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auth support in esound and native

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AUTH and SET_NAME operatins in native
simple library


git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@51 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2004-07-06 00:08:44 +00:00
parent 722c2c8c87
commit f8cbde54da
22 changed files with 615 additions and 98 deletions
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57
src/protocol-native.c
View file

@ -1,3 +1,4 @@
#include <string.h>
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
@ -12,6 +13,7 @@
#include "tagstruct.h"
#include "pdispatch.h"
#include "pstream-util.h"
#include "authkey.h"
struct connection;
struct pa_protocol_native;
@ -46,6 +48,7 @@ struct pa_protocol_native {
struct pa_core *core;
struct pa_socket_server *server;
struct pa_idxset *connections;
uint8_t auth_cookie[PA_NATIVE_COOKIE_LENGTH];
};
static int sink_input_peek_cb(struct pa_sink_input *i, struct pa_memchunk *chunk);
@ -58,15 +61,21 @@ static void request_bytes(struct playback_stream*s);
static int command_exit(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
static int command_create_playback_stream(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
static int command_delete_playback_stream(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
static int command_auth(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
static int command_set_name(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata);
static const struct pa_pdispatch_command command_table[PA_COMMAND_MAX] = {
[PA_COMMAND_ERROR] = { NULL },
[PA_COMMAND_TIMEOUT] = { NULL },
[PA_COMMAND_REPLY] = { NULL },
[PA_COMMAND_CREATE_PLAYBACK_STREAM] = { command_create_playback_stream },
[PA_COMMAND_DELETE_PLAYBACK_STREAM] = { command_delete_playback_stream },
[PA_COMMAND_CREATE_RECORD_STREAM] = { NULL },
[PA_COMMAND_DELETE_RECORD_STREAM] = { NULL },
[PA_COMMAND_AUTH] = { command_auth },
[PA_COMMAND_REQUEST] = { NULL },
[PA_COMMAND_EXIT] = { command_exit },
[PA_COMMAND_SET_NAME] = { command_set_name },
};
/* structure management */
@ -294,6 +303,40 @@ static int command_exit(struct pa_pdispatch *pd, uint32_t command, uint32_t tag,
return 0;
}
static int command_auth(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
struct connection *c = userdata;
const void*cookie;
assert(c && t);
if (pa_tagstruct_get_arbitrary(t, &cookie, PA_NATIVE_COOKIE_LENGTH) < 0 ||
!pa_tagstruct_eof(t))
return -1;
if (memcmp(c->protocol->auth_cookie, cookie, PA_NATIVE_COOKIE_LENGTH) != 0) {
fprintf(stderr, "protocol-native.c: Denied access to client with invalid authorization key.\n");
pa_pstream_send_error(c->pstream, tag, PA_ERROR_ACCESS);
return 0;
}
c->authorized = 1;
pa_pstream_send_simple_ack(c->pstream, tag);
return 0;
}
static int command_set_name(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
struct connection *c = userdata;
const char *name;
assert(c && t);
if (pa_tagstruct_gets(t, &name) < 0 ||
!pa_tagstruct_eof(t))
return -1;
pa_client_rename(c->client, name);
pa_pstream_send_simple_ack(c->pstream, tag);
return 0;
}
/*** pstream callbacks ***/
static int packet_callback(struct pa_pstream *p, struct pa_packet *packet, void *userdata) {
@ -340,6 +383,13 @@ static void die_callback(struct pa_pstream *p, void *userdata) {
fprintf(stderr, "protocol-native: connection died.\n");
}
/*** client callbacks ***/
static void client_kill_cb(struct pa_client *c) {
assert(c && c->userdata);
connection_free(c->userdata);
}
/*** socket server callbacks ***/
static void on_connection(struct pa_socket_server*s, struct pa_iochannel *io, void *userdata) {
@ -354,6 +404,8 @@ static void on_connection(struct pa_socket_server*s, struct pa_iochannel *io, vo
assert(p->core);
c->client = pa_client_new(p->core, "NATIVE", "Client");
assert(c->client);
c->client->kill = client_kill_cb;
c->client->userdata = c;
c->pstream = pa_pstream_new(p->core->mainloop, io);
assert(c->pstream);
@ -380,6 +432,11 @@ struct pa_protocol_native* pa_protocol_native_new(struct pa_core *core, struct p
p = malloc(sizeof(struct pa_protocol_native));
assert(p);
if (pa_authkey_load_from_home(PA_NATIVE_COOKIE_FILE, p->auth_cookie, sizeof(p->auth_cookie)) < 0) {
free(p);
return NULL;
}
p->public = 1;
p->server = server;
p->core = core;