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45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
#ifndef FS_UTIL_H
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#define FS_UTIL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <stdlib.h>
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#include <gint/hardware.h>
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#include <errno.h>
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#define ENOTSUP_IF_NOT_FUGUE(rc) \
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if(gint[HWFS] != HWFS_FUGUE) { errno = ENOTSUP; return (rc); }
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/* Translate common BFile error codes to errno values. */
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extern int bfile_error_to_errno(int bfile_error_code);
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/* TODO: These functions do not actually translate special characters between
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encodings, they simply strip them. */
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/* Length of UTF-8 string _as copied by utf8_to_fc functions_ */
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size_t utf8_len(char const *utf8);
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/* Length of FONTCHARACTER string _as copied by fc_to_utf8 functions_ */
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size_t fc_len(uint16_t const *fc);
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/* Convert UTF-8 to FONTCHARACTER; outputs fc_len characters with padding. If
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fc[fc_len-1] is not 0 after the call, then fc is too short. */
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extern void utf8_to_fc(uint16_t *fc, char const *utf8, size_t fc_len);
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/* Same in the other direction. */
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extern void fc_to_utf8(char *utf8, uint16_t const *fc, size_t utf8_len);
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/* Same as utf8_to_fc() but allocates a string with malloc(). */
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extern uint16_t *utf8_to_fc_alloc(uint16_t *prefix, char const *utf8,
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uint16_t *suffix);
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/* Same as fc_to_utf8() but allocates a string with malloc(). */
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extern char *fc_to_utf8_alloc(uint16_t const *fc);
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#ifdef __cplusplus
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}
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#endif
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#endif /* FS_UTIL_H */
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