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http: support HTTP HEAD

Browse source 
http://pulseaudio.org/ticket/781
This commit is contained in:
Matthijs Kooijman 2010-02-21 21:46:06 +01:00 • committed by Colin Guthrie
parent 93e7a19ee6
commit 4f677758b5
1 changed files with 44 additions and 3 deletions
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47
src/pulsecore/protocol-http.c
View file

@ -80,6 +80,11 @@ enum state {
STATE_DATA
};
enum method {
METHOD_GET,
METHOD_HEAD
};
struct connection {
pa_http_protocol *protocol;
pa_iochannel *io;
@ -89,6 +94,7 @@ struct connection {
pa_client *client;
enum state state;
char *url;
enum method method;
pa_module *module;
};
@ -327,6 +333,11 @@ static void html_response(
http_response(c, code, msg, MIME_HTML);
if (c->method == METHOD_HEAD) {
pa_ioline_defer_close(c->line);
return;
}
if (!text)
text = msg;
@ -363,6 +374,11 @@ static void handle_root(struct connection *c) {
http_response(c, 200, "OK", MIME_HTML);
if (c->method == METHOD_HEAD) {
pa_ioline_defer_close(c->line);
return;
}
pa_ioline_puts(c->line,
HTML_HEADER(PACKAGE_NAME" "PACKAGE_VERSION)
"<h1>"PACKAGE_NAME" "PACKAGE_VERSION"</h1>\n"
@ -402,6 +418,11 @@ static void handle_css(struct connection *c) {
http_response(c, 200, "OK", MIME_CSS);
if (c->method == METHOD_HEAD) {
pa_ioline_defer_close(c->line);
return;
}
pa_ioline_puts(c->line,
"body { color: black; background-color: white; }\n"
"a:link, a:visited { color: #900000; }\n"
@ -420,6 +441,12 @@ static void handle_status(struct connection *c) {
pa_assert(c);
http_response(c, 200, "OK", MIME_TEXT);
if (c->method == METHOD_HEAD) {
pa_ioline_defer_close(c->line);
return;
}
r = pa_full_status_string(c->protocol->core);
pa_ioline_puts(c->line, r);
pa_xfree(r);
@ -439,6 +466,11 @@ static void handle_listen(struct connection *c) {
"<h2>Sinks</h2>\n"
"<p>\n");
if (c->method == METHOD_HEAD) {
pa_ioline_defer_close(c->line);
return;
}
PA_IDXSET_FOREACH(sink, c->protocol->core->sinks, idx) {
char *t, *m;
@ -566,6 +598,10 @@ static void handle_listen_prefix(struct connection *c, const char *source_name)
http_response(c, 200, "OK", t);
pa_xfree(t);
if(c->method == METHOD_HEAD) {
connection_unlink(c);
return;
}
pa_ioline_set_callback(c->line, NULL, NULL);
if (pa_ioline_is_drained(c->line))
@ -606,10 +642,15 @@ static void line_callback(pa_ioline *line, const char *s, void *userdata) {
switch (c->state) {
case STATE_REQUEST_LINE: {
if (!pa_startswith(s, "GET "))
if (pa_startswith(s, "GET ")) {
c->method = METHOD_GET;
s +=4;
} else if (pa_startswith(s, "HEAD ")) {
c->method = METHOD_HEAD;
s +=5;
} else {
goto fail;
s +=4;
}
c->url = pa_xstrndup(s, strcspn(s, " \r\n\t?"));
c->state = STATE_MIME_HEADER;