NAME |SYNOPSIS |DESCRIPTION |RETURN VALUE |NOTES |HISTORY |SEE ALSO |COLOPHON | |
SD_BUS_MESSAGE_SKIP(3) sd_bus_message_skipSD_BUS_MESSAGE_SKIP(3)sd_bus_message_skip - Skip elements in a bus message
#include <systemd/sd-bus.h>int sd_bus_message_skip(sd_bus_message *m, const char*types);
sd_bus_message_skip()is somewhat similar tosd_bus_message_read(3), but instead of reading the contents of the message, it only moves the "read pointer". Subsequent read operations will read the elements that are after the elements that were skipped. Thetypes argument has the same meaning as insd_bus_message_read(). It may also beNULL, to skip a single element of any type.
On success,sd_bus_message_skip()returns 0 or a positive integer. On failure, it returns a negative errno-style error code.Errors Returned errors may indicate the following problems:-EINVAL Them parameter isNULL.-EBADMSG The message cannot be parsed.-EPERM The message is not sealed.-ENXIO The message end has been reached and the requested elements cannot be read.-ENOMEM Memory allocation failed.
Functions described here are available as a shared library, which can be compiled against and linked to with thelibsystemd pkg-config(1) file. The code described here usesgetenv(3), which is declared to be not multi-thread-safe. This means that the code calling the functions described here must not callsetenv(3) from a parallel thread. It is recommended to only do calls tosetenv()from an early phase of the program when no other threads have been started.
sd_bus_message_skip()was added in version 240.
systemd(1),sd-bus(3),sd_bus_message_read(3),sd_bus_message_read_basic(3)
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