-/* -*- mode: C; c-file-style: "gnu" -*- */
-/* dbus-string.h String utility class (internal to D-BUS implementation)
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+/* dbus-string.h String utility class (internal to D-Bus implementation)
*
- * Copyright (C) 2002 Red Hat, Inc.
+ * Copyright (C) 2002, 2003 Red Hat, Inc.
+ * Copyright (C) 2006 Ralf Habacker <ralf.habacker@freenet.de>
*
- * Licensed under the Academic Free License version 1.2
+ * Licensed under the Academic Free License version 2.1
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef DBUS_STRING_H
#define DBUS_STRING_H
-#include <dbus/dbus-internals.h>
-#include <dbus/dbus-memory.h>
+#include <config.h>
+
+#include <dbus/dbus-macros.h>
#include <dbus/dbus-types.h>
+#include <dbus/dbus-memory.h>
+
+#include <stdarg.h>
-DBUS_BEGIN_DECLS;
+DBUS_BEGIN_DECLS
+
+/**
+ * DBusString object
+ */
typedef struct DBusString DBusString;
struct DBusString
{
- void *dummy1; /**< placeholder */
- int dummy2; /**< placeholder */
- int dummy3; /**< placeholder */
- int dummy4; /**< placeholder */
- unsigned int dummy5 : 1; /** placeholder */
- unsigned int dummy6 : 1; /** placeholder */
- unsigned int dummy7 : 1; /** placeholder */
+ const void *dummy1; /**< placeholder */
+ int dummy2; /**< placeholder */
+ int dummy3; /**< placeholder */
+ int dummy4; /**< placeholder */
+ unsigned int dummy5 : 1; /**< placeholder */
+ unsigned int dummy6 : 1; /**< placeholder */
+ unsigned int dummy7 : 1; /**< placeholder */
+ unsigned int dummy8 : 3; /**< placeholder */
};
-dbus_bool_t _dbus_string_init (DBusString *str,
- int max_length);
-void _dbus_string_init_const (DBusString *str,
- const char *value);
-void _dbus_string_free (DBusString *str);
-void _dbus_string_lock (DBusString *str);
-
-void _dbus_string_get_data (DBusString *str,
- char **data_return);
-void _dbus_string_get_const_data (const DBusString *str,
- const char **data_return);
-void _dbus_string_get_data_len (DBusString *str,
- char **data_return,
- int start,
- int len);
-void _dbus_string_get_const_data_len (const DBusString *str,
- const char **data_return,
- int start,
- int len);
-dbus_bool_t _dbus_string_steal_data (DBusString *str,
- char **data_return);
-dbus_bool_t _dbus_string_steal_data_len (DBusString *str,
- char **data_return,
- int start,
- int len);
-
-int _dbus_string_get_length (const DBusString *str);
-
-dbus_bool_t _dbus_string_lengthen (DBusString *str,
- int additional_length);
-void _dbus_string_shorten (DBusString *str,
- int length_to_remove);
-dbus_bool_t _dbus_string_set_length (DBusString *str,
- int length);
-
-dbus_bool_t _dbus_string_append (DBusString *str,
- const char *buffer);
-dbus_bool_t _dbus_string_append_len (DBusString *str,
- const char *buffer,
- int len);
-dbus_bool_t _dbus_string_append_int (DBusString *str,
- long value);
-dbus_bool_t _dbus_string_append_double (DBusString *str,
- double value);
-dbus_bool_t _dbus_string_append_byte (DBusString *str,
- unsigned char byte);
-dbus_bool_t _dbus_string_append_unichar (DBusString *str,
- dbus_unichar_t ch);
-
-
-void _dbus_string_delete (DBusString *str,
- int start,
- int len);
-dbus_bool_t _dbus_string_move (DBusString *source,
- int start,
- DBusString *dest,
- int insert_at);
-dbus_bool_t _dbus_string_copy (const DBusString *source,
- int start,
- DBusString *dest,
- int insert_at);
-dbus_bool_t _dbus_string_move_len (DBusString *source,
- int start,
- int len,
- DBusString *dest,
- int insert_at);
-dbus_bool_t _dbus_string_copy_len (const DBusString *source,
- int start,
- int len,
- DBusString *dest,
- int insert_at);
-
-
-void _dbus_string_get_unichar (const DBusString *str,
- int start,
- dbus_unichar_t *ch_return,
- int *end_return);
-
-dbus_bool_t _dbus_string_parse_int (const DBusString *str,
- int start,
- long *value_return,
- int *end_return);
-dbus_bool_t _dbus_string_parse_double (const DBusString *str,
- int start,
- double *value,
- int *end_return);
-
-
-DBUS_END_DECLS;
+#ifdef DBUS_DISABLE_ASSERT
+/* Some simple inlining hacks; the current linker is not smart enough
+ * to inline non-exported symbols across files in the library.
+ * Note that these break type safety (due to the casts)
+ */
+#define _dbus_string_get_data(s) ((char*)(((DBusString*)(s))->dummy1))
+#define _dbus_string_get_length(s) (((DBusString*)(s))->dummy2)
+#define _dbus_string_set_byte(s, i, b) ((((unsigned char*)(((DBusString*)(s))->dummy1))[(i)]) = (unsigned char) (b))
+#define _dbus_string_get_byte(s, i) (((const unsigned char*)(((DBusString*)(s))->dummy1))[(i)])
+#define _dbus_string_get_const_data(s) ((const char*)(((DBusString*)(s))->dummy1))
+#define _dbus_string_get_const_data_len(s,start,len) (((const char*)(((DBusString*)(s))->dummy1)) + (start))
+#endif
+
+dbus_bool_t _dbus_string_init (DBusString *str);
+void _dbus_string_init_const (DBusString *str,
+ const char *value);
+void _dbus_string_init_const_len (DBusString *str,
+ const char *value,
+ int len);
+dbus_bool_t _dbus_string_init_preallocated (DBusString *str,
+ int allocate_size);
+void _dbus_string_free (DBusString *str);
+void _dbus_string_lock (DBusString *str);
+dbus_bool_t _dbus_string_compact (DBusString *str,
+ int max_waste);
+#ifndef _dbus_string_get_data
+char* _dbus_string_get_data (DBusString *str);
+#endif /* _dbus_string_get_data */
+#ifndef _dbus_string_get_const_data
+const char* _dbus_string_get_const_data (const DBusString *str);
+#endif /* _dbus_string_get_const_data */
+char* _dbus_string_get_data_len (DBusString *str,
+ int start,
+ int len);
+#ifndef _dbus_string_get_const_data_len
+const char* _dbus_string_get_const_data_len (const DBusString *str,
+ int start,
+ int len);
+#endif
+#ifndef _dbus_string_set_byte
+void _dbus_string_set_byte (DBusString *str,
+ int i,
+ unsigned char byte);
+#endif
+#ifndef _dbus_string_get_byte
+unsigned char _dbus_string_get_byte (const DBusString *str,
+ int start);
+#endif /* _dbus_string_get_byte */
+dbus_bool_t _dbus_string_insert_bytes (DBusString *str,
+ int i,
+ int n_bytes,
+ unsigned char byte);
+dbus_bool_t _dbus_string_insert_byte (DBusString *str,
+ int i,
+ unsigned char byte);
+dbus_bool_t _dbus_string_steal_data (DBusString *str,
+ char **data_return);
+dbus_bool_t _dbus_string_steal_data_len (DBusString *str,
+ char **data_return,
+ int start,
+ int len);
+dbus_bool_t _dbus_string_copy_data (const DBusString *str,
+ char **data_return);
+dbus_bool_t _dbus_string_copy_data_len (const DBusString *str,
+ char **data_return,
+ int start,
+ int len);
+void _dbus_string_copy_to_buffer (const DBusString *str,
+ char *buffer,
+ int len);
+void _dbus_string_copy_to_buffer_with_nul (const DBusString *str,
+ char *buffer,
+ int avail_len);
+#ifndef _dbus_string_get_length
+int _dbus_string_get_length (const DBusString *str);
+#endif /* !_dbus_string_get_length */
+
+dbus_bool_t _dbus_string_lengthen (DBusString *str,
+ int additional_length);
+void _dbus_string_shorten (DBusString *str,
+ int length_to_remove);
+dbus_bool_t _dbus_string_set_length (DBusString *str,
+ int length);
+dbus_bool_t _dbus_string_align_length (DBusString *str,
+ int alignment);
+dbus_bool_t _dbus_string_alloc_space (DBusString *str,
+ int extra_bytes);
+dbus_bool_t _dbus_string_append (DBusString *str,
+ const char *buffer);
+dbus_bool_t _dbus_string_append_len (DBusString *str,
+ const char *buffer,
+ int len);
+dbus_bool_t _dbus_string_append_int (DBusString *str,
+ long value);
+dbus_bool_t _dbus_string_append_uint (DBusString *str,
+ unsigned long value);
+dbus_bool_t _dbus_string_append_double (DBusString *str,
+ double value);
+dbus_bool_t _dbus_string_append_byte (DBusString *str,
+ unsigned char byte);
+dbus_bool_t _dbus_string_append_unichar (DBusString *str,
+ dbus_unichar_t ch);
+dbus_bool_t _dbus_string_append_4_aligned (DBusString *str,
+ const unsigned char octets[4]);
+dbus_bool_t _dbus_string_append_8_aligned (DBusString *str,
+ const unsigned char octets[8]);
+dbus_bool_t _dbus_string_append_printf (DBusString *str,
+ const char *format,
+ ...) _DBUS_GNUC_PRINTF (2, 3);
+dbus_bool_t _dbus_string_append_printf_valist (DBusString *str,
+ const char *format,
+ va_list args);
+dbus_bool_t _dbus_string_insert_2_aligned (DBusString *str,
+ int insert_at,
+ const unsigned char octets[2]);
+dbus_bool_t _dbus_string_insert_4_aligned (DBusString *str,
+ int insert_at,
+ const unsigned char octets[4]);
+dbus_bool_t _dbus_string_insert_8_aligned (DBusString *str,
+ int insert_at,
+ const unsigned char octets[8]);
+dbus_bool_t _dbus_string_insert_alignment (DBusString *str,
+ int *insert_at,
+ int alignment);
+void _dbus_string_delete (DBusString *str,
+ int start,
+ int len);
+dbus_bool_t _dbus_string_move (DBusString *source,
+ int start,
+ DBusString *dest,
+ int insert_at);
+dbus_bool_t _dbus_string_copy (const DBusString *source,
+ int start,
+ DBusString *dest,
+ int insert_at);
+dbus_bool_t _dbus_string_move_len (DBusString *source,
+ int start,
+ int len,
+ DBusString *dest,
+ int insert_at);
+dbus_bool_t _dbus_string_copy_len (const DBusString *source,
+ int start,
+ int len,
+ DBusString *dest,
+ int insert_at);
+dbus_bool_t _dbus_string_replace_len (const DBusString *source,
+ int start,
+ int len,
+ DBusString *dest,
+ int replace_at,
+ int replace_len);
+dbus_bool_t _dbus_string_split_on_byte (DBusString *source,
+ unsigned char byte,
+ DBusString *tail);
+void _dbus_string_get_unichar (const DBusString *str,
+ int start,
+ dbus_unichar_t *ch_return,
+ int *end_return);
+dbus_bool_t _dbus_string_parse_int (const DBusString *str,
+ int start,
+ long *value_return,
+ int *end_return);
+dbus_bool_t _dbus_string_parse_uint (const DBusString *str,
+ int start,
+ unsigned long *value_return,
+ int *end_return);
+dbus_bool_t _dbus_string_parse_double (const DBusString *str,
+ int start,
+ double *value,
+ int *end_return);
+dbus_bool_t _dbus_string_find (const DBusString *str,
+ int start,
+ const char *substr,
+ int *found);
+dbus_bool_t _dbus_string_find_eol (const DBusString *str,
+ int start,
+ int *found,
+ int *found_len);
+dbus_bool_t _dbus_string_find_to (const DBusString *str,
+ int start,
+ int end,
+ const char *substr,
+ int *found);
+dbus_bool_t _dbus_string_find_byte_backward (const DBusString *str,
+ int start,
+ unsigned char byte,
+ int *found);
+dbus_bool_t _dbus_string_find_blank (const DBusString *str,
+ int start,
+ int *found);
+void _dbus_string_skip_blank (const DBusString *str,
+ int start,
+ int *end);
+void _dbus_string_skip_white (const DBusString *str,
+ int start,
+ int *end);
+void _dbus_string_skip_white_reverse (const DBusString *str,
+ int end,
+ int *start);
+dbus_bool_t _dbus_string_equal (const DBusString *a,
+ const DBusString *b);
+dbus_bool_t _dbus_string_equal_c_str (const DBusString *a,
+ const char *c_str);
+dbus_bool_t _dbus_string_equal_len (const DBusString *a,
+ const DBusString *b,
+ int len);
+dbus_bool_t _dbus_string_equal_substring (const DBusString *a,
+ int a_start,
+ int a_len,
+ const DBusString *b,
+ int b_start);
+dbus_bool_t _dbus_string_starts_with_c_str (const DBusString *a,
+ const char *c_str);
+dbus_bool_t _dbus_string_ends_with_c_str (const DBusString *a,
+ const char *c_str);
+dbus_bool_t _dbus_string_pop_line (DBusString *source,
+ DBusString *dest);
+void _dbus_string_delete_first_word (DBusString *str);
+void _dbus_string_delete_leading_blanks (DBusString *str);
+void _dbus_string_chop_white (DBusString *str);
+dbus_bool_t _dbus_string_append_byte_as_hex (DBusString *str,
+ int byte);
+dbus_bool_t _dbus_string_hex_encode (const DBusString *source,
+ int start,
+ DBusString *dest,
+ int insert_at);
+dbus_bool_t _dbus_string_hex_decode (const DBusString *source,
+ int start,
+ int *end_return,
+ DBusString *dest,
+ int insert_at);
+void _dbus_string_tolower_ascii (const DBusString *str,
+ int start,
+ int len);
+dbus_bool_t _dbus_string_validate_ascii (const DBusString *str,
+ int start,
+ int len);
+dbus_bool_t _dbus_string_validate_utf8 (const DBusString *str,
+ int start,
+ int len);
+dbus_bool_t _dbus_string_validate_nul (const DBusString *str,
+ int start,
+ int len);
+void _dbus_string_zero (DBusString *str);
+
+
+/**
+ * We allocate 1 byte for nul termination, plus 7 bytes for possible
+ * align_offset, so we always need 8 bytes on top of the string's
+ * length to be in the allocated block.
+ */
+#define _DBUS_STRING_ALLOCATION_PADDING 8
+
+/**
+ * Defines a static const variable with type #DBusString called "name"
+ * containing the given string literal.
+ *
+ * @param name the name of the variable
+ * @param str the string value
+ */
+#define _DBUS_STRING_DEFINE_STATIC(name, str) \
+ static const char _dbus_static_string_##name[] = str; \
+ static const DBusString name = { _dbus_static_string_##name, \
+ sizeof(_dbus_static_string_##name), \
+ sizeof(_dbus_static_string_##name) + \
+ _DBUS_STRING_ALLOCATION_PADDING, \
+ sizeof(_dbus_static_string_##name), \
+ TRUE, TRUE, FALSE, 0 }
+
+DBUS_END_DECLS
#endif /* DBUS_STRING_H */