fix bug in passing correct expression length

add class printer (half done)

phpdbg_print.c

@@ -34,3 +34,20 @@ PHPDBG_PRINT(opline) /* {{{ */
 
 	return SUCCESS;
 } /* }}} */
+
+PHPDBG_PRINT(class) /* {{{ */
+{
+    zend_class_entry **ce;
+    
+	if (expr && expr_len > 0L) {
+	    if (zend_lookup_class(expr, strlen(expr), &ce TSRMLS_CC) == SUCCESS) {
+	        
+	    } else {
+	        phpdbg_error("Cannot find class %s/%lu", expr, expr_len);
+	    }
+	} else {
+		phpdbg_error("No class name provided!");
+	}
+
+	return SUCCESS;
+} /* }}} */

phpdbg_print.h

@@ -35,12 +35,14 @@
  * Printer Forward Declarations
  */
 PHPDBG_PRINT(opline);
+PHPDBG_PRINT(class);
 
 /**
  * Commands
  */
 static const phpdbg_command_t phpdbg_print_commands[] = {
 	PHPDBG_PRINT_D(opline,     "print the current opline information"),
+	PHPDBG_PRINT_D(class,      "print out the instructions in the specified class"),
 	{NULL, 0, 0}
 };
 

phpdbg_prompt.c

@@ -513,21 +513,24 @@ static const phpdbg_command_t phpdbg_prompt_commands[] = {
 
 int phpdbg_do_cmd(const phpdbg_command_t *command, char *cmd_line, size_t cmd_len TSRMLS_DC) /* {{{ */
 {
-	char *params = NULL;
+	char *expr = NULL;
 #ifndef _WIN32
-	const char *cmd = strtok_r(cmd_line, " ", &params);
+	const char *cmd = strtok_r(cmd_line, " ", &expr);
 #else
-	const char *cmd = strtok_s(cmd_line, " ", &params);
+	const char *cmd = strtok_s(cmd_line, " ", &expr);
 #endif
-	size_t expr_len = cmd != NULL ? strlen(cmd) : 0;
-
+	size_t expr_len = (cmd != NULL) ? strlen(cmd) : 0;
+    
 	while (command && command->name) {
 		if (command->name_len == expr_len
 			    && memcmp(cmd, command->name, expr_len) == 0) {
+			
 			PHPDBG_G(last) = (phpdbg_command_t*) command;
-			PHPDBG_G(last_params) = params;
-			PHPDBG_G(last_params_len) = cmd_len - expr_len;
-			return command->handler(params, cmd_len - expr_len TSRMLS_CC);
+			PHPDBG_G(last_params) = expr;
+			PHPDBG_G(last_params_len) = ((cmd_len - expr_len) - sizeof(" "))+1;
+			
+			return command->handler(
+			    PHPDBG_G(last_params), PHPDBG_G(last_params_len) TSRMLS_CC);
 		}
 		++command;
 	}

phpdbg_utils.c

@@ -119,3 +119,19 @@ void phpdbg_print(int type TSRMLS_DC, const char *format, ...) /* {{{ */
 		efree(buffer);
 	}
 } /* }}} */
+
+char *phpdbg_trim(const char *expr, size_t *expr_len) /* {{{ */
+{
+    char *pointer = expr;
+    
+    while (*pointer && isspace(*pointer)) {
+        pointer++;
+        (*expr_len)--;
+    }
+    
+    while (expr_len > 0L && isspace(pointer[(*expr_len)-1])) {
+        pointer[--(*expr_len)]='\0';
+    }
+    
+    return pointer;
+} /* }}} */

phpdbg_utils.h

@@ -28,6 +28,12 @@ int phpdbg_is_empty(const char*);
 int phpdbg_is_addr(const char*);
 int phpdbg_is_class_method(const char*, size_t, char**, char**);
 
+/**
+ * Input trim function
+ * NOTE: efree all the things
+ */
+char *phpdbg_trim(const char*, size_t*);
+
 /**
  * Error/notice/formatting helper
  */