Robert Schmidt
8107939f08
- all RAN code, CI code, configuration files, dockerfiles, in CSSL v1.0
- all deployment code (openshift, charts, ancillary files like shell
scripts), in MIT
- documentation in CC-BY-4.0
- exceptions might apply and are listed in NOTICE
- there is a new LICENSES folder with all licenses
- CONTRIBUTIONS.md has been updated accordingly
For automated changes based on OAI PL v1.1:
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.{c,h,cpp}
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.ts
perl -i~ -0pe 's/<!--.*Licensed to the OpenAirInterface.*openairinterface.org\n.*-->/<!-- SPDX-License-Identifier: LicenseRef-CSSL-1.0 -->/s' **/*.xml
The rest (cmake, files with missing license, cmake) manually.
100 lines
4.2 KiB
C
100 lines
4.2 KiB
C
/*
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* SPDX-License-Identifier: LicenseRef-CSSL-1.0
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*/
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#ifndef TLV_ENCODER_H_
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#define TLV_ENCODER_H_
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#include <arpa/inet.h> // htonl, htons
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#include <string.h> // memcpy
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#define ENCODE_U8(buffer, value, size) \
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do { \
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*(uint8_t*)(buffer) = value; \
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size += sizeof(uint8_t); \
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} while (0)
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/* Safely encodes a 16-bit value into a buffer, handling
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misalignment by memcpy 2 bytes to buffer in network
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byte order (big-endian). */
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#define ENCODE_U16(buffer, value, size) \
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do { \
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uint16_t _val = htons(value); \
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memcpy((buffer), &_val, sizeof(uint16_t)); \
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size += sizeof(uint16_t); \
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} while (0)
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/* Safely encodes a 24-bit value into a buffer, handling
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misalignment by using htonl and memcpy to copy 3 bytes
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in network byte order (big-endian). */
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#define ENCODE_U24(buffer, value, size) \
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do { \
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uint32_t _val = htonl(value); \
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memcpy((buffer), ((uint8_t*)&_val) + 1, 3); \
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size += sizeof(uint8_t) + sizeof(uint16_t); \
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} while (0)
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#define ENCODE_U32(buffer, value, size) \
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do { \
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uint32_t tmp = htonl(value); \
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memcpy(buffer, &tmp, sizeof(tmp)); \
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size += sizeof(uint32_t); \
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} while (0)
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#define IES_ENCODE_U8(buffer, encoded, value) \
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ENCODE_U8(buffer + encoded, value, encoded)
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#define IES_ENCODE_U16(buffer, encoded, value) \
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ENCODE_U16(buffer + encoded, value, encoded)
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#define IES_ENCODE_U24(buffer, encoded, value) \
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ENCODE_U24(buffer + encoded, value, encoded)
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#define IES_ENCODE_U32(buffer, encoded, value) \
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ENCODE_U32(buffer + encoded, value, encoded)
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typedef enum {
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TLV_ENCODE_ERROR_OK = 0,
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TLV_ENCODE_VALUE_DOESNT_MATCH = -1,
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/* Fatal errors - message should not be sent */
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TLV_ENCODE_OCTET_STRING_TOO_LONG_FOR_IEI = -10,
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TLV_ENCODE_WRONG_MESSAGE_TYPE = -11,
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TLV_ENCODE_PROTOCOL_NOT_SUPPORTED = -12,
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TLV_ENCODE_BUFFER_TOO_SHORT = -13,
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TLV_ENCODE_BUFFER_NULL = -14,
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} tlv_encoder_error_code;
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/* Defines error code limit below which message should be sent because
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* it cannot be further processed */
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#define TLV_ENCODE_FATAL_ERROR (TLV_ENCODE_VALUE_DOESNT_MATCH)
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#ifdef ENABLE_TESTS
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#define TLV_ENC_ERROR(...) fprintf(stderr, "TLV Encoder: " __VA_ARGS__)
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#else
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#define TLV_ENC_ERROR(...) // Do nothing
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#endif
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#define CHECK_PDU_POINTER_AND_LENGTH_ENCODER(bUFFER, mINIMUMlENGTH, lENGTH) \
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do { \
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if ((bUFFER) == NULL) { \
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TLV_ENC_ERROR("Got NULL pointer for the payload\n"); \
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return TLV_ENCODE_BUFFER_NULL; \
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} \
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if ((lENGTH) < (mINIMUMlENGTH)) { \
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TLV_ENC_ERROR("(%s:%d) Expecting at least %d bytes, got %u\n", __FILE__, __LINE__, (mINIMUMlENGTH), (lENGTH)); \
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return TLV_ENCODE_BUFFER_TOO_SHORT; \
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} \
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} while (0)
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#define CHECK_PDU_POINTER_ENCODER(bUFFER) \
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do { \
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if ((bUFFER) == NULL) { \
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TLV_ENC_ERROR("Got NULL pointer for the payload\n"); \
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errorCodeEncoder = TLV_ENCODE_BUFFER_NULL; \
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return TLV_ENCODE_BUFFER_NULL; \
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} \
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} while (0)
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#endif /* define (TLV_ENCODER_H_) */
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