tsk_buffer_t* tmsrp_data_out_get(tmsrp_data_out_t* self)
{
tsk_buffer_t* ret = tsk_null;
tsk_size_t toread;
if(!self){
return tsk_null;
}
if(!(toread = self->size > TMSRP_MAX_CHUNK_SIZE ? TMSRP_MAX_CHUNK_SIZE : self->size)){
return tsk_null;
}
if(self->message){
ret = tsk_buffer_create(TSK_BUFFER_DATA(self->message), toread);
tsk_buffer_remove(self->message, 0, toread);
self->size = self->message->size;
}
else if(self->file){
// Buffer hack
tsk_size_t read;
ret = tsk_buffer_create_null();
ret->data = tsk_calloc(toread, sizeof(uint8_t));
ret->size = toread;
if((read = fread(ret->data, sizeof(uint8_t), toread, self->file)) == toread){
self->size -= toread;
}
else{
TSK_OBJECT_SAFE_FREE(ret);
}
}
return ret;
}
/**@ingroup tsk_buffer_group
* Appends new data to the buffer.
* @param self The buffer to append to. The buffer should be created using @ref tsk_buffer_create or @ref tsk_buffer_create_null.
* @param format A string with embedded tag to be substituted.
* @param ... List of parameters.
* @retval Zero if succeed and non-zero error code otherwise.
* @sa @ref tsk_buffer_append.
*
* @code
* tsk_buffer_t* buffer = tsk_buffer_create_null();
* tsk_buffer_append_2(buffer, "str1=%s, c1=%c and val1=%x", "str1", 'c', 0x2554);
* printf(TSK_BUFFER_TO_STRING(buffer));
* TSK_OBJECT_SAFE_FREE(buffer);
* @endcode
*/
int tsk_buffer_append_2(tsk_buffer_t* self, const char* format, ...)
{
/*
* I suppose that sizeof(char) = 1-byte
*/
int len = 0;
va_list ap;
char *buffer;
tsk_size_t oldsize;
va_list ap2;
if(!self){
return -1;
}
oldsize = self->size;
buffer = (char*)TSK_BUFFER_DATA(self);
/* initialize variable arguments (needed for 64bit platforms where vsnprintf will change the va_list) */
va_start(ap, format);
va_start(ap2, format);
/* compute destination len for windows mobile
*/
#if defined(_WIN32_WCE)
{
int n;
len = (tsk_strlen(format)*2);
buffer = (char*)tsk_realloc(buffer, (oldsize+len));
for(;;){
if( (n = vsnprintf((char*)(buffer + oldsize), len, format, ap)) >= 0 && (n<=len) ){
len = n;
break;
}
else{
len += 10;
buffer = (char*)tsk_realloc(buffer, (oldsize+len));
}
}
}
#else
len = vsnprintf(tsk_null, 0, format, ap);
buffer = (char*)tsk_realloc(buffer, oldsize+len+1);
vsnprintf((buffer + oldsize), len
#if !defined(_MSC_VER) || defined(__GNUC__)
+1
#endif
, format, ap2);
#endif
/* reset variable arguments */
va_end(ap);
va_end(ap2);
self->data = buffer;
self->size = (oldsize+len);
return 0;
}
char* tsdp_header_tostring(const tsdp_header_t *self)
{
tsk_buffer_t* output = tsk_buffer_create_null();
char* str = tsk_null;
if(!(tsdp_header_serialize(self, output))) {
str = tsk_strndup(TSK_BUFFER_DATA(output), TSK_BUFFER_SIZE(output));
}
TSK_OBJECT_SAFE_FREE(output);
return str;
}
/** internal function used to serialize a SMS-DELIVER message. */
int _tsms_tpdu_deliver_serialize(const tsms_tpdu_deliver_t* self, tsk_buffer_t* output)
{
uint8_t _1byte;
if(!self){
return -1;
}
/* SMSC address */
#if TSMS_TPDU_APPEND_SMSC
tsms_address_serialize(self->smsc, output);
#endif
/* SMS-DELIVER first Octect:
- TP-Message-Type-Indicator(2b)
- TP-More-Messages-to-Send(1b)
- TP-Loop-Prevention(1b)
- TP-Reply-Path(1b)
- TP-User-Data-Header-Indicator(1b)
- TP-Status-Report-Indication(1b)
+----+----+----+----+----+----+----+----+
| RP|UDHI|SRI | |LP |MMS | MTI |
+----+----+----+----+----+----+----+----+
*/
_1byte = (TSMS_TPDU_MESSAGE(self)->mti & 0xF3); /*2b*/
_1byte |= ((uint8_t)self->mms) << 2 /*1b*/
| ((uint8_t)self->lp) << 3 /*1b*/
/*1b (unused)*/
| ((uint8_t)self->sri) << 5 /*1b*/
| ((uint8_t)self->udhi) << 6 /*1b*/
| ((uint8_t)self->rp) << 7; /*1b*/
tsk_buffer_append(output, &_1byte, 1);
/* 3GPP TS 23.040 ==> TP-Originating-Address (TP-OA)*/
tsms_address_serialize(self->oa, output);
/* 3GPP TS 23.040 ==> 9.2.3.9 TP-Protocol-Identifier (TP-PID)*/
tsk_buffer_append(output, &TSMS_TPDU_MESSAGE(self)->pid, 1); /*1o*/
/* 3GPP TS 23.040 ==> 9.2.3.10 TP-Data-Coding-Scheme (TP-DCS)*/
tsk_buffer_append(output, &TSMS_TPDU_MESSAGE(self)->dcs, 1); /*1o*/
/* 3GPP TS 23.040 ==> TP-Service-Centre-Time-Stamp (TP-SCTS)*/
tsk_buffer_append(output, self->scts, sizeof(self->scts)); /*7o*/
/* 3GPP TS 23.040 ==> 9.2.3.16 TP-User-Data-Length (TP-UDL) */
tsk_buffer_append(output, &TSMS_TPDU_MESSAGE(self)->udl, 1); /*1o*/
/* 3GPP TS 23.040 ==> 9.2.3.24 TP-User Data (TP-UD) */
tsk_buffer_append(output, TSK_BUFFER_DATA(TSMS_TPDU_MESSAGE(self)->ud), TSK_BUFFER_SIZE(TSMS_TPDU_MESSAGE(self)->ud));
return 0;
}
tmsrp_message_t* tmsrp_data_in_get(tmsrp_data_in_t* self)
{
tmsrp_message_t* ret;
tsk_size_t msg_size;
if(!self || !self->buffer || !TSK_BUFFER_DATA(self->buffer) || !TSK_BUFFER_SIZE(self->buffer)){
//...this is not an error
return tsk_null;
}
if((ret = tmsrp_message_parse_2(self->buffer->data, self->buffer->size, &msg_size))){
tsk_buffer_remove(self->buffer, 0, msg_size);
return ret;
}
return tsk_null;
}
