[409] | 1 | /* Copyright 2009, UCAR/Unidata and OPeNDAP, Inc. |
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| 2 | See the COPYRIGHT file for more information. */ |
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| 3 | |
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| 4 | #ifndef OCINTERNAL_H |
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| 5 | #define OCINTERNAL_H |
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| 6 | |
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| 7 | #include "config.h" |
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| 8 | |
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| 9 | #ifdef _AIX |
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| 10 | #include <netinet/in.h> |
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| 11 | #endif |
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| 12 | |
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| 13 | #include <stdlib.h> |
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| 14 | #include <assert.h> |
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| 15 | #include <string.h> |
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| 16 | #ifndef WIN32 |
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| 17 | #include <strings.h> |
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| 18 | #endif |
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| 19 | #include <stdarg.h> |
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| 20 | #ifdef HAVE_UNISTD_H |
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| 21 | #include <unistd.h> |
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| 22 | #endif |
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| 23 | #ifdef HAVE_SYS_TYPES_H |
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| 24 | #include <sys/types.h> |
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| 25 | #endif |
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| 26 | |
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| 27 | #define CURL_DISABLE_TYPECHECK 1 |
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| 28 | #include <curl/curl.h> |
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| 29 | |
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| 30 | #include "oclist.h" |
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| 31 | #include "ocbytes.h" |
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| 32 | #include "ocuri.h" |
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| 33 | |
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| 34 | #define OCCACHEPOS |
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| 35 | |
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| 36 | #include "oc.h" |
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| 37 | #include "ocdatatypes.h" |
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| 38 | #include "occonstraints.h" |
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| 39 | #include "ocnode.h" |
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| 40 | #include "ocutil.h" |
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| 41 | #include "oclog.h" |
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| 42 | #include "xxdr.h" |
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| 43 | #include "ocdata.h" |
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| 44 | |
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| 45 | #ifndef nulldup |
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| 46 | #define nulldup(s) (s==NULL?NULL:strdup(s)) |
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| 47 | #endif |
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| 48 | |
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| 49 | #define nullstring(s) (s==NULL?"(null)":s) |
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| 50 | #define PATHSEPARATOR "." |
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| 51 | |
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| 52 | /* Default initial memory packet size */ |
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| 53 | #define DFALTPACKETSIZE 0x20000 /*approximately 100k bytes*/ |
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| 54 | |
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| 55 | /* Default maximum memory packet size */ |
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| 56 | #define DFALTMAXPACKETSIZE 0x3000000 /*approximately 50M bytes*/ |
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| 57 | |
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| 58 | /* Extend the OCdxd type */ |
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| 59 | #define OCVER 3 |
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| 60 | |
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| 61 | /* Define a magic number to mark externally visible oc objects */ |
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| 62 | #define OCMAGIC ((unsigned int)0x0c0c0c0c) /*clever, huh?*/ |
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| 63 | |
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| 64 | /*! Specifies the OCstate. */ |
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| 65 | typedef struct OCstate |
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| 66 | { |
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| 67 | unsigned int magic; /* Mark each structure type */ |
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| 68 | CURL* curl; /* curl handle*/ |
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| 69 | OClist* trees; /* list<OCnode*> ; all root objects */ |
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| 70 | OCURI* uri; /* base URI*/ |
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| 71 | OCbytes* packet; /* shared by all trees during construction */ |
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| 72 | /* OCContent information */ |
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| 73 | struct OCcontent* contentlist; |
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| 74 | struct OCerrdata {/* Hold info for an error return from server */ |
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| 75 | char* code; |
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| 76 | char* message; |
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| 77 | long httpcode; |
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| 78 | char curlerrorbuf[CURL_ERROR_SIZE]; /* to get curl error message */ |
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| 79 | } error; |
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| 80 | /* Store .rc file info */ |
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| 81 | struct OCcurlflags { |
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| 82 | int compress; |
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| 83 | int verbose; |
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| 84 | int timeout; |
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| 85 | int followlocation; |
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| 86 | int maxredirs; |
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| 87 | char* useragent; |
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| 88 | char* cookiejar; |
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| 89 | char* cookiefile; |
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| 90 | } curlflags; |
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| 91 | struct OCSSL { |
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| 92 | int validate; |
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| 93 | char* certificate; |
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| 94 | char* key; |
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| 95 | char* keypasswd; |
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| 96 | char* cainfo; /* certificate authority */ |
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| 97 | char* capath; |
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| 98 | int verifypeer; |
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| 99 | } ssl; |
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| 100 | struct OCproxy { |
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| 101 | char *host; |
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| 102 | int port; |
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| 103 | } proxy; |
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| 104 | struct OCcredentials { |
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| 105 | char *username; |
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| 106 | char *password; |
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| 107 | } creds; |
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| 108 | long ddslastmodified; |
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| 109 | long datalastmodified; |
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| 110 | } OCstate; |
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| 111 | |
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| 112 | |
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| 113 | /*! Specifies all the info about a particular DAP tree |
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| 114 | i.e. DAS, DDS, or DATADDS as obtained from a fetch response |
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| 115 | This is associated with the root object. |
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| 116 | */ |
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| 117 | typedef struct OCtree |
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| 118 | { |
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| 119 | OCdxd dxdclass; |
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| 120 | char* constraint; |
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| 121 | char* text; |
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| 122 | struct OCnode* root; /* cross link */ |
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| 123 | struct OCstate* state; /* cross link */ |
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| 124 | OClist* nodes; /* all nodes in tree*/ |
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| 125 | /* when dxdclass == OCDATADDS */ |
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| 126 | struct { |
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| 127 | char* memory; /* allocated memory if OC_INMEMORY is set */ |
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| 128 | char* filename; |
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| 129 | FILE* file; |
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| 130 | unsigned long datasize; /* xdr size on disk or in memory */ |
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| 131 | unsigned long bod; /* offset of the beginning of packet data */ |
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| 132 | unsigned long ddslen; /* length of ddslen (assert(ddslen <= bod)) */ |
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| 133 | XXDR* xdrs; /* access either memory or file */ |
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| 134 | } data; |
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| 135 | } OCtree; |
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| 136 | |
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| 137 | /* (Almost) All shared procedure definitions are kept here |
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| 138 | except for: ocdebug.h ocutil.h |
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| 139 | The true external interface is defined in oc.h |
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| 140 | */ |
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| 141 | |
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| 142 | /* Location: ocnode.c */ |
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| 143 | extern OCnode* ocmakenode(char* name, OCtype ptype, OCnode* root); |
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| 144 | extern void occollectpathtonode(OCnode* node, OClist* path); |
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| 145 | extern void occomputefullnames(OCnode* root); |
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| 146 | extern void occomputesemantics(OClist*); |
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| 147 | extern void ocaddattribute(OCattribute* attr, OCnode* parent); |
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| 148 | extern OCattribute* ocmakeattribute(char* name, OCtype ptype, OClist* values); |
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| 149 | extern size_t ocsetsize(OCnode* node); |
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| 150 | extern OCerror occorrelate(OCnode*,OCnode*); |
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| 151 | extern OCerror occomputeskipdata(OCstate*, OCnode*); |
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| 152 | extern void ocmarkcacheable(OCstate* state, OCnode* ddsroot); |
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| 153 | |
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| 154 | /* Location: dapparselex.c*/ |
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| 155 | extern int dapdebug; |
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| 156 | extern OCerror DAPparse(OCstate*, struct OCtree*, char*); |
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| 157 | extern char* dimnameanon(char* basename, unsigned int index); |
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| 158 | |
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| 159 | /* Location: ceparselex.c*/ |
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| 160 | extern int cedebug; |
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| 161 | extern OClist* CEparse(OCstate*,char* input); |
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| 162 | |
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| 163 | /* Location: ocinternal.c*/ |
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| 164 | extern OCerror ocopen(OCstate** statep, const char* url); |
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| 165 | extern void occlose(OCstate* state); |
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| 166 | |
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| 167 | extern OCerror ocfetchf(OCstate*, const char*, OCdxd, OCflags, OCnode**); |
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| 168 | |
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| 169 | /* Location: ocinternal.c */ |
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| 170 | extern int oc_network_order; |
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| 171 | extern int oc_invert_xdr_double; |
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| 172 | extern int ocinternalinitialize(void); |
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| 173 | |
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| 174 | /* Location: ocnode.c */ |
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| 175 | extern void ocfreetree(OCtree* tree); |
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| 176 | extern void ocfreeroot(OCnode* root); |
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| 177 | extern void ocfreenodes(OClist*); |
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| 178 | |
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| 179 | extern void ocddsclear(struct OCstate*); |
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| 180 | extern void ocdasclear(struct OCstate*); |
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| 181 | extern void ocdataddsclear(struct OCstate*); |
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| 182 | extern void* oclinearize(OCtype etype, unsigned int, char**); |
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| 183 | |
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| 184 | /* Merge DAS with DDS or DATADDS*/ |
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| 185 | extern int ocddsdasmerge(struct OCstate*, OCnode* das, OCnode* dds); |
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| 186 | |
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| 187 | extern OCerror ocupdatelastmodifieddata(OCstate* state); |
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| 188 | |
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| 189 | extern int ocinternalinitialize(void); |
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| 190 | |
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| 191 | |
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| 192 | extern OCerror ocsetrcfile(char* rcfile); |
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| 193 | |
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| 194 | /* Global stateflags */ |
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| 195 | extern int oc_curl_file_supported; |
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| 196 | extern int oc_curl_https_supported; |
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| 197 | |
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| 198 | #endif /*COMMON_H*/ |
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