Ibiltari Nora / OSC

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

OSCData.cpp@7:98280cef1c4f, 2018-12-03 (annotated)

Committer:
Ibiltari
Date:
Mon Dec 03 20:27:07 2018 +0100
Revision:
7:98280cef1c4f
Child:
9:e4528f622bcc
Cambio de libreria base a CNMAT OSC Arduino

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Ibiltari 7:98280cef1c4f 1
Ibiltari 7:98280cef1c4f 2 #include "OSCData.h"
Ibiltari 7:98280cef1c4f 3
Ibiltari 7:98280cef1c4f 4
Ibiltari 7:98280cef1c4f 5
Ibiltari 7:98280cef1c4f 6 /*=============================================================================
Ibiltari 7:98280cef1c4f 7 CONSTRUCTORS
Ibiltari 7:98280cef1c4f 8
Ibiltari 7:98280cef1c4f 9 overloaded methods for each of the types which will
Ibiltari 7:98280cef1c4f 10 set the type flag, the size (in bytes), and the data
Ibiltari 7:98280cef1c4f 11 =============================================================================*/
Ibiltari 7:98280cef1c4f 12
Ibiltari 7:98280cef1c4f 13 /*
Ibiltari 7:98280cef1c4f 14 OSCData::OSCData(const char * s){
Ibiltari 7:98280cef1c4f 15 error = OSC_OK;
Ibiltari 7:98280cef1c4f 16 type = 's';
Ibiltari 7:98280cef1c4f 17 bytes = (strlen(s) + 1);
Ibiltari 7:98280cef1c4f 18 //own the data
Ibiltari 7:98280cef1c4f 19 char * mem = (char *) malloc(bytes);
Ibiltari 7:98280cef1c4f 20 if (mem == NULL){
Ibiltari 7:98280cef1c4f 21 error = ALLOCFAILED;
Ibiltari 7:98280cef1c4f 22 } else {
Ibiltari 7:98280cef1c4f 23 strcpy(mem, s);
Ibiltari 7:98280cef1c4f 24 data.s = mem;
Ibiltari 7:98280cef1c4f 25 }
Ibiltari 7:98280cef1c4f 26 }
Ibiltari 7:98280cef1c4f 27
Ibiltari 7:98280cef1c4f 28 */
Ibiltari 7:98280cef1c4f 29
Ibiltari 7:98280cef1c4f 30
Ibiltari 7:98280cef1c4f 31 OSCData::OSCData(int i){
Ibiltari 7:98280cef1c4f 32 error = OSC_OK;
Ibiltari 7:98280cef1c4f 33 type = 'i';
Ibiltari 7:98280cef1c4f 34 bytes = 4;
Ibiltari 7:98280cef1c4f 35 data.i = i;
Ibiltari 7:98280cef1c4f 36 }
Ibiltari 7:98280cef1c4f 37 OSCData::OSCData(long int i){
Ibiltari 7:98280cef1c4f 38 error = OSC_OK;
Ibiltari 7:98280cef1c4f 39 type = 'i';
Ibiltari 7:98280cef1c4f 40 bytes = 4;
Ibiltari 7:98280cef1c4f 41 data.i = i;
Ibiltari 7:98280cef1c4f 42 }
Ibiltari 7:98280cef1c4f 43 /*
Ibiltari 7:98280cef1c4f 44 OSCData::OSCData(unsigned int i){
Ibiltari 7:98280cef1c4f 45 error = OSC_OK;
Ibiltari 7:98280cef1c4f 46 type = 'i';
Ibiltari 7:98280cef1c4f 47 bytes = 4;
Ibiltari 7:98280cef1c4f 48 data.i = i;
Ibiltari 7:98280cef1c4f 49 }
Ibiltari 7:98280cef1c4f 50 */
Ibiltari 7:98280cef1c4f 51
Ibiltari 7:98280cef1c4f 52 OSCData::OSCData(float f){
Ibiltari 7:98280cef1c4f 53 error = OSC_OK;
Ibiltari 7:98280cef1c4f 54 type = 'f';
Ibiltari 7:98280cef1c4f 55 bytes = 4;
Ibiltari 7:98280cef1c4f 56 data.f = f;
Ibiltari 7:98280cef1c4f 57 }
Ibiltari 7:98280cef1c4f 58
Ibiltari 7:98280cef1c4f 59
Ibiltari 7:98280cef1c4f 60 OSCData::OSCData(bool b){
Ibiltari 7:98280cef1c4f 61 error = OSC_OK;
Ibiltari 7:98280cef1c4f 62 type = b?'T':'F';
Ibiltari 7:98280cef1c4f 63 bytes = 0;
Ibiltari 7:98280cef1c4f 64 }
Ibiltari 7:98280cef1c4f 65
Ibiltari 7:98280cef1c4f 66
Ibiltari 7:98280cef1c4f 67 OSCData::OSCData(double d){
Ibiltari 7:98280cef1c4f 68 error = OSC_OK;
Ibiltari 7:98280cef1c4f 69 bytes = sizeof(double);
Ibiltari 7:98280cef1c4f 70 //if it's not 8 bytes it's not a true double
Ibiltari 7:98280cef1c4f 71 if (bytes == 8){
Ibiltari 7:98280cef1c4f 72 type = 'd';
Ibiltari 7:98280cef1c4f 73 data.d = d;
Ibiltari 7:98280cef1c4f 74 } else {
Ibiltari 7:98280cef1c4f 75 type = 'f';
Ibiltari 7:98280cef1c4f 76 data.f = d;
Ibiltari 7:98280cef1c4f 77 }
Ibiltari 7:98280cef1c4f 78 }
Ibiltari 7:98280cef1c4f 79 /*
Ibiltari 7:98280cef1c4f 80 OSCData::OSCData(uint8_t * b, int len){
Ibiltari 7:98280cef1c4f 81 error = OSC_OK;
Ibiltari 7:98280cef1c4f 82 type = 'b';
Ibiltari 7:98280cef1c4f 83 bytes = len + 4;
Ibiltari 7:98280cef1c4f 84 //add the size to the front of the blob
Ibiltari 7:98280cef1c4f 85 uint32_t len32 = (uint32_t) len;
Ibiltari 7:98280cef1c4f 86 //make sure the length is endian-safe
Ibiltari 7:98280cef1c4f 87 len32 = BigEndian(len32);
Ibiltari 7:98280cef1c4f 88 uint8_t * lenPtr = (uint8_t *) (& len32);
Ibiltari 7:98280cef1c4f 89 //own the data
Ibiltari 7:98280cef1c4f 90 if(bytes>0)
Ibiltari 7:98280cef1c4f 91 {
Ibiltari 7:98280cef1c4f 92
Ibiltari 7:98280cef1c4f 93 uint8_t * mem = (uint8_t * ) malloc(bytes);
Ibiltari 7:98280cef1c4f 94 if (mem == NULL){
Ibiltari 7:98280cef1c4f 95 error = ALLOCFAILED;
Ibiltari 7:98280cef1c4f 96 } else {
Ibiltari 7:98280cef1c4f 97 //copy over the blob length
Ibiltari 7:98280cef1c4f 98 memcpy(mem, lenPtr, 4);
Ibiltari 7:98280cef1c4f 99 //copy over the blob data
Ibiltari 7:98280cef1c4f 100 memcpy(mem + 4, b, len);
Ibiltari 7:98280cef1c4f 101 data.b = mem;
Ibiltari 7:98280cef1c4f 102 }
Ibiltari 7:98280cef1c4f 103 }
Ibiltari 7:98280cef1c4f 104 else
Ibiltari 7:98280cef1c4f 105 data.b = 0;
Ibiltari 7:98280cef1c4f 106 }
Ibiltari 7:98280cef1c4f 107 */
Ibiltari 7:98280cef1c4f 108 OSCData::OSCData (OSCData * datum){
Ibiltari 7:98280cef1c4f 109 error = OSC_OK;
Ibiltari 7:98280cef1c4f 110 type = datum->type;
Ibiltari 7:98280cef1c4f 111 bytes = datum->bytes;
Ibiltari 7:98280cef1c4f 112 if ( (type == 'i') || (type == 'f') || (type == 'd') || (type == 't')
Ibiltari 7:98280cef1c4f 113 || (type == 'h') || (type == 'c') || (type == 'r') || (type == 'm')
Ibiltari 7:98280cef1c4f 114 )
Ibiltari 7:98280cef1c4f 115 {
Ibiltari 7:98280cef1c4f 116 data = datum->data;
Ibiltari 7:98280cef1c4f 117 } /* else if ((type == 's') || (type == 'b')){
Ibiltari 7:98280cef1c4f 118 //allocate a new piece of memory
Ibiltari 7:98280cef1c4f 119 uint8_t * mem = (uint8_t * ) malloc(bytes);
Ibiltari 7:98280cef1c4f 120 if (mem == NULL){
Ibiltari 7:98280cef1c4f 121 error = ALLOCFAILED;
Ibiltari 7:98280cef1c4f 122 } else {
Ibiltari 7:98280cef1c4f 123 //copy over the blob length
Ibiltari 7:98280cef1c4f 124 memcpy(mem, datum->data.b, bytes);
Ibiltari 7:98280cef1c4f 125 data.b = mem;
Ibiltari 7:98280cef1c4f 126 }
Ibiltari 7:98280cef1c4f 127 } */
Ibiltari 7:98280cef1c4f 128 }
Ibiltari 7:98280cef1c4f 129
Ibiltari 7:98280cef1c4f 130 //DESTRUCTOR
Ibiltari 7:98280cef1c4f 131 OSCData::~OSCData(){
Ibiltari 7:98280cef1c4f 132 /*
Ibiltari 7:98280cef1c4f 133 //if there are no bytes, there is nothing to free
Ibiltari 7:98280cef1c4f 134 if (bytes>0){
Ibiltari 7:98280cef1c4f 135 //if the data is of type 's' or 'b', need to free that memory
Ibiltari 7:98280cef1c4f 136 if (type == 's'){
Ibiltari 7:98280cef1c4f 137 free(data.s);
Ibiltari 7:98280cef1c4f 138 }else if( type == 'b'){
Ibiltari 7:98280cef1c4f 139 free(data.b);
Ibiltari 7:98280cef1c4f 140 }
Ibiltari 7:98280cef1c4f 141 }
Ibiltari 7:98280cef1c4f 142 */
Ibiltari 7:98280cef1c4f 143 }
Ibiltari 7:98280cef1c4f 144
Ibiltari 7:98280cef1c4f 145 //sets just the type as a message placeholder
Ibiltari 7:98280cef1c4f 146 //no data
Ibiltari 7:98280cef1c4f 147 OSCData::OSCData(char t){
Ibiltari 7:98280cef1c4f 148 error = INVALID_OSC;
Ibiltari 7:98280cef1c4f 149 type = t;
Ibiltari 7:98280cef1c4f 150 bytes = 0;
Ibiltari 7:98280cef1c4f 151 }
Ibiltari 7:98280cef1c4f 152
Ibiltari 7:98280cef1c4f 153 /*=============================================================================
Ibiltari 7:98280cef1c4f 154 GETTERS
Ibiltari 7:98280cef1c4f 155
Ibiltari 7:98280cef1c4f 156 perform a safety check to make sure the data type matches the request
Ibiltari 7:98280cef1c4f 157 otherwise returns NULL
Ibiltari 7:98280cef1c4f 158 =============================================================================*/
Ibiltari 7:98280cef1c4f 159
Ibiltari 7:98280cef1c4f 160 int32_t OSCData::getInt(){
Ibiltari 7:98280cef1c4f 161 if (type == 'i'){
Ibiltari 7:98280cef1c4f 162 return data.i;
Ibiltari 7:98280cef1c4f 163 } else {
Ibiltari 7:98280cef1c4f 164 return -1;
Ibiltari 7:98280cef1c4f 165 }
Ibiltari 7:98280cef1c4f 166 }
Ibiltari 7:98280cef1c4f 167
Ibiltari 7:98280cef1c4f 168 float OSCData::getFloat(){
Ibiltari 7:98280cef1c4f 169 if (type == 'f'){
Ibiltari 7:98280cef1c4f 170 return data.f;
Ibiltari 7:98280cef1c4f 171 } else {
Ibiltari 7:98280cef1c4f 172 return -1;
Ibiltari 7:98280cef1c4f 173 }
Ibiltari 7:98280cef1c4f 174 }
Ibiltari 7:98280cef1c4f 175
Ibiltari 7:98280cef1c4f 176 double OSCData::getDouble(){
Ibiltari 7:98280cef1c4f 177 if (type == 'd'){
Ibiltari 7:98280cef1c4f 178 return data.d;
Ibiltari 7:98280cef1c4f 179 } else {
Ibiltari 7:98280cef1c4f 180 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 181 return (double)NULL;
Ibiltari 7:98280cef1c4f 182 #else
Ibiltari 7:98280cef1c4f 183 return -1;
Ibiltari 7:98280cef1c4f 184 #endif
Ibiltari 7:98280cef1c4f 185 }
Ibiltari 7:98280cef1c4f 186 }
Ibiltari 7:98280cef1c4f 187 bool OSCData::getBoolean(){
Ibiltari 7:98280cef1c4f 188 if (type == 'T'){
Ibiltari 7:98280cef1c4f 189 return true;
Ibiltari 7:98280cef1c4f 190 } else if (type=='F'){
Ibiltari 7:98280cef1c4f 191 return false;
Ibiltari 7:98280cef1c4f 192 }
Ibiltari 7:98280cef1c4f 193 else
Ibiltari 7:98280cef1c4f 194 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 195 return NULL;
Ibiltari 7:98280cef1c4f 196 #else
Ibiltari 7:98280cef1c4f 197 return -1;
Ibiltari 7:98280cef1c4f 198 #endif
Ibiltari 7:98280cef1c4f 199 }
Ibiltari 7:98280cef1c4f 200
Ibiltari 7:98280cef1c4f 201
Ibiltari 7:98280cef1c4f 202 // no-safety-check straightforward way to fill the passed buffer
Ibiltari 7:98280cef1c4f 203 // with the received string
Ibiltari 7:98280cef1c4f 204 int OSCData::getString(char * strBuffer){
Ibiltari 7:98280cef1c4f 205 if (type == 's'){
Ibiltari 7:98280cef1c4f 206 strncpy(strBuffer, data.s, bytes);
Ibiltari 7:98280cef1c4f 207 return bytes;
Ibiltari 7:98280cef1c4f 208 } else {
Ibiltari 7:98280cef1c4f 209 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 210 return (int)NULL;
Ibiltari 7:98280cef1c4f 211 #else
Ibiltari 7:98280cef1c4f 212 return -1;
Ibiltari 7:98280cef1c4f 213 #endif
Ibiltari 7:98280cef1c4f 214 }
Ibiltari 7:98280cef1c4f 215 }
Ibiltari 7:98280cef1c4f 216
Ibiltari 7:98280cef1c4f 217 // it's possible to pass strBuffer's size as argument (length)
Ibiltari 7:98280cef1c4f 218 // in order to check that it won't be overflown
Ibiltari 7:98280cef1c4f 219 int OSCData::getString(char * strBuffer, int length){
Ibiltari 7:98280cef1c4f 220 if (type == 's' && bytes <= length){
Ibiltari 7:98280cef1c4f 221 strncpy(strBuffer, data.s, bytes);
Ibiltari 7:98280cef1c4f 222 return bytes;
Ibiltari 7:98280cef1c4f 223 } else {
Ibiltari 7:98280cef1c4f 224 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 225 return (int)NULL;
Ibiltari 7:98280cef1c4f 226 #else
Ibiltari 7:98280cef1c4f 227 return -1;
Ibiltari 7:98280cef1c4f 228 #endif
Ibiltari 7:98280cef1c4f 229 }
Ibiltari 7:98280cef1c4f 230 }
Ibiltari 7:98280cef1c4f 231
Ibiltari 7:98280cef1c4f 232 // Here we can get only a part of the blob
Ibiltari 7:98280cef1c4f 233 int OSCData::getString(char * strBuffer, int length, int offset, int size){
Ibiltari 7:98280cef1c4f 234 if (type == 's' && size <= bytes && size <= length){
Ibiltari 7:98280cef1c4f 235 strncpy(strBuffer, data.s + offset, size);
Ibiltari 7:98280cef1c4f 236 return size;
Ibiltari 7:98280cef1c4f 237 } else {
Ibiltari 7:98280cef1c4f 238 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 239 return (int)NULL;
Ibiltari 7:98280cef1c4f 240 #else
Ibiltari 7:98280cef1c4f 241 return -1;
Ibiltari 7:98280cef1c4f 242 #endif
Ibiltari 7:98280cef1c4f 243 }
Ibiltari 7:98280cef1c4f 244 }
Ibiltari 7:98280cef1c4f 245 /*
Ibiltari 7:98280cef1c4f 246 // no-safety-check straightforward way to fill the passed buffer
Ibiltari 7:98280cef1c4f 247 // with the contents of the received blob
Ibiltari 7:98280cef1c4f 248 int OSCData::getBlob(uint8_t * blobBuffer){
Ibiltari 7:98280cef1c4f 249 // read the blob length
Ibiltari 7:98280cef1c4f 250 int blobLength = getBlobLength();
Ibiltari 7:98280cef1c4f 251
Ibiltari 7:98280cef1c4f 252 if (type == 'b'){
Ibiltari 7:98280cef1c4f 253 memcpy(blobBuffer, data.b + 4, blobLength);
Ibiltari 7:98280cef1c4f 254 return blobLength;
Ibiltari 7:98280cef1c4f 255 } else {
Ibiltari 7:98280cef1c4f 256 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 257 return (int)NULL;
Ibiltari 7:98280cef1c4f 258 #else
Ibiltari 7:98280cef1c4f 259 return -1;
Ibiltari 7:98280cef1c4f 260 #endif
Ibiltari 7:98280cef1c4f 261 }
Ibiltari 7:98280cef1c4f 262 }
Ibiltari 7:98280cef1c4f 263
Ibiltari 7:98280cef1c4f 264 // it's possible to pass blobBuffer's size as argument (length)
Ibiltari 7:98280cef1c4f 265 // in order to check that it won't be overflown
Ibiltari 7:98280cef1c4f 266 int OSCData::getBlob(uint8_t * blobBuffer, int length){
Ibiltari 7:98280cef1c4f 267 //jump over the first 4 bytes which encode the length
Ibiltari 7:98280cef1c4f 268 int blobLength = bytes-4;
Ibiltari 7:98280cef1c4f 269 if (type == 'b' && blobLength <= length){
Ibiltari 7:98280cef1c4f 270 memcpy(blobBuffer, data.b + 4, blobLength);
Ibiltari 7:98280cef1c4f 271 return blobLength;
Ibiltari 7:98280cef1c4f 272 } else {
Ibiltari 7:98280cef1c4f 273 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 274 return (int)NULL;
Ibiltari 7:98280cef1c4f 275 #else
Ibiltari 7:98280cef1c4f 276 return -1;
Ibiltari 7:98280cef1c4f 277 #endif
Ibiltari 7:98280cef1c4f 278 }
Ibiltari 7:98280cef1c4f 279 }
Ibiltari 7:98280cef1c4f 280
Ibiltari 7:98280cef1c4f 281 // Here we can get only a part of the blob
Ibiltari 7:98280cef1c4f 282 int OSCData::getBlob(uint8_t * blobBuffer, int length, int offset, int size){
Ibiltari 7:98280cef1c4f 283 //jump over the first 4 bytes which encode the length
Ibiltari 7:98280cef1c4f 284 int blobLength = bytes-4;
Ibiltari 7:98280cef1c4f 285 if (type == 'b' && size <= blobLength && size <= length){
Ibiltari 7:98280cef1c4f 286 memcpy(blobBuffer, data.b + 4 + offset, size);
Ibiltari 7:98280cef1c4f 287 return size;
Ibiltari 7:98280cef1c4f 288 } else {
Ibiltari 7:98280cef1c4f 289 #ifndef ESPxx
Ibiltari 7:98280cef1c4f 290 return (int)NULL;
Ibiltari 7:98280cef1c4f 291 #else
Ibiltari 7:98280cef1c4f 292 return -1;
Ibiltari 7:98280cef1c4f 293 #endif
Ibiltari 7:98280cef1c4f 294 }
Ibiltari 7:98280cef1c4f 295 }
Ibiltari 7:98280cef1c4f 296
Ibiltari 7:98280cef1c4f 297
Ibiltari 7:98280cef1c4f 298
Ibiltari 7:98280cef1c4f 299 int OSCData::getBlobLength(){
Ibiltari 7:98280cef1c4f 300 if (type == 'b'){
Ibiltari 7:98280cef1c4f 301 //jump over the first 4 bytes which encode the length
Ibiltari 7:98280cef1c4f 302 return bytes-4;
Ibiltari 7:98280cef1c4f 303 }
Ibiltari 7:98280cef1c4f 304 return -1;
Ibiltari 7:98280cef1c4f 305 }
Ibiltari 7:98280cef1c4f 306 */