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Code Issues Releases Wiki Activity

Increase default window size

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This commit is contained in:
M66B 2018-03-22 10:07:45 +01:00
parent 5c45632cce
commit e9fe933b3a
2 changed files with 5 additions and 2 deletions
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2
app/src/main/jni/netguard/netguard.h
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@ -61,6 +61,8 @@
#define SESSION_MAX 255 // number #define SESSION_MAX 255 // number
#define SESSION_LIMIT 30 // percent #define SESSION_LIMIT 30 // percent
#define SEND_BUF_DEFAULT 163840 // bytes
#define UID_MAX_AGE 30000 // milliseconds #define UID_MAX_AGE 30000 // milliseconds
#define SOCKS5_NONE 1 #define SOCKS5_NONE 1

5
app/src/main/jni/netguard/tcp.c
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@ -173,6 +173,7 @@ uint32_t get_send_window(const struct tcp_session *cur) {
else else
behind = (0x10000 + cur->local_seq - cur->acked); behind = (0x10000 + cur->local_seq - cur->acked);
uint32_t window = (behind < cur->send_window ? cur->send_window - behind : 0); uint32_t window = (behind < cur->send_window ? cur->send_window - behind : 0);
return window; return window;
} }
@ -188,14 +189,14 @@ int get_receive_buffer(const struct ng_session *cur) {
log_android(ANDROID_LOG_WARN, "getsockopt SO_RCVBUF %d: %s", errno, strerror(errno)); log_android(ANDROID_LOG_WARN, "getsockopt SO_RCVBUF %d: %s", errno, strerror(errno));
if (sendbuf == 0) if (sendbuf == 0)
sendbuf = 16384; // Safe default sendbuf = SEND_BUF_DEFAULT;
// Get unsent data size // Get unsent data size
int unsent = 0; int unsent = 0;
if (ioctl(cur->socket, SIOCOUTQ, &unsent)) if (ioctl(cur->socket, SIOCOUTQ, &unsent))
log_android(ANDROID_LOG_WARN, "ioctl SIOCOUTQ %d: %s", errno, strerror(errno)); log_android(ANDROID_LOG_WARN, "ioctl SIOCOUTQ %d: %s", errno, strerror(errno));
return (unsent < sendbuf / 2 ? sendbuf / 2 - unsent : 0); return (unsent < sendbuf ? sendbuf - unsent : 0);
} }
uint32_t get_receive_window(const struct ng_session *cur) { uint32_t get_receive_window(const struct ng_session *cur) {