pico.v and dependencies

vlib/picohttpparser/misc.v

@@ -0,0 +1,24 @@
+module picohttpparser
+
+[inline]
+fn cpy_str(dst byteptr, src string) int {
+	C.memcpy(dst, src.str, src.len)
+	return src.len
+}
+
+[inline]
+fn cpy(dst, src byteptr, len int) int {
+	C.memcpy(dst, src, len)
+	return len
+}
+
+[inline]
+pub fn cmp(dst, src string) bool {
+	if dst.len != src.len { return false }
+	return C.memcmp(dst.str, src.str, src.len) == 0
+}
+
+[inline]
+pub fn cmpn(dst, src string, n int) bool {
+	return C.memcmp(dst.str, src.str, n) == 0
+}

vlib/picohttpparser/picohttpparser.v

@@ -0,0 +1,29 @@
+// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
+// Use of this source code is governed by an MIT license
+// that can be found in the LICENSE file.
+module picohttpparser
+
+#flag -I @VROOT/thirdparty/picohttpparser
+#flag -L @VROOT/thirdparty/picohttpparser
+#flag @VROOT/thirdparty/picohttpparser/picohttpparser.o
+
+#include "picohttpparser.h"
+
+struct C.phr_header {
+pub:
+	name charptr
+	name_len int
+	value charptr
+	value_len int
+}
+struct C.phr_header_t {}
+
+fn phr_parse_request() int
+fn phr_parse_response() int
+fn phr_parse_headers() int
+
+fn phr_parse_request_path() int
+fn phr_parse_request_path_pipeline() int
+fn C.get_date() byteptr
+fn C.u64toa() int
+fn C.memcmp() int

vlib/picohttpparser/request.v

@@ -0,0 +1,67 @@
+module picohttpparser
+
+pub struct Request {
+mut:
+	method string
+	path string
+	headers *C.phr_header_t
+	num_headers u64
+}
+
+[inline]
+pub fn (r mut Request) parse_request(s string, headers *C.phr_header_t, max_headers int) int {
+	method_len := u64(0)
+	path_len := u64(0)
+	minor_version := 0
+	num_headers := u64(max_headers)
+
+	pret := C.phr_parse_request(
+		s.str, s.len,
+		&r.method, &method_len,
+		&r.path, &path_len,
+		&minor_version,
+		headers, &num_headers,
+		0
+	)
+	if pret > 0 {
+		r.method = tos(r.method.str, int(method_len))
+		r.path = tos(r.path.str, int(path_len))
+		r.headers = headers
+		r.num_headers = num_headers
+	}
+	return pret
+}
+
+[inline]
+pub fn (r mut Request) parse_request_path(s string) int {
+	method_len := u64(0)
+	path_len := u64(0)
+
+	pret := C.phr_parse_request_path(
+		s.str, s.len,
+		&r.method, &method_len,
+		&r.path, &path_len
+	)
+	if pret > 0 {
+		r.method = tos(r.method.str, int(method_len))
+		r.path = tos(r.path.str, int(path_len))
+	}
+	return pret
+}
+
+[inline]
+pub fn (r mut Request) parse_request_path_pipeline(s string) int {
+	method_len := u64(0)
+	path_len := u64(0)
+
+	pret := C.phr_parse_request_path_pipeline(
+		s.str, s.len,
+		&r.method, &method_len,
+		&r.path, &path_len
+	)
+	if pret > 0 {
+		r.method = tos(r.method.str, int(method_len))
+		r.path = tos(r.path.str, int(path_len))
+	}
+	return pret
+}

vlib/picohttpparser/response.v

@@ -0,0 +1,96 @@
+module picohttpparser
+
+pub struct Response {
+	fd int
+pub:
+	date byteptr
+	buf_start byteptr
+mut:
+	buf byteptr
+}
+
+[inline]
+pub fn (r mut Response) http_ok() &Response {
+	r.buf += cpy_str(r.buf, "HTTP/1.1 200 OK\r\n")
+	return r
+}
+
+[inline]
+pub fn (r mut Response) header(k, v string) &Response {
+	r.buf += cpy_str(r.buf, k)
+	r.buf += cpy_str(r.buf, ": ")
+	r.buf += cpy_str(r.buf, v)
+	r.buf += cpy_str(r.buf, "\r\n")
+	return r
+}
+
+[inline]
+pub fn (r mut Response) header_date() &Response {
+	r.buf += cpy_str(r.buf, "Date: ")
+	r.buf += cpy(r.buf, r.date, 29)
+	r.buf += cpy_str(r.buf, "\r\n")
+	return r
+}
+
+[inline]
+pub fn (r mut Response) header_server() &Response {
+	r.buf += cpy_str(r.buf, "Server: V\r\n")
+	return r
+}
+
+[inline]
+pub fn (r mut Response) content_type(s string) &Response {
+	r.buf += cpy_str(r.buf, "Content-Type: ")
+	r.buf += cpy_str(r.buf, s)
+	r.buf += cpy_str(r.buf, "\r\n")
+	return r
+}
+
+[inline]
+pub fn (r mut Response) plain() &Response {
+	r.buf += cpy_str(r.buf, "Content-Type: text/plain\r\n")
+	return r
+}
+
+[inline]
+pub fn (r mut Response) json() &Response {
+	r.buf += cpy_str(r.buf, "Content-Type: application/json\r\n")
+	return r
+}
+
+[inline]
+pub fn (r mut Response) body(body string) {
+	r.buf += cpy_str(r.buf, "Content-Length: ")
+	r.buf += C.u64toa(r.buf, body.len)
+	r.buf += cpy_str(r.buf, "\r\n\r\n")
+	r.buf += cpy_str(r.buf, body)
+}
+
+[inline]
+pub fn (r mut Response) http_404() {
+	r.buf += cpy_str(r.buf, 'HTTP/1.1 404 Not Found\r\nContent-Length: 0\r\n\r\n')
+}
+
+[inline]
+pub fn (r mut Response) http_405() {
+	r.buf += cpy_str(r.buf, 'HTTP/1.1 405 Method Not Allowed\r\nContent-Length: 0\r\n\r\n')
+}
+
+[inline]
+pub fn (r mut Response) http_500() {
+	r.buf += cpy_str(r.buf, 'HTTP/1.1 500 Internal Server Error\r\nContent-Length: 0\r\n\r\n')
+}
+
+[inline]
+pub fn (r mut Response) raw(response string) {
+	r.buf += cpy_str(r.buf, response)
+}
+
+[inline]
+pub fn (r mut Response) end() int {
+	n := int(r.buf - r.buf_start)
+	if C.write(r.fd, r.buf_start, n) != n {
+		return -1
+	}
+	return n
+}