/*
*/

#ifndef __LLAPI
#define __LLAPI

#define LL_JOB_VERSION   0
#define LL_PROC_VERSION  0
#define LL_CONTROL_VERSION  22

enum { LL_CM, QUERY_ALL, JOBS, MACHINES };
enum DataFilter { ALL_DATA, STATUS_LINE, Q_LINE };

enum Usage { SHARED, NOT_SHARED };
enum HoldType { NO_HOLD, HOLDTYPE_USER, HOLDTYPE_SYSTEM, HOLDTYPE_USERSYS };

enum {
  STATE_IDLE,STATE_PENDING,STATE_STARTING,STATE_REMOVED,STATE_REJECT_PENDING,STATE_COMPLETE_PENDING,STATE_VACATE_PENDING,STATE_REMOVE_PENDING,STATE_RUNNING,STATE_HOLD,STATE_DEFERRED,STATE_REJECTED,STATE_UNEXPANDED,STATE_NOTQUEUED,STATE_COMPLETED,STATE_VACATED,STATE_NOTRUN,STATE_SUBMISSION_ERR,STATE_TERMINATED,STATE_CANCELED,STATE_PREEMPTED,STATE_PREEMPT_PENDING,STATE_RESUME_PENDING };

enum {
  LL_MachineVirtualMemory,LL_MachineRealMemory,LL_MachineCPUs,LL_MachineDisk,LL_MachineMaxTasks,LL_MachinePoolList,LL_MachinePoolListSize,LL_MachineOperatingSystem,LL_MachineArchitecture,LL_MachineLoadAverage,LL_MachineSpeed,LL_MachineAdapterList,LL_MachineFeatureList,LL_MachineConfiguredClassList,LL_MachineAvailableClassList,LL_JobSubmitHost,LL_StepHoldType,LL_StepHostList,LL_StepState,LL_StepDispatchTime,LL_StepTaskInstanceCount,LL_StepCompletionDate,LL_StepCompletionCode,LL_StepMessages,LL_MachineName,LL_MachineStartdState,LL_StepGetFirstMachine,LL_StepGetNextMachine,LL_JobCredential,LL_CredentialUserName,LL_CredentialGroupName,LL_StepAccountNumber,LL_StepGetFirstNode,LL_NodeMinInstances,LL_NodeInitiatorCount,LL_StepGetNextNode,LL_NodeGetFirstTask,LL_NodeRequirements,LL_StepComment,LL_JobStepType,LL_JobSubmitTime,LL_StepStartCount,LL_StepStartDate,LL_StepExecSize,LL_StepImageSize,LL_StepIwd,LL_TaskExecutable,LL_StepWallClockLimitHard,LL_StepJobClass,LL_StepNodeUsage,LL_JobGetFirstStep,LL_StepID,LL_JobGetNextStep,LL_TaskIsMaster,LL_TaskGetFirstTaskInstance,LL_TaskInstanceMachineName,LL_TaskGetNextTaskInstance,LL_NodeGetNextTask };

enum { API_OK = 0,API_INVALID_INPUT,API_CANT_MALLOC,API_CANT_CONNECT,API_CONFIG_ERR,API_CANT_TRANSMIT,API_CANT_AUTH,API_CANT_FIND_PROC,API_WRNG_PROC_VERSION,API_WRNG_PROC_STATE,API_MACH_NOT_AVAIL,API_CANT_FIND_RUNCLASS,API_REQ_NOT_MET,API_WRNG_MACH_NO,API_LL_SCH_ON,API_MACH_DUP };

enum LL_control_op {
   LL_CONTROL_RECYCLE, LL_CONTROL_RECONFIG, LL_CONTROL_START,
   LL_CONTROL_STOP, LL_CONTROL_DRAIN, LL_CONTROL_DRAIN_STARTD,
   LL_CONTROL_DRAIN_SCHEDD, LL_CONTROL_PURGE_SCHEDD, LL_CONTROL_FLUSH,
   LL_CONTROL_SUSPEND, LL_CONTROL_RESUME, LL_CONTROL_RESUME_STARTD,
   LL_CONTROL_RESUME_SCHEDD, LL_CONTROL_FAVOR_JOB, LL_CONTROL_UNFAVOR_JOB,
   LL_CONTROL_FAVOR_USER, LL_CONTROL_UNFAVOR_USER,
   LL_CONTROL_HOLD_USER, LL_CONTROL_HOLD_SYSTEM, LL_CONTROL_HOLD_RELEASE,
   LL_CONTROL_PRIO_ABS, LL_CONTROL_PRIO_ADJ };

/* structures */

typedef void   LL_element;
typedef void * LL_node;

typedef struct {
  int           cluster;
  int           proc;
  char          *from_host;     /* name of the schedd host */
  } LL_STEP_ID;

typedef struct {
  LL_STEP_ID    id;             /* step id */
  int           q_date;         /* UNIX time step was submitted */
  int           status;         /* Running, unexpanded, completed,.. */

  /* The following are valid after scheduling has occured */

  int           num_processors; /* actual number of assigned processors */
  char          **processor_list;/* list of processors on which to run step */

  /* The following are inputs needed to actually start an executable */

  char          *cmd;           /* a.out file */
  char          *args;          /* command line args */
  char          *env;           /* environment */
  char          *in;            /* file for stdin */
  char          *out;           /* file for stdout */
  char          *err;           /* file for stderr */
  char          *iwd;           /* Initial working directory */
  char          *notify_user;   /* target to be used when sending mail */
  char          *shell;         /* shell to be used */
  char          *tracker;       /* user's step tracking exit */
  char          *tracker_arg;   /* argument to tracking exit */
  int           notification;   /* Notification options */
  int           image_size;     /* Size of the virtual image in K */
  int           exec_size;      /* size of the executable */
} LL_job_step;


typedef struct LL_job {
  int           version_num;    /* LL_JOB_VERSION */
  char          *job_name;      /* job name */
  char          *owner;         /* login of person submitting job */
  char          *groupname;     /* group name of owner's login group */
  uid_t         uid;            /* unix userid of submitter */
  gid_t         gid;            /* unix group id of submitter */
  char          *submit_host;   /* Host of job submission */
  int           steps;          /* number of steps in job */
  LL_job_step   **step_list;    /* ptr to array of ptrs to job steps */
  } LL_job;


typedef struct {
  int             version_num;
  LL_STEP_ID      StepId;
  char           *msg;
  }  LL_terminate_job_info;


typedef struct {
  int             version_num;
  LL_STEP_ID      StepId;
  char          **nodeList;
  }  LL_start_job_info;


/* API prototypes */
 
LL_element *ll_get_objs(LL_element *,int,void *,int *,int *);
LL_element *ll_next_obj(LL_element *);
int ll_free_objs(LL_element *);
int llfree_job_info(LL_job *,int);
LL_element *ll_query(int);
int ll_set_request(LL_element *,int,void *,int);
int ll_deallocate(LL_element *);
int ll_get_data(LL_element *,int,void *);
int ll_start_job(LL_start_job_info *);
int ll_terminate_job(LL_terminate_job_info *);
int ll_control(void);
int llsubmit(char *,void *,void *,LL_job *,int);

#endif /* __LLAPI */

/* END msched-llapi.h */