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#pragma once
#include <stddef.h> /* size_t */
#include <stdio.h> /* FILE */
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
CSV_ERR_OK = 0,
CSV_ERR_OUT_OF_MEMORY = -1,
CSV_ERR_OUT_OF_RANGE = -2,
CSV_ERR_IO_READ = -3,
CSV_ERR_IO_WRITE = -4
} csv_err_t;
typedef struct {
int field_delimiter;
int field_separator;
void (*cb_error)(csv_err_t, void *);
void *cb_error_arg;
void *(*cb_allocate)(size_t, size_t, void *);
void *(*cb_reallocate)(void *, size_t, size_t, void *);
void (*cb_free)(void *, size_t, size_t, void *);
void *cb_memory_arg;
} csv_options_t;
extern const csv_options_t csv_default_options;
typedef struct {
char *str;
int cap, pos;
} csv_string_t;
typedef struct {
int *fields;
int cap, pos;
} csv_field_t;
typedef struct {
const csv_options_t *csv_options;
csv_string_t csv_string;
csv_field_t csv_field;
} csv_t;
/* initialization */
void csv_init(csv_t *csv);
void csv_init_opt(csv_t *csv, const csv_options_t *const csv_options);
/* cleanup after error */
void csv_cleanup(csv_t *csv);
/* read */
int csv_read(csv_t *csv, FILE *in);
/* field access */
int csv_nfields(const csv_t *const csv);
const char *csv_field(const csv_t *const csv, int idx);
/* write */
void csv_write(FILE *out, const csv_t *const csv);
void csv_write_ex(FILE *out, int n, const char *fields[], const csv_options_t *const csv_options);
/* error handling */
const char *csv_err_str(csv_err_t csv_err);
#ifdef __cplusplus
}
#endif
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