Changeset 2193

Timestamp:

Aug 5, 2008 7:28:17 PM (16 years ago)

Author:

bennylp

Message:

Implement ticket #551: Generic URI scheme handler (thanks Juri Glaß for the patch)

Location:

pjproject/trunk/pjsip

Files:

• include/pjsip/sip_parser.h (modified) (1 diff)
• include/pjsip/sip_uri.h (modified) (1 diff)
• src/pjsip/sip_parser.c (modified) (5 diffs)
• src/pjsip/sip_uri.c (modified) (1 diff)

pjproject/trunk/pjsip/include/pjsip/sip_parser.h

@@ -359 +359 @@
     pj_cis_t pjsip_DISPLAY_SPEC;        /**< Used when searching for display
                                              name.                      */
+    pj_cis_t pjsip_OTHER_URI_CONTENT;   /**< Generic URI content.       */
 
 } pjsip_parser_const_t;

pjproject/trunk/pjsip/include/pjsip/sip_uri.h

@@ -415 +415 @@
                                       const pjsip_name_addr *rhs);
 
-
-
-
 /**
  * @}
  */
 
+/**
+ * @defgroup PJSIP_OTHER_URI Other URI schemes
+ * @ingroup PJSIP_URI
+ * @brief Container for non SIP/tel URI scheme (e.g. "http:", "mailto:")
+ * @{
+ */
+
+/**
+ * Generic URI container for non SIP/tel URI scheme.
+ */
+typedef struct pjsip_other_uri 
+{
+    pjsip_uri_vptr *vptr;       /**< Pointer to virtual function table. */
+    pj_str_t scheme;            /**< The URI scheme (e.g. "mailto")     */
+    pj_str_t content;           /**< The whole URI content              */
+} pjsip_other_uri;
+
+
+/**
+ * Create a generic URI object.
+ *
+ * @param pool      The pool to allocate memory from.
+ *
+ * @return          The URI instance.
+ */
+PJ_DECL(pjsip_other_uri*) pjsip_other_uri_create(pj_pool_t *pool);
+
+
+/**
+ * @}
+ */
+
 PJ_END_DECL
 

pjproject/trunk/pjsip/src/pjsip/sip_parser.c

@@ -48 +48 @@
 #define HNV_UNRESERVED      "[]/?:+$"
 #define HDR_CHAR            HNV_UNRESERVED UNRESERVED ESCAPED
+
+/* A generic URI can consist of (For a complete BNF see RFC 2396):
+     #?;:@&=+-_.!~*'()%$,/
+ */
+#define GENERIC_URI_CHARS   "#?;:@&=+-_.!~*'()%$,/" "%"
 
 #define PJSIP_VERSION           "SIP/2.0"
@@ -153 +158 @@
                     int_parse_name_addr( pj_scanner *scanner, 
                                          pj_pool_t *pool );
+static void*        int_parse_other_uri(pj_scanner *scanner, 
+                                        pj_pool_t *pool,
+                                        pj_bool_t parse_params);
 static void         parse_hdr_end( pj_scanner *scanner );
 
@@ -377 +385 @@
     pj_cis_invert(&pconst.pjsip_DISPLAY_SPEC);
 
+    status = pj_cis_dup(&pconst.pjsip_OTHER_URI_CONTENT, &pconst.pjsip_ALNUM_SPEC);
+    PJ_ASSERT_RETURN(status == PJ_SUCCESS, status);
+    pj_cis_add_str( &pconst.pjsip_OTHER_URI_CONTENT, GENERIC_URI_CHARS);
+
     /*
      * Register URI parsers.
@@ -691 +703 @@
             return uri_handler[i].parse;
     }
-    return NULL;
+    return &int_parse_other_uri;
 }
 
@@ -1464 +1476 @@
 
 
+/* Parse other URI */
+static void* int_parse_other_uri(pj_scanner *scanner, 
+                                 pj_pool_t *pool,
+                                 pj_bool_t parse_params)
+{
+    pjsip_other_uri *uri = 0;
+    const pjsip_parser_const_t *pc = pjsip_parser_const();
+    int skip_ws = scanner->skip_ws;
+
+    PJ_UNUSED_ARG(parse_params);
+
+    scanner->skip_ws = 0;
+    
+    uri = pjsip_other_uri_create(pool); 
+    
+    pj_scan_get(scanner, &pc->pjsip_TOKEN_SPEC, &uri->scheme);
+    if (pj_scan_get_char(scanner) != ':') {
+        PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
+    }
+    
+    pj_scan_get(scanner, &pc->pjsip_OTHER_URI_CONTENT, &uri->content);
+    scanner->skip_ws = skip_ws;
+    
+    return uri;
+}
+
+
 /* Parse SIP request line. */
 static void int_parse_req_line( pj_scanner *scanner, pj_pool_t *pool,

pjproject/trunk/pjsip/src/pjsip/sip_uri.c

@@ -618 +618 @@
 }
 
+///////////////////////////////////////////////////////////////////////////////
+
+static const pj_str_t *other_uri_get_scheme( const pjsip_other_uri*);
+static void *other_uri_get_uri( pjsip_other_uri*);
+static pj_ssize_t other_uri_print( pjsip_uri_context_e context,
+                                   const pjsip_other_uri *url, 
+                                   char *buf, pj_size_t size);
+static int other_uri_cmp( pjsip_uri_context_e context,
+                          const pjsip_other_uri *url1, 
+                          const pjsip_other_uri *url2);
+static pjsip_other_uri* other_uri_clone( pj_pool_t *pool, 
+                                         const pjsip_other_uri *rhs);
+
+static pjsip_uri_vptr other_uri_vptr = 
+{
+    (P_GET_SCHEME)  &other_uri_get_scheme,
+    (P_GET_URI)     &other_uri_get_uri,
+    (P_PRINT_URI)   &other_uri_print,
+    (P_CMP_URI)     &other_uri_cmp,
+    (P_CLONE)       &other_uri_clone
+};
+
+
+PJ_DEF(pjsip_other_uri*) pjsip_other_uri_create(pj_pool_t *pool) 
+{
+    pjsip_other_uri *uri = PJ_POOL_ZALLOC_T(pool, pjsip_other_uri);
+    uri->vptr = &other_uri_vptr;
+    return uri;
+}
+
+static const pj_str_t *other_uri_get_scheme( const pjsip_other_uri *uri )
+{
+        return &uri->scheme;
+}
+
+static void *other_uri_get_uri( pjsip_other_uri *uri )
+{
+    return uri;
+}
+
+static pj_ssize_t other_uri_print(pjsip_uri_context_e context,
+                                  const pjsip_other_uri *uri, 
+                                  char *buf, pj_size_t size)
+{
+    char *startbuf = buf;
+    char *endbuf = buf + size;
+    
+    PJ_UNUSED_ARG(context);
+    
+    if (uri->scheme.slen + uri->content.slen + 1 > (int)size)
+        return -1;
+
+    /* Print scheme. */
+    copy_advance(buf, uri->scheme);
+    *buf++ = ':';
+    
+    /* Print content. */
+    copy_advance(buf, uri->content);
+    
+    return (buf - startbuf);
+}
+
+static int other_uri_cmp(pjsip_uri_context_e context,
+                         const pjsip_other_uri *uri1,
+                         const pjsip_other_uri *uri2)
+{
+    PJ_UNUSED_ARG(context);
+    
+    /* Scheme must match. */
+    if (pj_stricmp(&uri1->scheme, &uri2->scheme) != 0) {
+        return PJSIP_ECMPSCHEME;
+    }
+    
+    /* Content must match. */
+    if(pj_stricmp(&uri1->content, &uri2->content) != 0) {
+        return -1;
+    }
+    
+    /* Equal. */
+    return 0;
+}
+
+/* Clone *: URI */
+static pjsip_other_uri* other_uri_clone(pj_pool_t *pool, 
+                                        const pjsip_other_uri *rhs) 
+{
+    pjsip_other_uri *uri = pjsip_other_uri_create(pool);
+    pj_strdup(pool, &uri->scheme, &rhs->scheme);
+    pj_strdup(pool, &uri->content, &rhs->content);
+
+    return uri;
+}
+