/*
* Copyright (C) Max Romanov
* Copyright (C) NGINX, Inc.
*/
#include "nxt_go_run_ctx.h"
#include "nxt_go_log.h"
#include "nxt_go_port.h"
#include "_cgo_export.h"
#include <nxt_main.h>
int
nxt_go_response_write(nxt_go_request_t r, uintptr_t buf, size_t len)
{
nxt_int_t rc;
nxt_go_run_ctx_t *ctx;
if (nxt_slow_path(r == 0)) {
return 0;
}
nxt_go_debug("write: %d", (int) len);
ctx = (nxt_go_run_ctx_t *) r;
rc = nxt_go_ctx_write(ctx, (void *) buf, len);
return rc == NXT_OK ? len : -1;
}
int
nxt_go_request_read(nxt_go_request_t r, uintptr_t dst, size_t dst_len)
{
size_t res;
nxt_go_run_ctx_t *ctx;
if (nxt_slow_path(r == 0)) {
return 0;
}
ctx = (nxt_go_run_ctx_t *) r;
dst_len = nxt_min(dst_len, ctx->request.body.preread_size);
res = nxt_go_ctx_read_raw(ctx, (void *) dst, dst_len);
ctx->request.body.preread_size -= res;
return res;
}
int
nxt_go_request_read_from(nxt_go_request_t r, uintptr_t dst, size_t dst_len,
uintptr_t src, size_t src_len)
{
nxt_go_run_ctx_t *ctx;
if (nxt_slow_path(r == 0)) {
return 0;
}
ctx = (nxt_go_run_ctx_t *) r;
nxt_go_ctx_add_msg(ctx, (void *) src, src_len);
return nxt_go_request_read(r, dst, dst_len);
}
int
nxt_go_request_close(nxt_go_request_t r)
{
return 0;
}
int
nxt_go_request_done(nxt_go_request_t r)
{
nxt_int_t res;
nxt_go_run_ctx_t *ctx;
nxt_go_msg_t *msg, *b;
if (nxt_slow_path(r == 0)) {
return 0;
}
ctx = (nxt_go_run_ctx_t *) r;
res = nxt_go_ctx_flush(ctx, 1);
nxt_go_ctx_release_msg(ctx, &ctx->msg);
msg = ctx->msg.next;
while (msg != NULL) {
nxt_go_ctx_release_msg(ctx, msg);
b = msg;
msg = b->next;
free(b);
}
free(ctx);
return res;
}
void
nxt_go_ready(uint32_t stream)
{
nxt_port_msg_t port_msg;
port_msg.stream = stream;
port_msg.pid = getpid();
port_msg.reply_port = 0;
port_msg.type = _NXT_PORT_MSG_PROCESS_READY;
port_msg.last = 1;
port_msg.mmap = 0;
port_msg.nf = 0;
port_msg.mf = 0;
nxt_go_main_send(&port_msg, sizeof(port_msg), NULL, 0);
}
nxt_go_request_t
nxt_go_process_port_msg(uintptr_t buf, size_t buf_len, uintptr_t oob, size_t oob_len)
{
return nxt_go_port_on_read((void *) buf, buf_len, (void *) oob, oob_len);
}
const char *
nxt_go_version()
{
return NXT_VERSION;
}