static int osc_send(CSOUND *csound, OSCSEND *p)
{
/* Types I allow at present:
0) int
1) float
2) string
3) double
4) char
5) table as blob
*/
char port[8];
char *pp = port;
char *hh;
if (*p->port<0)
pp = NULL;
else
snprintf(port, 8, "%d", (int) MYFLT2LRND(*p->port));
hh = (char*) p->host->data;
if (*hh=='\0') hh = NULL;
if(p->addr != NULL)
lo_address_free(p->addr);
p->addr = lo_address_new(hh, pp);
if (p->cnt++ ==0 || *p->kwhen!=p->last) {
int i=0;
int msk = 0x20; /* First argument */
lo_message msg = lo_message_new();
char *type = (char*)p->type->data;
MYFLT **arg = p->arg;
p->last = *p->kwhen;
for (i=0; type[i]!='\0'; i++, msk <<=1) {
/* Need to add type checks */
switch (type[i]) {
case 'i':
lo_message_add_int32(msg, (int32_t) MYFLT2LRND(*arg[i]));
break;
case 'l':
case 'h':
lo_message_add_int64(msg, (int64_t) MYFLT2LRND(*arg[i]));
break;
case 'c':
lo_message_add_char(msg, (char) (*arg[i] + FL(0.5)));
break;
case 'm':
{
union a {
int32_t x;
uint8_t m[4];
} mm;
mm.x = *arg[i]+FL(0.5);
lo_message_add_midi(msg, mm.m);
break;
}
case 'f':
lo_message_add_float(msg, (float)(*arg[i]));
break;
case 'd':
lo_message_add_double(msg, (double)(*arg[i]));
break;
case 's':
lo_message_add_string(msg, ((STRINGDAT *)arg[i])->data);
break;
case 'b': /* Boolean */
if (*arg[i]==FL(0.0)) lo_message_add_true(msg);
else lo_message_add_false(msg);
break;
case 't': /* timestamp */
{
lo_timetag tt;
tt.sec = (uint32_t)(*arg[i]+FL(0.5));
msk <<= 1; i++;
if (UNLIKELY(type[i]!='t'))
return csound->PerfError(csound, p->h.insdshead,
Str("Time stamp is two values"));
tt.frac = (uint32_t)(*arg[i]+FL(0.5));
lo_message_add_timetag(msg, tt);
break;
}
//#ifdef SOMEFINEDAY
case 'G': /* fGen Table/blob */
{
lo_blob myblob;
int len, olen;
FUNC *ftp;
void *data;
/* make sure fn exists */
if (LIKELY((ftp=csound->FTnp2Find(csound,arg[i]))!=NULL)) {
len = ftp->flen; /* and set it up */
data = csound->Malloc(csound,
olen=sizeof(FUNC)-sizeof(MYFLT*)+
sizeof(MYFLT)*len);
memcpy(data, ftp, sizeof(FUNC)-sizeof(MYFLT*));
memcpy(data+sizeof(FUNC)-sizeof(MYFLT*),
ftp->ftable, sizeof(MYFLT)*len);
}
else {
return csound->PerfError(csound, p->h.insdshead,
Str("ftable %.2f does not exist"), *arg[i]);
}
myblob = lo_blob_new(olen, data);
lo_message_add_blob(msg, myblob);
csound->Free(csound, data);
lo_blob_free(myblob);
break;
}
//#endif
case 'a': /* Audio as blob */
{
lo_blob myblob;
MYFLT *data = csound->Malloc(csound, sizeof(MYFLT)*(CS_KSMPS+1));
data[0] = CS_KSMPS;
memcpy(&data[1], arg[i], data[0]);
myblob = lo_blob_new(sizeof(MYFLT)*(CS_KSMPS+1), data);
lo_message_add_blob(msg, myblob);
csound->Free(csound, data);
lo_blob_free(myblob);
break;
}
case 'A': /* Array/blob */
{
lo_blob myblob;
int len = 1;
ARRAYDAT *ss;
/* make sure fn exists */
if (LIKELY((ss = (ARRAYDAT*)arg[i]) !=NULL &&
ss->data != NULL)) {
int j, d;
for (j=0,d=ss->dimensions; d>0; j++, d--)
len *= ss->sizes[j];
len *= sizeof(MYFLT);
}
else {
return csound->PerfError(csound, p->h.insdshead,
Str("argument %d is not an array"), i);
}
// two parts needed
{
void *dd = malloc(len+sizeof(int)*(1+ss->dimensions));
memcpy(dd, &ss->dimensions, sizeof(int));
memcpy(dd+sizeof(int), ss->sizes, sizeof(int)*ss->dimensions);
memcpy(dd+sizeof(int)*(1+ss->dimensions), ss->data, len);
/* printf("dd length = %d dimensions = %d, %d %d %.8x %.8x %.8x %.8x\n", */
/* len+sizeof(int)*(1+ss->dimensions), ss->dimensions, */
/* ((int*)dd)[0], ((int*)dd)[1], ((int*)dd)[2], ((int*)dd)[3], */
/* ((int*)dd)[4], ((int*)dd)[5]); */
myblob = lo_blob_new(len, dd);
free(dd);
}
lo_message_add_blob(msg, myblob);
lo_blob_free(myblob);
break;
}
case 'S': csound->Warning(csound, "S unimplemented"); break;
//#endif
default:
csound->Warning(csound, Str("Unknown OSC type %c\n"), type[1]);
}
}
lo_send_message(p->addr, (char*)p->dest->data, msg);
lo_message_free(msg);
}
return OK;
}
int lo_message_add_varargs_internal(lo_message msg, const char *types,
va_list ap, const char *file, int line)
{
int count = 0;
int ret = 0;
while (types && *types) {
count++;
switch (*types++) {
case LO_INT32:{
int32_t i = va_arg(ap, int32_t);
lo_message_add_int32(msg, i);
break;
}
case LO_FLOAT:{
float f = (float) va_arg(ap, double);
lo_message_add_float(msg, f);
break;
}
case LO_STRING:{
char *s = va_arg(ap, char *);
#ifndef USE_ANSI_C
if (s == (char *) LO_MARKER_A) {
fprintf(stderr,
"liblo error: lo_send or lo_message_add called with "
"invalid string pointer for arg %d, probably arg mismatch\n"
"at %s:%d, exiting.\n", count, file, line);
}
#endif
lo_message_add_string(msg, s);
break;
}
case LO_BLOB:{
lo_blob b = va_arg(ap, lo_blob);
lo_message_add_blob(msg, b);
break;
}
case LO_INT64:{
int64_t i64 = va_arg(ap, int64_t);
lo_message_add_int64(msg, i64);
break;
}
case LO_TIMETAG:{
lo_timetag tt = va_arg(ap, lo_timetag);
lo_message_add_timetag(msg, tt);
break;
}
case LO_DOUBLE:{
double d = va_arg(ap, double);
lo_message_add_double(msg, d);
break;
}
case LO_SYMBOL:{
char *s = va_arg(ap, char *);
#ifndef USE_ANSI_C
if (s == (char *) LO_MARKER_A) {
fprintf(stderr,
"liblo error: lo_send or lo_message_add called with "
"invalid symbol pointer for arg %d, probably arg mismatch\n"
"at %s:%d, exiting.\n", count, file, line);
va_end(ap);
return -2;
}
#endif
lo_message_add_symbol(msg, s);
break;
}
case LO_CHAR:{
char c = va_arg(ap, int);
lo_message_add_char(msg, c);
break;
}
case LO_MIDI:{
uint8_t *m = va_arg(ap, uint8_t *);
lo_message_add_midi(msg, m);
break;
}
case LO_TRUE:
lo_message_add_true(msg);
break;
case LO_FALSE:
lo_message_add_false(msg);
break;
case LO_NIL:
lo_message_add_nil(msg);
break;
case LO_INFINITUM:
lo_message_add_infinitum(msg);
break;
case '$':
if (*types == '$') {
// type strings ending in '$$' indicate not to perform
// LO_MARKER checking
va_end(ap);
return 0;
}
// fall through to unknown type
default:{
ret = -1; // unknown type
fprintf(stderr,
"liblo warning: unknown type '%c' at %s:%d\n",
*(types - 1), file, line);
break;
}
}
}
#ifndef USE_ANSI_C
void *i = va_arg(ap, void *);
if (((unsigned long)i & 0xFFFFFFFFUL)
!= ((unsigned long)LO_MARKER_A & 0xFFFFFFFFUL))
{
ret = -2; // bad format/args
fprintf(stderr,
"liblo error: lo_send, lo_message_add, or lo_message_add_varargs called with "
"mismatching types and data at\n%s:%d, exiting.\n", file,
line);
va_end(ap);
return ret;
}
i = va_arg(ap, void *);
if (((unsigned long)i & 0xFFFFFFFFUL)
!= ((unsigned long)LO_MARKER_B & 0xFFFFFFFFUL))
{
ret = -2; // bad format/args
fprintf(stderr,
"liblo error: lo_send, lo_message_add, or lo_message_add_varargs called with "
"mismatching types and data at\n%s:%d, exiting.\n", file,
line);
}
#endif
va_end(ap);
return ret;
}
static int osc_send(CSOUND *csound, OSCSEND *p)
{
/* Types I allow at present:
0) int
1) float
2) string
3) double
4) char
5) table as blob
*/
if (p->cnt++ ==0 || *p->kwhen!=p->last) {
int i=0;
int msk = 0x20; /* First argument */
lo_message msg = lo_message_new();
char *type = (char*)p->type->data;
MYFLT **arg = p->arg;
p->last = *p->kwhen;
for (i=0; type[i]!='\0'; i++, msk <<=1) {
/* Need to add type checks */
switch (type[i]) {
case 'i':
lo_message_add_int32(msg, (int32_t) MYFLT2LRND(*arg[i]));
break;
case 'l':
lo_message_add_int64(msg, (int64_t) MYFLT2LRND(*arg[i]));
break;
case 'c':
lo_message_add_char(msg, (char) (*arg[i] + FL(0.5)));
break;
case 'm':
{
union a {
int32_t x;
uint8_t m[4];
} mm;
mm.x = *arg[i]+FL(0.5);
lo_message_add_midi(msg, mm.m);
break;
}
case 'f':
lo_message_add_float(msg, (float)(*arg[i]));
break;
case 'd':
lo_message_add_double(msg, (double)(*arg[i]));
break;
case 's':
lo_message_add_string(msg, ((STRINGDAT *)arg[i])->data);
break;
case 'b': /* Boolean */
if (*arg[i]==FL(0.0)) lo_message_add_true(msg);
else lo_message_add_false(msg);
break;
case 't': /* timestamp */
{
lo_timetag tt;
tt.sec = (uint32_t)(*arg[i]+FL(0.5));
msk <<= 1; i++;
if (UNLIKELY(type[i]!='t'))
return csound->PerfError(csound, p->h.insdshead,
Str("Time stamp is two values"));
tt.frac = (uint32_t)(*arg[i]+FL(0.5));
lo_message_add_timetag(msg, tt);
break;
}
//#ifdef SOMEFINEDAY
case 'T': /* Table/blob */
{
lo_blob myblob;
int len;
FUNC *ftp;
void *data;
/* make sure fn exists */
if (LIKELY((ftp=csound->FTnp2Find(csound,arg[i]))!=NULL)) {
data = ftp->ftable;
len = ftp->flen-1; /* and set it up */
}
else {
return csound->PerfError(csound, p->h.insdshead,
Str("ftable %.2f does not exist"), *arg[i]);
}
myblob = lo_blob_new(sizeof(MYFLT)*len, data);
lo_message_add_blob(msg, myblob);
lo_blob_free(myblob);
break;
}
//#endif
default:
csound->Warning(csound, Str("Unknown OSC type %c\n"), type[1]);
}
}
lo_send_message(p->addr, (char*)p->dest->data, msg);
lo_message_free(msg);
}
return OK;
}
void test_deserialise()
{
char *buf, *buf2, *tmp;
const char *types = NULL, *path;
lo_arg **argv = NULL;
size_t len, size;
char data[256];
int result = 0;
lo_blob btest = lo_blob_new(sizeof(testdata), testdata);
uint8_t midi_data[4] = {0xff, 0xf7, 0xAA, 0x00};
lo_timetag tt = {0x1, 0x80000000};
lo_blob b = NULL;
// build a message
lo_message msg = lo_message_new();
TEST(0 == lo_message_get_argc(msg));
lo_message_add_float(msg, 0.12345678f); // 0 f
lo_message_add_int32(msg, 123); // 1 i
lo_message_add_string(msg, "123"); // 2 s
lo_message_add_blob(msg, btest); // 3 b
lo_message_add_midi(msg, midi_data); // 4 m
lo_message_add_int64(msg, 0x0123456789abcdefULL); // 5 h
lo_message_add_timetag(msg, tt); // 6 t
lo_message_add_double(msg, 0.9999); // 7 d
lo_message_add_symbol(msg, "sym"); // 8 S
lo_message_add_char(msg, 'X'); // 9 c
lo_message_add_char(msg, 'Y'); // 10 c
lo_message_add_true(msg); // 11 T
lo_message_add_false(msg); // 12 F
lo_message_add_nil(msg); // 13 N
lo_message_add_infinitum(msg); // 14 I
// test types, args
TEST(15 == lo_message_get_argc(msg));
types = lo_message_get_types(msg);
TEST(NULL != types);
argv = lo_message_get_argv(msg);
TEST(NULL != argv);
TEST('f' == types[0] && fabs(argv[0]->f - 0.12345678f) < FLT_EPSILON);
TEST('i' == types[1] && 123 == argv[1]->i);
TEST('s' == types[2] && !strcmp(&argv[2]->s, "123"));
TEST('b' == types[3]);
b = (lo_blob)argv[3];
TEST(lo_blob_datasize(b) == sizeof(testdata));
TEST(12 == lo_blobsize(b));
TEST(!memcmp(lo_blob_dataptr(b), &testdata, sizeof(testdata)));
TEST('m' == types[4] && !memcmp(&argv[4]->m, midi_data, 4));
TEST('h' == types[5] && 0x0123456789abcdefULL == argv[5]->h);
TEST('t' == types[6] && 1 == argv[6]->t.sec && 0x80000000 == argv[6]->t.frac);
TEST('d' == types[7] && fabs(argv[7]->d - 0.9999) < FLT_EPSILON);
TEST('S' == types[8] && !strcmp(&argv[8]->s, "sym"));
TEST('c' == types[9] && 'X' == argv[9]->c);
TEST('c' == types[10] && 'Y' == argv[10]->c);
TEST('T' == types[11] && NULL == argv[11]);
TEST('F' == types[12] && NULL == argv[12]);
TEST('N' == types[13] && NULL == argv[13]);
TEST('I' == types[14] && NULL == argv[14]);
// serialise it
len = lo_message_length(msg, "/foo");
printf("serialise message_length=%d\n", (int)len);
buf = calloc(len, sizeof(char));
size = 0;
tmp = lo_message_serialise(msg, "/foo", buf, &size);
TEST(tmp == buf && size == len && 92 == len);
lo_message_free(msg);
// deserialise it
printf("deserialise\n");
path = lo_get_path(buf, len);
TEST(NULL != path && !strcmp(path, "/foo"));
msg = lo_message_deserialise(buf, size, NULL);
TEST(NULL != msg);
// repeat same test as above
TEST(15 == lo_message_get_argc(msg));
types = lo_message_get_types(msg);
TEST(NULL != types);
argv = lo_message_get_argv(msg);
TEST(NULL != argv);
TEST('f' == types[0] && fabs(argv[0]->f - 0.12345678f) < FLT_EPSILON);
TEST('i' == types[1] && 123 == argv[1]->i);
TEST('s' == types[2] && !strcmp(&argv[2]->s, "123"));
TEST('b' == types[3]);
b = (lo_blob)argv[3];
TEST(lo_blob_datasize(b) == sizeof(testdata));
TEST(12 == lo_blobsize(b));
TEST(!memcmp(lo_blob_dataptr(b), &testdata, sizeof(testdata)));
TEST('m' == types[4] && !memcmp(&argv[4]->m, midi_data, 4));
TEST('h' == types[5] && 0x0123456789abcdefULL == argv[5]->h);
TEST('t' == types[6] && 1 == argv[6]->t.sec && 0x80000000 == argv[6]->t.frac);
TEST('d' == types[7] && fabs(argv[7]->d - 0.9999) < FLT_EPSILON);
TEST('S' == types[8] && !strcmp(&argv[8]->s, "sym"));
TEST('c' == types[9] && 'X' == argv[9]->c);
TEST('c' == types[10] && 'Y' == argv[10]->c);
TEST('T' == types[11] && NULL == argv[11]);
TEST('F' == types[12] && NULL == argv[12]);
TEST('N' == types[13] && NULL == argv[13]);
TEST('I' == types[14] && NULL == argv[14]);
// serialise it again, compare
len = lo_message_length(msg, "/foo");
printf("serialise message_length=%d\n", (int)len);
buf2 = calloc(len, sizeof(char));
size = 0;
tmp = lo_message_serialise(msg, "/foo", buf2, &size);
TEST(tmp == buf2 && size == len && 92 == len);
TEST(!memcmp(buf, buf2, len));
lo_message_free(msg);
lo_blob_free(btest);
free(buf);
free(buf2);
// deserialise failure tests with invalid message data
msg = lo_message_deserialise(data, 0, &result); // 0 size
TEST(NULL == msg && LO_ESIZE == result);
snprintf(data, 256, "%s", "/foo"); // unterminated path string
msg = lo_message_deserialise(data, 4, &result);
TEST(NULL == msg && LO_EINVALIDPATH == result);
snprintf(data, 256, "%s", "/f_o"); // non-0 in pad area
msg = lo_message_deserialise(data, 4, &result);
TEST(NULL == msg && LO_EINVALIDPATH == result);
snprintf(data, 256, "%s", "/t__"); // types missing
replace_char(data, 4, '_', '\0');
msg = lo_message_deserialise(data, 4, &result);
TEST(NULL == msg && LO_ENOTYPE == result);
snprintf(data, 256, "%s%s", "/t__", "____"); // types empty
replace_char(data, 8, '_', '\0');
msg = lo_message_deserialise(data, 8, &result);
TEST(NULL == msg && LO_EBADTYPE == result);
snprintf(data, 256, "%s%s", "/t__", ",f_"); // short message
replace_char(data, 7, '_', '\0');
msg = lo_message_deserialise(data, 7, &result);
TEST(NULL == msg && LO_EINVALIDTYPE == result);
snprintf(data, 256, "%s%s", "/t__", "ifi_"); // types missing comma
replace_char(data, 8, '_', '\0');
msg = lo_message_deserialise(data, 8, &result);
TEST(NULL == msg && LO_EBADTYPE == result);
snprintf(data, 256, "%s%s", "/t__", ",ifi"); // types unterminated
replace_char(data, 8, '_', '\0');
msg = lo_message_deserialise(data, 8, &result);
TEST(NULL == msg && LO_EINVALIDTYPE == result);
snprintf(data, 256, "%s%s", "/t__", ",ii_"); // not enough arg data
replace_char(data, 8, '_', '\0');
msg = lo_message_deserialise(data, 12, &result);
TEST(NULL == msg && LO_EINVALIDARG == result);
snprintf(data, 256, "%s%s", "/t__", ",ii_"); // not enough arg data again
replace_char(data, 8, '_', '\0');
msg = lo_message_deserialise(data, 15, &result);
TEST(NULL == msg && LO_EINVALIDARG == result);
snprintf(data, 256, "%s%s", "/t__", ",f__"); // too much arg data
replace_char(data, 8, '_', '\0');
msg = lo_message_deserialise(data, 16, &result);
TEST(NULL == msg && LO_ESIZE == result);
snprintf(data, 256, "%s%s", "/t__", ",bs_"); // blob longer than msg length
replace_char(data, 8, '_', '\0');
*(uint32_t *)(data + 8) = lo_htoo32((uint32_t)99999);
msg = lo_message_deserialise(data, 256, &result);
TEST(NULL == msg && LO_EINVALIDARG == result);
}
