45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <sys/types.h>
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#include <sys/uio.h>
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#include "macro.h"
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#include "memory-util.h"
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struct iovec_wrapper {
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struct iovec *iovec;
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size_t count;
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};
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struct iovec_wrapper *iovw_new(void);
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struct iovec_wrapper *iovw_free(struct iovec_wrapper *iovw);
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struct iovec_wrapper *iovw_free_free(struct iovec_wrapper *iovw);
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DEFINE_TRIVIAL_CLEANUP_FUNC(struct iovec_wrapper*, iovw_free_free);
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void iovw_done_free(struct iovec_wrapper *iovw);
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void iovw_done(struct iovec_wrapper *iovw);
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int iovw_put(struct iovec_wrapper *iovw, void *data, size_t len);
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static inline int iovw_consume(struct iovec_wrapper *iovw, void *data, size_t len) {
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/* Move data into iovw or free on error */
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int r;
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r = iovw_put(iovw, data, len);
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if (r < 0)
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free(data);
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return r;
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}
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static inline bool iovw_isempty(const struct iovec_wrapper *iovw) {
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return !iovw || iovw->count == 0;
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}
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int iovw_put_string_field(struct iovec_wrapper *iovw, const char *field, const char *value);
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int iovw_put_string_field_free(struct iovec_wrapper *iovw, const char *field, char *value);
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void iovw_rebase(struct iovec_wrapper *iovw, void *old, void *new);
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size_t iovw_size(const struct iovec_wrapper *iovw);
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int iovw_append(struct iovec_wrapper *target, const struct iovec_wrapper *source);
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