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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