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set nodelay

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This commit is contained in:
folkert van heusden 2024-05-01 18:52:42 +02:00
parent 253c10e6f3
commit d7870fe63b
Signed by untrusted user who does not match committer: folkert
GPG key ID: 6B6455EDFEED3BD1
4 changed files with 24 additions and 2 deletions
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4
cpu.cpp
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@ -1415,8 +1415,8 @@ bool cpu::single_operand_instructions(const uint16_t instr)
b->mmudebug(a.addr.value());
a.mode_selection = rm_prev;
a.space = word_mode == wm_byte ? d_space : i_space;
set_flags = putGAM(a, v);
a.space = word_mode == wm_byte ? d_space : i_space;
set_flags = putGAM(a, v);
}
if (set_flags)

3
dc11.cpp
View file

@ -70,6 +70,8 @@ void dc11::operator()()
continue;
}
set_nodelay(pfds[i].fd);
sockaddr_in listen_addr;
memset(&listen_addr, 0, sizeof(listen_addr));
listen_addr.sin_family = AF_INET;
@ -115,6 +117,7 @@ void dc11::operator()()
}
pfds[client_i].fd = accept(pfds[i].fd, nullptr, nullptr);
set_nodelay(pfds[client_i].fd);
registers[i * 4 + 0] |= 0160000; // "ERROR", RING INDICATOR, CARRIER TRANSITION
if (is_rx_interrupt_enabled(i))

17
utils.cpp
View file

@ -6,7 +6,11 @@
#if defined(ESP32) || defined(BUILD_FOR_RP2040)
#include <Arduino.h>
#include "rp2040.h"
#else
#include <netinet/in.h>
#include <netinet/tcp.h>
#endif
#include <sys/socket.h>
#include <errno.h>
#include <pthread.h>
@ -23,6 +27,8 @@
#include "win32.h"
#endif
#include "log.h"
void setBit(uint16_t & v, const int bit, const bool vb)
{
@ -236,3 +242,14 @@ void update_word(uint16_t *const w, const bool msb, const uint8_t v)
(*w) |= v;
}
}
void set_nodelay(const int fd)
{
int flags = 1;
#if defined(__FreeBSD__) || defined(ESP32)
if (setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (void *)&flags, sizeof(flags)) == -1)
#else
if (setsockopt(fd, SOL_TCP, TCP_NODELAY, (void *)&flags, sizeof(flags)) == -1)
#endif
DOLOG(warning, true, "Cannot disable nagle algorithm");
}

2
utils.h
View file

@ -25,3 +25,5 @@ ssize_t WRITE(int fd, const char *whereto, size_t len);
ssize_t READ(int fd, char *whereto, size_t len);
void update_word(uint16_t *const w, const bool msb, const uint8_t v);
void set_nodelay(const int fd);