lsquic_qpack_exp.c revision 758aff32
1758aff32SDmitri Tikhonov/* Copyright (c) 2017 - 2020 LiteSpeed Technologies Inc. See LICENSE. */ 2758aff32SDmitri Tikhonov#include <inttypes.h> 3758aff32SDmitri Tikhonov#include <stdio.h> 4758aff32SDmitri Tikhonov#include <stdlib.h> 5758aff32SDmitri Tikhonov 6758aff32SDmitri Tikhonov#include "lsquic_int_types.h" 7758aff32SDmitri Tikhonov#include "lsquic_qpack_exp.h" 8758aff32SDmitri Tikhonov 9758aff32SDmitri Tikhonov 10758aff32SDmitri Tikhonovstruct qpack_exp_record * 11758aff32SDmitri Tikhonovlsquic_qpack_exp_new (void) 12758aff32SDmitri Tikhonov{ 13758aff32SDmitri Tikhonov return calloc(1, sizeof(struct qpack_exp_record)); 14758aff32SDmitri Tikhonov} 15758aff32SDmitri Tikhonov 16758aff32SDmitri Tikhonov 17758aff32SDmitri Tikhonovvoid 18758aff32SDmitri Tikhonovlsquic_qpack_exp_destroy (struct qpack_exp_record *exp) 19758aff32SDmitri Tikhonov{ 20758aff32SDmitri Tikhonov free(exp->qer_user_agent); 21758aff32SDmitri Tikhonov free(exp); 22758aff32SDmitri Tikhonov} 23758aff32SDmitri Tikhonov 24758aff32SDmitri Tikhonov 25758aff32SDmitri Tikhonovstatic const char *const flag2tag[] = { 26758aff32SDmitri Tikhonov [QER_SERVER|QER_ENCODER] = "server", 27758aff32SDmitri Tikhonov [QER_SERVER|0] = "user-agent", 28758aff32SDmitri Tikhonov [0 |QER_ENCODER] = "user-agent", 29758aff32SDmitri Tikhonov [0 |0] = "server", 30758aff32SDmitri Tikhonov}; 31758aff32SDmitri Tikhonov 32758aff32SDmitri Tikhonov 33758aff32SDmitri Tikhonovint 34758aff32SDmitri Tikhonovlsquic_qpack_exp_to_xml (const struct qpack_exp_record *exp, char *buf, 35758aff32SDmitri Tikhonov size_t buf_sz) 36758aff32SDmitri Tikhonov{ 37758aff32SDmitri Tikhonov const char *const tag = flag2tag[exp->qer_flags & (QER_SERVER|QER_ENCODER)]; 38758aff32SDmitri Tikhonov 39758aff32SDmitri Tikhonov return snprintf(buf, buf_sz, 40758aff32SDmitri Tikhonov "<qpack-exp>" 41758aff32SDmitri Tikhonov "<role>%s</role>" 42758aff32SDmitri Tikhonov "<duration units=\"ms\">%"PRIu64"</duration>" 43758aff32SDmitri Tikhonov "<hblock-count>%u</hblock-count>" 44758aff32SDmitri Tikhonov "<hblock-size>%u</hblock-size>" 45758aff32SDmitri Tikhonov "<peer-max-size>%u</peer-max-size>" 46758aff32SDmitri Tikhonov "<used-max-size>%u</used-max-size>" 47758aff32SDmitri Tikhonov "<peer-max-blocked>%u</peer-max-blocked>" 48758aff32SDmitri Tikhonov "<used-max-blocked>%u</used-max-blocked>" 49758aff32SDmitri Tikhonov "<comp-ratio>%.3f</comp-ratio>" 50758aff32SDmitri Tikhonov /* We just print unescaped string... */ 51758aff32SDmitri Tikhonov "<%s>%s</%s>" 52758aff32SDmitri Tikhonov "</qpack-exp>" 53758aff32SDmitri Tikhonov , exp->qer_flags & QER_ENCODER ? "encoder" : "decoder" 54758aff32SDmitri Tikhonov , (exp->qer_last_req - exp->qer_first_req) / 1000 /* Milliseconds */ 55758aff32SDmitri Tikhonov , exp->qer_hblock_count 56758aff32SDmitri Tikhonov , exp->qer_hblock_size 57758aff32SDmitri Tikhonov , exp->qer_peer_max_size 58758aff32SDmitri Tikhonov , exp->qer_used_max_size 59758aff32SDmitri Tikhonov , exp->qer_peer_max_blocked 60758aff32SDmitri Tikhonov , exp->qer_used_max_blocked 61758aff32SDmitri Tikhonov , exp->qer_comp_ratio 62758aff32SDmitri Tikhonov , tag 63758aff32SDmitri Tikhonov , exp->qer_user_agent ? exp->qer_user_agent : "" 64758aff32SDmitri Tikhonov , tag 65758aff32SDmitri Tikhonov ); 66758aff32SDmitri Tikhonov} 67