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| CPG_ITERATION_NEXT(3) | Corosync Cluster Engine Programmer's Manual | CPG_ITERATION_NEXT(3) |
NAME
cpg_iteration_next - Return next item in iteration of CPGSYNOPSIS
#include <corosync/cpg.h>cs_error_t cpg_iteration_next (cpg_iteration_handle_t handle, struct cpg_iteration_description_t *description);
DESCRIPTION
The cpg_iter_next function is used to get next value in iteration. The handle argument is iterator handle obtained by cpg_iteration_initalize(3) function. description is pointer to structure with following definition:
struct cpg_iteration_description_t {
struct cpg_name group;
uint32_t nodeid;
uint32_t pid;
};
where group is name of group, nodeid is ID of connected node and pid is pid of connected process. If iteration was initialized with CPG_ITERATION_NAME_ONLY iteration type, both nodeid and pid are 0.
RETURN VALUE
This call returns the CS_OK value if successful. If there are no more items to iterate, CS_NO_SECTION error code is returned.SEE ALSO
cpg_iteration_initialize(3), cpg_overview(3)CS_ERR_TRY_AGAIN Resource temporarily unavailable
CS_ERR_INVALID_PARAM Invalid argument
CS_ERR_ACCESS Permission denied
CS_ERR_LIBRARY The connection failed
CS_ERR_INTERRUPT System call interrupted by a signal
CS_ERR_NOT_SUPPORTED The requested protocol/functionality not supported
CS_ERR_MESSAGE_ERROR Incorrect auth message received
CS_ERR_NO_MEMORY Not enough memory to complete the requested task
| 05/03/2012 | corosync Man Page |
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