rte_string_fns.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2010-2019 Intel Corporation
 */

#ifndef _RTE_STRING_FNS_H_
#define _RTE_STRING_FNS_H_

#include <ctype.h>
#include <stdio.h>
#include <string.h>

#include <rte_common.h>
#include <rte_compat.h>

#ifdef __cplusplus
extern "C" {
#endif

int
rte_strsplit(char *string, int stringlen,
             char **tokens, int maxtokens, char delim);

static inline size_t
rte_strlcpy(char *dst, const char *src, size_t size)
{
    return (size_t)snprintf(dst, size, "%s", src);
}

static inline size_t
rte_strlcat(char *dst, const char *src, size_t size)
{
    size_t l = strnlen(dst, size);
    if (l < size)
        return l + rte_strlcpy(&dst[l], src, size - l);
    return l + strlen(src);
}

#ifdef __cplusplus
}
#endif

/* pull in a strlcpy function */
#ifdef RTE_EXEC_ENV_FREEBSD
#ifndef __BSD_VISIBLE /* non-standard functions are hidden */
#define strlcpy(dst, src, size) rte_strlcpy(dst, src, size)
#define strlcat(dst, src, size) rte_strlcat(dst, src, size)
#endif

#else /* non-BSD platforms */
#ifdef RTE_USE_LIBBSD
#include <bsd/string.h>

#else /* no BSD header files, create own */
#define strlcpy(dst, src, size) rte_strlcpy(dst, src, size)
#define strlcat(dst, src, size) rte_strlcat(dst, src, size)

#endif /* RTE_USE_LIBBSD */
#endif /* FREEBSD */

#ifdef __cplusplus
extern "C" {
#endif

ssize_t
rte_strscpy(char *dst, const char *src, size_t dsize);

__rte_experimental
static inline const char *
rte_str_skip_leading_spaces(const char *src)
{
    const char *p = src;

    while (isspace(*p))
        p++;

    return p;
}

#ifdef __cplusplus
}
#endif

#endif /* RTE_STRING_FNS_H */