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openFPGALoader
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Send command and parameters in single operation. 

This significantly improves the performance because it reduces the
number of round trips needed.
This commit is contained in:
Sebastian Marsching 2026-03-01 01:02:58 +01:00 committed by Gwenhael Goavec-Merou
parent 3ae5e5e4a5
commit 485d9719b5
1 changed files with 6 additions and 10 deletions
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16
src/xvc_client.cpp
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@ -267,20 +267,16 @@ ssize_t XVC_client::xfer_pkt(const string &instr,
uint8_t *rx, uint32_t rx_size) uint8_t *rx, uint32_t rx_size)
{ {
ssize_t len = tx_size; ssize_t len = tx_size;
vector<uint8_t> buffer(instr.size() + (tx) ? tx_size : 0);
memcpy(buffer.data(), instr.c_str(), instr.size());
if (tx)
memcpy(buffer.data() + instr.size(), tx, tx_size);
/* 1. instruction */ if (sendall(_sock, buffer.data(), buffer.size(), 0) == -1) {
if (sendall(_sock, instr.c_str(), instr.size(), 0) == -1) { printError("Send failed");
printError("Send instruction failed");
return -1; return -1;
} }
if (tx) {
if (sendall(_sock, tx, tx_size, 0) == -1) {
printError("Send error");
return -1;
}
}
if (rx) { if (rx) {
len = recv(_sock, rx, rx_size, 0); len = recv(_sock, rx, rx_size, 0);
if (len < 0) { if (len < 0) {