mirror of
git://git.psyc.eu/libpsyc
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better psyc_dict_lookup
This commit is contained in:
parent
dbcd35102b
commit
382fd3c779
9 changed files with 156 additions and 174 deletions
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@ -109,62 +109,8 @@ typedef struct {
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char *data;
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char *data;
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} PsycString;
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} PsycString;
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typedef struct {
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PsycString key;
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void *value;
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} PsycDict;
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typedef struct {
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PsycString key;
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intptr_t value;
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} PsycDictInt;
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/**
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* Checks if long keyword string inherits from short keyword string.
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*/
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int
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psyc_inherits (char *sho, size_t slen, char *lon, size_t llen);
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/**
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* Checks if short keyword string matches long keyword string.
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*/
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int
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psyc_matches (char *sho, size_t slen, char *lon, size_t llen);
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/**
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* Look up value associated with a key in a dictionary.
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*
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* @param dict The dictionary to search, should be ordered alphabetically.
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* @param size Size of dict.
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* @param key Key to look for.
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* @param keylen Length of key.
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* @param inherit If true, also look for anything inheriting from key,
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otherwise only exact matches are returned.
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* @param tmp A temporary array used for keeping track of results.
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* Should be the same size as dict.
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*
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* @return The value of the entry if found, or NULL if not found.
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*/
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void *
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psyc_dict_lookup (const PsycDict *dict, size_t size,
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const char *key, size_t keylen,
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PsycBool inherit, int8_t *tmp);
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/**
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* Look up value associated with a key in a dictionary of integers.
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* @see psyc_dict_lookup
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*/
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static inline intptr_t
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psyc_dict_lookup_int (const PsycDictInt * dict, size_t size,
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const char *key, size_t keylen,
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PsycBool inherit, int8_t *tmp)
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{
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return (intptr_t) psyc_dict_lookup((PsycDict *) dict, size, key, keylen,
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inherit, tmp);
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}
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#include "psyc/syntax.h"
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#include "psyc/syntax.h"
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#include "psyc/match.h"
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#include "psyc/method.h"
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#include "psyc/method.h"
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#include "psyc/packet.h"
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#include "psyc/packet.h"
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#include "psyc/parse.h"
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#include "psyc/parse.h"
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@ -4,7 +4,7 @@ prefix = /usr
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includedir = ${prefix}/include
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includedir = ${prefix}/include
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INSTALL = install
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INSTALL = install
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HEADERS = method.h packet.h parse.h render.h syntax.h text.h uniform.h variable.h
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HEADERS = match.h method.h packet.h parse.h render.h syntax.h text.h uniform.h variable.h
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install: ${HEADERS}
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install: ${HEADERS}
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49
include/psyc/match.h
Normal file
49
include/psyc/match.h
Normal file
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@ -0,0 +1,49 @@
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typedef struct {
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PsycString key;
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void *value;
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} PsycDict;
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typedef struct {
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PsycString key;
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intptr_t value;
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} PsycDictInt;
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/**
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* Checks if long keyword string inherits from short keyword string.
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*/
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int
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psyc_inherits (char *sho, size_t slen, char *lon, size_t llen);
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/**
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* Checks if short keyword string matches long keyword string.
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*/
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int
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psyc_matches (char *sho, size_t slen, char *lon, size_t llen);
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/**
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* Look up value associated with a key in a dictionary.
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*
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* @param dict The dictionary to search, should be ordered alphabetically.
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* @param size Size of dict.
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* @param key Key to look for.
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* @param keylen Length of key.
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* @param inherit If true, also look for anything inheriting from key,
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* otherwise only exact matches are returned.
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*
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* @return The value of the entry if found, or NULL if not found.
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*/
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void *
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psyc_dict_lookup (const PsycDict *dict, size_t size,
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const char *key, size_t keylen, PsycBool inherit);
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/**
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* Look up value associated with a key in a dictionary of integers.
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* @see psyc_dict_lookup
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*/
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static inline intptr_t
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psyc_dict_lookup_int (const PsycDictInt * dict, size_t size,
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const char *key, size_t keylen, PsycBool inherit)
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{
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return (intptr_t) psyc_dict_lookup((PsycDict *) dict, size, key, keylen, inherit);
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}
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@ -8,7 +8,8 @@
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#include "packet.h"
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#include "packet.h"
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/// Routing variables in alphabetical order.
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/// Routing variables in alphabetical order.
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extern const PsycString psyc_routing_vars[];
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//extern const PsycString psyc_routing_vars[];
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extern const PsycDictInt psyc_routing_vars[];
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// Variable types in alphabetical order.
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// Variable types in alphabetical order.
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extern const PsycDictInt psyc_var_types[];
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extern const PsycDictInt psyc_var_types[];
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@ -23,14 +24,22 @@ extern const size_t psyc_methods_num;
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/**
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/**
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* Is this a routing variable name?
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* Is this a routing variable name?
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*/
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*/
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PsycBool
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static inline PsycBool
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psyc_var_is_routing (const char *name, size_t len);
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psyc_var_is_routing (const char *name, size_t len)
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{
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return (PsycBool) psyc_dict_lookup((PsycDict *)psyc_routing_vars,
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psyc_routing_vars_num, name, len, PSYC_NO);
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}
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/**
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/**
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* Get the type of variable name.
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* Get the type of variable name.
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*/
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*/
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PsycType
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static inline PsycType
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psyc_var_type (const char *name, size_t len);
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psyc_var_type (const char *name, size_t len)
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{
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return (PsycType) psyc_dict_lookup((PsycDict *)psyc_var_types,
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psyc_var_types_num, name, len, PSYC_YES);
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}
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/**
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/**
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* Is this a list variable name?
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* Is this a list variable name?
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51
src/match.c
51
src/match.c
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@ -111,46 +111,39 @@ psyc_matches(char *sho, size_t slen, char *lon, size_t llen)
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*/
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*/
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void *
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void *
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psyc_dict_lookup(const PsycDict * dict, size_t size,
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psyc_dict_lookup(const PsycDict * dict, size_t size,
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const char *key, size_t keylen,
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const char *key, size_t keylen, PsycBool inherit)
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PsycBool inherit, int8_t * matching)
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{
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{
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size_t cursor = 1;
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//size_t cursor = 1;
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uint8_t i, m = 0;
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size_t c = 0;
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uint8_t i, match = 0;
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if (keylen < 2 || key[0] != '_')
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if (keylen < 2 || key[0] != '_')
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return 0;
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return 0;
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// first find the keywords with matching length
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//for (c = 0, i = 0; c < keylen && i < size; c++) {
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for (i = 0; i < size; i++) {
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for (i = 0; i < size; i++) {
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if (keylen == dict[i].key.length
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if (!(keylen == dict[i].key.length
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|| (inherit && keylen > dict[i].key.length
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|| (inherit && keylen > dict[i].key.length
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&& key[dict[i].key.length] == '_'))
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&& key[dict[i].key.length] == '_')))
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matching[m++] = i;
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continue;
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}
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matching[m] = -1; // mark the end of matching indexes
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match = 1;
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for (c = 0; c < keylen; c++) {
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if (c < dict[i].key.length && dict[i].key.data[c] == key[c])
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continue;
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else if (c == dict[i].key.length && key[c] == '_')
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return dict[i].value; // after the end of a matching prefix
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else if (dict[i].key.data[c] > key[c])
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return NULL;
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while (cursor < keylen && matching[0] >= 0) {
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match = 0;
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for (i = m = 0; i < size; i++) {
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break;
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if (matching[i] < 0)
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break; // reached the end of possible matches
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if (cursor < dict[matching[i]].key.length &&
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dict[matching[i]].key.data[cursor] == key[cursor])
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matching[m++] = matching[i]; // found a match, update matching indexes
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else if (cursor == dict[matching[i]].key.length && key[cursor] == '_')
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return dict[matching[0]].value; // _ after the end of a matching prefix
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else if (dict[matching[i]].key.data[cursor] > key[cursor])
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break; // passed the possible matches in alphabetical order in the dict
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}
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}
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if (match)
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if (m < size)
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return dict[i].value;
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matching[m] = -1; // mark the end of matching indexes
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cursor++;
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}
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}
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// return first match if found
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return NULL;
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return matching[0] >= 0 ? dict[matching[0]].value : 0;
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}
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}
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#ifdef CMDTOOL
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#ifdef CMDTOOL
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@ -5,27 +5,28 @@
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/// Routing variables in alphabetical order.
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/// Routing variables in alphabetical order.
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const PsycString psyc_routing_vars[] = {
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//const PsycString psyc_routing_vars[] = {
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PSYC_C2STRI("_amount_fragments"),
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const PsycDictInt psyc_routing_vars[] = {
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PSYC_C2STRI("_context"),
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{ PSYC_C2STRI("_amount_fragments"), 1 },
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//PSYC_C2STRI("_count"), // older PSYC
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{ PSYC_C2STRI("_context"), 1 },
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PSYC_C2STRI("_counter"),
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//{ PSYC_C2STRI("_count"), 1 }, // older PSYC
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PSYC_C2STRI("_fragment"),
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{ PSYC_C2STRI("_counter"), 1 },
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//PSYC_C2STRI("_length"), // older PSYC
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{ PSYC_C2STRI("_fragment"), 1 },
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PSYC_C2STRI("_source"),
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//{ PSYC_C2STRI("_length"), 1 }, // older PSYC
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//PSYC_C2STRI("_source_identification"), // older PSYC
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{ PSYC_C2STRI("_source"), 1 },
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PSYC_C2STRI("_source_identity"),
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//{ PSYC_C2STRI("_source_identification"), 1 }, // older PSYC
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PSYC_C2STRI("_source_relay"),
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{ PSYC_C2STRI("_source_identity"), 1 },
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{ PSYC_C2STRI("_source_relay"), 1 },
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// until you have a better idea.. is this really in use?
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// until you have a better idea.. is this really in use?
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PSYC_C2STRI("_source_relay_relay"),
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{ PSYC_C2STRI("_source_relay_relay"), 1 },
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PSYC_C2STRI("_tag"),
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{ PSYC_C2STRI("_tag"), 1 },
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PSYC_C2STRI("_tag_relay"),
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{ PSYC_C2STRI("_tag_relay"), 1 },
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//PSYC_C2STRI("_tag_reply"), // older PSYC
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//{ PSYC_C2STRI("_tag_reply"), 1 }, // older PSYC
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PSYC_C2STRI("_target"),
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{ PSYC_C2STRI("_target"), 1 },
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PSYC_C2STRI("_target_forward"),
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{ PSYC_C2STRI("_target_forward"), 1 },
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PSYC_C2STRI("_target_relay"),
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{ PSYC_C2STRI("_target_relay"), 1 },
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//PSYC_C2STRI("_understand_modules"), // older PSYC
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//{ PSYC_C2STRI("_understand_modules"), 1 }, // older PSYC
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//PSYC_C2STRI("_using_modules"), // older PSYC
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//{ PSYC_C2STRI("_using_modules"), 1 }, // older PSYC
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};
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};
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// Variable types in alphabetical order.
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// Variable types in alphabetical order.
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@ -75,66 +76,14 @@ const size_t psyc_routing_vars_num = PSYC_NUM_ELEM(psyc_routing_vars);
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const size_t psyc_var_types_num = PSYC_NUM_ELEM(psyc_var_types);
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const size_t psyc_var_types_num = PSYC_NUM_ELEM(psyc_var_types);
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const size_t psyc_methods_num = PSYC_NUM_ELEM(psyc_methods);
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const size_t psyc_methods_num = PSYC_NUM_ELEM(psyc_methods);
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/**
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* Get the type of variable name.
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*/
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inline PsycBool
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psyc_var_is_routing (const char *name, size_t len)
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{
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size_t cursor = 1;
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uint8_t i, m = 0;
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int8_t matching[psyc_routing_vars_num]; // indexes of matching vars
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if (len < 2 || name[0] != '_')
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return PSYC_FALSE;
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// first find the vars with matching length
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for (i = 0; i < psyc_routing_vars_num; i++)
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if (len == psyc_routing_vars[i].length)
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matching[m++] = i;
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matching[m] = -1; // mark the end of matching indexes
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while (cursor < len && matching[0] >= 0) {
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for (i = m = 0; i < psyc_routing_vars_num; i++) {
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if (matching[i] < 0)
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break; // reached the end of possible matches
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if (psyc_routing_vars[matching[i]].data[cursor] == name[cursor])
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matching[m++] = matching[i]; // found a match, update matching indexes
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else if (psyc_routing_vars[matching[i]].data[cursor] > name[cursor])
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break; // passed the possible matches in alphabetical order in the array
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}
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if (m < psyc_routing_vars_num)
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matching[m] = -1; // mark the end of matching indexes
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cursor++;
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}
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return matching[0] >= 0 ? PSYC_TRUE : PSYC_FALSE;
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}
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/**
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* Get the type of variable name.
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*/
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inline PsycType
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psyc_var_type (const char *name, size_t len)
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{
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int8_t m[psyc_var_types_num];
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return (PsycType) psyc_dict_lookup((PsycDict *) psyc_var_types,
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psyc_var_types_num, name, len, PSYC_YES,
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(int8_t *) &m);
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}
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/**
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/**
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* Get the method, its family and its flags.
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* Get the method, its family and its flags.
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*/
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*/
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PsycMethod
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PsycMethod
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psyc_method (char *method, size_t methodlen, PsycMethod *family, unsigned int *flag)
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psyc_method (char *method, size_t methodlen, PsycMethod *family, unsigned int *flag)
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{
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{
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int8_t tmp[PSYC_NUM_ELEM(psyc_methods)];
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int mc = psyc_dict_lookup_int(psyc_methods, psyc_methods_num,
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int mc = psyc_dict_lookup_int(psyc_methods, psyc_methods_num,
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method, methodlen, PSYC_YES, tmp);
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method, methodlen, PSYC_YES);
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switch (mc) {
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switch (mc) {
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case PSYC_MC_DATA:
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case PSYC_MC_DATA:
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@ -3,7 +3,7 @@ DEBUG = 2
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CFLAGS = -I../include -I../src -Wall -std=c99 ${OPT}
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CFLAGS = -I../include -I../src -Wall -std=c99 ${OPT}
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LDFLAGS = -L../lib
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LDFLAGS = -L../lib
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LOADLIBES = -lpsyc -lm
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LOADLIBES = -lpsyc -lm
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TARGETS = test_psyc test_psyc_speed test_parser test_match test_render test_text var_is_routing var_type uniform_parse test_list test_table test_packet_id
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TARGETS = test_psyc test_psyc_speed test_parser test_match test_render test_text var_is_routing var_type uniform_parse test_list test_table test_packet_id method
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O = test.o
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O = test.o
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||||||
WRAPPER =
|
WRAPPER =
|
||||||
DIET = diet
|
DIET = diet
|
||||||
|
|
29
test/method.c
Normal file
29
test/method.c
Normal file
|
@ -0,0 +1,29 @@
|
||||||
|
#include <psyc.h>
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <lib.h>
|
||||||
|
|
||||||
|
int main()
|
||||||
|
{
|
||||||
|
PsycMethod family = 0;
|
||||||
|
unsigned int flag = 0;
|
||||||
|
|
||||||
|
int i;
|
||||||
|
for (i = 0; i < psyc_methods_num; i++)
|
||||||
|
if (psyc_method(PSYC_S2ARG(psyc_methods[i].key), &family, &flag)
|
||||||
|
!= psyc_methods[i].value)
|
||||||
|
return i + 1;
|
||||||
|
|
||||||
|
if (psyc_method(PSYC_C2ARG("_echo_hallo"), &family, &flag) != PSYC_MC_UNKNOWN
|
||||||
|
&& family != PSYC_MC_ECHO)
|
||||||
|
return 101;
|
||||||
|
|
||||||
|
if (psyc_method(PSYC_C2ARG("_foo_bar"), &family, &flag) != PSYC_MC_UNKNOWN)
|
||||||
|
return 102;
|
||||||
|
|
||||||
|
if (psyc_method(PSYC_C2ARG("_warning_test"), &family, &flag) != PSYC_MC_WARNING
|
||||||
|
&& family != PSYC_MC_WARNING)
|
||||||
|
return 103;
|
||||||
|
|
||||||
|
printf("psyc_method passed all tests.\n");
|
||||||
|
return 0;
|
||||||
|
}
|
|
@ -5,16 +5,23 @@
|
||||||
#include <lib.h>
|
#include <lib.h>
|
||||||
|
|
||||||
int main() {
|
int main() {
|
||||||
unless (psyc_var_type(PSYC_C2ARG("_list"))) return 1;
|
int i;
|
||||||
unless (psyc_var_type(PSYC_C2ARG("_list_foo"))) return 2;
|
for (i = 0; i < psyc_var_types_num; i++)
|
||||||
unless (psyc_var_type(PSYC_C2ARG("_color_red"))) return 3;
|
if (psyc_var_type(PSYC_S2ARG(psyc_var_types[i].key))
|
||||||
if (psyc_var_type(PSYC_C2ARG("_last"))) return 4;
|
!= psyc_var_types[i].value)
|
||||||
if (psyc_var_type(PSYC_C2ARG("_lost_foo"))) return 5;
|
return i + 1;
|
||||||
if (psyc_var_type(PSYC_C2ARG("_colorful"))) return 6;
|
|
||||||
if (psyc_var_type(PSYC_C2ARG("_foo"))) return 7;
|
unless (psyc_var_type(PSYC_C2ARG("_list"))) return 51;
|
||||||
if (psyc_var_type(PSYC_C2ARG("bar"))) return 8;
|
unless (psyc_var_type(PSYC_C2ARG("_list_foo"))) return 52;
|
||||||
if (psyc_var_type(PSYC_C2ARG("______"))) return 9;
|
unless (psyc_var_type(PSYC_C2ARG("_color_red"))) return 53;
|
||||||
if (psyc_var_type(PSYC_C2ARG("_"))) return 10;
|
|
||||||
|
if (psyc_var_type(PSYC_C2ARG("_last"))) return 104;
|
||||||
|
if (psyc_var_type(PSYC_C2ARG("_lost_foo"))) return 105;
|
||||||
|
if (psyc_var_type(PSYC_C2ARG("_colorful"))) return 106;
|
||||||
|
if (psyc_var_type(PSYC_C2ARG("_foo"))) return 107;
|
||||||
|
if (psyc_var_type(PSYC_C2ARG("bar"))) return 108;
|
||||||
|
if (psyc_var_type(PSYC_C2ARG("______"))) return 109;
|
||||||
|
if (psyc_var_type(PSYC_C2ARG("_"))) return 110;
|
||||||
|
|
||||||
puts("psyc_var_type passed all tests.");
|
puts("psyc_var_type passed all tests.");
|
||||||
return 0; // passed all tests
|
return 0; // passed all tests
|
||||||
|
|
Loading…
Reference in a new issue