diff options
Diffstat (limited to 'meta-ivi/recipes-core-ivi/dbus/dbus/capi-dbus-add-support-for-custom-marshalling.patch')
| -rw-r--r-- | meta-ivi/recipes-core-ivi/dbus/dbus/capi-dbus-add-support-for-custom-marshalling.patch | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/meta-ivi/recipes-core-ivi/dbus/dbus/capi-dbus-add-support-for-custom-marshalling.patch b/meta-ivi/recipes-core-ivi/dbus/dbus/capi-dbus-add-support-for-custom-marshalling.patch new file mode 100644 index 0000000..78b073c --- /dev/null +++ b/meta-ivi/recipes-core-ivi/dbus/dbus/capi-dbus-add-support-for-custom-marshalling.patch @@ -0,0 +1,217 @@ +From 7b0925938400b970bf699a9188fe03b7271eeead Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?J=C3=BCrgen=20Gehring?= <juergen.gehring@bmw.de> +Date: Thu, 23 Apr 2015 01:18:11 -0700 +Subject: [PATCH] Add functions to support querying and manipulating the + message body and signature. This is useful for code generators, which can + generate custom marshaling functions based on a given IDL. Those functions + tend to be optimized and faster than the generic iterator based marshaling. + +--- + dbus/dbus-message.c | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++ + dbus/dbus-message.h | 14 ++++++++ + dbus/dbus-string.c | 16 +++++++++ + dbus/dbus-string.h | 5 +++ + 4 files changed, 134 insertions(+) + +diff --git a/dbus/dbus-message.c b/dbus/dbus-message.c +index 43cb1be..d34663a 100644 +--- a/dbus/dbus-message.c ++++ b/dbus/dbus-message.c +@@ -3445,6 +3445,47 @@ dbus_message_get_sender (DBusMessage *message) + } + + /** ++ * Sets the signature of the message, i.e. the arguments in the ++ * message payload. The signature includes only "in" arguments for ++ * #DBUS_MESSAGE_TYPE_METHOD_CALL and only "out" arguments for ++ * #DBUS_MESSAGE_TYPE_METHOD_RETURN, so is slightly different from ++ * what you might expect (it does not include the signature of the ++ * entire C++-style method). ++ * ++ * The signature is a string made up of type codes such as ++ * #DBUS_TYPE_INT32. The string is terminated with nul (nul is also ++ * the value of #DBUS_TYPE_INVALID). The macros such as ++ * #DBUS_TYPE_INT32 evaluate to integers; to assemble a signature you ++ * may find it useful to use the string forms, such as ++ * #DBUS_TYPE_INT32_AS_STRING. ++ * ++ * An "unset" or #NULL signature is considered the same as an empty ++ * signature. In fact dbus_message_get_signature() will never return ++ * #NULL. ++ * ++ * @param message the message ++ * @param signature the type signature or #NULL to unset ++ * @returns #FALSE if no memory ++ */ ++dbus_bool_t ++dbus_message_set_signature (DBusMessage *message, ++ const char *signature) ++{ ++ _dbus_return_val_if_fail (message != NULL, FALSE); ++ _dbus_return_val_if_fail (!message->locked, FALSE); ++ _dbus_return_val_if_fail (signature == NULL || ++ _dbus_check_is_valid_signature (signature), FALSE); ++ /* can't delete the signature if you have a message body */ ++ _dbus_return_val_if_fail (_dbus_string_get_length (&message->body) == 0 || ++ signature != NULL, FALSE); ++ ++ return set_or_delete_string_field (message, ++ DBUS_HEADER_FIELD_SIGNATURE, ++ DBUS_TYPE_SIGNATURE, ++ signature); ++} ++ ++/** + * Gets the type signature of the message, i.e. the arguments in the + * message payload. The signature includes only "in" arguments for + * #DBUS_MESSAGE_TYPE_METHOD_CALL and only "out" arguments for +@@ -4632,6 +4673,64 @@ dbus_message_type_to_string (int type) + } + + /** ++ * Returns pointer to the buffer used to store the message body. ++ * ++ * @param message the message ++ * @return pointer to the message body memory ++ */ ++char* ++dbus_message_get_body (DBusMessage *message) { ++ _dbus_return_val_if_fail (message != NULL, NULL); ++ ++ return _dbus_string_get_data(&(message->body)); ++} ++ ++/** ++ * Adjust the length of the message body buffer. The memory will be reallocated ++ * if the new length is bigger than the already allocated size. ++ * ++ * @see dbus_message_get_body_allocated ++ * @param message the message ++ * @param length the new length of the body ++ * @return #TRUE if successful ++ */ ++dbus_bool_t ++dbus_message_set_body_length (DBusMessage *message, ++ int length) { ++ _dbus_return_val_if_fail (message != NULL, FALSE); ++ _dbus_return_val_if_fail (length >= 0, FALSE); ++ ++ return _dbus_string_set_length(&(message->body), length); ++} ++ ++/** ++ * Gets the length of the message body buffer. ++ * ++ * @param message the message ++ * @param length the new length of the body ++ * @return the length of the body buffer ++ */ ++int ++dbus_message_get_body_length (DBusMessage *message) { ++ _dbus_return_val_if_fail (message != NULL, 0); ++ ++ return _dbus_string_get_length(&(message->body)); ++} ++ ++/** ++ * Gets the allocated memory size used to hold the message body. ++ * ++ * @param message the message ++ * @return size of the allocated message body memory ++ */ ++int ++dbus_message_get_body_allocated (DBusMessage *message) { ++ _dbus_return_val_if_fail (message != NULL, 0); ++ ++ return _dbus_string_get_allocated(&(message->body)); ++} ++ ++/** + * Turn a DBusMessage into the marshalled form as described in the D-Bus + * specification. + * +diff --git a/dbus/dbus-message.h b/dbus/dbus-message.h +index 4fd44da..76377b8 100644 +--- a/dbus/dbus-message.h ++++ b/dbus/dbus-message.h +@@ -138,6 +138,9 @@ dbus_bool_t dbus_message_set_sender (DBusMessage *message, + DBUS_EXPORT + const char* dbus_message_get_sender (DBusMessage *message); + DBUS_EXPORT ++dbus_bool_t dbus_message_set_signature (DBusMessage *message, ++ const char *signature); ++DBUS_EXPORT + const char* dbus_message_get_signature (DBusMessage *message); + DBUS_EXPORT + void dbus_message_set_no_reply (DBusMessage *message, +@@ -262,6 +265,17 @@ dbus_bool_t dbus_message_iter_close_container (DBusMessageIter *iter, + DBUS_EXPORT + void dbus_message_iter_abandon_container (DBusMessageIter *iter, + DBusMessageIter *sub); ++DBUS_EXPORT ++char* dbus_message_get_body (DBusMessage *message); ++ ++DBUS_EXPORT ++dbus_bool_t dbus_message_set_body_length (DBusMessage *message, ++ int length); ++DBUS_EXPORT ++int dbus_message_get_body_length (DBusMessage *message); ++ ++DBUS_EXPORT ++int dbus_message_get_body_allocated (DBusMessage *message); + + DBUS_EXPORT + void dbus_message_lock (DBusMessage *message); +diff --git a/dbus/dbus-string.c b/dbus/dbus-string.c +index 0f63612..a084eca 100644 +--- a/dbus/dbus-string.c ++++ b/dbus/dbus-string.c +@@ -730,6 +730,22 @@ _dbus_string_get_length (const DBusString *str) + } + #endif /* !_dbus_string_get_length */ + ++/* Only have the function if we don't have the macro */ ++#ifndef _dbus_string_get_allocated ++/** ++ * Gets the allocated length of a string (not including nul termination). ++ * ++ * @returns the allocated length. ++ */ ++int ++_dbus_string_get_allocated(const DBusString *str) ++{ ++ DBUS_CONST_STRING_PREAMBLE (str); ++ ++ return real->allocated; ++} ++#endif /* !_dbus_string_get_allocated */ ++ + /** + * Makes a string longer by the given number of bytes. Checks whether + * adding additional_length to the current length would overflow an +diff --git a/dbus/dbus-string.h b/dbus/dbus-string.h +index 86fb8c3..bfa2a39 100644 +--- a/dbus/dbus-string.h ++++ b/dbus/dbus-string.h +@@ -61,6 +61,7 @@ struct DBusString + */ + #define _dbus_string_get_data(s) ((char*)(((DBusString*)(s))->dummy1)) + #define _dbus_string_get_length(s) (((DBusString*)(s))->dummy2) ++#define _dbus_string_get_allocated(s) (((DBusString*)(s))->dummy3 - _DBUS_STRING_ALLOCATION_PADDING) + #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)) +@@ -131,6 +132,10 @@ void _dbus_string_copy_to_buffer_with_nul (const DBusString *str, + int _dbus_string_get_length (const DBusString *str); + #endif /* !_dbus_string_get_length */ + ++#ifndef _dbus_string_get_allocated ++int _dbus_string_get_allocated (const DBusString *str); ++#endif /* !_dbus_string_get_allocated */ ++ + dbus_bool_t _dbus_string_lengthen (DBusString *str, + int additional_length); + void _dbus_string_shorten (DBusString *str, +-- +1.9.1 + |