DN/Source/Standalone/dn_ini.h

112 lines
3.2 KiB
C

#if !defined(DN_INI_H)
#define DN_INI_H
#include <stdint.h> // uint32_t
#if !defined(DN_INI_Assert)
#include <assert.h>
#define DN_INI_Assert(expr) assert(expr)
#endif
#if !defined(DN_INI_Memset) || !defined(DN_INI_Memcmp) || !defined(DN_INI_Memcpy)
#include <string.h>
#if !defined(DN_INI_Memset)
#define DN_INI_Memset(ptr, val, size) memset(ptr, val, size)
#endif
#if !defined(DN_INI_Memcmp)
#define DN_INI_Memcmp(dest, src, size) memcmp(dest, src, size)
#endif
#if !defined(DN_INI_Memcpy)
#define DN_INI_Memcpy(dest, src, size) memcpy(dest, src, size)
#endif
#endif
typedef enum DN_INITokenType {
DN_INITokenType_Nil,
DN_INITokenType_Section,
DN_INITokenType_Key,
DN_INITokenType_KeyValueSeparator,
DN_INITokenType_MultilineValue,
DN_INITokenType_Value,
DN_INITokenType_Comment,
DN_INITokenType_EndOfStream,
DN_INITokenType_Error,
} DN_INITokenType;
typedef struct DN_INIStr8 {
char *data;
uint32_t size;
} DN_INIStr8;
#if defined(__cplusplus)
#define DN_INIStr8Lit(str) DN_INIStr8{(char *)str, sizeof(str)/sizeof(str[0]) - 1}
#else
#define DN_INIStr8Lit(str) (DN_INIStr8){(char *)str, sizeof(str)/sizeof(str[0]) - 1}
#endif
typedef struct DN_INIToken {
char *data;
DN_INITokenType type;
uint32_t count;
uint32_t next_p;
bool new_line;
// NOTE: Line metadata
DN_INIStr8 error;
uint32_t line;
uint32_t column;
char *line_start;
} DN_INIToken;
typedef struct DN_INITokeniser {
char *data;
char *line_start;
uint32_t count;
uint32_t pos;
DN_INIToken prev_token;
uint32_t line;
uint32_t column;
} DN_INITokeniser;
typedef struct DN_INIKeyValue DN_INIKeyValue;
struct DN_INIKeyValue {
DN_INIStr8 key;
DN_INIStr8 value;
DN_INIKeyValue *next;
};
typedef struct DN_INISection DN_INISection;
struct DN_INISection {
DN_INIStr8 name;
DN_INIKeyValue *first_key_value;
DN_INIKeyValue *last_key_value;
uint32_t key_values_count;
DN_INIToken token;
DN_INISection *next, *parent;
DN_INISection *child_first, *child_last;
};
typedef struct DN_INIParse {
DN_INISection first_section;
uint32_t total_sections_count;
uint32_t total_key_values_count;
DN_INIToken error_token;
uint32_t memory_required;
} DN_INIParse;
DN_INITokeniser DN_INI_TokeniserFromPtr (char const *buf, uint32_t count);
DN_INIToken DN_INI_NextToken (DN_INITokeniser const *tokeniser);
void DN_INI_EatToken (DN_INITokeniser *tokeniser, DN_INIToken token);
DN_INISection * DN_INI_FindSectionStr8 (DN_INISection *section, DN_INIStr8 str8);
DN_INISection * DN_INI_FindSection (DN_INISection *section, char const *name, uint32_t name_size);
DN_INIKeyValue *DN_INI_KeyFromSectionStr8(DN_INISection *section, DN_INIStr8 str8);
DN_INIKeyValue *DN_INI_KeyFromSection (DN_INISection *section, char const *key, uint32_t key_size);
DN_INIParse DN_INI_ParseFromPtr (char const *buf, uint32_t count, char *base, uint32_t base_count);
#if defined(DN_INI_WITH_UNIT_TESTS)
void DN_INI_UnitTests ();
#endif
#endif // !defined(DN_INI_H)