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@@ -0,0 +1,214 @@
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+#include <stm32f10x.h>
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+#include <rtthread.h>
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+#include <dfs_posix.h>
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+#include <lwip/sockets.h>
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+#include <lwip/netdb.h>
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+
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+#include "http.h"
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+#include "player_bg.h"
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+
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+/* */
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+#define RADIO_FN "/radio.pls"
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+#define RADIO_LIST_UPDATE_URL "http://radio.rt-thread.org/radio.pls"
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+/* */
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+
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+/* */
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+extern int http_read_line( int socket, char * buffer, int size );
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+extern int http_is_error_header(char *mime_buf);
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+extern int http_resolve_address(struct sockaddr_in *server, const char * url, char *host_addr, char** request);
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+/* */
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+
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+const char _radio_list_update_get[] = "GET %s HTTP/1.0\r\nHost: %s:%d\r\nUser-Agent: RT-Thread HTTP Agent\r\nConnection: close\r\n\r\n";
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+rt_mq_t update_radio_mq = RT_NULL;
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+
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+
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+
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+int radio_list_update_servicer_connect(struct sockaddr_in* server, char* host_addr, const char* url)
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+{
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+ int socket_handle;
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+ int peer_handle;
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+ int rc;
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+ char mimeBuffer[256];
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+
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+ if((socket_handle = socket( PF_INET, SOCK_STREAM, IPPROTO_TCP )) < 0)
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+ {
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+ rt_kprintf( "RLUS: SOCKET FAILED\n" );
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+ return -1;
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+ }
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+
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+ peer_handle = connect( socket_handle, (struct sockaddr *) server, sizeof(*server));
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+ if ( peer_handle < 0 )
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+ {
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+ rt_kprintf( "RLUS: CONNECT FAILED %i\n", peer_handle );
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+ return -1;
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+ }
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+
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+ {
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+ char *buf;
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+ rt_uint32_t length;
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+
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+ buf = rt_malloc (512);
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+ if (*url)
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+ length = rt_snprintf(buf, 512, _radio_list_update_get, url, host_addr, ntohs(server->sin_port));
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+ else
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+ length = rt_snprintf(buf, 512, _radio_list_update_get, "/", host_addr, ntohs(server->sin_port));
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+
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+ rc = send(peer_handle, buf, length, 0);
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+ rt_kprintf("radio list update request:\n%s", buf);
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+
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+ /* release buffer */
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+ rt_free(buf);
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+ }
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+ /* read the header information */
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+ while ( 1 )
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+ {
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+ // read a line from the header information.
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+ rc = http_read_line(peer_handle, mimeBuffer, 100);
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+ rt_kprintf(">>%s", mimeBuffer);
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+
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+ if ( rc < 0 ) return rc;
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+
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+ // End of headers is a blank line. exit.
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+ if (rc == 0) break;
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+ if ((rc == 2) && (mimeBuffer[0] == '\r')) break;
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+
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+ if (strstr(mimeBuffer, "HTTP/1."))
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+ {
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+ rc = http_is_error_header(mimeBuffer);
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+ if(rc)
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+ {
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+ rt_kprintf("HTTP: status code = %d!\n", rc);
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+ return -rc;
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+ }
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+ }
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+
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+ if (strstr(mimeBuffer, "content-type:"))
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+ {
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+ /* check content-type */
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+ if (strstr(mimeBuffer, "text/plain") == RT_NULL)
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+ {
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+ rt_kprintf("radio list update content is not text/plain.\n");
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+ return -1;
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+ }
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+ }
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+
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+ if (strstr(mimeBuffer, "Content-Type:"))
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+ {
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+ /* check content-type */
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+ if (strstr(mimeBuffer, "text/plain") == RT_NULL)
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+ {
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+ rt_kprintf("radio list update content is not text/plain.\n");
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+ return -1;
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+ }
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+ }
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+ }
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+
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+ return peer_handle;
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+}
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+int radio_list_update_servicer_session_open(char* url)
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+{
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+ int peer_handle = 0;
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+ struct sockaddr_in server;
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+ char *request, host_addr[32];
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+
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+ if(http_resolve_address(&server, url, &host_addr[0], &request) != 0)
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+ {
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+ return -1;
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+ }
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+ rt_kprintf("connect to: %s...\n", host_addr);
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+
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+ if((peer_handle = radio_list_update_servicer_connect(&server, host_addr, request)) < 0)
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+ {
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+ rt_kprintf("radio list update: failed to connect to '%s'!\n", host_addr);
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+ }
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+ return peer_handle;
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+
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+}
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+void update_radio_list(char* url)
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+{
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+ char *buf = NULL;
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+ int peer_handle = 0;
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+ int fd;
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+ int rc;
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+
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+ peer_handle = radio_list_update_servicer_session_open(url);
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+
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+ if(peer_handle < 0)
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+ {
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+ return;
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+ }
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+
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+ fd = open(RADIO_FN, O_WRONLY | O_CREAT | O_TRUNC, 0);
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+ if(fd < 0)
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+ {
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+ return;
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+ }
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+ buf = rt_malloc (512);
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+ while ( 1 )
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+ {
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+ // read a line from the header information.
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+ rc = http_read_line(peer_handle, buf, 100);
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+
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+ if ( rc < 0 ) break;
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+
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+ // End of headers is a blank line. exit.
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+ if (rc == 0) break;
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+ if ((rc == 2) && (buf[0] == '\r')) break;
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+ rt_kprintf(">>%s", buf);
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+
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+ write(fd, buf, rc);
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+ }
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+ rt_free(buf);
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+
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+ if(close(fd) == 0)
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+ {
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+ rt_kprintf("Update radio list succeed \r\n");
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+ }
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+
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+}
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+
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+void update_radio_list_req(void)
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+{
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+
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+ struct player_request request;
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+ extern rt_mq_t player_thread_mq;
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+ char* ch = RT_NULL;
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+
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+ request.type = PLAYER_REQUEST_UPDATE_RADIO_LIST;
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+ ch = strncpy(request.fn, RADIO_LIST_UPDATE_URL, strlen(RADIO_LIST_UPDATE_URL));
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+
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+ /* send to message queue */
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+ rt_mq_send(update_radio_mq, (void*)&request, sizeof(struct player_request));
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+
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+}
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+
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+void update_radio_thread(void* parameter)
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+{
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+ rt_err_t result;
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+ struct player_request request;
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+ rt_thread_t update_radio_list_thread;
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+ while(1)
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+ {
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+ /* get request from message queue */
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+ result = rt_mq_recv(update_radio_mq, (void*)&request,
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+ sizeof(struct player_request), RT_WAITING_FOREVER);
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+ if (result == RT_EOK)
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+ {
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+ switch (request.type)
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+ {
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+ case PLAYER_REQUEST_UPDATE_RADIO_LIST:
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+ if ((strstr(request.fn, "http://") == request.fn ||
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+ (strstr(request.fn, "HTTP://") == request.fn )))
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+ {
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+ update_radio_list(request.fn);
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+ }
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+ break;
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+ }
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+ }
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+ rt_mq_delete(update_radio_mq);
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+ update_radio_mq = RT_NULL;
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+ update_radio_list_thread = rt_thread_self();
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+ rt_thread_delete(update_radio_list_thread);
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+ }
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+}
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+
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wuyangyong