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Added EV_TOSTR and EV_TOSTRLEN

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Signed-off-by: Robear Selwans <robear.selwans@outlook.com>
This commit is contained in:
Robear Selwans
2022-05-17 22:48:13 +02:00
parent 8e0bce6a53
commit d8981dbb49
3 changed files with 100 additions and 23 deletions
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5
ev_macros.h
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@@ -286,4 +286,9 @@
#define __EV_INTERNAL_FOREACH63_UDATA(OP, UDATA, a, ...) OP(UDATA, a) __EV_INTERNAL_FOREACH62_UDATA(OP, UDATA, __VA_ARGS__)
#define __EV_INTERNAL_FOREACH64_UDATA(OP, UDATA, a, ...) OP(UDATA, a) __EV_INTERNAL_FOREACH63_UDATA(OP, UDATA, __VA_ARGS__)
/*!
* \brief Macro to get a the hex value of a 4-number as a character
*/
#define EV_TOHEX_CHAR(c) (("0123456789abcdef")[c])
#endif // EV_HEADERS_MACROS_H

78
ev_types.h
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@@ -10,6 +10,9 @@ typedef void(*ev_free_fn)(void *self);
typedef u64(*ev_hash_fn)(void *self, u64 seed);
typedef bool(*ev_equal_fn)(void *self, void *other);
typedef void(*ev_tostr_fn)(void *self, char *out);
typedef u32(*ev_tostrlen_fn)();
typedef struct {
EV_DEBUG(const char *name;)
@@ -20,15 +23,19 @@ typedef struct {
ev_free_fn free_fn;
ev_hash_fn hash_fn;
ev_equal_fn equal_fn;
ev_tostr_fn tostr_fn;
ev_tostrlen_fn tostrlen_fn;
void *default_val;
void *invalid_val;
} EvTypeData;
#define COPY_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_COPY_FUNCTION_,T),_),name)
#define FREE_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_FREE_FUNCTION_,T),_),name)
#define HASH_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_HASH_FUNCTION_,T),_),name)
#define EQUAL_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_EQUAL_FUNCTION_,T),_),name)
#define COPY_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_COPY_FUNCTION_,T),_),name)
#define FREE_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_FREE_FUNCTION_,T),_),name)
#define HASH_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_HASH_FUNCTION_,T),_),name)
#define EQUAL_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_EQUAL_FUNCTION_,T),_),name)
#define TOSTR_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_TOSTR_FUNCTION_,T),_),name)
#define TOSTRLEN_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_TOSTRLEN_FUNCTION_,T),_),name)
#define DEFINE_COPY_FUNCTION(T,name) void COPY_FUNCTION(T,name)(T *dst, T *src)
#define DEFINE_DEFAULT_COPY_FUNCTION(T) \
@@ -47,10 +54,28 @@ typedef struct {
#define DEFINE_DEFAULT_EQUAL_FUNCTION(T) \
DEFINE_EQUAL_FUNCTION(T,DEFAULT) { return memcmp(self, other, sizeof(T)); }
#define DECLARE_COPY_FUNCTION(T,name) DEFINE_COPY_FUNCTION(T,name);
#define DECLARE_FREE_FUNCTION(T,name) DEFINE_FREE_FUNCTION(T,name);
#define DECLARE_HASH_FUNCTION(T,name) DEFINE_HASH_FUNCTION(T,name);
#define DECLARE_EQUAL_FUNCTION(T,name) DEFINE_EQUAL_FUNCTION(T,name);
#define DEFINE_TOSTR_FUNCTION(T,name) void TOSTR_FUNCTION(T,name)(T *self, char* out)
#define DEFINE_DEFAULT_TOSTR_FUNCTION(T) \
DEFINE_TOSTR_FUNCTION(T,DEFAULT) \
{ \
for(int i = 0; i < sizeof(T); i++) \
{ \
u8 byte = ((u8*)self)[i];\
out[i*2] = EV_TOHEX_CHAR((u32)(byte >> 4) & 0xf); \
out[i*2+1] = EV_TOHEX_CHAR((u32)byte & 0xf); \
} \
}
#define DEFINE_TOSTRLEN_FUNCTION(T,name) u32 TOSTRLEN_FUNCTION(T,name)()
#define DEFINE_DEFAULT_TOSTRLEN_FUNCTION(T) \
DEFINE_TOSTRLEN_FUNCTION(T,DEFAULT) { return sizeof(T) * 2; }
#define DECLARE_COPY_FUNCTION(T,name) DEFINE_COPY_FUNCTION(T,name);
#define DECLARE_FREE_FUNCTION(T,name) DEFINE_FREE_FUNCTION(T,name);
#define DECLARE_HASH_FUNCTION(T,name) DEFINE_HASH_FUNCTION(T,name);
#define DECLARE_EQUAL_FUNCTION(T,name) DEFINE_EQUAL_FUNCTION(T,name);
#define DECLARE_TOSTR_FUNCTION(T,name) DEFINE_TOSTR_FUNCTION(T,name);
#define DECLARE_TOSTRLEN_FUNCTION(T,name) DEFINE_TOSTRLEN_FUNCTION(T,name);
#define EV_OVERRIDE_VAR(T) EV_CAT(__ev_internal_override_var_,T)
#define TypeData(T) EV_CAT(EV_TYPEDATA_,T)
@@ -71,26 +96,33 @@ typedef struct {
#define __EV_STRUCT_METHOD_DEF(T, ...) EV_CAT(__EV_,EV_CAT(EV_HEAD __VA_ARGS__,_FN))(T, EV_TAIL __VA_ARGS__)
#define COPY(...) (COPY , __VA_ARGS__)
#define FREE(...) (FREE , __VA_ARGS__)
#define HASH(...) (HASH , __VA_ARGS__)
#define EQUAL(...) (EQUAL , __VA_ARGS__)
#define DEFAULT(...) (DEFAULT, __VA_ARGS__)
#define INVALID(...) (INVALID, __VA_ARGS__)
#define COPY(...) (COPY , __VA_ARGS__)
#define FREE(...) (FREE , __VA_ARGS__)
#define HASH(...) (HASH , __VA_ARGS__)
#define EQUAL(...) (EQUAL , __VA_ARGS__)
#define TOSTR(...) (TOSTR , __VA_ARGS__)
#define TOSTRLEN(...) (TOSTRLEN , __VA_ARGS__)
#define DEFAULT(...) (DEFAULT , __VA_ARGS__)
#define INVALID(...) (INVALID , __VA_ARGS__)
#define __EV_COPY_FN(T,name) .copy_fn = (ev_copy_fn) COPY_FUNCTION(T,name),
#define __EV_FREE_FN(T,name) .free_fn = (ev_free_fn) FREE_FUNCTION(T,name),
#define __EV_HASH_FN(T,name) .hash_fn = (ev_hash_fn) HASH_FUNCTION(T,name),
#define __EV_EQUAL_FN(T,name) .equal_fn = (ev_equal_fn)EQUAL_FUNCTION(T,name),
#define __EV_COPY_FN(T,name) .copy_fn = (ev_copy_fn) COPY_FUNCTION(T,name),
#define __EV_FREE_FN(T,name) .free_fn = (ev_free_fn) FREE_FUNCTION(T,name),
#define __EV_HASH_FN(T,name) .hash_fn = (ev_hash_fn) HASH_FUNCTION(T,name),
#define __EV_EQUAL_FN(T,name) .equal_fn = (ev_equal_fn) EQUAL_FUNCTION(T,name),
#define __EV_TOSTR_FN(T,name) .tostr_fn = (ev_tostr_fn) TOSTR_FUNCTION(T,name),
#define __EV_TOSTRLEN_FN(T,name) .tostrlen_fn = (ev_tostrlen_fn) TOSTRLEN_FUNCTION(T,name),
#define __EV_DEFAULT_FN(T, ...) .default_val = (void*)&(T){ __VA_ARGS__ },
#define __EV_INVALID_FN(T, ...) .invalid_val = (void*)&(T){ __VA_ARGS__ },
#define METHOD_CHECK(...) __VA_ARGS__ EV_DEBUG(?__VA_ARGS__:assert(!EV_STR(__VA_ARGS__)"not defined"))
void nop() {}
#define METHOD_CHECK(T, ...) (__VA_ARGS__ EV_DEBUG(?__VA_ARGS__:(assert(!EV_STRINGIZE(__VA_ARGS__)"not defined"),(T)nop)))
#define EV_COPY(T) METHOD_CHECK(TypeData(T).copy_fn)
#define EV_FREE(T) METHOD_CHECK(TypeData(T).free_fn)
#define EV_HASH(T) METHOD_CHECK(TypeData(T).hash_fn)
#define EV_EQUAL(T) METHOD_CHECK(TypeData(T).equal_fn)
#define EV_COPY(T) METHOD_CHECK(ev_copy_fn, TypeData(T).copy_fn)
#define EV_FREE(T) METHOD_CHECK(ev_free_fn, TypeData(T).free_fn)
#define EV_HASH(T) METHOD_CHECK(ev_hash_fn, TypeData(T).hash_fn)
#define EV_EQUAL(T) METHOD_CHECK(ev_equal_fn, TypeData(T).equal_fn)
#define EV_TOSTR(T) METHOD_CHECK(ev_tostr_fn, TypeData(T).tostr_fn)
#define EV_TOSTRLEN(T) METHOD_CHECK(ev_tostrlen_fn, TypeData(T).tostrlen_fn)
#define __EV_OVERRIDE_DEFAULT(T, ...) EV_OVERRIDE_VAR(T).__VA_ARGS__,
#define __EV_DEFAULT_INTERNAL(T) (*(T*)TypeData(T).default_val)
#define EV_DEFAULT(T, ...) EV_VA_OPT_ELSE(__VA_ARGS__) \

40
tostr_test.c Normal file
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@@ -0,0 +1,40 @@
#include <stdio.h>
#include "ev_types.h"
#include "ev_numeric.h"
typedef struct {
char *name;
int age;
char *desc;
} Person;
DEFINE_TOSTR_FUNCTION(Person, PERSON_PRINT)
{
sprintf(out, "%s:\n\tage: %d\n\tdesc: %s", self->name, self->age, self->desc);
}
TYPEDATA_GEN(Person,
TOSTR(PERSON_PRINT),
DEFAULT(
.name = "sisyphus",
.age = 9999,
.desc = "One can only imagine him happy"
),
INVALID(
.name = NULL,
.age = -1,
.desc = NULL
)
);
int main()
{
puts("");
char out[256] = {};
Person sisyphue = EV_DEFAULT(Person);
EV_TOSTR(Person)(&sisyphue, out);
puts(out);
return 0;
}