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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
00035
00036
00037
00038 #define OSCAP_HIDDEN_START _Pragma("GCC visibility push(hidden)")
00039
00040
00041
00042
00043
00044 #define OSCAP_HIDDEN_END _Pragma("GCC visibility pop")
00045
00046 OSCAP_HIDDEN_START
00047
00051 typedef void (*oscap_destruct_func) (void *);
00052
00056 typedef void* (*oscap_clone_func) (void *);
00057
00061 typedef void (*oscap_consumer_func) (void *, void *);
00062
00073 #define OSCAP_GENERIC_GETTER_CONV(RTYPE,CONV,SNAME,MNAME,MEXP) \
00074 RTYPE SNAME##_get_##MNAME(const struct SNAME* item) { return (CONV(item->MEXP)); }
00075
00084 #define OSCAP_GENERIC_GETTER(RTYPE,SNAME,MNAME,MEXP) \
00085 OSCAP_GENERIC_GETTER_CONV(RTYPE,,SNAME,MNAME,MEXP)
00086
00095 #define OSCAP_GENERIC_GETTER_FORCE(RTYPE,SNAME,MNAME,MEXP) \
00096 OSCAP_GENERIC_GETTER_CONV(RTYPE,(RTYPE),SNAME,MNAME,MEXP)
00097
00106 #define OSCAP_GETTER_FORCE(RTYPE,SNAME,MNAME) \
00107 OSCAP_GENERIC_GETTER_FORCE(RTYPE,SNAME,MNAME,MNAME)
00108
00117 #define OSCAP_GETTER(RTYPE,SNAME,MNAME) \
00118 OSCAP_GENERIC_GETTER(RTYPE,SNAME,MNAME,MNAME)
00119
00120 #define ITERATOR_CAST(x) ((struct oscap_iterator*)(x))
00121 #define OSCAP_ITERATOR(n) struct n##_iterator*
00122 #define OSCAP_ITERATOR_FWD(n) struct n##_iterator;
00123 #define OSCAP_ITERATOR_HAS_MORE(n) bool n##_iterator_has_more(OSCAP_ITERATOR(n) it) { return oscap_iterator_has_more(ITERATOR_CAST(it)); }
00124 #define OSCAP_ITERATOR_NEXT(t,n) t n##_iterator_next(OSCAP_ITERATOR(n) it) { return oscap_iterator_next(ITERATOR_CAST(it)); }
00125 #define OSCAP_ITERATOR_FREE(n) void n##_iterator_free(OSCAP_ITERATOR(n) it) { oscap_iterator_free(ITERATOR_CAST(it)); }
00126 #define OSCAP_ITERATOR_RESET(n) void n##_iterator_reset(OSCAP_ITERATOR(n) it) { oscap_iterator_reset(ITERATOR_CAST(it)); }
00127 #define OSCAP_ITERATOR_DETACH(t,n) t n##_iterator_detach(OSCAP_ITERATOR(n) it) { return oscap_iterator_detach(ITERATOR_CAST(it)); }
00128 #define OSCAP_ITERATOR_GEN_T(t,n) OSCAP_ITERATOR_FWD(n) OSCAP_ITERATOR_HAS_MORE(n) OSCAP_ITERATOR_RESET(n) OSCAP_ITERATOR_NEXT(t,n) OSCAP_ITERATOR_FREE(n)
00129 #define OSCAP_ITERATOR_GEN(n) OSCAP_ITERATOR_GEN_T(struct n*,n)
00130
00131 #define OSCAP_ITERATOR_REMOVE_T(t,n,destructor) \
00132 void n##_iterator_remove(OSCAP_ITERATOR(n) it) { destructor(oscap_iterator_detach(ITERATOR_CAST(it))); }
00133 #define OSCAP_ITERATOR_REMOVE(n,destructor) OSCAP_ITERATOR_REMOVE_T(struct n*,n,destructor)
00134 #define OSCAP_ITERATOR_REMOVE_F(n) OSCAP_ITERATOR_REMOVE(n, n##_free)
00135
00136
00146 #define OSCAP_IGETTER_CONV(ITYPE,SNAME,MNAME,CONV) \
00147 struct ITYPE##_iterator* SNAME##_get_##MNAME(const struct SNAME* item) \
00148 { return oscap_iterator_new((CONV(item))->MNAME); }
00149
00158 #define OSCAP_IGETTER(ITYPE,SNAME,MNAME) OSCAP_IGETTER_CONV(ITYPE,SNAME,MNAME,)
00159
00165 #define OSCAP_IGETTER_GEN(ITYPE,SNAME,MNAME) OSCAP_IGETTER(ITYPE,SNAME,MNAME) OSCAP_ITERATOR_GEN(ITYPE)
00166
00176 #define OSCAP_HGETTER_EXP(RTYPE,SNAME,MNAME,MEXP) \
00177 RTYPE SNAME##_get_##MNAME(const struct SNAME* item, const char* key) \
00178 { return oscap_htable_get(item->MEXP, key); }
00179
00188 #define OSCAP_HGETTER(RTYPE,SNAME,MNAME) OSCAP_HGETTER_EXP(RTYPE,SNAME,MNAME,MNAME)
00189
00198 #define OSCAP_HGETTER_STRUCT(RTYPE,SNAME,MNAME) OSCAP_HGETTER_EXP(struct RTYPE*,SNAME,MNAME,MNAME)
00199
00200 #define OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) bool SNAME##_set_##MNAME(struct SNAME *obj, MTYPE newval)
00201
00213 #define OSCAP_SETTER_GENERIC_CHECK(SNAME, MTYPE, MNAME, CHECK, DELETER, ASSIGNER) \
00214 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) \
00215 { if (!(CHECK)) return false; DELETER(obj->MNAME); obj->MNAME = ASSIGNER(newval); return true; }
00216
00221 #define OSCAP_SETTER_GENERIC(SNAME, MTYPE, MNAME, DELETER, ASSIGNER) \
00222 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) \
00223 { DELETER(obj->MNAME); obj->MNAME = ASSIGNER(newval); return true; }
00224
00229 #define OSCAP_SETTER_GENERIC_NODELETE(SNAME, MTYPE, MNAME, ASSIGNER) \
00230 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) \
00231 { obj->MNAME = ASSIGNER(newval); return true; }
00232
00237 #define OSCAP_SETTER_SIMPLE(SNAME, MTYPE, MNAME) \
00238 OSCAP_SETTER_GENERIC_NODELETE(SNAME, MTYPE, MNAME, )
00239
00245 #define OSCAP_SETTER_STRING(SNAME, MNAME) \
00246 OSCAP_SETTER_GENERIC(SNAME, const char *, MNAME, free, oscap_strdup)
00247
00251 #define OSCAP_ACCESSOR_STRING(SNAME, MNAME) \
00252 OSCAP_GETTER(const char*, SNAME, MNAME) OSCAP_SETTER_STRING(SNAME, MNAME)
00253
00257 #define OSCAP_ACCESSOR_TEXT(SNAME, MNAME) \
00258 OSCAP_GETTER(struct oscap_text *, SNAME, MNAME) \
00259 OSCAP_SETTER_GENERIC(SNAME, struct oscap_text*, MNAME, oscap_text_free, )
00260
00264 #define OSCAP_ACCESSOR_SIMPLE(MTYPE, SNAME, MNAME) \
00265 OSCAP_GETTER(MTYPE, SNAME, MNAME) OSCAP_SETTER_SIMPLE(SNAME, MTYPE, MNAME)
00266
00271 #define OSCAP_ACCESSOR_EXP(MTYPE, SNAME, MNAME, MEXP) \
00272 OSCAP_GENERIC_GETTER(MTYPE, SNAME, MNAME, MEXP) \
00273 OSCAP_SETTER_HEADER(SNAME, MTYPE, MNAME) { obj->MEXP = newval; return true; }
00274
00284 #define OSCAP_INSERTER(SNAME, FNAME, MTYPE, MNAME) \
00285 bool SNAME##_add_##FNAME(struct SNAME *obj, struct MTYPE *item) \
00286 { oscap_list_add(obj->MNAME, item); return true; }
00287
00288
00289 #define OSCAP_IGETINS(ITYPE, SNAME, MNAME, FNAME) \
00290 OSCAP_IGETTER(ITYPE, SNAME, MNAME) OSCAP_INSERTER(SNAME, FNAME, ITYPE, MNAME)
00291
00292 #define OSCAP_IGETINS_GEN(ITYPE, SNAME, MNAME, FNAME) \
00293 OSCAP_IGETTER_GEN(ITYPE, SNAME, MNAME) OSCAP_INSERTER(SNAME, FNAME, ITYPE, MNAME)
00294
00302 struct oscap_string_map {
00303 int value;
00304 const char *string;
00305 };
00306
00313 int oscap_string_to_enum(const struct oscap_string_map *map, const char *str);
00314
00321 const char *oscap_enum_to_string(const struct oscap_string_map *map, int val);
00322
00327 char *oscap_strdup(const char *str);
00328
00335 float oscap_strtol(const char *str, char **endptr, int base);
00336
00345 char **oscap_split(char *str, const char *delim);
00346
00347
00349 int oscap_strcmp(const char *s1, const char *s2);
00351 bool oscap_streq(const char *s1, const char *s2);
00353 char *oscap_trim(char *str);
00355 char *oscap_vsprintf(const char *fmt, va_list ap);
00357 char *oscap_sprintf(const char *fmt, ...);
00359 const char *oscap_strlist_find_value(char ** const kvalues, const char *key);
00361 char *oscap_rtrim(char *str, char ch);
00363 void oscap_strtoupper(char *str);
00364
00365
00366 bool oscap_ptr_cmp(void *node1, void *node2);
00367
00368
00369 bool oscap_validate_xml(const char *xmlfile, const char *schemafile, oscap_reporter reporter, void *arg);
00370
00371 bool oscap_file_exists(const char *path, int mode);
00372
00380 char *oscap_find_file(const char *filename, int mode, const char *pathvar, const char *path);
00381
00382
00383 #ifndef OSCAP_CONCAT
00384 # define OSCAP_CONCAT1(a,b) a ## b
00385 # define OSCAP_CONCAT(a,b) OSCAP_CONCAT1(a,b)
00386 #endif
00387
00388 #define OSCAP_GSYM(s) OSCAP_CONCAT(___G_, s)
00389
00390 #define protect_errno \
00391 for (int OSCAP_CONCAT(__e,__LINE__)=errno, OSCAP_CONCAT(__s,__LINE__)=1; OSCAP_CONCAT(__s,__LINE__)--; errno=OSCAP_CONCAT(__e,__LINE__))
00392
00393 OSCAP_HIDDEN_END;
00394
00395 #endif