TAS
TCP Acceleration as an OS Service
config.h
1 /*
2  * Copyright 2019 University of Washington, Max Planck Institute for
3  * Software Systems, and The University of Texas at Austin
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining
6  * a copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sublicense, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
21  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
22  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 #ifndef CONFIG_H_
26 #define CONFIG_H_
27 
28 #include <stdint.h>
29 
31 enum config_cc_algorithm {
33  CONFIG_CC_DCTCP_WIN,
35  CONFIG_CC_DCTCP_RATE,
37  CONFIG_CC_TIMELY,
39  CONFIG_CC_CONST_RATE,
40 };
41 
43 struct configuration {
44  /* shared memory size */
45  uint64_t shm_len;
47  uint64_t nic_rx_len;
49  uint64_t nic_tx_len;
51  uint64_t app_kin_len;
53  uint64_t app_kout_len;
55  uint64_t tcp_rxbuf_len;
57  uint64_t tcp_txbuf_len;
59  uint32_t tcp_rtt_init;
61  uint32_t tcp_link_bw;
63  uint32_t tcp_handshake_to;
67  uint32_t ip;
69  uint8_t ip_prefix;
73  uint32_t arp_to;
75  uint32_t arp_to_max;
77  enum config_cc_algorithm cc_algorithm;
83  uint32_t cc_rexmit_ints;
85  uint32_t cc_dctcp_weight;
87  uint32_t cc_dctcp_init;
89  uint32_t cc_dctcp_step;
91  uint32_t cc_dctcp_mimd;
93  uint32_t cc_dctcp_min;
95  uint32_t cc_dctcp_minpkts;
97  uint32_t cc_const_rate;
99  uint32_t cc_timely_tlow;
101  uint32_t cc_timely_thigh;
103  uint32_t cc_timely_step;
105  uint32_t cc_timely_init;
107  uint32_t cc_timely_alpha;
109  uint32_t cc_timely_beta;
115  uint32_t fp_cores_max;
117  uint32_t fp_interrupts;
119  uint32_t fp_xsumoffload;
121  uint32_t fp_autoscale;
123  uint32_t fp_hugepages;
125  uint32_t fp_vlan_strip;
131  char *kni_name;
133  int ready_fd;
135  int quiet;
137  char **dpdk_argv;
140 };
141 
143 struct config_route {
145  uint32_t ip;
147  uint8_t ip_prefix;
149  uint32_t next_hop_ip;
152 };
153 
163 int config_parse(struct configuration *c, int argc, char *argv[]);
164 
165 #endif /* ndef CONFIG_H_ */
uint32_t fp_autoscale
Definition: config.h:121
uint32_t cc_timely_alpha
Definition: config.h:107
uint32_t cc_timely_thigh
Definition: config.h:101
uint32_t cc_timely_tlow
Definition: config.h:99
uint32_t fp_hugepages
Definition: config.h:123
int dpdk_argc
Definition: config.h:139
uint32_t fp_cores_max
Definition: config.h:115
uint32_t cc_dctcp_weight
Definition: config.h:85
char ** dpdk_argv
Definition: config.h:137
uint32_t tcp_handshake_to
Definition: config.h:63
uint32_t cc_timely_beta
Definition: config.h:109
uint32_t cc_dctcp_min
Definition: config.h:93
uint32_t tcp_rtt_init
Definition: config.h:59
uint8_t ip_prefix
Definition: config.h:147
uint32_t fp_interrupts
Definition: config.h:117
uint8_t ip_prefix
Definition: config.h:69
uint32_t cc_control_granularity
Definition: config.h:79
struct config_route * routes
Definition: config.h:71
uint32_t cc_control_interval
Definition: config.h:81
uint32_t cc_dctcp_mimd
Definition: config.h:91
uint32_t cc_dctcp_step
Definition: config.h:89
uint32_t cc_timely_min_rate
Definition: config.h:113
uint32_t cc_dctcp_minpkts
Definition: config.h:95
uint32_t cc_dctcp_init
Definition: config.h:87
uint64_t nic_tx_len
Definition: config.h:49
uint32_t ip
Definition: config.h:145
uint32_t cc_timely_step
Definition: config.h:103
char * kni_name
Definition: config.h:131
uint32_t fp_xsumoffload
Definition: config.h:119
uint32_t fp_vlan_strip
Definition: config.h:125
uint32_t cc_rexmit_ints
Definition: config.h:83
uint32_t fp_poll_interval_app
Definition: config.h:129
int ready_fd
Definition: config.h:133
uint64_t nic_rx_len
Definition: config.h:47
uint64_t app_kout_len
Definition: config.h:53
uint32_t arp_to
Definition: config.h:73
uint32_t cc_timely_min_rtt
Definition: config.h:111
struct config_route * next
Definition: config.h:151
uint64_t app_kin_len
Definition: config.h:51
uint32_t next_hop_ip
Definition: config.h:149
uint32_t ip
Definition: config.h:67
uint64_t tcp_txbuf_len
Definition: config.h:57
uint32_t tcp_handshake_retries
Definition: config.h:65
uint32_t arp_to_max
Definition: config.h:75
uint32_t cc_const_rate
Definition: config.h:97
enum config_cc_algorithm cc_algorithm
Definition: config.h:77
uint32_t cc_timely_init
Definition: config.h:105
uint64_t tcp_rxbuf_len
Definition: config.h:55
uint32_t tcp_link_bw
Definition: config.h:61
uint32_t fp_poll_interval_tas
Definition: config.h:127