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02c80a60b0
This should help us to move parsing that is not XML related to other files, hopefully making the code cleaner. Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#ifndef MEMBUFFER_H
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#define MEMBUFFER_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <ctype.h>
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#include "units.h"
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struct membuffer {
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unsigned int len, alloc;
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char *buffer;
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};
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#ifdef __GNUC__
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#define __printf(x, y) __attribute__((__format__(__printf__, x, y)))
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#else
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#define __printf(x, y)
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#endif
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extern char *detach_buffer(struct membuffer *b);
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extern void free_buffer(struct membuffer *);
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extern void flush_buffer(struct membuffer *, FILE *);
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extern void put_bytes(struct membuffer *, const char *, int);
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extern void put_string(struct membuffer *, const char *);
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extern void put_quoted(struct membuffer *, const char *, int, int);
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extern void strip_mb(struct membuffer *);
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extern const char *mb_cstring(struct membuffer *);
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extern __printf(2, 0) void put_vformat(struct membuffer *, const char *, va_list);
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extern __printf(2, 3) void put_format(struct membuffer *, const char *fmt, ...);
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extern __printf(2, 0) char *add_to_string_va(const char *old, const char *fmt, va_list args);
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extern __printf(2, 3) char *add_to_string(const char *old, const char *fmt, ...);
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/* Helpers that use membuffers internally */
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extern __printf(1, 0) char *vformat_string(const char *, va_list);
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extern __printf(1, 2) char *format_string(const char *, ...);
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/* Output one of our "milli" values with type and pre/post data */
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extern void put_milli(struct membuffer *, const char *, int, const char *);
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/*
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* Helper functions for showing particular types. If the type
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* is empty, nothing is done, and the function returns false.
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* Otherwise, it returns true.
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*
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* The two "const char *" at the end are pre/post data.
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*
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* The reason for the pre/post data is so that you can easily
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* prepend and append a string without having to test whether the
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* type is empty. So
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*
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* put_temperature(b, temp, "Temp=", " C\n");
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*
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* writes nothing to the buffer if there is no temperature data,
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* but otherwise would a string that looks something like
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*
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* "Temp=28.1 C\n"
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*
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* to the memory buffer (typically the post/pre will be some XML
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* pattern and unit string or whatever).
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*/
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extern void put_temperature(struct membuffer *, temperature_t, const char *, const char *);
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extern void put_depth(struct membuffer *, depth_t, const char *, const char *);
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extern void put_duration(struct membuffer *, duration_t, const char *, const char *);
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extern void put_pressure(struct membuffer *, pressure_t, const char *, const char *);
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extern void put_salinity(struct membuffer *, int, const char *, const char *);
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extern void put_degrees(struct membuffer *b, degrees_t value, const char *, const char *);
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#ifdef __cplusplus
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}
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#endif
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#endif
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