diff options
Diffstat (limited to 'client/print.c')
| -rw-r--r-- | client/print.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/client/print.c b/client/print.c new file mode 100644 index 000000000..798d22c7e --- /dev/null +++ b/client/print.c @@ -0,0 +1,194 @@ + +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2020 Intel Corporation. All rights reserved. + * + * + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#define _GNU_SOURCE +#include <stdio.h> +#include <stdbool.h> +#include <inttypes.h> +#include <errno.h> +#include <unistd.h> +#include <stdlib.h> +#include <fcntl.h> +#include <string.h> + +#include "gdbus/gdbus.h" + +#include "src/shared/util.h" +#include "src/shared/shell.h" +#include "print.h" + +static void print_fixed_iter(const char *label, const char *name, + DBusMessageIter *iter) +{ + dbus_bool_t *valbool; + dbus_uint32_t *valu32; + dbus_uint16_t *valu16; + dbus_int16_t *vals16; + unsigned char *byte; + int len; + + switch (dbus_message_iter_get_arg_type(iter)) { + case DBUS_TYPE_BOOLEAN: + dbus_message_iter_get_fixed_array(iter, &valbool, &len); + + if (len <= 0) + return; + + bt_shell_printf("%s%s:\n", label, name); + bt_shell_hexdump((void *)valbool, len * sizeof(*valbool)); + + break; + case DBUS_TYPE_UINT32: + dbus_message_iter_get_fixed_array(iter, &valu32, &len); + + if (len <= 0) + return; + + bt_shell_printf("%s%s:\n", label, name); + bt_shell_hexdump((void *)valu32, len * sizeof(*valu32)); + + break; + case DBUS_TYPE_UINT16: + dbus_message_iter_get_fixed_array(iter, &valu16, &len); + + if (len <= 0) + return; + + bt_shell_printf("%s%s:\n", label, name); + bt_shell_hexdump((void *)valu16, len * sizeof(*valu16)); + + break; + case DBUS_TYPE_INT16: + dbus_message_iter_get_fixed_array(iter, &vals16, &len); + + if (len <= 0) + return; + + bt_shell_printf("%s%s:\n", label, name); + bt_shell_hexdump((void *)vals16, len * sizeof(*vals16)); + + break; + case DBUS_TYPE_BYTE: + dbus_message_iter_get_fixed_array(iter, &byte, &len); + + if (len <= 0) + return; + + bt_shell_printf("%s%s:\n", label, name); + bt_shell_hexdump((void *)byte, len * sizeof(*byte)); + + break; + default: + return; + }; +} + +void print_iter(const char *label, const char *name, DBusMessageIter *iter) +{ + dbus_bool_t valbool; + dbus_uint32_t valu32; + dbus_uint16_t valu16; + dbus_int16_t vals16; + unsigned char byte; + const char *valstr; + DBusMessageIter subiter; + char *entry; + + if (iter == NULL) { + bt_shell_printf("%s%s is nil\n", label, name); + return; + } + + switch (dbus_message_iter_get_arg_type(iter)) { + case DBUS_TYPE_INVALID: + bt_shell_printf("%s%s is invalid\n", label, name); + break; + case DBUS_TYPE_STRING: + case DBUS_TYPE_OBJECT_PATH: + dbus_message_iter_get_basic(iter, &valstr); + bt_shell_printf("%s%s: %s\n", label, name, valstr); + break; + case DBUS_TYPE_BOOLEAN: + dbus_message_iter_get_basic(iter, &valbool); + bt_shell_printf("%s%s: %s\n", label, name, + valbool == TRUE ? "yes" : "no"); + break; + case DBUS_TYPE_UINT32: + dbus_message_iter_get_basic(iter, &valu32); + bt_shell_printf("%s%s: 0x%08x\n", label, name, valu32); + break; + case DBUS_TYPE_UINT16: + dbus_message_iter_get_basic(iter, &valu16); + bt_shell_printf("%s%s: 0x%04x\n", label, name, valu16); + break; + case DBUS_TYPE_INT16: + dbus_message_iter_get_basic(iter, &vals16); + bt_shell_printf("%s%s: %d\n", label, name, vals16); + break; + case DBUS_TYPE_BYTE: + dbus_message_iter_get_basic(iter, &byte); + bt_shell_printf("%s%s: 0x%02x (%d)\n", label, name, byte, byte); + break; + case DBUS_TYPE_VARIANT: + dbus_message_iter_recurse(iter, &subiter); + print_iter(label, name, &subiter); + break; + case DBUS_TYPE_ARRAY: + dbus_message_iter_recurse(iter, &subiter); + + if (dbus_type_is_fixed( + dbus_message_iter_get_arg_type(&subiter))) { + print_fixed_iter(label, name, &subiter); + break; + } + + while (dbus_message_iter_get_arg_type(&subiter) != + DBUS_TYPE_INVALID) { + print_iter(label, name, &subiter); + dbus_message_iter_next(&subiter); + } + break; + case DBUS_TYPE_DICT_ENTRY: + dbus_message_iter_recurse(iter, &subiter); + entry = g_strconcat(name, " Key", NULL); + print_iter(label, entry, &subiter); + g_free(entry); + + entry = g_strconcat(name, " Value", NULL); + dbus_message_iter_next(&subiter); + print_iter(label, entry, &subiter); + g_free(entry); + break; + default: + bt_shell_printf("%s%s has unsupported type\n", label, name); + break; + } +} + +void print_property_with_label(GDBusProxy *proxy, const char *name, + const char *label) +{ + DBusMessageIter iter; + + if (g_dbus_proxy_get_property(proxy, name, &iter) == FALSE) + return; + + print_iter("\t", label ? label : name, &iter); +} + +void print_property(GDBusProxy *proxy, const char *name) +{ + print_property_with_label(proxy, name, NULL); +} |