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https://github.com/Unidata/netcdf-c.git
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00e50f5a44
2. Fixed Ward's IGNORE problem with oc 3. Mmap support now works. 4. Fix an uninitialized variable pointed out by Russ in dnclog.c
129 lines
2.9 KiB
C
129 lines
2.9 KiB
C
/* Copyright 2009, UCAR/Unidata and OPeNDAP, Inc.
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See the COPYRIGHT file for more information. */
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#include "config.h"
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#include "ocinternal.h"
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#include "ocdebug.h"
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#define LBRACKET '['
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#define RBRACKET ']'
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/*
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Client parameters are assumed to be
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one or more instances of bracketed pairs:
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e.g "[...][...]...".
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The bracket content in turn is assumed to be a
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comma separated list of <name>=<value> pairs.
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e.g. x=y,z=,a=b.
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If the same parameter is specifed more than once,
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then the first occurrence is used; this is so that
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is possible to forcibly override user specified
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parameters by prefixing.
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IMPORTANT: client parameter string is assumed to
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have blanks compress out.
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*/
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int
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ocparamdecode(OCstate* state)
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{
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int i;
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i = ocuridecodeparams(state->uri);
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return i?OC_NOERR:OC_EBADURL;
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}
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const char*
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ocparamlookup(OCstate* state, const char* key)
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{
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if(state == NULL || key == NULL || state->uri == NULL) return NULL;
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return ocurilookup(state->uri,key);
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}
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int
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ocparamset(OCstate* state, const char* params)
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{
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int i;
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i = ocurisetparams(state->uri,params);
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return i?OC_NOERR:OC_EBADURL;
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}
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#ifdef OCIGNORE
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void
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ocparamfree(OClist* params)
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{
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int i;
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if(params == NULL) return;
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for(i=0;i<oclistlength(params);i++) {
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char* s = (char*)oclistget(params,i);
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if(s != NULL) free((void*)s);
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}
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oclistfree(params);
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}
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/*
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Delete the entry.
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return value = 1 => found and deleted;
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0 => param not found
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*/
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int
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ocparamdelete(OClist* params, const char* clientparam)
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{
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int i,found = 0;
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if(params == NULL || clientparam == NULL) return 0;
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for(i=0;i<oclistlength(params);i+=2) {
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char* name = (char*)oclistget(params,i);
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if(strcmp(clientparam,name)==0) {found=1; break;}
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}
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if(found) {
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oclistremove(params,i+1); /* remove value */
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oclistremove(params,i); /* remove name */
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}
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return found;
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}
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/*
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Insert new client param (name,value);
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return value = 1 => not already defined
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0 => param already defined (no change)
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*/
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int
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ocparaminsert(OClist* params, const char* clientparam, const char* value)
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{
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int i;
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if(params == NULL || clientparam == NULL) return 0;
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for(i=0;i<oclistlength(params);i+=2) {
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char* name = (char*)oclistget(params,i);
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if(strcmp(clientparam,name)==0) return 0;
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}
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/* not found, append */
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oclistpush(params,(ocelem)nulldup(clientparam));
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oclistpush(params,(ocelem)nulldup(value));
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return 1;
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}
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/*
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Replace new client param (name,value);
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return value = 1 => replacement performed
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0 => insertion performed
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*/
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int
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ocparamreplace(OClist* params, const char* clientparam, const char* value)
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{
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int i;
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if(params == NULL || clientparam == NULL) return 0;
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for(i=0;i<oclistlength(params);i+=2) {
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char* name = (char*)oclistget(params,i);
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if(strcmp(clientparam,name)==0) {
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oclistinsert(params,i+1,(ocelem)nulldup(value));
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return 1;
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}
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}
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ocparaminsert(params,clientparam,value);
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return 0;
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}
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#endif
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