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00024 #ifndef OSCAP_UTIL_H_
00025 #define OSCAP_UTIL_H_
00026
00027 #include <stdbool.h>
00028 #include <assert.h>
00029 #include "public/oscap.h"
00030 #include "public/alloc.h"
00031
00032 #define __attribute__nonnull__(x) assert((x) != NULL)
00033
00034 struct oscap_import_source;
00035 struct oscap_export_target;
00036
00037
00038
00039
00040
00041 #define OSCAP_HIDDEN_START _Pragma("GCC visibility push(hidden)")
00042
00043
00044
00045
00046
00047 #define OSCAP_HIDDEN_END _Pragma("GCC visibility pop")
00048
00049 OSCAP_HIDDEN_START
00050
00054 typedef void (*oscap_destruct_func) (void *);
00055
00059 typedef void* (*oscap_clone_func) (void *);
00060
00064 typedef void (*oscap_consumer_func) (void *, void *);
00065
00076 #define OSCAP_GENERIC_GETTER_CONV(RTYPE,CONV,SNAME,MNAME,MEXP) \
00077 RTYPE SNAME##_get_##MNAME(const struct SNAME* item) { return (CONV(item->MEXP)); }
00078
00087 #define OSCAP_GENERIC_GETTER(RTYPE,SNAME,MNAME,MEXP) \
00088 OSCAP_GENERIC_GETTER_CONV(RTYPE,,SNAME,MNAME,MEXP)
00089
00098 #define OSCAP_GENERIC_GETTER_FORCE(RTYPE,SNAME,MNAME,MEXP) \
00099 OSCAP_GENERIC_GETTER_CONV(RTYPE,(RTYPE),SNAME,MNAME,MEXP)
00100
00109 #define OSCAP_GETTER_FORCE(RTYPE,SNAME,MNAME) \
00110 OSCAP_GENERIC_GETTER_FORCE(RTYPE,SNAME,MNAME,MNAME)
00111
00120 #define OSCAP_GETTER(RTYPE,SNAME,MNAME) \
00121 OSCAP_GENERIC_GETTER(RTYPE,SNAME,MNAME,MNAME)
00122
00123 #define ITERATOR_CAST(x) ((struct oscap_iterator*)(x))
00124 #define OSCAP_ITERATOR(n) struct n##_iterator*
00125 #define OSCAP_ITERATOR_FWD(n) struct n##_iterator;
00126 #define OSCAP_ITERATOR_HAS_MORE(n) bool n##_iterator_has_more(OSCAP_ITERATOR(n) it) { return oscap_iterator_has_more(ITERATOR_CAST(it)); }
00127 #define OSCAP_ITERATOR_NEXT(t,n) t n##_iterator_next(OSCAP_ITERATOR(n) it) { return oscap_iterator_next(ITERATOR_CAST(it)); }
00128 #define OSCAP_ITERATOR_FREE(n) void n##_iterator_free(OSCAP_ITERATOR(n) it) { oscap_iterator_free(ITERATOR_CAST(it)); }
00129 #define OSCAP_ITERATOR_DETACH(t,n) t n##_iterator_detach(OSCAP_ITERATOR(n) it) { return oscap_iterator_detach(ITERATOR_CAST(it)); }
00130 #define OSCAP_ITERATOR_GEN_T(t,n) OSCAP_ITERATOR_FWD(n) OSCAP_ITERATOR_HAS_MORE(n) OSCAP_ITERATOR_NEXT(t,n) OSCAP_ITERATOR_FREE(n)
00131 #define OSCAP_ITERATOR_GEN(n) OSCAP_ITERATOR_GEN_T(struct n*,n)
00132
00133 #define OSCAP_ITERATOR_REMOVE_T(t,n,destructor) \
00134 void n##_iterator_remove(OSCAP_ITERATOR(n) it) { destructor(oscap_iterator_detach(ITERATOR_CAST(it))); }
00135 #define OSCAP_ITERATOR_REMOVE(n,destructor) OSCAP_ITERATOR_REMOVE_T(struct n*,n,destructor)
00136 #define OSCAP_ITERATOR_REMOVE_F(n) OSCAP_ITERATOR_REMOVE(n, n##_free)
00137
00138
00148 #define OSCAP_IGETTER_CONV(ITYPE,SNAME,MNAME,CONV) \
00149 struct ITYPE##_iterator* SNAME##_get_##MNAME(const struct SNAME* item) \
00150 { return oscap_iterator_new((CONV(item))->MNAME); }
00151
00160 #define OSCAP_IGETTER(ITYPE,SNAME,MNAME) OSCAP_IGETTER_CONV(ITYPE,SNAME,MNAME,)
00161
00167 #define OSCAP_IGETTER_GEN(ITYPE,SNAME,MNAME) OSCAP_IGETTER(ITYPE,SNAME,MNAME) OSCAP_ITERATOR_GEN(ITYPE)
00168
00178 #define OSCAP_HGETTER_EXP(RTYPE,SNAME,MNAME,MEXP) \
00179 RTYPE SNAME##_get_##MNAME(const struct SNAME* item, const char* key) \
00180 { return oscap_htable_get(item->MEXP, key); }
00181
00190 #define OSCAP_HGETTER(RTYPE,SNAME,MNAME) OSCAP_HGETTER_EXP(RTYPE,SNAME,MNAME,MNAME)
00191
00200 #define OSCAP_HGETTER_STRUCT(RTYPE,SNAME,MNAME) OSCAP_HGETTER_EXP(struct RTYPE*,SNAME,MNAME,MNAME)
00201
00202 #define OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) bool SNAME##_set_##MNAME(struct SNAME *obj, MTYPE newval)
00203
00215 #define OSCAP_SETTER_GENERIC_CHECK(SNAME, MTYPE, MNAME, CHECK, DELETER, ASSIGNER) \
00216 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) \
00217 { if (!(CHECK)) return false; DELETER(obj->MNAME); obj->MNAME = ASSIGNER(newval); return true; }
00218
00223 #define OSCAP_SETTER_GENERIC(SNAME, MTYPE, MNAME, DELETER, ASSIGNER) \
00224 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) \
00225 { DELETER(obj->MNAME); obj->MNAME = ASSIGNER(newval); return true; }
00226
00231 #define OSCAP_SETTER_GENERIC_NODELETE(SNAME, MTYPE, MNAME, ASSIGNER) \
00232 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) \
00233 { obj->MNAME = ASSIGNER(newval); return true; }
00234
00239 #define OSCAP_SETTER_SIMPLE(SNAME, MTYPE, MNAME) \
00240 OSCAP_SETTER_GENERIC_NODELETE(SNAME, MTYPE, MNAME, )
00241
00247 #define OSCAP_SETTER_STRING(SNAME, MNAME) \
00248 OSCAP_SETTER_GENERIC(SNAME, const char *, MNAME, free, oscap_strdup)
00249
00253 #define OSCAP_ACCESSOR_STRING(SNAME, MNAME) \
00254 OSCAP_GETTER(const char*, SNAME, MNAME) OSCAP_SETTER_STRING(SNAME, MNAME)
00255
00259 #define OSCAP_ACCESSOR_TEXT(SNAME, MNAME) \
00260 OSCAP_GETTER(struct oscap_text *, SNAME, MNAME) \
00261 OSCAP_SETTER_GENERIC(SNAME, struct oscap_text*, MNAME, oscap_text_free, )
00262
00266 #define OSCAP_ACCESSOR_SIMPLE(MTYPE, SNAME, MNAME) \
00267 OSCAP_GETTER(MTYPE, SNAME, MNAME) OSCAP_SETTER_SIMPLE(SNAME, MTYPE, MNAME)
00268
00273 #define OSCAP_ACCESSOR_EXP(MTYPE, SNAME, MNAME, MEXP) \
00274 OSCAP_GENERIC_GETTER(MTYPE, SNAME, MNAME, MEXP) \
00275 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) { obj->MEXP = newval; return true; }
00276
00286 #define OSCAP_INSERTER(SNAME, FNAME, MTYPE, MNAME) \
00287 bool SNAME##_add_##FNAME(struct SNAME *obj, struct MTYPE *item) \
00288 { oscap_list_add(obj->MNAME, item); return true; }
00289
00290
00291 #define OSCAP_IGETINS(ITYPE, SNAME, MNAME, FNAME) \
00292 OSCAP_IGETTER(ITYPE, SNAME, MNAME) OSCAP_INSERTER(SNAME, FNAME, ITYPE, MNAME)
00293
00294 #define OSCAP_IGETINS_GEN(ITYPE, SNAME, MNAME, FNAME) \
00295 OSCAP_IGETTER_GEN(ITYPE, SNAME, MNAME) OSCAP_INSERTER(SNAME, FNAME, ITYPE, MNAME)
00296
00304 struct oscap_string_map {
00305 int value;
00306 const char *string;
00307 };
00308
00315 int oscap_string_to_enum(const struct oscap_string_map *map, const char *str);
00316
00323 const char *oscap_enum_to_string(const struct oscap_string_map *map, int val);
00324
00329 char *oscap_strdup(const char *str);
00330
00337 char *oscap_strsep(char **str, const char *delim);
00338
00347 char **oscap_split(char *str, const char *delim);
00348
00349
00351 int oscap_strcmp(const char *s1, const char *s2);
00353 bool oscap_streq(const char *s1, const char *s2);
00355 char *oscap_trim(char *str);
00357 char *oscap_vsprintf(const char *fmt, va_list ap);
00359 char *oscap_sprintf(const char *fmt, ...);
00360
00361 #ifndef OSCAP_CONCAT
00362 # define OSCAP_CONCAT1(a,b) a ## b
00363 # define OSCAP_CONCAT(a,b) OSCAP_CONCAT1(a,b)
00364 #endif
00365
00366 #define OSCAP_GSYM(s) OSCAP_CONCAT(___G_, s)
00367
00368 #define protect_errno \
00369 for (int OSCAP_CONCAT(__e,__LINE__)=errno, OSCAP_CONCAT(__s,__LINE__)=1; OSCAP_CONCAT(__s,__LINE__)--; errno=OSCAP_CONCAT(__e,__LINE__))
00370
00371 OSCAP_HIDDEN_END;
00372
00373 #endif