1 | /* libxenstat: statistics-collection library for Xen |
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2 | * Copyright (C) International Business Machines Corp., 2005 |
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3 | * Authors: Josh Triplett <josht@us.ibm.com> |
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4 | * Judy Fischbach <jfisch@us.ibm.com> |
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5 | * David Hendricks <dhendrix@us.ibm.com> |
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6 | * |
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7 | * This library is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU Lesser General Public |
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9 | * License as published by the Free Software Foundation; either |
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10 | * version 2.1 of the License, or (at your option) any later version. |
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11 | * |
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12 | * This library is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | * Lesser General Public License for more details. |
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16 | */ |
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17 | |
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18 | /* |
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19 | * Copyright 2007 Sun Microsystems, Inc. All rights reserved. |
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20 | * Use is subject to license terms. |
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21 | */ |
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22 | |
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23 | #ifndef XENSTAT_PRIV_H |
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24 | #define XENSTAT_PRIV_H |
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25 | |
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26 | #include <sys/types.h> |
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27 | #include <xs.h> |
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28 | #include "xenstat.h" |
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29 | |
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30 | #include "xenctrl.h" |
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31 | |
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32 | #define SHORT_ASC_LEN 5 /* length of 65535 */ |
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33 | #define VERSION_SIZE (2 * SHORT_ASC_LEN + 1 + sizeof(xen_extraversion_t) + 1) |
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34 | |
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35 | struct xenstat_handle { |
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36 | int xc_handle; |
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37 | struct xs_handle *xshandle; /* xenstore handle */ |
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38 | int page_size; |
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39 | void *priv; |
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40 | char xen_version[VERSION_SIZE]; /* xen version running on this node */ |
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41 | }; |
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42 | |
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43 | struct xenstat_node { |
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44 | xenstat_handle *handle; |
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45 | unsigned int flags; |
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46 | unsigned long long cpu_hz; |
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47 | unsigned int num_cpus; |
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48 | unsigned long long tot_mem; |
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49 | unsigned long long free_mem; |
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50 | unsigned int num_domains; |
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51 | xenstat_domain *domains; /* Array of length num_domains */ |
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52 | }; |
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53 | |
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54 | struct xenstat_domain { |
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55 | unsigned int id; |
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56 | char *name; |
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57 | unsigned int state; |
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58 | unsigned long long cpu_ns; |
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59 | unsigned int num_vcpus; /* No. vcpus configured for domain */ |
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60 | xenstat_vcpu *vcpus; /* Array of length num_vcpus */ |
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61 | unsigned long long cur_mem; /* Current memory reservation */ |
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62 | unsigned long long max_mem; /* Total memory allowed */ |
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63 | unsigned int ssid; |
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64 | unsigned int num_networks; |
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65 | xenstat_network *networks; /* Array of length num_networks */ |
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66 | unsigned int num_vbds; |
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67 | xenstat_vbd *vbds; |
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68 | }; |
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69 | |
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70 | struct xenstat_vcpu { |
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71 | unsigned int online; |
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72 | unsigned long long ns; |
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73 | }; |
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74 | |
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75 | struct xenstat_network { |
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76 | unsigned int id; |
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77 | /* Received */ |
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78 | unsigned long long rbytes; |
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79 | unsigned long long rpackets; |
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80 | unsigned long long rerrs; |
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81 | unsigned long long rdrop; |
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82 | /* Transmitted */ |
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83 | unsigned long long tbytes; |
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84 | unsigned long long tpackets; |
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85 | unsigned long long terrs; |
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86 | unsigned long long tdrop; |
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87 | }; |
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88 | |
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89 | struct xenstat_vbd { |
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90 | unsigned int dev; |
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91 | unsigned long long oo_reqs; |
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92 | unsigned long long rd_reqs; |
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93 | unsigned long long wr_reqs; |
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94 | }; |
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95 | |
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96 | extern int xenstat_collect_networks(xenstat_node * node); |
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97 | extern void xenstat_uninit_networks(xenstat_handle * handle); |
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98 | extern int xenstat_collect_vbds(xenstat_node * node); |
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99 | extern void xenstat_uninit_vbds(xenstat_handle * handle); |
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100 | |
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101 | #endif /* XENSTAT_PRIV_H */ |
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