SD_BUS_MESSAGE_AT_END - Online Linux Manual PageSection : 3
Updated :
Source : systemd 250
Note : sd_bus_message_at_end

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NAMEsd_bus_message_at_end − Check if a message has been fully read

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SYNOPSIS#include <systemd/sd−bus​.h>int sd_bus_message_at_end(sd_bus_message *m, int complete);

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DESCRIPTIONsd_bus_message_at_end() returns whether all data from the currently opened container in m or all data from all containers in m has been read​. If complete is zero, this function returns whether all data from the currently opened container has been read​. If complete is non−zero, this function returns whether all data from all containers in m has been read​.

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RETURN VALUEIf all data from all containers or the current container (depending on the value of complete) has been read, sd_bus_message_at_end() returns a positive integer​. If there is still data left to be read, it returns zero​. On failure, it returns a negative errno−style error code​.

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ErrorsReturned errors may indicate the following problems: −EINVAL The m parameter is NULL​. −EPERM The message is not sealed​.

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NOTESThese APIs are implemented as a shared library, which can be compiled and linked to with the libsystemd ​pkg-config(1) file​.

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SEE ALSOsystemd(1), sd-bus(3), sd_bus_message_read(3) 0

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