if (song->album)
+ ret->album = strdup(song->album);
+ if (song->title)
+ ret->title = strdup(song->title);
+ if (song->track)
+ ret->track = strdup(song->track);
+ if (song->name)
+ ret->name = strdup(song->name);
+ if (song->date)
+ ret->date = strdup(song->date);
+ if (song->genre)
+ ret->genre = strdup(song->genre);
+ if (song->composer)
+ ret->composer = strdup(song->composer);
+ if (song->disc)
+ ret->disc = strdup(song->disc);
+ if (song->comment)
+ ret->comment = strdup(song->comment);
+ ret->time = song->time;
+ ret->pos = song->pos;
+ ret->id = song->id;
+
+ return ret;
+}
+
+static void mpd_initDirectory(mpd_Directory * directory)
+{
+ directory->path = NULL;
+}
+
+static void mpd_finishDirectory(mpd_Directory * directory)
+{
+ if (directory->path)
+ free(directory->path);
+}
+
+mpd_Directory *mpd_newDirectory(void)
+{
+ mpd_Directory *directory = malloc(sizeof(mpd_Directory));;
+
+ mpd_initDirectory(directory);
+
+ return directory;
+}
+
+void mpd_freeDirectory(mpd_Directory * directory)
+{
+ mpd_finishDirectory(directory);
+
+ free(directory);
+}
+
+mpd_Directory *mpd_directoryDup(mpd_Directory * directory)
+{
+ mpd_Directory *ret = mpd_newDirectory();
+
+ if (directory->path)
+ ret->path = strdup(directory->path);
+
+ return ret;
+}
+
+static void mpd_initPlaylistFile(mpd_PlaylistFile * playlist)
+{
+ playlist->path = NULL;
+}
+
+static void mpd_finishPlaylistFile(mpd_PlaylistFile * playlist)
+{
+ if (playlist->path)
+ free(playlist->path);
+}
+
+mpd_PlaylistFile *mpd_newPlaylistFile(void)
+{
+ mpd_PlaylistFile *playlist = malloc(sizeof(mpd_PlaylistFile));
+
+ mpd_initPlaylistFile(playlist);
+
+ return playlist;
+}
+
+void mpd_freePlaylistFile(mpd_PlaylistFile * playlist)
+{
+ mpd_finishPlaylistFile(playlist);
+ free(playlist);
+}
+
+mpd_PlaylistFile *mpd_playlistFileDup(mpd_PlaylistFile * playlist)
+{
+ mpd_PlaylistFile *ret = mpd_newPlaylistFile();
+
+ if (playlist->path)
+ ret->path = strdup(playlist->path);
+
+ return ret;
+}
+
+static void mpd_initInfoEntity(mpd_InfoEntity * entity)
+{
+ entity->info.directory = NULL;
+}
+
+static void mpd_finishInfoEntity(mpd_InfoEntity * entity)
+{
+ if (entity->info.directory) {
+ if (entity->type == MPD_INFO_ENTITY_TYPE_DIRECTORY) {
+ mpd_freeDirectory(entity->info.directory);
+ } else if (entity->type == MPD_INFO_ENTITY_TYPE_SONG) {
+ mpd_freeSong(entity->info.song);
+ } else if (entity->type == MPD_INFO_ENTITY_TYPE_PLAYLISTFILE) {
+ mpd_freePlaylistFile(entity->info.playlistFile);
+ }
+ }
+}
+
+mpd_InfoEntity *mpd_newInfoEntity(void)
+{
+ mpd_InfoEntity *entity = malloc(sizeof(mpd_InfoEntity));
+
+ mpd_initInfoEntity(entity);
+
+ return entity;
+}
+
+void mpd_freeInfoEntity(mpd_InfoEntity * entity)
+{
+ mpd_finishInfoEntity(entity);
+ free(entity);
+}
+
+static void mpd_sendInfoCommand(mpd_Connection * connection, char *command)
+{
+ mpd_executeCommand(connection, command);
+}
+
+mpd_InfoEntity *mpd_getNextInfoEntity(mpd_Connection * connection)
+{
+ mpd_InfoEntity *entity = NULL;
+
+ if (connection->doneProcessing || (connection->listOks && connection->doneListOk)) {
+ return NULL;
+ }
+
+ if (!connection->returnElement)
+ mpd_getNextReturnElement(connection);
+
+ if (connection->returnElement) {
+ if (strcmp(connection->returnElement->name, "file") == 0) {
+ entity = mpd_newInfoEntity();
+ entity->type = MPD_INFO_ENTITY_TYPE_SONG;
+ entity->info.song = mpd_newSong();
+ entity->info.song->file = strdup(connection->returnElement->value);
+ } else if (strcmp(connection->returnElement->name, "directory") == 0) {
+ entity = mpd_newInfoEntity();
+ entity->type = MPD_INFO_ENTITY_TYPE_DIRECTORY;
+ entity->info.directory = mpd_newDirectory();
+ entity->info.directory->path = strdup(connection->returnElement->value);
+ } else if (strcmp(connection->returnElement->name, "playlist") == 0) {
+ entity = mpd_newInfoEntity();
+ entity->type = MPD_INFO_ENTITY_TYPE_PLAYLISTFILE;
+ entity->info.playlistFile = mpd_newPlaylistFile();
+ entity->info.playlistFile->path = strdup(connection->returnElement->value);
+ } else if (strcmp(connection->returnElement->name, "cpos") == 0) {
+ entity = mpd_newInfoEntity();
+ entity->type = MPD_INFO_ENTITY_TYPE_SONG;
+ entity->info.song = mpd_newSong();
+ entity->info.song->pos = atoi(connection->returnElement->value);
+ } else {
+ connection->error = 1;
+ strcpy(connection->errorStr, "problem parsing song info");
+ return NULL;
+ }
+ } else
+ return NULL;
+
+ mpd_getNextReturnElement(connection);
+ while (connection->returnElement) {
+ mpd_ReturnElement *re = connection->returnElement;
+
+ if (strcmp(re->name, "file") == 0)
+ return entity;
+ else if (strcmp(re->name, "directory") == 0)
+ return entity;
+ else if (strcmp(re->name, "playlist") == 0)
+ return entity;
+ else if (strcmp(re->name, "cpos") == 0)
+ return entity;
+
+ if (entity->type == MPD_INFO_ENTITY_TYPE_SONG && strlen(re->value)) {
+ if (!entity->info.song->artist && strcmp(re->name, "Artist") == 0) {
+ entity->info.song->artist = strdup(re->value);
+ } else if (!entity->info.song->album && strcmp(re->name, "Album") == 0) {
+ entity->info.song->album = strdup(re->value);
+ } else if (!entity->info.song->title && strcmp(re->name, "Title") == 0) {
+ entity->info.song->title = strdup(re->value);
+ } else if (!entity->info.song->track && strcmp(re->name, "Track") == 0) {
+ entity->info.song->track = strdup(re->value);
+ } else if (!entity->info.song->name && strcmp(re->name, "Name") == 0) {
+ entity->info.song->name = strdup(re->value);
+ } else if (entity->info.song->time == MPD_SONG_NO_TIME && strcmp(re->name, "Time") == 0) {
+ entity->info.song->time = atoi(re->value);
+ } else if (entity->info.song->pos == MPD_SONG_NO_NUM && strcmp(re->name, "Pos") == 0) {
+ entity->info.song->pos = atoi(re->value);
+ } else if (entity->info.song->id == MPD_SONG_NO_ID && strcmp(re->name, "Id") == 0) {
+ entity->info.song->id = atoi(re->value);
+ } else if (!entity->info.song->date && strcmp(re->name, "Date") == 0) {
+ entity->info.song->date = strdup(re->value);
+ } else if (!entity->info.song->genre && strcmp(re->name, "Genre") == 0) {
+ entity->info.song->genre = strdup(re->value);
+ } else if (!entity->info.song->composer && strcmp(re->name, "Composer") == 0) {
+ entity->info.song->composer = strdup(re->value);
+ } else if (!entity->info.song->performer && strcmp(re->name, "Performer") == 0) {
+ entity->info.song->performer = strdup(re->value);
+ } else if (!entity->info.song->disc && strcmp(re->name, "Disc") == 0) {
+ entity->info.song->disc = strdup(re->value);
+ } else if (!entity->info.song->comment && strcmp(re->name, "Comment") == 0) {
+ entity->info.song->comment = strdup(re->value);
+ }
+ } else if (entity->type == MPD_INFO_ENTITY_TYPE_DIRECTORY) {
+ } else if (entity->type == MPD_INFO_ENTITY_TYPE_PLAYLISTFILE) {
+ }
+
+ mpd_getNextReturnElement(connection);
+ }
+
+ return entity;
+}
+
+static char *mpd_getNextReturnElementNamed(mpd_Connection * connection, const char *name)
+{
+ if (connection->doneProcessing || (connection->listOks && connection->doneListOk)) {
+ return NULL;
+ }
+
+ mpd_getNextReturnElement(connection);
+ while (connection->returnElement) {
+ mpd_ReturnElement *re = connection->returnElement;
+
+ if (strcmp(re->name, name) == 0)
+ return strdup(re->value);
+ mpd_getNextReturnElement(connection);
+ }
+
+ return NULL;
+}
+
+char *mpd_getNextTag(mpd_Connection * connection, int type)
+{
+ if (type < 0 || type >= MPD_TAG_NUM_OF_ITEM_TYPES || type == MPD_TAG_ITEM_ANY)
+ return NULL;
+ if (type == MPD_TAG_ITEM_FILENAME)
+ return mpd_getNextReturnElementNamed(connection, "file");
+ return mpd_getNextReturnElementNamed(connection, mpdTagItemKeys[type]);
+}
+
+char *mpd_getNextArtist(mpd_Connection * connection)
+{
+ return mpd_getNextReturnElementNamed(connection, "Artist");
+}
+
+char *mpd_getNextAlbum(mpd_Connection * connection)
+{
+ return mpd_getNextReturnElementNamed(connection, "Album");
+}
+
+void mpd_sendPlaylistInfoCommand(mpd_Connection * connection, int songPos)
+{
+ int len = strlen("playlistinfo") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "playlistinfo \"%i\"\n", songPos);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendPlaylistIdCommand(mpd_Connection * connection, int id)
+{
+ int len = strlen("playlistid") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "playlistid \"%i\"\n", id);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendPlChangesCommand(mpd_Connection * connection, long long playlist)
+{
+ int len = strlen("plchanges") + 2 + LONGLONGLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "plchanges \"%lld\"\n", playlist);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendPlChangesPosIdCommand(mpd_Connection * connection, long long playlist)
+{
+ int len = strlen("plchangesposid") + 2 + LONGLONGLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "plchangesposid \"%lld\"\n", playlist);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendListallCommand(mpd_Connection * connection, const char *dir)
+{
+ char *sDir = mpd_sanitizeArg(dir);
+ int len = strlen("listall") + 2 + strlen(sDir) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "listall \"%s\"\n", sDir);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+ free(sDir);
+}
+
+void mpd_sendListallInfoCommand(mpd_Connection * connection, const char *dir)
+{
+ char *sDir = mpd_sanitizeArg(dir);
+ int len = strlen("listallinfo") + 2 + strlen(sDir) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "listallinfo \"%s\"\n", sDir);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+ free(sDir);
+}
+
+void mpd_sendLsInfoCommand(mpd_Connection * connection, const char *dir)
+{
+ char *sDir = mpd_sanitizeArg(dir);
+ int len = strlen("lsinfo") + 2 + strlen(sDir) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "lsinfo \"%s\"\n", sDir);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+ free(sDir);
+}
+
+void mpd_sendCurrentSongCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "currentsong\n");
+}
+
+void mpd_sendSearchCommand(mpd_Connection * connection, int table, const char *str)
+{
+ mpd_startSearch(connection, 0);
+ mpd_addConstraintSearch(connection, table, str);
+ mpd_commitSearch(connection);
+}
+
+void mpd_sendFindCommand(mpd_Connection * connection, int table, const char *str)
+{
+ mpd_startSearch(connection, 1);
+ mpd_addConstraintSearch(connection, table, str);
+ mpd_commitSearch(connection);
+}
+
+void mpd_sendListCommand(mpd_Connection * connection, int table, const char *arg1)
+{
+ char st[10];
+ int len;
+ char *string;
+ if (table == MPD_TABLE_ARTIST)
+ strcpy(st, "artist");
+ else if (table == MPD_TABLE_ALBUM)
+ strcpy(st, "album");
+ else {
+ connection->error = 1;
+ strcpy(connection->errorStr, "unknown table for list");
+ return;
+ }
+ if (arg1) {
+ char *sanitArg1 = mpd_sanitizeArg(arg1);
+ len = strlen("list") + 1 + strlen(sanitArg1) + 2 + strlen(st) + 3;
+ string = malloc(len);
+ snprintf(string, len, "list %s \"%s\"\n", st, sanitArg1);
+ free(sanitArg1);
+ } else {
+ len = strlen("list") + 1 + strlen(st) + 2;
+ string = malloc(len);
+ snprintf(string, len, "list %s\n", st);
+ }
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendAddCommand(mpd_Connection * connection, const char *file)
+{
+ char *sFile = mpd_sanitizeArg(file);
+ int len = strlen("add") + 2 + strlen(sFile) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "add \"%s\"\n", sFile);
+ mpd_executeCommand(connection, string);
+ free(string);
+ free(sFile);
+}
+
+int mpd_sendAddIdCommand(mpd_Connection * connection, const char *file)
+{
+ int retval = -1;
+ char *sFile = mpd_sanitizeArg(file);
+ int len = strlen("addid") + 2 + strlen(sFile) + 3;
+ char *string = malloc(len);
+
+ snprintf(string, len, "addid \"%s\"\n", sFile);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+ free(sFile);
+
+ string = mpd_getNextReturnElementNamed(connection, "Id");
+ if (string) {
+ retval = atoi(string);
+ free(string);
+ }
+
+ return retval;
+}
+
+void mpd_sendDeleteCommand(mpd_Connection * connection, int songPos)
+{
+ int len = strlen("delete") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "delete \"%i\"\n", songPos);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendDeleteIdCommand(mpd_Connection * connection, int id)
+{
+ int len = strlen("deleteid") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "deleteid \"%i\"\n", id);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendSaveCommand(mpd_Connection * connection, const char *name)
+{
+ char *sName = mpd_sanitizeArg(name);
+ int len = strlen("save") + 2 + strlen(sName) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "save \"%s\"\n", sName);
+ mpd_executeCommand(connection, string);
+ free(string);
+ free(sName);
+}
+
+void mpd_sendLoadCommand(mpd_Connection * connection, const char *name)
+{
+ char *sName = mpd_sanitizeArg(name);
+ int len = strlen("load") + 2 + strlen(sName) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "load \"%s\"\n", sName);
+ mpd_executeCommand(connection, string);
+ free(string);
+ free(sName);
+}
+
+void mpd_sendRmCommand(mpd_Connection * connection, const char *name)
+{
+ char *sName = mpd_sanitizeArg(name);
+ int len = strlen("rm") + 2 + strlen(sName) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "rm \"%s\"\n", sName);
+ mpd_executeCommand(connection, string);
+ free(string);
+ free(sName);
+}
+
+void mpd_sendRenameCommand(mpd_Connection * connection, const char *from, const char *to)
+{
+ char *sFrom = mpd_sanitizeArg(from);
+ char *sTo = mpd_sanitizeArg(to);
+ int len = strlen("rename") + 2 + strlen(sFrom) + 3 + strlen(sTo) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "rename \"%s\" \"%s\"\n", sFrom, sTo);
+ mpd_executeCommand(connection, string);
+ free(string);
+ free(sFrom);
+ free(sTo);
+}
+
+void mpd_sendShuffleCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "shuffle\n");
+}
+
+void mpd_sendClearCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "clear\n");
+}
+
+void mpd_sendPlayCommand(mpd_Connection * connection, int songPos)
+{
+ int len = strlen("play") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "play \"%i\"\n", songPos);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendPlayIdCommand(mpd_Connection * connection, int id)
+{
+ int len = strlen("playid") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "playid \"%i\"\n", id);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendStopCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "stop\n");
+}
+
+void mpd_sendPauseCommand(mpd_Connection * connection, int pauseMode)
+{
+ int len = strlen("pause") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "pause \"%i\"\n", pauseMode);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendNextCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "next\n");
+}
+
+void mpd_sendMoveCommand(mpd_Connection * connection, int from, int to)
+{
+ int len = strlen("move") + 2 + INTLEN + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "move \"%i\" \"%i\"\n", from, to);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendMoveIdCommand(mpd_Connection * connection, int id, int to)
+{
+ int len = strlen("moveid") + 2 + INTLEN + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "moveid \"%i\" \"%i\"\n", id, to);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendSwapCommand(mpd_Connection * connection, int song1, int song2)
+{
+ int len = strlen("swap") + 2 + INTLEN + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "swap \"%i\" \"%i\"\n", song1, song2);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendSwapIdCommand(mpd_Connection * connection, int id1, int id2)
+{
+ int len = strlen("swapid") + 2 + INTLEN + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "swapid \"%i\" \"%i\"\n", id1, id2);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendSeekCommand(mpd_Connection * connection, int song, int time)
+{
+ int len = strlen("seek") + 2 + INTLEN + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "seek \"%i\" \"%i\"\n", song, time);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendSeekIdCommand(mpd_Connection * connection, int id, int time)
+{
+ int len = strlen("seekid") + 2 + INTLEN + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "seekid \"%i\" \"%i\"\n", id, time);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendUpdateCommand(mpd_Connection * connection, char *path)
+{
+ char *sPath = mpd_sanitizeArg(path);
+ int len = strlen("update") + 2 + strlen(sPath) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "update \"%s\"\n", sPath);
+ mpd_sendInfoCommand(connection, string);
+ free(string);
+ free(sPath);
+}
+
+int mpd_getUpdateId(mpd_Connection * connection)
+{
+ char *jobid;
+ int ret = 0;
+
+ jobid = mpd_getNextReturnElementNamed(connection, "updating_db");
+ if (jobid) {
+ ret = atoi(jobid);
+ free(jobid);
+ }
+
+ return ret;
+}
+
+void mpd_sendPrevCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "previous\n");
+}
+
+void mpd_sendRepeatCommand(mpd_Connection * connection, int repeatMode)
+{
+ int len = strlen("repeat") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "repeat \"%i\"\n", repeatMode);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendRandomCommand(mpd_Connection * connection, int randomMode)
+{
+ int len = strlen("random") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "random \"%i\"\n", randomMode);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendSetvolCommand(mpd_Connection * connection, int volumeChange)
+{
+ int len = strlen("setvol") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "setvol \"%i\"\n", volumeChange);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendVolumeCommand(mpd_Connection * connection, int volumeChange)
+{
+ int len = strlen("volume") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "volume \"%i\"\n", volumeChange);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendCrossfadeCommand(mpd_Connection * connection, int seconds)
+{
+ int len = strlen("crossfade") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "crossfade \"%i\"\n", seconds);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendPasswordCommand(mpd_Connection * connection, const char *pass)
+{
+ char *sPass = mpd_sanitizeArg(pass);
+ int len = strlen("password") + 2 + strlen(sPass) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "password \"%s\"\n", sPass);
+ mpd_executeCommand(connection, string);
+ free(string);
+ free(sPass);
+}
+
+void mpd_sendCommandListBegin(mpd_Connection * connection)
+{
+ if (connection->commandList) {
+ strcpy(connection->errorStr, "already in command list mode");
+ connection->error = 1;
+ return;
+ }
+ connection->commandList = COMMAND_LIST;
+ mpd_executeCommand(connection, "command_list_begin\n");
+}
+
+void mpd_sendCommandListOkBegin(mpd_Connection * connection)
+{
+ if (connection->commandList) {
+ strcpy(connection->errorStr, "already in command list mode");
+ connection->error = 1;
+ return;
+ }
+ connection->commandList = COMMAND_LIST_OK;
+ mpd_executeCommand(connection, "command_list_ok_begin\n");
+ connection->listOks = 0;
+}
+
+void mpd_sendCommandListEnd(mpd_Connection * connection)
+{
+ if (!connection->commandList) {
+ strcpy(connection->errorStr, "not in command list mode");
+ connection->error = 1;
+ return;
+ }
+ connection->commandList = 0;
+ mpd_executeCommand(connection, "command_list_end\n");
+}
+
+void mpd_sendOutputsCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "outputs\n");
+}
+
+mpd_OutputEntity *mpd_getNextOutput(mpd_Connection * connection)
+{
+ mpd_OutputEntity *output = NULL;
+
+ if (connection->doneProcessing || (connection->listOks && connection->doneListOk)) {
+ return NULL;
+ }
+
+ if (connection->error)
+ return NULL;
+
+ output = malloc(sizeof(mpd_OutputEntity));
+ output->id = -10;
+ output->name = NULL;
+ output->enabled = 0;
+
+ if (!connection->returnElement)
+ mpd_getNextReturnElement(connection);
+
+ while (connection->returnElement) {
+ mpd_ReturnElement *re = connection->returnElement;
+ if (strcmp(re->name, "outputid") == 0) {
+ if (output != NULL && output->id >= 0)
+ return output;
+ output->id = atoi(re->value);
+ } else if (strcmp(re->name, "outputname") == 0) {
+ output->name = strdup(re->value);
+ } else if (strcmp(re->name, "outputenabled") == 0) {
+ output->enabled = atoi(re->value);
+ }
+
+ mpd_getNextReturnElement(connection);
+ if (connection->error) {
+ free(output);
+ return NULL;
+ }
+
+ }
+
+ return output;
+}
+
+void mpd_sendEnableOutputCommand(mpd_Connection * connection, int outputId)
+{
+ int len = strlen("enableoutput") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "enableoutput \"%i\"\n", outputId);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_sendDisableOutputCommand(mpd_Connection * connection, int outputId)
+{
+ int len = strlen("disableoutput") + 2 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "disableoutput \"%i\"\n", outputId);
+ mpd_executeCommand(connection, string);
+ free(string);
+}
+
+void mpd_freeOutputElement(mpd_OutputEntity * output)
+{
+ free(output->name);
+ free(output);
+}
+
+/**
+ * mpd_sendNotCommandsCommand
+ * odd naming, but it gets the not allowed commands
+ */
+
+void mpd_sendNotCommandsCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "notcommands\n");
+}
+
+/**
+ * mpd_sendCommandsCommand
+ * odd naming, but it gets the allowed commands
+ */
+void mpd_sendCommandsCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "commands\n");
+}
+
+/**
+ * Get the next returned command
+ */
+char *mpd_getNextCommand(mpd_Connection * connection)
+{
+ return mpd_getNextReturnElementNamed(connection, "command");
+}
+
+void mpd_sendUrlHandlersCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "urlhandlers\n");
+}
+
+char *mpd_getNextHandler(mpd_Connection * connection)
+{
+ return mpd_getNextReturnElementNamed(connection, "handler");
+}
+
+void mpd_sendTagTypesCommand(mpd_Connection * connection)
+{
+ mpd_executeCommand(connection, "tagtypes\n");
+}
+
+char *mpd_getNextTagType(mpd_Connection * connection)
+{
+ return mpd_getNextReturnElementNamed(connection, "tagtype");
+}
+
+void mpd_startSearch(mpd_Connection * connection, int exact)
+{
+ if (connection->request) {
+ strcpy(connection->errorStr, "search already in progress");
+ connection->error = 1;
+ return;
+ }
+
+ if (exact)
+ connection->request = strdup("find");
+ else
+ connection->request = strdup("search");
+}
+
+void mpd_startStatsSearch(mpd_Connection * connection)
+{
+ if (connection->request) {
+ strcpy(connection->errorStr, "search already in progress");
+ connection->error = 1;
+ return;
+ }
+
+ connection->request = strdup("count");
+}
+
+void mpd_startPlaylistSearch(mpd_Connection * connection, int exact)
+{
+ if (connection->request) {
+ strcpy(connection->errorStr, "search already in progress");
+ connection->error = 1;
+ return;
+ }
+
+ if (exact)
+ connection->request = strdup("playlistfind");
+ else
+ connection->request = strdup("playlistsearch");
+}
+
+void mpd_startFieldSearch(mpd_Connection * connection, int type)
+{
+ char *strtype;
+ int len;
+
+ if (connection->request) {
+ strcpy(connection->errorStr, "search already in progress");
+ connection->error = 1;
+ return;
+ }
+
+ if (type < 0 || type >= MPD_TAG_NUM_OF_ITEM_TYPES) {
+ strcpy(connection->errorStr, "invalid type specified");
+ connection->error = 1;
+ return;
+ }
+
+ strtype = mpdTagItemKeys[type];
+
+ len = 5 + strlen(strtype) + 1;
+ connection->request = malloc(len);
+
+ snprintf(connection->request, len, "list %c%s", tolower(strtype[0]), strtype + 1);
+}
+
+void mpd_addConstraintSearch(mpd_Connection * connection, int type, const char *name)
+{
+ char *strtype;
+ char *arg;
+ int len;
+ char *string;
+
+ if (!connection->request) {
+ strcpy(connection->errorStr, "no search in progress");
+ connection->error = 1;
+ return;
+ }
+
+ if (type < 0 || type >= MPD_TAG_NUM_OF_ITEM_TYPES) {
+ strcpy(connection->errorStr, "invalid type specified");
+ connection->error = 1;
+ return;
+ }
+
+ if (name == NULL) {
+ strcpy(connection->errorStr, "no name specified");
+ connection->error = 1;
+ return;
+ }
+
+ string = strdup(connection->request);
+ strtype = mpdTagItemKeys[type];
+ arg = mpd_sanitizeArg(name);
+
+ len = strlen(string) + 1 + strlen(strtype) + 2 + strlen(arg) + 2;
+ connection->request = realloc(connection->request, len);
+ snprintf(connection->request, len, "%s %c%s \"%s\"", string, tolower(strtype[0]), strtype + 1, arg);
+
+ free(string);
+ free(arg);
+}
+
+void mpd_commitSearch(mpd_Connection * connection)
+{
+ int len;
+
+ if (!connection->request) {
+ strcpy(connection->errorStr, "no search in progress");
+ connection->error = 1;
+ return;
+ }
+
+ len = strlen(connection->request) + 2;
+ connection->request = realloc(connection->request, len);
+ connection->request[len - 2] = '\n';
+ connection->request[len - 1] = '\0';
+ mpd_sendInfoCommand(connection, connection->request);
+
+ free(connection->request);
+ connection->request = NULL;
+}
+
+/**
+ * @param connection a MpdConnection
+ * @param path the path to the playlist.
+ *
+ * List the content, with full metadata, of a stored playlist.
+ *
+ */
+void mpd_sendListPlaylistInfoCommand(mpd_Connection * connection, char *path)
+{
+ char *arg = mpd_sanitizeArg(path);
+ int len = strlen("listplaylistinfo") + 2 + strlen(arg) + 3;
+ char *query = malloc(len);
+ snprintf(query, len, "listplaylistinfo \"%s\"\n", arg);
+ mpd_sendInfoCommand(connection, query);
+ free(arg);
+ free(query);
+}
+
+/**
+ * @param connection a MpdConnection
+ * @param path the path to the playlist.
+ *
+ * List the content of a stored playlist.
+ *
+ */
+void mpd_sendListPlaylistCommand(mpd_Connection * connection, char *path)
+{
+ char *arg = mpd_sanitizeArg(path);
+ int len = strlen("listplaylist") + 2 + strlen(arg) + 3;
+ char *query = malloc(len);
+ snprintf(query, len, "listplaylist \"%s\"\n", arg);
+ mpd_sendInfoCommand(connection, query);
+ free(arg);
+ free(query);
+}
+
+void mpd_sendPlaylistClearCommand(mpd_Connection * connection, char *path)
+{
+ char *sPath = mpd_sanitizeArg(path);
+ int len = strlen("playlistclear") + 2 + strlen(sPath) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "playlistclear \"%s\"\n", sPath);
+ mpd_executeCommand(connection, string);
+ free(sPath);
+ free(string);
+}
+
+void mpd_sendPlaylistAddCommand(mpd_Connection * connection, char *playlist, char *path)
+{
+ char *sPlaylist = mpd_sanitizeArg(playlist);
+ char *sPath = mpd_sanitizeArg(path);
+ int len = strlen("playlistadd") + 2 + strlen(sPlaylist) + 3 + strlen(sPath) + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "playlistadd \"%s\" \"%s\"\n", sPlaylist, sPath);
+ mpd_executeCommand(connection, string);
+ free(sPlaylist);
+ free(sPath);
+ free(string);
+}
+
+void mpd_sendPlaylistMoveCommand(mpd_Connection * connection, char *playlist, int from, int to)
+{
+ char *sPlaylist = mpd_sanitizeArg(playlist);
+ int len = strlen("playlistmove") + 2 + strlen(sPlaylist) + 3 + INTLEN + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "playlistmove \"%s\" \"%i\" \"%i\"\n", sPlaylist, from, to);
+ mpd_executeCommand(connection, string);
+ free(sPlaylist);
+ free(string);
+}
+
+void mpd_sendPlaylistDeleteCommand(mpd_Connection * connection, char *playlist, int pos)
+{
+ char *sPlaylist = mpd_sanitizeArg(playlist);
+ int len = strlen("playlistdelete") + 2 + strlen(sPlaylist) + 3 + INTLEN + 3;
+ char *string = malloc(len);
+ snprintf(string, len, "playlistdelete \"%s\" \"%i\"\n", sPlaylist, pos);
+ mpd_executeCommand(connection, string);
+ free(sPlaylist);
+ free(string);
+}
--- /dev/null
+++ b/libmpdclient.h
@@ -0,0 +1,661 @@
+/* libmpdclient
+ (c)2003-2006 by Warren Dukes (warren.dukes@gmail.com)
+ This project's homepage is: http://www.musicpd.org
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ - Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+
+ - Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ - Neither the name of the Music Player Daemon nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef LIBMPDCLIENT_H
+#define LIBMPDCLIENT_H
+
+#ifdef WIN32
+# define __W32API_USE_DLLIMPORT__ 1
+#endif
+
+#include <sys/time.h>
+#include <stdarg.h>
+#define MPD_BUFFER_MAX_LENGTH 50000
+#define MPD_ERRORSTR_MAX_LENGTH 1000
+#define MPD_WELCOME_MESSAGE "OK MPD "
+
+#define MPD_ERROR_TIMEOUT 10 /* timeout trying to talk to mpd */
+#define MPD_ERROR_SYSTEM 11 /* system error */
+#define MPD_ERROR_UNKHOST 12 /* unknown host */
+#define MPD_ERROR_CONNPORT 13 /* problems connecting to port on host */
+#define MPD_ERROR_NOTMPD 14 /* mpd not running on port at host */
+#define MPD_ERROR_NORESPONSE 15 /* no response on attempting to connect */
+#define MPD_ERROR_SENDING 16 /* error sending command */
+#define MPD_ERROR_CONNCLOSED 17 /* connection closed by mpd */
+#define MPD_ERROR_ACK 18 /* ACK returned! */
+#define MPD_ERROR_BUFFEROVERRUN 19 /* Buffer was overrun! */
+
+#define MPD_ACK_ERROR_UNK -1
+#define MPD_ERROR_AT_UNK -1
+
+#define MPD_ACK_ERROR_NOT_LIST 1
+#define MPD_ACK_ERROR_ARG 2
+#define MPD_ACK_ERROR_PASSWORD 3
+#define MPD_ACK_ERROR_PERMISSION 4
+#define MPD_ACK_ERROR_UNKNOWN_CMD 5
+
+#define MPD_ACK_ERROR_NO_EXIST 50
+#define MPD_ACK_ERROR_PLAYLIST_MAX 51
+#define MPD_ACK_ERROR_SYSTEM 52
+#define MPD_ACK_ERROR_PLAYLIST_LOAD 53
+#define MPD_ACK_ERROR_UPDATE_ALREADY 54
+#define MPD_ACK_ERROR_PLAYER_SYNC 55
+#define MPD_ACK_ERROR_EXIST 56
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ typedef enum mpd_TagItems {
+ MPD_TAG_ITEM_ARTIST,
+ MPD_TAG_ITEM_ALBUM,
+ MPD_TAG_ITEM_TITLE,
+ MPD_TAG_ITEM_TRACK,
+ MPD_TAG_ITEM_NAME,
+ MPD_TAG_ITEM_GENRE,
+ MPD_TAG_ITEM_DATE,
+ MPD_TAG_ITEM_COMPOSER,
+ MPD_TAG_ITEM_PERFORMER,
+ MPD_TAG_ITEM_COMMENT,
+ MPD_TAG_ITEM_DISC,
+ MPD_TAG_ITEM_FILENAME,
+ MPD_TAG_ITEM_ANY,
+ MPD_TAG_NUM_OF_ITEM_TYPES
+ } mpd_TagItems;
+
+ extern char *mpdTagItemKeys[MPD_TAG_NUM_OF_ITEM_TYPES];
+
+/* internal stuff don't touch this struct */
+ typedef struct _mpd_ReturnElement {
+ char *name;
+ char *value;
+ } mpd_ReturnElement;
+
+/* mpd_Connection
+ * holds info about connection to mpd
+ * use error, and errorStr to detect errors
+ */
+ typedef struct _mpd_Connection {
+ /* use this to check the version of mpd */
+ int version[3];
+ /* IMPORTANT, you want to get the error messages from here */
+ char errorStr[MPD_ERRORSTR_MAX_LENGTH + 1];
+ int errorCode;
+ int errorAt;
+ /* this will be set to MPD_ERROR_* if there is an error, 0 if not */
+ int error;
+ /* DON'T TOUCH any of the rest of this stuff */
+ int sock;
+ char buffer[MPD_BUFFER_MAX_LENGTH + 1];
+ int buflen;
+ int bufstart;
+ int doneProcessing;
+ int listOks;
+ int doneListOk;
+ int commandList;
+ mpd_ReturnElement *returnElement;
+ struct timeval timeout;
+ char *request;
+ } mpd_Connection;
+
+/* mpd_newConnection
+ * use this to open a new connection
+ * you should use mpd_closeConnection, when your done with the connection,
+ * even if an error has occurred
+ * _timeout_ is the connection timeout period in seconds
+ */
+ mpd_Connection *mpd_newConnection(const char *host, int port, float timeout);
+
+ void mpd_setConnectionTimeout(mpd_Connection * connection, float timeout);
+
+/* mpd_closeConnection
+ * use this to close a connection and free'ing subsequent memory
+ */
+ void mpd_closeConnection(mpd_Connection * connection);
+
+/* mpd_clearError
+ * clears error
+ */
+ void mpd_clearError(mpd_Connection * connection);
+
+/* STATUS STUFF */
+
+/* use these with status.state to determine what state the player is in */
+#define MPD_STATUS_STATE_UNKNOWN 0
+#define MPD_STATUS_STATE_STOP 1
+#define MPD_STATUS_STATE_PLAY 2
+#define MPD_STATUS_STATE_PAUSE 3
+
+/* us this with status.volume to determine if mpd has volume support */
+#define MPD_STATUS_NO_VOLUME -1
+
+/* mpd_Status
+ * holds info return from status command
+ */
+ typedef struct mpd_Status {
+ /* 0-100, or MPD_STATUS_NO_VOLUME when there is no volume support */
+ int volume;
+ /* 1 if repeat is on, 0 otherwise */
+ int repeat;
+ /* 1 if random is on, 0 otherwise */
+ int random;
+ /* playlist length */
+ int playlistLength;
+ /* playlist, use this to determine when the playlist has changed */
+ long long playlist;
+ /* use with MPD_STATUS_STATE_* to determine state of player */
+ int state;
+ /* crossfade setting in seconds */
+ int crossfade;
+ /* if a song is currently selected (always the case when state is
+ * PLAY or PAUSE), this is the position of the currently
+ * playing song in the playlist, beginning with 0
+ */
+ int song;
+ /* Song ID of the currently selected song */
+ int songid;
+ /* time in seconds that have elapsed in the currently playing/paused
+ * song
+ */
+ int elapsedTime;
+ /* length in seconds of the currently playing/paused song */
+ int totalTime;
+ /* current bit rate in kbs */
+ int bitRate;
+ /* audio sample rate */
+ unsigned int sampleRate;
+ /* audio bits */
+ int bits;
+ /* audio channels */
+ int channels;
+ /* 1 if mpd is updating, 0 otherwise */
+ int updatingDb;
+ /* error */
+ char *error;
+ } mpd_Status;
+
+ void mpd_sendStatusCommand(mpd_Connection * connection);
+
+/* mpd_getStatus
+ * returns status info, be sure to free it with mpd_freeStatus()
+ * call this after mpd_sendStatusCommand()
+ */
+ mpd_Status *mpd_getStatus(mpd_Connection * connection);
+
+/* mpd_freeStatus
+ * free's status info malloc'd and returned by mpd_getStatus
+ */
+ void mpd_freeStatus(mpd_Status * status);
+
+ typedef struct _mpd_Stats {
+ int numberOfArtists;
+ int numberOfAlbums;
+ int numberOfSongs;
+ unsigned long uptime;
+ unsigned long dbUpdateTime;
+ unsigned long playTime;
+ unsigned long dbPlayTime;
+ } mpd_Stats;
+
+ typedef struct _mpd_SearchStats {
+ int numberOfSongs;
+ unsigned long playTime;
+ } mpd_SearchStats;
+
+ void mpd_sendStatsCommand(mpd_Connection * connection);
+
+ mpd_Stats *mpd_getStats(mpd_Connection * connection);
+
+ void mpd_freeStats(mpd_Stats * stats);
+
+ mpd_SearchStats *mpd_getSearchStats(mpd_Connection * connection);
+
+ void mpd_freeSearchStats(mpd_SearchStats * stats);
+
+/* SONG STUFF */
+
+#define MPD_SONG_NO_TIME -1
+#define MPD_SONG_NO_NUM -1
+#define MPD_SONG_NO_ID -1
+
+/* mpd_Song
+ * for storing song info returned by mpd
+ */
+ typedef struct _mpd_Song {
+ /* filename of song */
+ char *file;
+ /* artist, maybe NULL if there is no tag */
+ char *artist;
+ /* title, maybe NULL if there is no tag */
+ char *title;
+ /* album, maybe NULL if there is no tag */
+ char *album;
+ /* track, maybe NULL if there is no tag */
+ char *track;
+ /* name, maybe NULL if there is no tag; it's the name of the current
+ * song, f.e. the icyName of the stream */
+ char *name;
+ /* date */
+ char *date;
+
+ /* added by qball */
+ /* Genre */
+ char *genre;
+ /* Composer */
+ char *composer;
+ /* Performer */
+ char *performer;
+ /* Disc */
+ char *disc;
+ /* Comment */
+ char *comment;
+
+ /* length of song in seconds, check that it is not MPD_SONG_NO_TIME */
+ int time;
+ /* if plchanges/playlistinfo/playlistid used, is the position of the
+ * song in the playlist */
+ int pos;
+ /* song id for a song in the playlist */
+ int id;
+ } mpd_Song;
+
+/* mpd_newSong
+ * use to allocate memory for a new mpd_Song
+ * file, artist, etc all initialized to NULL
+ * if your going to assign values to file, artist, etc
+ * be sure to malloc or strdup the memory
+ * use mpd_freeSong to free the memory for the mpd_Song, it will also
+ * free memory for file, artist, etc, so don't do it yourself
+ */
+ mpd_Song *mpd_newSong(void);
+
+/* mpd_freeSong
+ * use to free memory allocated by mpd_newSong
+ * also it will free memory pointed to by file, artist, etc, so be careful
+ */
+ void mpd_freeSong(mpd_Song * song);
+
+/* mpd_songDup
+ * works like strDup, but for a mpd_Song
+ */
+ mpd_Song *mpd_songDup(mpd_Song * song);
+
+/* DIRECTORY STUFF */
+
+/* mpd_Directory
+ * used to store info fro directory (right now that just the path)
+ */
+ typedef struct _mpd_Directory {
+ char *path;
+ } mpd_Directory;
+
+/* mpd_newDirectory
+ * allocates memory for a new directory
+ * use mpd_freeDirectory to free this memory
+ */
+ mpd_Directory *mpd_newDirectory(void);
+
+/* mpd_freeDirectory
+ * used to free memory allocated with mpd_newDirectory, and it frees
+ * path of mpd_Directory, so be careful
+ */
+ void mpd_freeDirectory(mpd_Directory * directory);
+
+/* mpd_directoryDup
+ * works like strdup, but for mpd_Directory
+ */
+ mpd_Directory *mpd_directoryDup(mpd_Directory * directory);
+
+/* PLAYLISTFILE STUFF */
+
+/* mpd_PlaylistFile
+ * stores info about playlist file returned by lsinfo
+ */
+ typedef struct _mpd_PlaylistFile {
+ char *path;
+ } mpd_PlaylistFile;
+
+/* mpd_newPlaylistFile
+ * allocates memory for new mpd_PlaylistFile, path is set to NULL
+ * free this memory with mpd_freePlaylistFile
+ */
+ mpd_PlaylistFile *mpd_newPlaylistFile(void);
+
+/* mpd_freePlaylist
+ * free memory allocated for freePlaylistFile, will also free
+ * path, so be careful
+ */
+ void mpd_freePlaylistFile(mpd_PlaylistFile * playlist);
+
+/* mpd_playlistFileDup
+ * works like strdup, but for mpd_PlaylistFile
+ */
+ mpd_PlaylistFile *mpd_playlistFileDup(mpd_PlaylistFile * playlist);
+
+/* INFO ENTITY STUFF */
+
+/* the type of entity returned from one of the commands that generates info
+ * use in conjunction with mpd_InfoEntity.type
+ */
+#define MPD_INFO_ENTITY_TYPE_DIRECTORY 0
+#define MPD_INFO_ENTITY_TYPE_SONG 1
+#define MPD_INFO_ENTITY_TYPE_PLAYLISTFILE 2
+
+/* mpd_InfoEntity
+ * stores info on stuff returned info commands
+ */
+ typedef struct mpd_InfoEntity {
+ /* the type of entity, use with MPD_INFO_ENTITY_TYPE_* to determine
+ * what this entity is (song, directory, etc...)
+ */
+ int type;
+ /* the actual data you want, mpd_Song, mpd_Directory, etc */
+ union {
+ mpd_Directory *directory;
+ mpd_Song *song;
+ mpd_PlaylistFile *playlistFile;
+ } info;
+ } mpd_InfoEntity;
+
+ mpd_InfoEntity *mpd_newInfoEntity(void);
+
+ void mpd_freeInfoEntity(mpd_InfoEntity * entity);
+
+/* INFO COMMANDS AND STUFF */
+
+/* use this function to loop over after calling Info/Listall functions */
+ mpd_InfoEntity *mpd_getNextInfoEntity(mpd_Connection * connection);
+
+/* fetches the currently seeletect song (the song referenced by status->song
+ * and status->songid*/
+ void mpd_sendCurrentSongCommand(mpd_Connection * connection);
+
+/* songNum of -1, means to display the whole list */
+ void mpd_sendPlaylistInfoCommand(mpd_Connection * connection, int songNum);
+
+/* songId of -1, means to display the whole list */
+ void mpd_sendPlaylistIdCommand(mpd_Connection * connection, int songId);
+
+/* use this to get the changes in the playlist since version _playlist_ */
+ void mpd_sendPlChangesCommand(mpd_Connection * connection, long long playlist);
+
+/**
+ * @param connection: A valid and connected mpd_Connection.
+ * @param playlist: The playlist version you want the diff with.
+ * A more bandwidth efficient version of the mpd_sendPlChangesCommand.
+ * It only returns the pos+id of the changes song.
+ */
+ void mpd_sendPlChangesPosIdCommand(mpd_Connection * connection, long long playlist);
+
+/* recursivel fetches all songs/dir/playlists in "dir* (no metadata is
+ * returned) */
+ void mpd_sendListallCommand(mpd_Connection * connection, const char *dir);
+
+/* same as sendListallCommand, but also metadata is returned */
+ void mpd_sendListallInfoCommand(mpd_Connection * connection, const char *dir);
+
+/* non-recursive version of ListallInfo */
+ void mpd_sendLsInfoCommand(mpd_Connection * connection, const char *dir);
+
+#define MPD_TABLE_ARTIST MPD_TAG_ITEM_ARTIST
+#define MPD_TABLE_ALBUM MPD_TAG_ITEM_ALBUM
+#define MPD_TABLE_TITLE MPD_TAG_ITEM_TITLE
+#define MPD_TABLE_FILENAME MPD_TAG_ITEM_FILENAME
+
+ void mpd_sendSearchCommand(mpd_Connection * connection, int table, const char *str);
+
+ void mpd_sendFindCommand(mpd_Connection * connection, int table, const char *str);
+
+/* LIST TAG COMMANDS */
+
+/* use this function fetch next artist entry, be sure to free the returned
+ * string. NULL means there are no more. Best used with sendListArtists
+ */
+ char *mpd_getNextArtist(mpd_Connection * connection);
+
+ char *mpd_getNextAlbum(mpd_Connection * connection);
+
+ char *mpd_getNextTag(mpd_Connection * connection, int type);
+
+/* list artist or albums by artist, arg1 should be set to the artist if
+ * listing albums by a artist, otherwise NULL for listing all artists or albums
+ */
+ void mpd_sendListCommand(mpd_Connection * connection, int table, const char *arg1);
+
+/* SIMPLE COMMANDS */
+
+ void mpd_sendAddCommand(mpd_Connection * connection, const char *file);
+
+ int mpd_sendAddIdCommand(mpd_Connection * connection, const char *file);
+
+ void mpd_sendDeleteCommand(mpd_Connection * connection, int songNum);
+
+ void mpd_sendDeleteIdCommand(mpd_Connection * connection, int songNum);
+
+ void mpd_sendSaveCommand(mpd_Connection * connection, const char *name);
+
+ void mpd_sendLoadCommand(mpd_Connection * connection, const char *name);
+
+ void mpd_sendRmCommand(mpd_Connection * connection, const char *name);
+
+ void mpd_sendRenameCommand(mpd_Connection * connection, const char *from, const char *to);
+
+ void mpd_sendShuffleCommand(mpd_Connection * connection);
+
+ void mpd_sendClearCommand(mpd_Connection * connection);
+
+/* use this to start playing at the beginning, useful when in random mode */
+#define MPD_PLAY_AT_BEGINNING -1
+
+ void mpd_sendPlayCommand(mpd_Connection * connection, int songNum);
+
+ void mpd_sendPlayIdCommand(mpd_Connection * connection, int songNum);
+
+ void mpd_sendStopCommand(mpd_Connection * connection);
+
+ void mpd_sendPauseCommand(mpd_Connection * connection, int pauseMode);
+
+ void mpd_sendNextCommand(mpd_Connection * connection);
+
+ void mpd_sendPrevCommand(mpd_Connection * connection);
+
+ void mpd_sendMoveCommand(mpd_Connection * connection, int from, int to);
+
+ void mpd_sendMoveIdCommand(mpd_Connection * connection, int from, int to);
+
+ void mpd_sendSwapCommand(mpd_Connection * connection, int song1, int song2);
+
+ void mpd_sendSwapIdCommand(mpd_Connection * connection, int song1, int song2);
+
+ void mpd_sendSeekCommand(mpd_Connection * connection, int song, int time);
+
+ void mpd_sendSeekIdCommand(mpd_Connection * connection, int song, int time);
+
+ void mpd_sendRepeatCommand(mpd_Connection * connection, int repeatMode);
+
+ void mpd_sendRandomCommand(mpd_Connection * connection, int randomMode);
+
+ void mpd_sendSetvolCommand(mpd_Connection * connection, int volumeChange);
+
+/* WARNING: don't use volume command, its depreacted */
+ void mpd_sendVolumeCommand(mpd_Connection * connection, int volumeChange);
+
+ void mpd_sendCrossfadeCommand(mpd_Connection * connection, int seconds);
+
+ void mpd_sendUpdateCommand(mpd_Connection * connection, char *path);
+
+/* returns the update job id, call this after a update command*/
+ int mpd_getUpdateId(mpd_Connection * connection);
+
+ void mpd_sendPasswordCommand(mpd_Connection * connection, const char *pass);
+
+/* after executing a command, when your done with it to get its status
+ * (you want to check connection->error for an error)
+ */
+ void mpd_finishCommand(mpd_Connection * connection);
+
+/* command list stuff, use this to do things like add files very quickly */
+ void mpd_sendCommandListBegin(mpd_Connection * connection);
+
+ void mpd_sendCommandListOkBegin(mpd_Connection * connection);
+
+ void mpd_sendCommandListEnd(mpd_Connection * connection);
+
+/* advance to the next listOk
+ * returns 0 if advanced to the next list_OK,
+ * returns -1 if it advanced to an OK or ACK */
+ int mpd_nextListOkCommand(mpd_Connection * connection);
+
+ typedef struct _mpd_OutputEntity {
+ int id;
+ char *name;
+ int enabled;
+ } mpd_OutputEntity;
+
+ void mpd_sendOutputsCommand(mpd_Connection * connection);
+
+ mpd_OutputEntity *mpd_getNextOutput(mpd_Connection * connection);
+
+ void mpd_sendEnableOutputCommand(mpd_Connection * connection, int outputId);
+
+ void mpd_sendDisableOutputCommand(mpd_Connection * connection, int outputId);
+
+ void mpd_freeOutputElement(mpd_OutputEntity * output);
+
+/**
+ * @param connection a #mpd_Connection
+ *
+ * Queries mpd for the allowed commands
+ */
+ void mpd_sendCommandsCommand(mpd_Connection * connection);
+
+/**
+ * @param connection a #mpd_Connection
+ *
+ * Queries mpd for the not allowed commands
+ */
+ void mpd_sendNotCommandsCommand(mpd_Connection * connection);
+
+/**
+ * @param connection a #mpd_Connection
+ *
+ * returns the next supported command.
+ *
+ * @returns a string, needs to be free'ed
+ */
+ char *mpd_getNextCommand(mpd_Connection * connection);
+
+ void mpd_sendUrlHandlersCommand(mpd_Connection * connection);
+
+ char *mpd_getNextHandler(mpd_Connection * connection);
+
+ void mpd_sendTagTypesCommand(mpd_Connection * connection);
+
+ char *mpd_getNextTagType(mpd_Connection * connection);
+
+/**
+ * @param connection a MpdConnection
+ * @param path the path to the playlist.
+ *
+ * List the content, with full metadata, of a stored playlist.
+ *
+ */
+ void mpd_sendListPlaylistInfoCommand(mpd_Connection * connection, char *path);
+
+/**
+ * @param connection a MpdConnection
+ * @param path the path to the playlist.
+ *
+ * List the content of a stored playlist.
+ *
+ */
+ void mpd_sendListPlaylistCommand(mpd_Connection * connection, char *path);
+
+/**
+ * @param connection a #mpd_Connection
+ * @param exact if to match exact
+ *
+ * starts a search, use mpd_addConstraintSearch to add
+ * a constraint to the search, and mpd_commitSearch to do the actual search
+ */
+ void mpd_startSearch(mpd_Connection * connection, int exact);
+
+/**
+ * @param connection a #mpd_Connection
+ * @param type
+ * @param name
+ */
+ void mpd_addConstraintSearch(mpd_Connection * connection, int type, const char *name);
+
+/**
+ * @param connection a #mpd_Connection
+ */
+ void mpd_commitSearch(mpd_Connection * connection);
+
+/**
+ * @param connection a #mpd_Connection
+ * @param type The type to search for
+ *
+ * starts a search for fields... f.e. get a list of artists would be:
+ * @code
+ * mpd_startFieldSearch(connection, MPD_TAG_ITEM_ARTIST);
+ * mpd_commitSearch(connection);
+ * @endcode
+ *
+ * or get a list of artist in genre "jazz" would be:
+ * @code
+ * mpd_startFieldSearch(connection, MPD_TAG_ITEM_ARTIST);
+ * mpd_addConstraintSearch(connection, MPD_TAG_ITEM_GENRE, "jazz")
+ * mpd_commitSearch(connection);
+ * @endcode
+ *
+ * mpd_startSearch will return a list of songs (and you need mpd_getNextInfoEntity)
+ * this one will return a list of only one field (the one specified with type) and you need
+ * mpd_getNextTag to get the results
+ */
+ void mpd_startFieldSearch(mpd_Connection * connection, int type);
+
+ void mpd_startPlaylistSearch(mpd_Connection * connection, int exact);
+
+ void mpd_startStatsSearch(mpd_Connection * connection);
+
+ void mpd_sendPlaylistClearCommand(mpd_Connection * connection, char *path);
+
+ void mpd_sendPlaylistAddCommand(mpd_Connection * connection, char *playlist, char *path);
+
+ void mpd_sendPlaylistMoveCommand(mpd_Connection * connection, char *playlist, int from, int to);
+
+ void mpd_sendPlaylistDeleteCommand(mpd_Connection * connection, char *playlist, int pos);
+#ifdef __cplusplus
+}
+#endif
+#endif