#include <cfg/log.h>
#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
-static const char http_html_hdr_200[] = "HTTP/1.1 200 OK\r\nContent-type: text/html\r\n\r\n";
-static const char http_html_hdr_404[] = "HTTP/1.1 404 Not Found\r\nContent-type: text/html\r\n\r\n";
-static const char http_html_hdr_500[] = "HTTP/1.1 500 Internal Server Error\r\nContent-type: text/html\r\n\r\n";
+static const char http_html_hdr_200[] = "HTTP/1.0 200 OK\r\nContent-type: text/html\r\n\r\n";
+static const char http_html_hdr_404[] = "HTTP/1.0 404 Not Found\r\nContent-type: text/html\r\n\r\n";
+static const char http_html_hdr_500[] = "HTTP/1.0 500 Internal Server Error\r\nContent-type: text/html\r\n\r\n";
static HttpCGI *cgi_table;
static http_handler_t http_callback;
/**
- * Send on \param client socket
- * the 200 Ok http header
+ * Get key value from tokenized buffer
*/
-void http_sendOk(struct netconn *client)
+int http_getValue(char *tolenized_buf, size_t tolenized_buf_len, const char *key, char *value, size_t len)
{
- netconn_write(client, http_html_hdr_200, sizeof(http_html_hdr_200) - 1, NETCONN_NOCOPY);
-}
+ if (!tolenized_buf || !key || !value)
+ return -1;
+
+ char *p = tolenized_buf;
+ size_t value_len = 0;
+
+ memset(value, 0, len);
+
+ for (size_t i = 0; i < tolenized_buf_len; i++)
+ {
+ if (!strcmp(key, p))
+ {
+ /* skip key */
+ size_t jump = strlen(p) + 1;
+ p += jump;
+ value_len = strlen(p);
+ if (value_len >= len)
+ return -1;
+
+ strcpy(value, p);
+ break;
+ }
+ /* jump to next pair */
+ p += strlen(p) + 1;
+ }
+
+ return value_len;
+}
/**
- * Send on \param client socket
- * the 404 File not found http header
+ * tokenize a buffer
*/
-void http_sendFileNotFound(struct netconn *client)
+int http_tokenizeGetRequest(char *raw_buf, size_t raw_len)
{
- netconn_write(client, http_html_hdr_404, sizeof(http_html_hdr_404) - 1, NETCONN_NOCOPY);
+ size_t token = 0;
+
+ for(size_t i = 0; (i < raw_len) && raw_buf; i++)
+ {
+ if (raw_buf[i] == '&')
+ {
+ token++;
+ raw_buf[i] = '\0';
+ }
+
+ if (raw_buf[i] == '=')
+ raw_buf[i] = '\0';
+ }
+
+ return token + 1;
}
-/**
- * Send on \param client socket
- * the 500 internal server error http header
- */
-void http_sendInternalErr(struct netconn *client)
+static char http_hexToAscii(char first, char second)
{
- netconn_write(client, http_html_hdr_500, sizeof(http_html_hdr_500) - 1, NETCONN_NOCOPY);
+ char hex[5], *stop;
+ hex[0] = '0';
+ hex[1] = 'x';
+ hex[2] = first;
+ hex[3] = second;
+ hex[4] = 0;
+ return strtol(hex, &stop, 16);
}
-void http_getPageName(const char *revc_buf, size_t recv_len, char *page_name, size_t len)
+void http_decodeUri(const char *raw_buf, size_t raw_len, char *decodec_buf, size_t len)
+{
+ char value;
+ for (size_t i = 0; i < raw_len; i++)
+ {
+ if (!len)
+ return;
+
+ if (raw_buf[i] == '%')
+ {
+ if (i + 2 < raw_len)
+ {
+ /* convert hex value after % */
+ value = http_hexToAscii(raw_buf[i + 1], raw_buf[i + 2]);
+ if (value)
+ {
+ *decodec_buf++ = value;
+ len--;
+ i += 2;
+ continue;
+ }
+ }
+ }
+ *decodec_buf++ = raw_buf[i];
+ len--;
+ }
+}
+
+void http_getPageName(const char *recv_buf, size_t recv_len, char *page_name, size_t len)
{
int i = 0;
bool str_ok = false;
-
- if (revc_buf && (recv_len > sizeof("GET /")))
+ const char *p = recv_buf;
+ if (p && (recv_len > sizeof("GET /")))
{
- if (*revc_buf++ == 'G' &&
- *revc_buf++ == 'E' && *revc_buf++ == 'T')
+ if (*p++ == 'G' &&
+ *p++ == 'E' && *p++ == 'T')
{
str_ok = true;
/* skip the space and "/" */
- revc_buf += 2;
+ p += 2;
}
}
{
while ((size_t)i < recv_len)
{
- char ch = *(revc_buf++);
+ char ch = *(p++);
if (ch == ' ' || ch == '\t' || ch == '\n')
break;
if((size_t)i == len - 1)
return NULL;
}
+
+/**
+ * Send on \param client socket
+ * the 200 Ok http header
+ */
+void http_sendOk(struct netconn *client)
+{
+ netconn_write(client, http_html_hdr_200, sizeof(http_html_hdr_200) - 1, NETCONN_NOCOPY);
+}
+
+
+/**
+ * Send on \param client socket
+ * the 404 File not found http header
+ */
+void http_sendFileNotFound(struct netconn *client)
+{
+ netconn_write(client, http_html_hdr_404, sizeof(http_html_hdr_404) - 1, NETCONN_NOCOPY);
+}
+
+/**
+ * Send on \param client socket
+ * the 500 internal server error http header
+ */
+void http_sendInternalErr(struct netconn *client)
+{
+ netconn_write(client, http_html_hdr_500, sizeof(http_html_hdr_500) - 1, NETCONN_NOCOPY);
+}
+
static http_handler_t cgi_search(const char *name, HttpCGI *table)
{
if (!table)