87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
#ifndef _PACKET_PRIVATE_H
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#define _PACKET_PRIVATE_H
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#ifdef __cpluscplus
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extern "C"
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{
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#endif
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#include <stdint.h>
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#include <stdio.h>
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#include "log.h"
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#include "tuple.h"
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#include "packet.h"
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#define PACKET_MAX_LAYERS 32
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#define PACKET_LOG_ERROR(format, ...) LOG_ERROR("packet", format, ##__VA_ARGS__)
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#define PACKET_LOG_DEBUG(format, ...) void(0)
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//#define PACKET_LOG_DEBUG(format, ...) LOG_DEBUG("packet", format, ##__VA_ARGS__)
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enum ldbc_method
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{
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LDBC_METHOD_HASH_INT_IP = 1,
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LDBC_METHOD_HASH_EXT_IP = 2,
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LDBC_METHOD_HASH_INT_IP_AND_EXT_IP = 3,
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LDBC_METHOD_HASH_INNERMOST_INT_IP = 4,
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LDBC_METHOD_HASH_INNERMOST_EXT_IP = 5,
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};
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enum packet_origin
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{
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PACKET_ORIGIN_MARSIO = 0x1,
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PACKET_ORIGIN_DUMPFILE = 0x2,
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PACKET_ORIGIN_USER = 0x3,
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};
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struct packet
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{
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struct packet_layer layers[PACKET_MAX_LAYERS];
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struct packet_layer *frag_layer; // fragment layer
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int8_t layers_used;
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int8_t layers_size;
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const char *data_ptr;
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uint16_t data_len;
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int need_drop;
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void *io_ctx;
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enum packet_origin origin;
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};
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// return innermost payload
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const char *packet_parse(struct packet *pkt, const char *data, uint16_t len);
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void packet_print(const struct packet *pkt);
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// direction 1: E2I
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// direction 0: I2E
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uint64_t packet_get_hash(const struct packet *pkt, enum ldbc_method method, int direction);
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/******************************************************************************
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* Utils
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******************************************************************************/
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void packet_set_origin(struct packet *pkt, enum packet_origin origin);
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enum packet_origin packet_get_origin(const struct packet *pkt);
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void packet_set_io_ctx(struct packet *pkt, void *ctx);
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void *packet_get_io_ctx(const struct packet *pkt);
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int packet_is_fragment(const struct packet *pkt);
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struct packet *packet_new(uint16_t pkt_len);
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void packet_free(struct packet *pkt);
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struct packet *packet_dup(const struct packet *pkt);
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void packet_set_domain(struct packet *pkt, uint64_t domain);
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uint64_t packet_get_domain(const struct packet *pkt);
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void packet_set_route_ctx(struct packet *pkt, const char *route, int len);
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int packet_get_route_ctx(const struct packet *pkt, char *buff, int size); // return len of route ctx
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#ifdef __cpluscplus
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}
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#endif
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#endif
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