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@ -58,75 +58,75 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/utils.h"
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#include "asterisk/lock.h"
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#include "asterisk/options.h"
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#include "asterisk/app.h"
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#define FESTIVAL_CONFIG "festival.conf"
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#define MAXLEN 180
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#define MAXFESTLEN 2048
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static char *app = "Festival";
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static char *synopsis = "Say text to the user";
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static char *descrip =
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" Festival(text[|intkeys]): Connect to Festival, send the argument, get back the waveform,"
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" Festival(text[,intkeys]): Connect to Festival, send the argument, get back the waveform,"
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"play it to the user, allowing any given interrupt keys to immediately terminate and return\n"
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"the value, or 'any' to allow any number back (useful in dialplan)\n";
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static char *socket_receive_file_to_buff(int fd,int *size)
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static char *socket_receive_file_to_buff(int fd, int *size)
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{
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/* Receive file (probably a waveform file) from socket using */
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/* Festival key stuff technique, but long winded I know, sorry */
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/* but will receive any file without closing the stream or */
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/* using OOB data */
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/* Receive file (probably a waveform file) from socket using
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* Festival key stuff technique, but long winded I know, sorry
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* but will receive any file without closing the stream or
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* using OOB data
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*/
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static char *file_stuff_key = "ft_StUfF_key"; /* must == Festival's key */
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char *buff;
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char *buff, *tmp;
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int bufflen;
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int n,k,i;
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char c;
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bufflen = 1024;
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if (!(buff = ast_malloc(bufflen)))
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{
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/* TODO: Handle memory allocation failure */
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}
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*size=0;
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for (k=0; file_stuff_key[k] != '\0';)
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{
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n = read(fd,&c,1);
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if (n==0) break; /* hit stream eof before end of file */
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if ((*size)+k+1 >= bufflen)
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{ /* +1 so you can add a NULL if you want */
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bufflen += bufflen/4;
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if (!(buff = ast_realloc(buff, bufflen)))
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{
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/* TODO: Handle memory allocation failure */
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}
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return NULL;
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*size = 0;
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for (k = 0; file_stuff_key[k] != '\0';) {
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n = read(fd, &c, 1);
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if (n == 0)
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break; /* hit stream eof before end of file */
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if ((*size) + k + 1 >= bufflen) {
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/* +1 so you can add a terminating NULL if you want */
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bufflen += bufflen / 4;
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if (!(tmp = ast_realloc(buff, bufflen))) {
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ast_free(buff);
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return NULL;
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}
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buff = tmp;
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}
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if (file_stuff_key[k] == c)
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k++;
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else if ((c == 'X') && (file_stuff_key[k+1] == '\0'))
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{ /* It looked like the key but wasn't */
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for (i=0; i < k; i++,(*size)++)
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else if ((c == 'X') && (file_stuff_key[k+1] == '\0')) {
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/* It looked like the key but wasn't */
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for (i = 0; i < k; i++, (*size)++)
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buff[*size] = file_stuff_key[i];
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k=0;
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k = 0;
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/* omit the stuffed 'X' */
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}
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else
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{
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for (i=0; i < k; i++,(*size)++)
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} else {
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for (i = 0; i < k; i++, (*size)++)
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buff[*size] = file_stuff_key[i];
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k=0;
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k = 0;
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buff[*size] = c;
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(*size)++;
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}
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}
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return buff;
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}
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static int send_waveform_to_fd(char *waveform, int length, int fd) {
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static int send_waveform_to_fd(char *waveform, int length, int fd)
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{
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int res;
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int x;
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#ifdef __PPC__
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@ -144,7 +144,7 @@ static int send_waveform_to_fd(char *waveform, int length, int fd) {
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pthread_sigmask(SIG_SETMASK, &oldset, NULL);
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return res;
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}
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for (x=0;x<256;x++) {
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for (x = 0; x < 256; x++) {
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if (x != fd)
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close(x);
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}
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@ -152,26 +152,22 @@ static int send_waveform_to_fd(char *waveform, int length, int fd) {
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ast_set_priority(0);
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signal(SIGPIPE, SIG_DFL);
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pthread_sigmask(SIG_UNBLOCK, &fullset, NULL);
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/*IAS */
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#ifdef __PPC__
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for( x=0; x<length; x+=2)
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{
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c = *(waveform+x+1);
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*(waveform+x+1)=*(waveform+x);
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*(waveform+x)=c;
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for (x = 0; x < length; x += 2) {
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c = *(waveform + x + 1);
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*(waveform + x + 1) = *(waveform + x);
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*(waveform + x) = c;
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}
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#endif
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write(fd,waveform,length);
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write(fd, waveform, length);
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close(fd);
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exit(0);
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}
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static int send_waveform_to_channel(struct ast_channel *chan, char *waveform, int length, char *intkeys) {
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int res=0;
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static int send_waveform_to_channel(struct ast_channel *chan, char *waveform, int length, char *intkeys)
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{
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int res = 0;
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int fds[2];
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int ms = -1;
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int pid = -1;
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int needed = 0;
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int owriteformat;
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@ -202,14 +198,13 @@ static int send_waveform_to_channel(struct ast_channel *chan, char *waveform, in
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return -1;
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}
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res=send_waveform_to_fd(waveform,length,fds[1]);
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res = send_waveform_to_fd(waveform, length, fds[1]);
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if (res >= 0) {
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pid = res;
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/* Order is important -- there's almost always going to be mp3... we want to prioritize the
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user */
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for (;;) {
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ms = 1000;
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res = ast_waitfor(chan, ms);
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res = ast_waitfor(chan, 1000);
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if (res < 1) {
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res = -1;
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break;
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@ -252,7 +247,7 @@ static int send_waveform_to_channel(struct ast_channel *chan, char *waveform, in
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}
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if (res < needed) { /* last frame */
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ast_debug(1, "Last frame\n");
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res=0;
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res = 0;
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ast_frfree(f);
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break;
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}
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@ -267,23 +262,19 @@ static int send_waveform_to_channel(struct ast_channel *chan, char *waveform, in
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close(fds[0]);
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close(fds[1]);
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/* if (pid > -1) */
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/* kill(pid, SIGKILL); */
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#if 0
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if (pid > -1)
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kill(pid, SIGKILL);
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#endif
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if (!res && owriteformat)
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ast_set_write_format(chan, owriteformat);
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return res;
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}
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#define MAXLEN 180
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#define MAXFESTLEN 2048
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static int festival_exec(struct ast_channel *chan, void *vdata)
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{
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int usecache;
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int res=0;
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int res = 0;
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struct sockaddr_in serv_addr;
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struct hostent *serverhost;
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struct ast_hostent ahp;
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@ -293,7 +284,7 @@ static int festival_exec(struct ast_channel *chan, void *vdata)
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const char *cachedir;
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const char *temp;
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const char *festivalcommand;
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int port=1314;
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int port = 1314;
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int n;
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char ack[4];
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char *waveform;
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@ -306,16 +297,19 @@ static int festival_exec(struct ast_channel *chan, void *vdata)
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char MD5Hex[33] = "";
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char koko[4] = "";
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char cachefile[MAXFESTLEN]="";
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int readcache=0;
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int writecache=0;
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int readcache = 0;
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int writecache = 0;
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int strln;
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int fdesc = -1;
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char buffer[16384];
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int seekpos = 0;
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char *data;
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char *intstr;
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struct ast_config *cfg;
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char *newfestivalcommand;
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(text);
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AST_APP_ARG(interrupt);
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);
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if (ast_strlen_zero(vdata)) {
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ast_log(LOG_WARNING, "festival requires an argument (text)\n");
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@ -336,7 +330,7 @@ static int festival_exec(struct ast_channel *chan, void *vdata)
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port = atoi(temp);
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}
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if (!(temp = ast_variable_retrieve(cfg, "general", "usecache"))) {
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usecache=0;
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usecache = 0;
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} else {
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usecache = ast_true(temp);
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}
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@ -364,22 +358,18 @@ static int festival_exec(struct ast_channel *chan, void *vdata)
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}
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data = ast_strdupa(vdata);
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AST_STANDARD_APP_ARGS(args, data);
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intstr = strchr(data, '|');
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if (intstr) {
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*intstr = '\0';
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intstr++;
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if (!strcasecmp(intstr, "any"))
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intstr = AST_DIGIT_ANY;
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}
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if (args.interrupt && !strcasecmp(args.interrupt, "any"))
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args.interrupt = AST_DIGIT_ANY;
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ast_debug(1, "Text passed to festival server : %s\n",(char *)data);
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ast_debug(1, "Text passed to festival server : %s\n", args.text);
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/* Connect to local festival server */
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fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
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if (fd < 0) {
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ast_log(LOG_WARNING,"festival_client: can't get socket\n");
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ast_log(LOG_WARNING, "festival_client: can't get socket\n");
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ast_config_destroy(cfg);
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return -1;
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}
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@ -390,109 +380,107 @@ static int festival_exec(struct ast_channel *chan, void *vdata)
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/* its a name rather than an ipnum */
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serverhost = ast_gethostbyname(host, &ahp);
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if (serverhost == (struct hostent *)0) {
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ast_log(LOG_WARNING,"festival_client: gethostbyname failed\n");
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if (serverhost == NULL) {
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ast_log(LOG_WARNING, "festival_client: gethostbyname failed\n");
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ast_config_destroy(cfg);
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return -1;
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}
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memmove(&serv_addr.sin_addr,serverhost->h_addr, serverhost->h_length);
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memmove(&serv_addr.sin_addr, serverhost->h_addr, serverhost->h_length);
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}
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serv_addr.sin_family = AF_INET;
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serv_addr.sin_port = htons(port);
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if (connect(fd, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) != 0) {
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ast_log(LOG_WARNING,"festival_client: connect to server failed\n");
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ast_log(LOG_WARNING, "festival_client: connect to server failed\n");
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ast_config_destroy(cfg);
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return -1;
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}
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/* Compute MD5 sum of string */
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MD5Init(&md5ctx);
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MD5Update(&md5ctx,(unsigned char const *)data,strlen(data));
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MD5Final(MD5Res,&md5ctx);
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MD5Update(&md5ctx, (unsigned char *)args.text, strlen(args.text));
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MD5Final(MD5Res, &md5ctx);
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MD5Hex[0] = '\0';
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/* Convert to HEX and look if there is any matching file in the cache
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directory */
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for (i=0;i<16;i++) {
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snprintf(koko, sizeof(koko), "%X",MD5Res[i]);
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for (i = 0; i < 16; i++) {
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snprintf(koko, sizeof(koko), "%X", MD5Res[i]);
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strncat(MD5Hex, koko, sizeof(MD5Hex) - strlen(MD5Hex) - 1);
|
|
|
|
|
}
|
|
|
|
|
readcache=0;
|
|
|
|
|
writecache=0;
|
|
|
|
|
if (strlen(cachedir)+strlen(MD5Hex)+1<=MAXFESTLEN && (usecache==-1)) {
|
|
|
|
|
readcache = 0;
|
|
|
|
|
writecache = 0;
|
|
|
|
|
if (strlen(cachedir) + strlen(MD5Hex) + 1 <= MAXFESTLEN && (usecache == -1)) {
|
|
|
|
|
snprintf(cachefile, sizeof(cachefile), "%s/%s", cachedir, MD5Hex);
|
|
|
|
|
fdesc=open(cachefile,O_RDWR);
|
|
|
|
|
if (fdesc==-1) {
|
|
|
|
|
fdesc=open(cachefile,O_CREAT|O_RDWR,AST_FILE_MODE);
|
|
|
|
|
if (fdesc!=-1) {
|
|
|
|
|
writecache=1;
|
|
|
|
|
strln=strlen((char *)data);
|
|
|
|
|
ast_debug(1,"line length : %d\n",strln);
|
|
|
|
|
write(fdesc,&strln,sizeof(int));
|
|
|
|
|
write(fdesc,data,strln);
|
|
|
|
|
seekpos=lseek(fdesc,0,SEEK_CUR);
|
|
|
|
|
ast_debug(1,"Seek position : %d\n",seekpos);
|
|
|
|
|
fdesc = open(cachefile, O_RDWR);
|
|
|
|
|
if (fdesc == -1) {
|
|
|
|
|
fdesc = open(cachefile, O_CREAT | O_RDWR, AST_FILE_MODE);
|
|
|
|
|
if (fdesc != -1) {
|
|
|
|
|
writecache = 1;
|
|
|
|
|
strln = strlen(args.text);
|
|
|
|
|
ast_debug(1, "line length : %d\n", strln);
|
|
|
|
|
write(fdesc, &strln, sizeof(strln));
|
|
|
|
|
write(fdesc, args.text, strln);
|
|
|
|
|
seekpos = lseek(fdesc, 0, SEEK_CUR);
|
|
|
|
|
ast_debug(1, "Seek position : %d\n", seekpos);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
read(fdesc,&strln,sizeof(int));
|
|
|
|
|
ast_debug(1,"Cache file exists, strln=%d, strlen=%d\n",strln,(int)strlen((char *)data));
|
|
|
|
|
if (strlen((char *)data)==strln) {
|
|
|
|
|
ast_debug(1,"Size OK\n");
|
|
|
|
|
read(fdesc,&bigstring,strln);
|
|
|
|
|
read(fdesc, &strln, sizeof(strln));
|
|
|
|
|
ast_debug(1, "Cache file exists, strln=%d, strlen=%d\n", strln, (int)strlen(args.text));
|
|
|
|
|
if (strlen(args.text) == strln) {
|
|
|
|
|
ast_debug(1, "Size OK\n");
|
|
|
|
|
read(fdesc, &bigstring, strln);
|
|
|
|
|
bigstring[strln] = 0;
|
|
|
|
|
if (strcmp(bigstring,data)==0) {
|
|
|
|
|
readcache=1;
|
|
|
|
|
if (strcmp(bigstring, args.text) == 0) {
|
|
|
|
|
readcache = 1;
|
|
|
|
|
} else {
|
|
|
|
|
ast_log(LOG_WARNING,"Strings do not match\n");
|
|
|
|
|
ast_log(LOG_WARNING, "Strings do not match\n");
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
ast_log(LOG_WARNING,"Size mismatch\n");
|
|
|
|
|
ast_log(LOG_WARNING, "Size mismatch\n");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (readcache==1) {
|
|
|
|
|
if (readcache == 1) {
|
|
|
|
|
close(fd);
|
|
|
|
|
fd=fdesc;
|
|
|
|
|
ast_debug(1,"Reading from cache...\n");
|
|
|
|
|
fd = fdesc;
|
|
|
|
|
ast_debug(1, "Reading from cache...\n");
|
|
|
|
|
} else {
|
|
|
|
|
ast_debug(1,"Passing text to festival...\n");
|
|
|
|
|
fs=fdopen(dup(fd),"wb");
|
|
|
|
|
fprintf(fs,festivalcommand,(char *)data);
|
|
|
|
|
ast_debug(1, "Passing text to festival...\n");
|
|
|
|
|
fs = fdopen(dup(fd), "wb");
|
|
|
|
|
fprintf(fs, festivalcommand, args.text);
|
|
|
|
|
fflush(fs);
|
|
|
|
|
fclose(fs);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Write to cache and then pass it down */
|
|
|
|
|
if (writecache==1) {
|
|
|
|
|
ast_debug(1,"Writing result to cache...\n");
|
|
|
|
|
while ((strln=read(fd,buffer,16384))!=0) {
|
|
|
|
|
write(fdesc,buffer,strln);
|
|
|
|
|
if (writecache == 1) {
|
|
|
|
|
ast_debug(1, "Writing result to cache...\n");
|
|
|
|
|
while ((strln = read(fd, buffer, 16384)) != 0) {
|
|
|
|
|
write(fdesc, buffer, strln);
|
|
|
|
|
}
|
|
|
|
|
close(fd);
|
|
|
|
|
close(fdesc);
|
|
|
|
|
fd=open(cachefile,O_RDWR);
|
|
|
|
|
lseek(fd,seekpos,SEEK_SET);
|
|
|
|
|
fd = open(cachefile, O_RDWR);
|
|
|
|
|
lseek(fd, seekpos, SEEK_SET);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ast_debug(1,"Passing data to channel...\n");
|
|
|
|
|
ast_debug(1, "Passing data to channel...\n");
|
|
|
|
|
|
|
|
|
|
/* Read back info from server */
|
|
|
|
|
/* This assumes only one waveform will come back, also LP is unlikely */
|
|
|
|
|
wave = 0;
|
|
|
|
|
do {
|
|
|
|
|
int read_data;
|
|
|
|
|
for (n=0; n < 3; )
|
|
|
|
|
{
|
|
|
|
|
read_data = read(fd,ack+n,3-n);
|
|
|
|
|
for (n = 0; n < 3; ) {
|
|
|
|
|
read_data = read(fd, ack + n, 3 - n);
|
|
|
|
|
/* this avoids falling in infinite loop
|
|
|
|
|
* in case that festival server goes down
|
|
|
|
|
* */
|
|
|
|
|
if ( read_data == -1 )
|
|
|
|
|
{
|
|
|
|
|
ast_log(LOG_WARNING,"Unable to read from cache/festival fd\n");
|
|
|
|
|
*/
|
|
|
|
|
if (read_data == -1) {
|
|
|
|
|
ast_log(LOG_WARNING, "Unable to read from cache/festival fd\n");
|
|
|
|
|
close(fd);
|
|
|
|
|
ast_config_destroy(cfg);
|
|
|
|
|
return -1;
|
|
|
|
|
@ -500,29 +488,29 @@ static int festival_exec(struct ast_channel *chan, void *vdata)
|
|
|
|
|
n += read_data;
|
|
|
|
|
}
|
|
|
|
|
ack[3] = '\0';
|
|
|
|
|
if (strcmp(ack,"WV\n") == 0) { /* receive a waveform */
|
|
|
|
|
ast_debug(1,"Festival WV command\n");
|
|
|
|
|
waveform = socket_receive_file_to_buff(fd,&filesize);
|
|
|
|
|
res = send_waveform_to_channel(chan,waveform,filesize, intstr);
|
|
|
|
|
if (strcmp(ack, "WV\n") == 0) { /* receive a waveform */
|
|
|
|
|
ast_debug(1, "Festival WV command\n");
|
|
|
|
|
if ((waveform = socket_receive_file_to_buff(fd, &filesize))) {
|
|
|
|
|
res = send_waveform_to_channel(chan, waveform, filesize, args.interrupt);
|
|
|
|
|
ast_free(waveform);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
else if (strcmp(ack,"LP\n") == 0) { /* receive an s-expr */
|
|
|
|
|
ast_debug(1,"Festival LP command\n");
|
|
|
|
|
waveform = socket_receive_file_to_buff(fd,&filesize);
|
|
|
|
|
waveform[filesize]='\0';
|
|
|
|
|
ast_log(LOG_WARNING,"Festival returned LP : %s\n",waveform);
|
|
|
|
|
break;
|
|
|
|
|
} else if (strcmp(ack, "LP\n") == 0) { /* receive an s-expr */
|
|
|
|
|
ast_debug(1, "Festival LP command\n");
|
|
|
|
|
if ((waveform = socket_receive_file_to_buff(fd, &filesize))) {
|
|
|
|
|
waveform[filesize] = '\0';
|
|
|
|
|
ast_log(LOG_WARNING, "Festival returned LP : %s\n", waveform);
|
|
|
|
|
ast_free(waveform);
|
|
|
|
|
} else if (strcmp(ack,"ER\n") == 0) { /* server got an error */
|
|
|
|
|
ast_log(LOG_WARNING,"Festival returned ER\n");
|
|
|
|
|
res=-1;
|
|
|
|
|
}
|
|
|
|
|
} else if (strcmp(ack, "ER\n") == 0) { /* server got an error */
|
|
|
|
|
ast_log(LOG_WARNING, "Festival returned ER\n");
|
|
|
|
|
res = -1;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
} while (strcmp(ack,"OK\n") != 0);
|
|
|
|
|
} while (strcmp(ack, "OK\n") != 0);
|
|
|
|
|
close(fd);
|
|
|
|
|
ast_config_destroy(cfg);
|
|
|
|
|
return res;
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int unload_module(void)
|
|
|
|
|
|
Tilghman Lesher
18 years ago