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Duktape: Create 'conn' object with 'read' and 'write' function

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bel 2015-10-04 21:07:57 +02:00
parent f24cb97bf8
commit 9308cbd16d
3 changed files with 42 additions and 7 deletions
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43
src/mod_duktape.inl
View File

@ -14,7 +14,8 @@
/* Note: This is only experimental support, so any API may still change. */
static const char *civetweb_conn_id = "\xFF" "civetweb_conn";
static const char *civetweb_conn_id = "\xFF"
"civetweb_conn";
static void *mg_duk_mem_alloc(void *udata, duk_size_t size)
@ -51,7 +52,7 @@ mg_duk_fatal_handler(duk_context *ctx, duk_errcode_t code, const char *msg)
}
static duk_ret_t duk_itf_send(duk_context *ctx)
static duk_ret_t duk_itf_write(duk_context *ctx)
{
struct mg_connection *conn;
duk_double_t ret;
@ -77,12 +78,38 @@ static duk_ret_t duk_itf_send(duk_context *ctx)
}
static duk_ret_t duk_itf_read(duk_context *ctx)
{
struct mg_connection *conn;
char buf[1024];
int len;
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, -1, civetweb_conn_id);
conn = (struct mg_connection *)duk_to_pointer(ctx, -1);
if (!conn) {
duk_error(ctx,
DUK_ERR_INTERNAL_ERROR,
"function not available without connection object");
/* probably never reached, but satisfies static code analysis */
return DUK_RET_INTERNAL_ERROR;
}
len = mg_read(conn, buf, sizeof(buf));
duk_push_lstring(ctx, buf, len);
return 1;
}
static void mg_exec_duktape_script(struct mg_connection *conn, const char *path)
{
duk_context *ctx = NULL;
conn->must_close = 1;
/* Create Duktape interpreter state */
ctx = duk_create_heap(mg_duk_mem_alloc,
mg_duk_mem_realloc,
mg_duk_mem_free,
@ -93,9 +120,17 @@ static void mg_exec_duktape_script(struct mg_connection *conn, const char *path)
goto exec_duktape_finished;
}
/* Add "conn" object */
duk_push_global_object(ctx);
duk_push_c_function(ctx, duk_itf_send, 1 /*nargs*/);
duk_put_prop_string(ctx, -2, "send");
duk_push_object(ctx); /* create a new table/object ("conn") */
duk_push_c_function(ctx, duk_itf_write, 1 /* 1 = nargs */);
duk_put_prop_string(ctx, -2, "write"); /* add function conn.write */
duk_push_c_function(ctx, duk_itf_read, 0 /* 0 = nargs */);
duk_put_prop_string(ctx, -2, "read"); /* add function conn.read */
duk_put_prop_string(ctx, -2, "conn"); /* call the table "conn" */
duk_push_global_stash(ctx);
duk_push_pointer(ctx, (void *)conn);

2
test/prime.ssjs
View File

@ -29,7 +29,7 @@ function primeTest() {
print(res.join(' '));
}
print = this.send || print
print = this.send || conn.write
print('HTTP/1.0 200 OK\r\nContent-Type: text/plain\r\n\r\n');

4
test/syntax_error.ssjs
View File

@ -1,7 +1,7 @@
print('HTTP/1.0 200 OK\r\nContent-Type: text/plain\r\n\r\n');
conn.write('HTTP/1.0 200 OK\r\nContent-Type: text/plain\r\n\r\n');
print('Syntax error:');
conn.write('Syntax error:');
asdf ghjk qwert 123456789 +-*/
.!,;