| 1 | /*----------------------------------------------------------------------------- | 
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| 2 | cms.h -- CAN Message Specification CMS | 
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| 3 |  | 
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| 4 | Copyright (c) 1994 JANZ Computer AG | 
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| 5 | All Rights Reserved | 
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| 6 |  | 
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| 7 | Created 94/10/11 by Soenke Hansen | 
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| 8 | Version 1.32 of 99/06/18 | 
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| 9 |  | 
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| 10 | Definitions and type definitions for COB's and CMS Objects. | 
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| 11 | Prototypes of functions defined in cms.c. | 
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| 12 |  | 
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| 13 | -----------------------------------------------------------------------------*/ | 
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| 14 |  | 
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| 15 |  | 
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| 16 | #ifndef cms_DEFINED | 
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| 17 | #define cms_DEFINED | 
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| 18 |  | 
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| 19 | #ifdef __cplusplus | 
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| 20 | extern "C" { | 
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| 21 | #endif | 
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| 22 |  | 
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| 23 | #include "defs.h" | 
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| 24 |  | 
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| 25 | #define COB_LEN          8      /* max. data length of CAN message */ | 
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| 26 | #define CMS_NAME_LEN    13      /* cf. CiA/DS207 */ | 
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| 27 | #define COB_NAME_LEN    14      /* CMS_NAME_LEN + 1 */ | 
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| 28 |  | 
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| 29 |  | 
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| 30 | /* COB types */ | 
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| 31 | #define COB_RECEIVE              0 | 
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| 32 | #define COB_TRANSMIT     1 | 
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| 33 |  | 
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| 34 |  | 
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| 35 | /* Kinds of CMS objects */ | 
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| 36 | #define CMS_VARIABLE            0x0000 | 
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| 37 | #define CMS_VARSET              0x1000 | 
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| 38 | #define CMS_DOMAIN              0x2000 | 
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| 39 | #define CMS_EVENT               0x3000 | 
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| 40 | #define cmso_kind(type) ((type) & 0xf000) | 
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| 41 |  | 
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| 42 | /* Classes of CMS objects */ | 
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| 43 | #define CMS_BASIC               0x0100 | 
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| 44 | #define CMS_MULTIPLEXED         0x0200 | 
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| 45 | #define CMS_CONTROLLED          0x0100 | 
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| 46 | #define CMS_UNCONTROLLED        0x0200 | 
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| 47 | #define CMS_STORED              0x0300 | 
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| 48 | #define cmso_class(type) ((type) & 0x0300) | 
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| 49 |  | 
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| 50 | /* User types of CMS objects */ | 
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| 51 | #define CMS_CLIENT              0x0010 | 
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| 52 | #define CMS_SERVER              0x0020 | 
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| 53 | #define cmso_user(type) ((type) & 0x0030) | 
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| 54 |  | 
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| 55 | /* Access types of Variables */ | 
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| 56 | #define CMS_READ_ONLY           0x0001 | 
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| 57 | #define CMS_WRITE_ONLY          0x0002 | 
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| 58 | #define CMS_READ_WRITE          0x0003 | 
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| 59 | #define cmso_access(type) ((type) & 0x0007) | 
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| 60 |  | 
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| 61 |  | 
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| 62 | #ifdef FIRMWARE | 
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| 63 |  | 
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| 64 | /* CAN Communication Object */ | 
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| 65 | struct cob { | 
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| 66 | BYTE_t          tc;             /* COB type and class */ | 
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| 67 | BYTE_t          prio;           /* priority */ | 
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| 68 | WORD_t          inht;           /* inhibit time */ | 
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| 69 | WORD_t          head;           /* COB head (descriptor) */ | 
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| 70 | BYTE_t          *nmcms;         /* name of CMS object */ | 
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| 71 | BYTE_t          nmsfx;          /* suffix of COB name */ | 
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| 72 | struct calo     *co;            /* parent CAL object */ | 
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| 73 | struct cob      *next;          /* list of used COBs */ | 
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| 74 | }; | 
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| 75 |  | 
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| 76 | #define NIL_COB (struct cob *)0 | 
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| 77 |  | 
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| 78 | /* Set and get COB attributes */ | 
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| 79 | #define cob_length(cob) ((cob)->head & 0x000f) | 
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| 80 | #define cob_tc(t,c) (((c) & 0x07) | (((t) & 0x01) << 4)) | 
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| 81 | #define cob_class(cob) ((cob)->tc & 0x07) | 
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| 82 | #define cob_type(cob) (((cob)->tc >> 4) & 0x01) | 
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| 83 |  | 
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| 84 |  | 
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| 85 | /* Data set size type (for domains) */ | 
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| 86 | #if TYPEDEFS == 1 | 
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| 87 | typedef unsigned long   DSIZE_t;        /* 32 bit unsigned integer */ | 
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| 88 | #else | 
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| 89 | #define DSIZE_t unsigned long | 
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| 90 | #endif | 
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| 91 |  | 
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| 92 | /* Components of messages in domain call-backs */ | 
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| 93 | #define dom_spec        u.m2.r          /* sub-specifier MS_DOM_* */ | 
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| 94 | #define dom_reason      u.m2.b[0]       /* reason for failure */ | 
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| 95 |  | 
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| 96 | #define cms_spec        u.m2.r          /* cms sub-specifier MS_CMS_DATA */ | 
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| 97 | #define cms_id          u.m2.d          /* cms object id */ | 
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| 98 | #define cms_failure     u.m2.b[0]       /* cms failure code */ | 
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| 99 |  | 
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| 100 | /* Location of data set size in message. */ | 
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| 101 | #define dsize_in_msg(m) (&(m)->u.m2.b[4]) | 
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| 102 |  | 
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| 103 | /* Convert between data set size and an array of 4 bytes */ | 
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| 104 | #define dsize_from_bytes(b) ((DSIZE_t)(b)[0] + ((DSIZE_t)(b)[1] << 8) + \ | 
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| 105 | ((DSIZE_t)(b)[2] << 16) + ((DSIZE_t)(b)[3] << 24)) | 
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| 106 |  | 
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| 107 | /* Domain specific state */ | 
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| 108 | struct domain { | 
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| 109 | BYTE_t          *data;  /* data buffer provided by application */ | 
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| 110 | DSIZE_t         len;    /* allocated length of buffer */ | 
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| 111 | DSIZE_t         rlen;   /* actual length of data received */ | 
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| 112 | DSIZE_t         dsize;  /* data set size if positive */ | 
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| 113 | BYTE_t          ics;    /* initial command specifier */ | 
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| 114 | BYTE_t          cs;     /* segment command spec. except for "n" */ | 
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| 115 | BYTE_t          csb;    /* backup of command specifier */ | 
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| 116 | BYTE_t          more;   /* more data blocks to be transferred? */ | 
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| 117 | BYTE_t          pos;    /* position in CAN message buffer */ | 
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| 118 | BYTE_t          mux[3]; /* buffer for multiplexer */ | 
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| 119 | int             muxlen; /* length of multiplexer */ | 
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| 120 | struct message  *dm;    /* delayed message */ | 
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| 121 | WORD_t          config; /* some configurations */ | 
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| 122 | int             pend_ack; /* flags for pending acknowlegdes */ | 
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| 123 | int             del_ack;  /* does delayed message need ack? */ | 
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| 124 | int             delayed;  /* set if delay occurs */ | 
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| 125 | }; | 
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| 126 |  | 
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| 127 | #endif /* FIRMWARE */ | 
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| 128 |  | 
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| 129 |  | 
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| 130 | /* Flags in config/pend_ack */ | 
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| 131 | #define CMS_INHIBIT_CONFIG              1       /* multiplexor */ | 
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| 132 | /* flags will be interpreted as default inhibit time (for CANopen PDOs) */ | 
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| 133 |  | 
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| 134 | #define CMS_DOMAIN_GENERAL_CONFIG       0       /* multiplexor */ | 
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| 135 | #define DOM_ACKNOWLEDGE                 (1<<0) | 
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| 136 | #define DOM_SDO_EVERY_STATE_ACTIV       (1<<8) | 
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| 137 | #define DOM_RCPT_ACKNOWLEDGE            (1<<1) | 
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| 138 |  | 
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| 139 | /* Flags for configuring CMS domains at their creation */ | 
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| 140 | #define DOM_SDO_DBT_CAPABILITY          (1<<0) | 
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| 141 | /* Flag specifies, if it is allowed to distribute the SDO-CMS | 
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| 142 | * object`s identifier by DBT services in preparing phases | 
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| 143 | * (CAL boot up for CANopen slaves). | 
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| 144 | */ | 
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| 145 |  | 
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| 146 | #ifdef FIRMWARE | 
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| 147 |  | 
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| 148 | /* Domains must be in the idle state to accept service requests. */ | 
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| 149 | #define dom_set_idle(dom) ((dom)->ics = 0xff) | 
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| 150 | #define dom_is_idle(dom) ((dom)->ics == 0xff) | 
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| 151 |  | 
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| 152 | #define dom_is_delayed(dom) ((dom)->delayed != 0) | 
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| 153 |  | 
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| 154 | /* True if the COB is a data COB with type COB_RECEIVE or is a remote COB | 
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| 155 | with type COB_TRANSMIT */ | 
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| 156 | #define cob_accept(cob) ((((cob)->head ^ (WORD_t)((cob)->tc)) & 0x0010) == 0) | 
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| 157 |  | 
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| 158 |  | 
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| 159 |  | 
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| 160 | /* This linked list holds the created (and enabled, coded!) TPDOs */ | 
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| 161 | struct pdoSendList { | 
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| 162 | struct cmso                     *cmsIdOfPdo;    /* cms object id of TPDO */ | 
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| 163 | struct pdoSendList      *next;                  /* pointer to next object */ | 
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| 164 | }; | 
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| 165 | #define NIL_PDO_SEND_LIST (struct pdoSendList *)0 | 
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| 166 |  | 
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| 167 | struct pdoMapList { | 
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| 168 | #ifdef CAL_CANOPEN_CLAMPED | 
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| 169 | LWORD_t                         cmsObjectMappingEntry; | 
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| 170 | #else | 
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| 171 | unsigned char           *offsetInDpm; | 
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| 172 | #endif | 
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| 173 | BYTE_t                          mapLength; | 
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| 174 | struct pdoMapList       *next; | 
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| 175 | }; | 
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| 176 | #define NIL_PDO_MAP_LIST        (struct pdoMapList *)0 | 
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| 177 |  | 
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| 178 | /* CANopen add on to CMS Object; is only used at PDOs */ | 
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| 179 | struct copAddOn { | 
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| 180 | BYTE_t                          transType; | 
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| 181 | BYTE_t                          actualTransCount; | 
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| 182 | BYTE_t                          state; | 
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| 183 | struct pdoMapList       *mapList; | 
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| 184 | }; | 
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| 185 | #define NIL_COP_ADD_ON (struct copAddOn *)0 | 
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| 186 | /* values of state of PDO */ | 
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| 187 | #define BIT_PDO_ENABLED         (1 << 0) | 
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| 188 | #define BIT_PDO_DISABLED        (0 << 0) | 
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| 189 |  | 
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| 190 |  | 
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| 191 |  | 
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| 192 | /* CMS Object */ | 
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| 193 | struct cmso { | 
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| 194 | BYTE_t          *name;          /* name of CMS Object */ | 
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| 195 | WORD_t          type;           /* var/dom/evt,bas/mux,user,access */ | 
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| 196 | BYTE_t          *buf;           /* buffer pointer */ | 
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| 197 | BYTE_t          dbuf[COB_LEN];  /* data buffer */ | 
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| 198 | BYTE_t          mux;            /* save multiplexor here */ | 
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| 199 | struct domain   *dom;           /* domain specific */ | 
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| 200 | WORD_t          flags;          /* special flags for internal use */ | 
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| 201 | WORD_t          tid;            /* id for usage with timer timeout ? */ | 
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| 202 | WORD_t          hid;            /* host assigned object id */ | 
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| 203 | OBJECT          adata;          /* application data */ | 
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| 204 | void            (*ahdl)();      /* application handler CMS messages */ | 
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| 205 | struct cob      *cobs;          /* list of used COBs */ | 
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| 206 | struct cob      rxcob;          /* receive COB */ | 
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| 207 | struct cob      txcob;          /* transmit COB */ | 
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| 208 | struct cmso     *next;          /* list of CMS Objects */ | 
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| 209 | OBJECT          obj;            /* associated CAL Object */ | 
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| 210 | #ifdef nodef | 
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| 211 | perhaps TODO: inhibit the possibility to send user-data in cms-objects | 
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| 212 | which will be driven by e.g. TPU irqs and get their data from module! | 
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| 213 | BYTE_t          canopen_flags   /* signals special canopen behavior */ | 
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| 214 | /* of cms-object (e.g. TIME, SYNC) */ | 
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| 215 | #endif | 
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| 216 | struct copAddOn *canOpenControls; | 
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| 217 | }; | 
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| 218 |  | 
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| 219 | #define NIL_CMSO (struct cmso *)0 | 
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| 220 |  | 
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| 221 | #endif /* FIRMWARE */ | 
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| 222 |  | 
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| 223 | /* Various flags */ | 
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| 224 | #define INHIBITED       0x01 | 
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| 225 | #define TX_REQUEST      0x02 | 
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| 226 | #define TX_REQUEST_CON  0x04 | 
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| 227 | #define ENABLED         0x08 | 
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| 228 |  | 
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| 229 | #define OUTSTANDING     0x10 | 
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| 230 | #define RW_REQUEST_MASK 0x20 | 
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| 231 | #define WRITE_REQUEST   0x20 | 
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| 232 |  | 
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| 233 |  | 
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| 234 | /* Timer/BCAN request Id modifiers */ | 
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| 235 | #define REQ_INHIBIT_TIME        (0x1000 & ~CALID_MASK) | 
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| 236 | #define REQ_CON_TIMEOUT         (0x2000 & ~CALID_MASK) | 
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| 237 |  | 
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| 238 | #ifdef FIRMWARE | 
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| 239 |  | 
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| 240 | /* Disable CMS Definition services */ | 
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| 241 | extern int DisableDefCms(void); | 
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| 242 |  | 
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| 243 | /* Enable CMS Definition services */ | 
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| 244 | extern void EnableDefCms(void); | 
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| 245 |  | 
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| 246 | /* Check if CMS Definition services are disabled */ | 
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| 247 | extern int IsDisabledDefCms(void); | 
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| 248 |  | 
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| 249 | /* Initialize the CMS Object Directory */ | 
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| 250 | extern void InitCms(WORD_t); | 
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| 251 |  | 
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| 252 | /* Create a CMS Object */ | 
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| 253 | struct cmso *NewCmsO(BYTE_t *); | 
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| 254 |  | 
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| 255 | /* Create a special CMS Object without adding it to directory */ | 
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| 256 | struct cmso *NewCmsONoDBT(BYTE_t *); | 
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| 257 |  | 
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| 258 | /* Set host assigned id for a CMS Object */ | 
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| 259 | void SetCmsOhid(struct cmso *co, WORD_t id); | 
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| 260 |  | 
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| 261 | /* Delete a CMS Object */ | 
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| 262 | extern void DeleteCmsO(struct cmso *); | 
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| 263 |  | 
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| 264 | /* Get a CMS Object by name */ | 
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| 265 | extern struct cmso *GetCmsO(BYTE_t *); | 
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| 266 |  | 
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| 267 | /* Get next CMS Object.  Used when looping through the defined CMS Objects. */ | 
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| 268 | extern struct cmso *GetNextCmsO(int); | 
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| 269 |  | 
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| 270 | /* Get next COB used by a CMS Object. */ | 
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| 271 | extern struct cob *GetNextCobCms(int); | 
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| 272 |  | 
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| 273 | /* Construct COB name */ | 
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| 274 | extern void cob_name(struct cob *, BYTE_t *); | 
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| 275 |  | 
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| 276 | /* Invocation of (remote) CMS service for a CMS object. */ | 
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| 277 | extern int cms_invoke(struct cmso *, BYTE_t *, int); | 
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| 278 |  | 
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| 279 | /* Handler for non-CAN messages to CMS objects. */ | 
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| 280 | extern void cms_no_can_hdl(struct cmso *, struct message *); | 
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| 281 |  | 
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| 282 |  | 
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| 283 | /*------ Application handler function --------------------------------------*/ | 
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| 284 |  | 
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| 285 | /* Default application handler for CMS objects. */ | 
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| 286 | extern void DfltApplHdlCms(struct cmso *, struct message *); | 
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| 287 | #define NIL_AHDL DfltApplHdlCms | 
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| 288 |  | 
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| 289 | #endif /* FIRMWARE */ | 
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| 290 |  | 
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| 291 | /* Specific flags for JANZ */ | 
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| 292 | #define CMS_USE_HOST_ID         (1<<0) | 
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| 293 |  | 
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| 294 |  | 
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| 295 | /*------ CMS Variables -----------------------------------------------------*/ | 
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| 296 |  | 
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| 297 | #ifdef FIRMWARE | 
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| 298 |  | 
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| 299 | /* Definition of a CMS Multiplexed Variable */ | 
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| 300 | struct cmso *MultiplexedVariable( | 
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| 301 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 302 | WORD_t  ,       /* user and access type */ | 
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| 303 | int     ,       /* length of data type (<=8) */ | 
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| 304 | int     ,       /* range: [0,7] */ | 
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| 305 | OBJECT  ,       /* application data */ | 
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| 306 | void    (*)()   /* appl. handler for CMS messages */ | 
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| 307 | ); | 
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| 308 |  | 
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| 309 |  | 
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| 310 | /* Definition of a CMS Basic Variable */ | 
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| 311 | extern struct cmso *BasicVariable( | 
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| 312 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 313 | WORD_t  ,       /* user and access type */ | 
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| 314 | int     ,       /* length of data type (<=8) */ | 
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| 315 | int     ,       /* range: [0,7] */ | 
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| 316 | OBJECT  ,       /* application data */ | 
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| 317 | void    (*)()   /* appl. handler for CAN data frames */ | 
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| 318 | ); | 
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| 319 |  | 
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| 320 | /* Definition of a CMS Basic Variable for SYNC features */ | 
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| 321 | extern struct cmso *BasicVariableSYNC( | 
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| 322 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 323 | WORD_t  ,       /* user and access type */ | 
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| 324 | int     ,       /* length of data type (<=8) */ | 
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| 325 | int     ,       /* range: [0,7] */ | 
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| 326 | OBJECT  ,       /* application data */ | 
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| 327 | void    (*)(),  /* appl. handler for CAN data frames */ | 
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| 328 | WORD_t,         /* predefined transmit ID */ | 
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| 329 | WORD_t,         /* predefined receive ID */ | 
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| 330 | BYTE_t          /* DBT capibilities */ | 
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| 331 | ); | 
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| 332 |  | 
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| 333 | /* Update Read-Only Variable in Server */ | 
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| 334 | extern int UpdateVariable(struct cmso *, BYTE_t *); | 
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| 335 |  | 
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| 336 | /* Client requests Write Variable Service */ | 
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| 337 | extern int WriteVariableReq(struct cmso *, BYTE_t *); | 
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| 338 |  | 
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| 339 | /* Client requests Read Variable Service */ | 
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| 340 | extern int ReadVariableReq(struct cmso *); | 
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| 341 |  | 
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| 342 | /* Client requests Write Variable Service for multiplexed variables. */ | 
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| 343 | int WriteMultiplexedVariableReq(struct cmso *co, int mux, BYTE_t *value); | 
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| 344 |  | 
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| 345 | /* Client requests Read Variable Service. */ | 
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| 346 | int ReadMultiplexedVariableReq(struct cmso *co, int mux); | 
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| 347 |  | 
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| 348 |  | 
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| 349 | /* Server responds to a Write Variable Service */ | 
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| 350 | int WriteVariableRes(struct cmso *, int , BYTE_t *); | 
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| 351 |  | 
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| 352 | /* Server responds to a Write Variable Service */ | 
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| 353 | int ReadVariableRes(struct cmso *co, int status, BYTE_t *value); | 
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| 354 |  | 
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| 355 |  | 
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| 356 |  | 
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| 357 | /*------ CMS Events --------------------------------------------------------*/ | 
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| 358 |  | 
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| 359 | /* Definition of a CMS Uncontrolled Event */ | 
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| 360 | extern struct cmso *UncontrolledEvent( | 
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| 361 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 362 | WORD_t  ,       /* user type */ | 
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| 363 | int     ,       /* length of data type (<=7) */ | 
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| 364 | int     ,       /* range: [0,7] */ | 
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| 365 | OBJECT  ,       /* application data */ | 
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| 366 | void    (*)()   /* appl. handler for CMS messages */ | 
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| 367 | ); | 
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| 368 |  | 
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| 369 | /* Definition of a CMS Controlled Event */ | 
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| 370 | extern struct cmso *ControlledEvent( | 
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| 371 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 372 | WORD_t  ,       /* user type */ | 
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| 373 | int     ,       /* length of data type (<=7) */ | 
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| 374 | int     ,       /* range: [0,7] */ | 
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| 375 | OBJECT  ,       /* application data */ | 
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| 376 | void    (*)()   /* appl. handler for CMS messages */ | 
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| 377 | ); | 
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| 378 |  | 
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| 379 | /* Definition of a CMS Stored Event */ | 
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| 380 | extern struct cmso *StoredEvent( | 
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| 381 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 382 | WORD_t  ,       /* user and access type */ | 
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| 383 | int     ,       /* length of data type (<=8) */ | 
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| 384 | int     ,       /* range: [0,7] */ | 
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| 385 | OBJECT  ,       /* application data */ | 
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| 386 | void    (*)()   /* appl. handler for CMS messages */ | 
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| 387 | ); | 
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| 388 |  | 
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| 389 | /* Definition of a Stored Event for CANopen TIMESTAMP object */ | 
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| 390 | extern struct cmso *StoredEventTS( | 
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| 391 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 392 | WORD_t  ,       /* user and access type */ | 
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| 393 | int     ,       /* length of data type (<=8) */ | 
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| 394 | int     ,       /* range: [0,7] */ | 
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| 395 | OBJECT  ,       /* application data */ | 
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| 396 | void    (*)(),  /* appl. handler for CAN data frames */ | 
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| 397 | WORD_t,         /* predefined transmit ID */ | 
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| 398 | WORD_t,         /* predefined receive ID */ | 
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| 399 | BYTE_t          /* DBT capibilities */ | 
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| 400 | ); | 
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| 401 |  | 
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| 402 | /* Definition of a Stored Event for CANopen EMERGENCY object */ | 
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| 403 | extern struct cmso *StoredEventEMCY( | 
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| 404 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 405 | WORD_t  ,       /* user and access type */ | 
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| 406 | int     ,       /* length of data type (<=8) */ | 
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| 407 | int     ,       /* range: [0,7] */ | 
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| 408 | OBJECT  ,       /* application data */ | 
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| 409 | void    (*)(),  /* appl. handler for CAN data frames */ | 
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| 410 | WORD_t,         /* predefined transmit ID */ | 
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| 411 | WORD_t,         /* predefined receive ID */ | 
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| 412 | BYTE_t          /* DBT capibilities */ | 
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| 413 | ); | 
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| 414 |  | 
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| 415 | /* Definition of a Stored Event for CANopen PDO */ | 
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| 416 | extern struct cmso *StoredEventPDO( | 
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| 417 | BYTE_t  *,      /* name of CMS object to be created */ | 
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| 418 | WORD_t  ,       /* user and access type */ | 
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| 419 | int     ,       /* length of data type (<=8) */ | 
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| 420 | int     ,       /* range: [0,7] */ | 
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| 421 | OBJECT  ,       /* application data */ | 
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| 422 | void    (*)(),  /* appl. handler for CAN data frames */ | 
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| 423 | WORD_t,         /* predefined transmit ID */ | 
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| 424 | WORD_t,         /* predefined receive ID */ | 
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| 425 | BYTE_t          /* DBT capibilities */ | 
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| 426 | ); | 
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| 427 |  | 
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| 428 | /* Notify Event service. */ | 
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| 429 | extern int NotifyEvent(struct cmso *, BYTE_t *); | 
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| 430 |  | 
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| 431 | /* Store Event service. */ | 
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| 432 | extern int StoreEvent(struct cmso *, BYTE_t *, int); | 
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| 433 |  | 
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| 434 | /* Read Event service. */ | 
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| 435 | extern int ReadEvent(struct cmso *); | 
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| 436 |  | 
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| 437 | /* Set Event Control State service. */ | 
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| 438 | extern int SetControlEventReq(struct cmso *, int); | 
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| 439 | extern int SetControlEventRes(struct cmso *, int, int, BYTE_t *); | 
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| 440 |  | 
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| 441 | /*-------- CMS Domains ------------------------------------------------------*/ | 
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| 442 |  | 
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| 443 | /* Implemented in cmsdom.c */ | 
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| 444 |  | 
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| 445 | /* Definition of a CMS Domain */ | 
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| 446 | extern struct cmso *Domain( | 
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| 447 | BYTE_t  *,              /* name of CMS object to be created */ | 
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| 448 | WORD_t  ,               /* class and user type */ | 
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| 449 | int     ,               /* multiplexer length (<=3) */ | 
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| 450 | int     ,               /* range: [0,7] */ | 
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| 451 | OBJECT  ,               /* application data */ | 
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| 452 | void    (*)()           /* appl. handler for CMS messages */ | 
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| 453 | ); | 
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| 454 |  | 
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| 455 | /* Definition of a CMS Domain for CANopen SDOs */ | 
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| 456 | extern struct cmso *DomainSDO( | 
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| 457 | BYTE_t  *,              /* name of CMS object to be created */ | 
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| 458 | WORD_t  ,               /* class and user type */ | 
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| 459 | int     ,               /* multiplexer length (<=3) */ | 
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| 460 | int     ,               /* range: [0,7] */ | 
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| 461 | OBJECT  ,               /* application data */ | 
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| 462 | void    (*)(),          /* appl. handler for CMS messages */ | 
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| 463 | WORD_t  Tx_SDO_ID,      /* Transmit SDO ID as seen by node */ | 
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| 464 | WORD_t  Rx_SDO_ID,      /* Receive SDO ID as seen by node */ | 
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| 465 | BYTE_t  dbt_cap         /* DBT capability flag of CANopen node */ | 
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| 466 | ); | 
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| 467 |  | 
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| 468 | /* Abort Domain Transfer */ | 
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| 469 | extern void DomAbortReq( | 
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| 470 | struct cmso     *,      /* Domain CMS object */ | 
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| 471 | BYTE_t          *       /* nil or 4 bytes */ | 
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| 472 | ); | 
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| 473 |  | 
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| 474 | /* Client requests the statrt of normal domain download. | 
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| 475 | Subsequently transfer of the data block, if provided by the client, | 
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| 476 | will start.  Expedited transfer will be chosen iff 0<dsize<=4, len==dsize, | 
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| 477 | and exped!=0 (expedited enabled) else normal transfer is started. | 
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| 478 | The client is called back on service completion or else for more data. */ | 
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| 479 | extern int DomDownloadStartReq( | 
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| 480 | struct cmso     *,      /* the domain handle */ | 
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| 481 | BYTE_t          *,      /* multiplexor */ | 
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| 482 | BYTE_t          *,      /* (first) data block to be downloaded */ | 
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| 483 | DSIZE_t         ,       /* length of (first) data block */ | 
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| 484 | DSIZE_t         ,       /* data set size if > 0 */ | 
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| 485 | int             ,       /* enable expedited transfer */ | 
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| 486 | int                     /* true if more blocks will follow */ | 
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| 487 | ); | 
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| 488 |  | 
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| 489 | /* Client request the continuation of a download and provides the next | 
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| 490 | data block to be transfered after having received to confirmation | 
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| 491 | for the previous block if any.  If the client provides no data (len==0) | 
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| 492 | then the service completes successfully.  If more is true then the | 
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| 493 | client wishes to be asked for additional data blocks. */ | 
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| 494 | extern int DomDownloadContReq( | 
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| 495 | struct cmso     *,      /* the domain handle */ | 
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| 496 | BYTE_t          *,      /* (next) data block to transmit/receive */ | 
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| 497 | DSIZE_t         ,       /* allocated length of data block */ | 
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| 498 | int                     /* true if more blocks will follow */ | 
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| 499 | ); | 
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| 500 |  | 
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| 501 | /* Server responds to download request providing a receive buffer for | 
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| 502 | data to be downloaded.  The buffer must be able to hold 7 bytes | 
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| 503 | at least. */ | 
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| 504 | extern int DomDownloadRes( | 
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| 505 | struct cmso     *,      /* the domain handle */ | 
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| 506 | BYTE_t          *,      /* (next) data block to transmit/receive */ | 
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| 507 | DSIZE_t                 /* allocated length of data block */ | 
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| 508 | ); | 
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| 509 |  | 
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| 510 | /* Client requests initialization of a domain upload. | 
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| 511 | The client will be called back to to receive expedited data or to | 
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| 512 | provide buffers to receive data blocks of a normal transfer. | 
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| 513 | Note that the server decides about using normal or expedited transfer. */ | 
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| 514 | extern int DomUploadStartReq( | 
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| 515 | struct cmso     *,      /* the domain handle */ | 
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| 516 | BYTE_t          *       /* multiplexor */ | 
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| 517 | ); | 
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| 518 |  | 
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| 519 | /* The server received a domain upload indication.  The server | 
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| 520 | responds by calling the following function to accept the upload | 
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| 521 | request.  Expedited transfer will be chosen iff 0<dsize<=4, len==dsize, | 
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| 522 | and exped!=0 (expedited enabled) else normal transfer is started. | 
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| 523 | In case of multiplexed domains the data must be consistent with | 
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| 524 | the multiplexor received on indication. | 
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| 525 | The server will be called back for more data to be uploaded if necessary. | 
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| 526 | The server will be called back on completion of the service. */ | 
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| 527 | extern int DomUploadRes( | 
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| 528 | struct cmso     *,      /* the domain handle */ | 
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| 529 | BYTE_t          *,      /* (first) data block to be uploaded */ | 
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| 530 | DSIZE_t         ,       /* length of (first) data block */ | 
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| 531 | DSIZE_t         ,       /* data set size if > 0 */ | 
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| 532 | int             ,       /* enable expedited transfer */ | 
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| 533 | int                     /* true if more blocks will follow */ | 
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| 534 | ); | 
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| 535 |  | 
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| 536 | /* Client requested the continuation of a upload.  Server provides the next | 
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| 537 | data block to be transfered.  If the server provides no data (len==0) | 
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| 538 | then the service completes successfully.  If more is true then the | 
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| 539 | server wishes to be asked for additional data blocks. */ | 
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| 540 | extern int DomUploadContRes( | 
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| 541 | struct cmso     *,      /* the domain handle */ | 
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| 542 | BYTE_t          *,      /* (next) data block to transmit/receive */ | 
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| 543 | DSIZE_t         ,       /* allocated length of data block */ | 
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| 544 | int                     /* true if more blocks will follow */ | 
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| 545 | ); | 
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| 546 |  | 
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| 547 | extern void DomHostAcknowledgeRes( | 
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| 548 | struct cmso     *co | 
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| 549 | ); | 
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| 550 |  | 
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| 551 | extern void DomRcptAcknowledgeReq( | 
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| 552 | struct cmso     *co | 
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| 553 | ); | 
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| 554 |  | 
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| 555 | #endif /* FIRMWARE */ | 
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| 556 |  | 
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| 557 | /* bitpositions in cs */ | 
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| 558 | #define D_MORE          (1 << 0)        /* more date will follow */ | 
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| 559 | #define D_EXPED         (1 << 1)        /* inhibit expedited data transfer */ | 
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| 560 | #define D_SUCCESS       (1 << 2)        /* success indication */ | 
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| 561 |  | 
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| 562 | #ifdef __cplusplus | 
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| 563 | } | 
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| 564 | #endif | 
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| 565 |  | 
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| 566 | #endif /* !cms_DEFINED */ | 
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