diff options
Diffstat (limited to 'lib/dvb_si/ait.cpp')
| -rw-r--r-- | lib/dvb_si/ait.cpp | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/lib/dvb_si/ait.cpp b/lib/dvb_si/ait.cpp new file mode 100644 index 00000000..74e38ca2 --- /dev/null +++ b/lib/dvb_si/ait.cpp @@ -0,0 +1,94 @@ +/* + * $Id: ait.cpp,v 1.1 2003-10-17 15:36:37 tmbinc Exp $ + * + * (C) 2002-2003 Andreas Oberritter <obi@saftware.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include <lib/dvb_si/ait.h> + +ApplicationIdentifier::ApplicationIdentifier(const uint8_t * const buffer) +{ + organisationId = (buffer[0] << 24) | (buffer[1] << 16) | (buffer[2] << 8) | buffer[3]; + applicationId = (buffer[4] << 8) | buffer[5]; +} + +uint32_t ApplicationIdentifier::getOrganisationId(void) const +{ + return organisationId; +} + +uint16_t ApplicationIdentifier::getApplicationId(void) const +{ + return applicationId; +} + +ApplicationInformation::ApplicationInformation(const uint8_t * const buffer) +{ + applicationIdentifier = new ApplicationIdentifier(&buffer[0]); + applicationControlCode = buffer[6]; + reserved = (buffer[7] >> 4) & 0x0f; + applicationDescriptorsLoopLength = ((buffer[7] & 0x0f) << 8) | buffer[8]; + + for (uint16_t i = 0; i < applicationDescriptorsLoopLength; i += buffer[i + 10] + 2) + descriptor(&buffer[i + 9]); +} + +ApplicationInformation::~ApplicationInformation(void) +{ + delete applicationIdentifier; +} + +const ApplicationIdentifier *ApplicationInformation::getApplicationIdentifier(void) const +{ + return applicationIdentifier; +} + +uint8_t ApplicationInformation::getApplicationControlCode(void) const +{ + return applicationControlCode; +} + +ApplicationInformationTable::ApplicationInformationTable(const uint8_t * const buffer) : LongCrcTable(buffer) +{ + reserved4 = (buffer[8] >> 4) & 0x0f; + commonDescriptorsLength = ((buffer[8] & 0x0f) << 8) | buffer[9]; + + for (uint16_t i = 0; i < commonDescriptorsLength; i += buffer[i + 11] + 2) + descriptor(&buffer[i + 10]); + + reserved5 = (buffer[commonDescriptorsLength + 10] >> 4) & 0x0f; + applicationLoopLength = ((buffer[commonDescriptorsLength + 10] & 0x0f) << 8) | buffer[commonDescriptorsLength + 11]; + + for (uint16_t i = 0; i < applicationLoopLength; i += 9) { + ApplicationInformation *a = new ApplicationInformation(&buffer[commonDescriptorsLength + 12]); + applicationInformation.push_back(a); + i += a->applicationDescriptorsLoopLength; + } +} + +ApplicationInformationTable::~ApplicationInformationTable(void) +{ + for (ApplicationInformationIterator i = applicationInformation.begin(); i != applicationInformation.end(); ++i) + delete *i; +} + +const ApplicationInformationVector *ApplicationInformationTable::getApplicationInformation(void) const +{ + return &applicationInformation; +} + |
