/** * @ingroup DBusStringInternals * Unit test for DBusString. * * @todo Need to write tests for _dbus_string_copy() and * _dbus_string_move() moving to/from each of start/middle/end of a * string. Also need tests for _dbus_string_move_len () * * @returns #TRUE on success. */ dbus_bool_t _dbus_string_test (void) { DBusString str; DBusString other; int i, end; long v; double d; int lens[] = { 0, 1, 2, 3, 4, 5, 10, 16, 17, 18, 25, 31, 32, 33, 34, 35, 63, 64, 65, 66, 67, 68, 69, 70, 71, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136 }; char *s; dbus_unichar_t ch; i = 0; while (i < _DBUS_N_ELEMENTS (lens)) { if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); set_max_length (&str, lens[i]); test_max_len (&str, lens[i]); _dbus_string_free (&str); ++i; } /* Test shortening and setting length */ i = 0; while (i < _DBUS_N_ELEMENTS (lens)) { int j; if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); set_max_length (&str, lens[i]); if (!_dbus_string_set_length (&str, lens[i])) _dbus_assert_not_reached ("failed to set string length"); j = lens[i]; while (j > 0) { _dbus_assert (_dbus_string_get_length (&str) == j); if (j > 0) { _dbus_string_shorten (&str, 1); _dbus_assert (_dbus_string_get_length (&str) == (j - 1)); } --j; } _dbus_string_free (&str); ++i; } /* Test equality */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("oom"); if (!_dbus_string_append (&str, "Hello World")) _dbus_assert_not_reached ("oom"); _dbus_string_init_const (&other, "H"); _dbus_assert (_dbus_string_equal_substring (&str, 0, 1, &other, 0)); _dbus_assert (_dbus_string_equal_substring (&str, 1, 0, &other, 1)); _dbus_string_init_const (&other, "Hello"); _dbus_assert (_dbus_string_equal_substring (&str, 0, 5, &other, 0)); _dbus_assert (_dbus_string_equal_substring (&str, 1, 4, &other, 1)); _dbus_assert (_dbus_string_equal_substring (&str, 2, 3, &other, 2)); _dbus_assert (_dbus_string_equal_substring (&str, 3, 2, &other, 3)); _dbus_assert (_dbus_string_equal_substring (&str, 4, 1, &other, 4)); _dbus_assert (_dbus_string_equal_substring (&str, 5, 0, &other, 5)); _dbus_assert (_dbus_string_equal_substring (&other, 0, 5, &str, 0)); _dbus_assert (_dbus_string_equal_substring (&other, 1, 4, &str, 1)); _dbus_assert (_dbus_string_equal_substring (&other, 2, 3, &str, 2)); _dbus_assert (_dbus_string_equal_substring (&other, 3, 2, &str, 3)); _dbus_assert (_dbus_string_equal_substring (&other, 4, 1, &str, 4)); _dbus_assert (_dbus_string_equal_substring (&other, 5, 0, &str, 5)); _dbus_string_init_const (&other, "World"); _dbus_assert (_dbus_string_equal_substring (&str, 6, 5, &other, 0)); _dbus_assert (_dbus_string_equal_substring (&str, 7, 4, &other, 1)); _dbus_assert (_dbus_string_equal_substring (&str, 8, 3, &other, 2)); _dbus_assert (_dbus_string_equal_substring (&str, 9, 2, &other, 3)); _dbus_assert (_dbus_string_equal_substring (&str, 10, 1, &other, 4)); _dbus_assert (_dbus_string_equal_substring (&str, 11, 0, &other, 5)); _dbus_assert (_dbus_string_equal_substring (&other, 0, 5, &str, 6)); _dbus_assert (_dbus_string_equal_substring (&other, 1, 4, &str, 7)); _dbus_assert (_dbus_string_equal_substring (&other, 2, 3, &str, 8)); _dbus_assert (_dbus_string_equal_substring (&other, 3, 2, &str, 9)); _dbus_assert (_dbus_string_equal_substring (&other, 4, 1, &str, 10)); _dbus_assert (_dbus_string_equal_substring (&other, 5, 0, &str, 11)); _dbus_string_free (&str); /* Test appending data */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); i = 0; while (i < 10) { if (!_dbus_string_append (&str, "a")) _dbus_assert_not_reached ("failed to append string to string\n"); _dbus_assert (_dbus_string_get_length (&str) == i * 2 + 1); if (!_dbus_string_append_byte (&str, 'b')) _dbus_assert_not_reached ("failed to append byte to string\n"); _dbus_assert (_dbus_string_get_length (&str) == i * 2 + 2); ++i; } _dbus_string_free (&str); /* Check steal_data */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); if (!_dbus_string_append (&str, "Hello World")) _dbus_assert_not_reached ("could not append to string"); i = _dbus_string_get_length (&str); if (!_dbus_string_steal_data (&str, &s)) _dbus_assert_not_reached ("failed to steal data"); _dbus_assert (_dbus_string_get_length (&str) == 0); _dbus_assert (((int)strlen (s)) == i); dbus_free (s); /* Check move */ if (!_dbus_string_append (&str, "Hello World")) _dbus_assert_not_reached ("could not append to string"); i = _dbus_string_get_length (&str); if (!_dbus_string_init (&other)) _dbus_assert_not_reached ("could not init string"); if (!_dbus_string_move (&str, 0, &other, 0)) _dbus_assert_not_reached ("could not move"); _dbus_assert (_dbus_string_get_length (&str) == 0); _dbus_assert (_dbus_string_get_length (&other) == i); if (!_dbus_string_append (&str, "Hello World")) _dbus_assert_not_reached ("could not append to string"); if (!_dbus_string_move (&str, 0, &other, _dbus_string_get_length (&other))) _dbus_assert_not_reached ("could not move"); _dbus_assert (_dbus_string_get_length (&str) == 0); _dbus_assert (_dbus_string_get_length (&other) == i * 2); if (!_dbus_string_append (&str, "Hello World")) _dbus_assert_not_reached ("could not append to string"); if (!_dbus_string_move (&str, 0, &other, _dbus_string_get_length (&other) / 2)) _dbus_assert_not_reached ("could not move"); _dbus_assert (_dbus_string_get_length (&str) == 0); _dbus_assert (_dbus_string_get_length (&other) == i * 3); _dbus_string_free (&other); /* Check copy */ if (!_dbus_string_append (&str, "Hello World")) _dbus_assert_not_reached ("could not append to string"); i = _dbus_string_get_length (&str); if (!_dbus_string_init (&other)) _dbus_assert_not_reached ("could not init string"); if (!_dbus_string_copy (&str, 0, &other, 0)) _dbus_assert_not_reached ("could not copy"); _dbus_assert (_dbus_string_get_length (&str) == i); _dbus_assert (_dbus_string_get_length (&other) == i); if (!_dbus_string_copy (&str, 0, &other, _dbus_string_get_length (&other))) _dbus_assert_not_reached ("could not copy"); _dbus_assert (_dbus_string_get_length (&str) == i); _dbus_assert (_dbus_string_get_length (&other) == i * 2); _dbus_assert (_dbus_string_equal_c_str (&other, "Hello WorldHello World")); if (!_dbus_string_copy (&str, 0, &other, _dbus_string_get_length (&other) / 2)) _dbus_assert_not_reached ("could not copy"); _dbus_assert (_dbus_string_get_length (&str) == i); _dbus_assert (_dbus_string_get_length (&other) == i * 3); _dbus_assert (_dbus_string_equal_c_str (&other, "Hello WorldHello WorldHello World")); _dbus_string_free (&str); _dbus_string_free (&other); /* Check replace */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); if (!_dbus_string_append (&str, "Hello World")) _dbus_assert_not_reached ("could not append to string"); i = _dbus_string_get_length (&str); if (!_dbus_string_init (&other)) _dbus_assert_not_reached ("could not init string"); if (!_dbus_string_replace_len (&str, 0, _dbus_string_get_length (&str), &other, 0, _dbus_string_get_length (&other))) _dbus_assert_not_reached ("could not replace"); _dbus_assert (_dbus_string_get_length (&str) == i); _dbus_assert (_dbus_string_get_length (&other) == i); _dbus_assert (_dbus_string_equal_c_str (&other, "Hello World")); if (!_dbus_string_replace_len (&str, 0, _dbus_string_get_length (&str), &other, 5, 1)) _dbus_assert_not_reached ("could not replace center space"); _dbus_assert (_dbus_string_get_length (&str) == i); _dbus_assert (_dbus_string_get_length (&other) == i * 2 - 1); _dbus_assert (_dbus_string_equal_c_str (&other, "HelloHello WorldWorld")); if (!_dbus_string_replace_len (&str, 1, 1, &other, _dbus_string_get_length (&other) - 1, 1)) _dbus_assert_not_reached ("could not replace end character"); _dbus_assert (_dbus_string_get_length (&str) == i); _dbus_assert (_dbus_string_get_length (&other) == i * 2 - 1); _dbus_assert (_dbus_string_equal_c_str (&other, "HelloHello WorldWorle")); _dbus_string_free (&str); _dbus_string_free (&other); /* Check append/get unichar */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); ch = 0; if (!_dbus_string_append_unichar (&str, 0xfffc)) _dbus_assert_not_reached ("failed to append unichar"); _dbus_string_get_unichar (&str, 0, &ch, &i); _dbus_assert (ch == 0xfffc); _dbus_assert (i == _dbus_string_get_length (&str)); _dbus_string_free (&str); /* Check insert/set/get byte */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); if (!_dbus_string_append (&str, "Hello")) _dbus_assert_not_reached ("failed to append Hello"); _dbus_assert (_dbus_string_get_byte (&str, 0) == 'H'); _dbus_assert (_dbus_string_get_byte (&str, 1) == 'e'); _dbus_assert (_dbus_string_get_byte (&str, 2) == 'l'); _dbus_assert (_dbus_string_get_byte (&str, 3) == 'l'); _dbus_assert (_dbus_string_get_byte (&str, 4) == 'o'); _dbus_string_set_byte (&str, 1, 'q'); _dbus_assert (_dbus_string_get_byte (&str, 1) == 'q'); if (!_dbus_string_insert_bytes (&str, 0, 1, 255)) _dbus_assert_not_reached ("can't insert byte"); if (!_dbus_string_insert_bytes (&str, 2, 4, 'Z')) _dbus_assert_not_reached ("can't insert byte"); if (!_dbus_string_insert_bytes (&str, _dbus_string_get_length (&str), 1, 'W')) _dbus_assert_not_reached ("can't insert byte"); _dbus_assert (_dbus_string_get_byte (&str, 0) == 255); _dbus_assert (_dbus_string_get_byte (&str, 1) == 'H'); _dbus_assert (_dbus_string_get_byte (&str, 2) == 'Z'); _dbus_assert (_dbus_string_get_byte (&str, 3) == 'Z'); _dbus_assert (_dbus_string_get_byte (&str, 4) == 'Z'); _dbus_assert (_dbus_string_get_byte (&str, 5) == 'Z'); _dbus_assert (_dbus_string_get_byte (&str, 6) == 'q'); _dbus_assert (_dbus_string_get_byte (&str, 7) == 'l'); _dbus_assert (_dbus_string_get_byte (&str, 8) == 'l'); _dbus_assert (_dbus_string_get_byte (&str, 9) == 'o'); _dbus_assert (_dbus_string_get_byte (&str, 10) == 'W'); _dbus_string_free (&str); /* Check append/parse int/double */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); if (!_dbus_string_append_int (&str, 27)) _dbus_assert_not_reached ("failed to append int"); i = _dbus_string_get_length (&str); if (!_dbus_string_parse_int (&str, 0, &v, &end)) _dbus_assert_not_reached ("failed to parse int"); _dbus_assert (v == 27); _dbus_assert (end == i); _dbus_string_free (&str); if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); if (!_dbus_string_append_double (&str, 50.3)) _dbus_assert_not_reached ("failed to append float"); i = _dbus_string_get_length (&str); if (!_dbus_string_parse_double (&str, 0, &d, &end)) _dbus_assert_not_reached ("failed to parse float"); _dbus_assert (d > (50.3 - 1e-6) && d < (50.3 + 1e-6)); _dbus_assert (end == i); _dbus_string_free (&str); /* Test find */ if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("failed to init string"); if (!_dbus_string_append (&str, "Hello")) _dbus_assert_not_reached ("couldn't append to string"); if (!_dbus_string_find (&str, 0, "He", &i)) _dbus_assert_not_reached ("didn't find 'He'"); _dbus_assert (i == 0); if (!_dbus_string_find (&str, 0, "Hello", &i)) _dbus_assert_not_reached ("didn't find 'Hello'"); _dbus_assert (i == 0); if (!_dbus_string_find (&str, 0, "ello", &i)) _dbus_assert_not_reached ("didn't find 'ello'"); _dbus_assert (i == 1); if (!_dbus_string_find (&str, 0, "lo", &i)) _dbus_assert_not_reached ("didn't find 'lo'"); _dbus_assert (i == 3); if (!_dbus_string_find (&str, 2, "lo", &i)) _dbus_assert_not_reached ("didn't find 'lo'"); _dbus_assert (i == 3); if (_dbus_string_find (&str, 4, "lo", &i)) _dbus_assert_not_reached ("did find 'lo'"); if (!_dbus_string_find (&str, 0, "l", &i)) _dbus_assert_not_reached ("didn't find 'l'"); _dbus_assert (i == 2); if (!_dbus_string_find (&str, 0, "H", &i)) _dbus_assert_not_reached ("didn't find 'H'"); _dbus_assert (i == 0); if (!_dbus_string_find (&str, 0, "", &i)) _dbus_assert_not_reached ("didn't find ''"); _dbus_assert (i == 0); if (_dbus_string_find (&str, 0, "Hello!", NULL)) _dbus_assert_not_reached ("Did find 'Hello!'"); if (_dbus_string_find (&str, 0, "Oh, Hello", NULL)) _dbus_assert_not_reached ("Did find 'Oh, Hello'"); if (_dbus_string_find (&str, 0, "ill", NULL)) _dbus_assert_not_reached ("Did find 'ill'"); if (_dbus_string_find (&str, 0, "q", NULL)) _dbus_assert_not_reached ("Did find 'q'"); if (!_dbus_string_find_to (&str, 0, 2, "He", NULL)) _dbus_assert_not_reached ("Didn't find 'He'"); if (_dbus_string_find_to (&str, 0, 2, "Hello", NULL)) _dbus_assert_not_reached ("Did find 'Hello'"); if (!_dbus_string_find_byte_backward (&str, _dbus_string_get_length (&str), 'H', &i)) _dbus_assert_not_reached ("Did not find 'H'"); _dbus_assert (i == 0); if (!_dbus_string_find_byte_backward (&str, _dbus_string_get_length (&str), 'o', &i)) _dbus_assert_not_reached ("Did not find 'o'"); _dbus_assert (i == _dbus_string_get_length (&str) - 1); if (_dbus_string_find_byte_backward (&str, _dbus_string_get_length (&str) - 1, 'o', &i)) _dbus_assert_not_reached ("Did find 'o'"); _dbus_assert (i == -1); if (_dbus_string_find_byte_backward (&str, 1, 'e', &i)) _dbus_assert_not_reached ("Did find 'e'"); _dbus_assert (i == -1); if (!_dbus_string_find_byte_backward (&str, 2, 'e', &i)) _dbus_assert_not_reached ("Didn't find 'e'"); _dbus_assert (i == 1); _dbus_string_free (&str); /* Hex encoding */ _dbus_string_init_const (&str, "cafebabe, this is a bogus hex string"); if (!_dbus_string_init (&other)) _dbus_assert_not_reached ("could not init string"); if (!_dbus_string_hex_decode (&str, 0, &end, &other, 0)) _dbus_assert_not_reached ("deccoded bogus hex string with no error"); _dbus_assert (end == 8); _dbus_string_free (&other); test_roundtrips (test_hex_roundtrip); _dbus_string_free (&str); { int found, found_len; _dbus_string_init_const (&str, "012\r\n567\n90"); if (!_dbus_string_find_eol (&str, 0, &found, &found_len) || found != 3 || found_len != 2) _dbus_assert_not_reached ("Did not find '\\r\\n'"); if (found != 3 || found_len != 2) _dbus_assert_not_reached ("invalid return values"); if (!_dbus_string_find_eol (&str, 5, &found, &found_len)) _dbus_assert_not_reached ("Did not find '\\n'"); if (found != 8 || found_len != 1) _dbus_assert_not_reached ("invalid return values"); if (_dbus_string_find_eol (&str, 9, &found, &found_len)) _dbus_assert_not_reached ("Found not expected '\\n'"); else if (found != 11 || found_len != 0) _dbus_assert_not_reached ("invalid return values '\\n'"); found = -1; found_len = -1; _dbus_string_init_const (&str, ""); if (_dbus_string_find_eol (&str, 0, &found, &found_len)) _dbus_assert_not_reached ("found an eol in an empty string"); _dbus_assert (found == 0); _dbus_assert (found_len == 0); found = -1; found_len = -1; _dbus_string_init_const (&str, "foobar"); if (_dbus_string_find_eol (&str, 0, &found, &found_len)) _dbus_assert_not_reached ("found eol in string that lacks one"); _dbus_assert (found == 6); _dbus_assert (found_len == 0); found = -1; found_len = -1; _dbus_string_init_const (&str, "foobar\n"); if (!_dbus_string_find_eol (&str, 0, &found, &found_len)) _dbus_assert_not_reached ("did not find eol in string that has one at end"); _dbus_assert (found == 6); _dbus_assert (found_len == 1); } { DBusString line; #define FIRST_LINE "this is a line" #define SECOND_LINE "this is a second line" /* third line is empty */ #define THIRD_LINE "" #define FOURTH_LINE "this is a fourth line" if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("no memory"); if (!_dbus_string_append (&str, FIRST_LINE "\n" SECOND_LINE "\r\n" THIRD_LINE "\n" FOURTH_LINE)) _dbus_assert_not_reached ("no memory"); if (!_dbus_string_init (&line)) _dbus_assert_not_reached ("no memory"); if (!_dbus_string_pop_line (&str, &line)) _dbus_assert_not_reached ("failed to pop first line"); _dbus_assert (_dbus_string_equal_c_str (&line, FIRST_LINE)); if (!_dbus_string_pop_line (&str, &line)) _dbus_assert_not_reached ("failed to pop second line"); _dbus_assert (_dbus_string_equal_c_str (&line, SECOND_LINE)); if (!_dbus_string_pop_line (&str, &line)) _dbus_assert_not_reached ("failed to pop third line"); _dbus_assert (_dbus_string_equal_c_str (&line, THIRD_LINE)); if (!_dbus_string_pop_line (&str, &line)) _dbus_assert_not_reached ("failed to pop fourth line"); _dbus_assert (_dbus_string_equal_c_str (&line, FOURTH_LINE)); _dbus_string_free (&str); _dbus_string_free (&line); } { if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("no memory"); for (i = 0; i < 10000; i++) if (!_dbus_string_append (&str, "abcdefghijklmnopqrstuvwxyz")) _dbus_assert_not_reached ("no memory"); if (!_dbus_string_set_length (&str, 10)) _dbus_assert_not_reached ("failed to set length"); /* actually compact */ if (!_dbus_string_compact (&str, 2048)) _dbus_assert_not_reached ("failed to compact after set_length"); /* peek inside to make sure it worked */ if (((DBusRealString *)&str)->allocated > 30) _dbus_assert_not_reached ("compacting string didn't do anything"); if (!_dbus_string_equal_c_str (&str, "abcdefghij")) _dbus_assert_not_reached ("unexpected content after compact"); /* compact nothing */ if (!_dbus_string_compact (&str, 2048)) _dbus_assert_not_reached ("failed to compact 2nd time"); if (!_dbus_string_equal_c_str (&str, "abcdefghij")) _dbus_assert_not_reached ("unexpected content after 2nd compact"); /* and make sure it still works...*/ if (!_dbus_string_append (&str, "123456")) _dbus_assert_not_reached ("failed to append after compact"); if (!_dbus_string_equal_c_str (&str, "abcdefghij123456")) _dbus_assert_not_reached ("unexpected content after append"); /* after growing automatically, this should do nothing */ if (!_dbus_string_compact (&str, 20000)) _dbus_assert_not_reached ("failed to compact after grow"); /* but this one will do something */ if (!_dbus_string_compact (&str, 0)) _dbus_assert_not_reached ("failed to compact after grow"); if (!_dbus_string_equal_c_str (&str, "abcdefghij123456")) _dbus_assert_not_reached ("unexpected content"); if (!_dbus_string_append (&str, "!@#$%")) _dbus_assert_not_reached ("failed to append after compact"); if (!_dbus_string_equal_c_str (&str, "abcdefghij123456!@#$%")) _dbus_assert_not_reached ("unexpected content"); _dbus_string_free (&str); } { const char two_strings[] = "one\ttwo"; if (!_dbus_string_init (&str)) _dbus_assert_not_reached ("no memory"); if (!_dbus_string_init (&other)) _dbus_assert_not_reached ("no memory"); if (!_dbus_string_append (&str, two_strings)) _dbus_assert_not_reached ("no memory"); if (!_dbus_string_split_on_byte (&str, '\t', &other)) _dbus_assert_not_reached ("no memory or delimiter not found"); if (strcmp (_dbus_string_get_data (&str), "one") != 0) _dbus_assert_not_reached ("left side after split on tab is wrong"); if (strcmp (_dbus_string_get_data (&other), "two") != 0) _dbus_assert_not_reached ("right side after split on tab is wrong"); _dbus_string_free (&str); _dbus_string_free (&other); } return TRUE; }
static DBusValidity load_and_validate_field (DBusHeader *header, int field, DBusTypeReader *variant_reader) { int type; int expected_type; const DBusString *value_str; int value_pos; int str_data_pos; dbus_uint32_t v_UINT32; int bad_string_code; dbus_bool_t (* string_validation_func) (const DBusString *str, int start, int len); /* Supposed to have been checked already */ _dbus_assert (field <= DBUS_HEADER_FIELD_LAST); _dbus_assert (field != DBUS_HEADER_FIELD_INVALID); /* Before we can cache a field, we need to know it has the right type */ type = _dbus_type_reader_get_current_type (variant_reader); _dbus_assert (_dbus_header_field_types[field].code == field); expected_type = EXPECTED_TYPE_OF_FIELD (field); if (type != expected_type) { _dbus_verbose ("Field %d should have type %d but has %d\n", field, expected_type, type); return DBUS_INVALID_HEADER_FIELD_HAS_WRONG_TYPE; } /* If the field was provided twice, we aren't happy */ if (header->fields[field].value_pos >= 0) { _dbus_verbose ("Header field %d seen a second time\n", field); return DBUS_INVALID_HEADER_FIELD_APPEARS_TWICE; } /* Now we can cache and look at the field content */ _dbus_verbose ("initially caching field %d\n", field); _dbus_header_cache_one (header, field, variant_reader); string_validation_func = NULL; /* make compiler happy that all this is initialized */ v_UINT32 = 0; value_str = NULL; value_pos = -1; str_data_pos = -1; bad_string_code = DBUS_VALID; if (expected_type == DBUS_TYPE_UINT32) { _dbus_header_get_field_basic (header, field, expected_type, &v_UINT32); } else if (expected_type == DBUS_TYPE_STRING || expected_type == DBUS_TYPE_OBJECT_PATH || expected_type == DBUS_TYPE_SIGNATURE) { _dbus_header_get_field_raw (header, field, &value_str, &value_pos); str_data_pos = _DBUS_ALIGN_VALUE (value_pos, 4) + 4; } else { _dbus_assert_not_reached ("none of the known fields should have this type"); } switch (field) { case DBUS_HEADER_FIELD_DESTINATION: string_validation_func = _dbus_validate_bus_name; bad_string_code = DBUS_INVALID_BAD_DESTINATION; break; case DBUS_HEADER_FIELD_INTERFACE: string_validation_func = _dbus_validate_interface; bad_string_code = DBUS_INVALID_BAD_INTERFACE; if (_dbus_string_equal_substring (&_dbus_local_interface_str, 0, _dbus_string_get_length (&_dbus_local_interface_str), value_str, str_data_pos)) { _dbus_verbose ("Message is on the local interface\n"); return DBUS_INVALID_USES_LOCAL_INTERFACE; } break; case DBUS_HEADER_FIELD_MEMBER: string_validation_func = _dbus_validate_member; bad_string_code = DBUS_INVALID_BAD_MEMBER; break; case DBUS_HEADER_FIELD_ERROR_NAME: string_validation_func = _dbus_validate_error_name; bad_string_code = DBUS_INVALID_BAD_ERROR_NAME; break; case DBUS_HEADER_FIELD_SENDER: string_validation_func = _dbus_validate_bus_name; bad_string_code = DBUS_INVALID_BAD_SENDER; break; case DBUS_HEADER_FIELD_PATH: /* OBJECT_PATH was validated generically due to its type */ string_validation_func = NULL; if (_dbus_string_equal_substring (&_dbus_local_path_str, 0, _dbus_string_get_length (&_dbus_local_path_str), value_str, str_data_pos)) { _dbus_verbose ("Message is from the local path\n"); return DBUS_INVALID_USES_LOCAL_PATH; } break; case DBUS_HEADER_FIELD_REPLY_SERIAL: /* Can't be 0 */ if (v_UINT32 == 0) { return DBUS_INVALID_BAD_SERIAL; } break; case DBUS_HEADER_FIELD_SIGNATURE: /* SIGNATURE validated generically due to its type */ string_validation_func = NULL; break; default: _dbus_assert_not_reached ("unknown field shouldn't be seen here"); break; } if (string_validation_func) { dbus_uint32_t len; _dbus_assert (bad_string_code != DBUS_VALID); len = _dbus_marshal_read_uint32 (value_str, value_pos, header->byte_order, NULL); #if 0 _dbus_verbose ("Validating string header field; code %d if fails\n", bad_string_code); #endif if (!(*string_validation_func) (value_str, str_data_pos, len)) return bad_string_code; } return DBUS_VALID; }