eng33
301 lines
11 KiB
C
301 lines
11 KiB
C
/*
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* Copyright (c) Hisilicon Technologies Co., Ltd. 2018-2021. All rights reserved.
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* Description: A parameter is added to the security C APIs based on the standard C interface, that is, the upper
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* limit of the write operation address space to prevent out-of-bounds write.
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* Author: Hisilicon
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* Create: 2018-08-04
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*/
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/**
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* @defgroup iot_secure_c Secure C library APIs
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* @ingroup iot_secure
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*/
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#ifndef __HI_STDLIB_H__
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#define __HI_STDLIB_H__
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#include <hi_types_base.h>
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HI_START_HEADER
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#ifndef EOK
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#define EOK 0
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#endif
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#ifndef errno_t
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typedef int errno_t;
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#endif
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#ifndef size_t
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typedef unsigned int size_t;
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#endif
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/**
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* @ingroup iot_secure_c
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* @brief Copies the source string to the destination buffer.CNcomment:复制源字符串到目的缓冲区。CNend
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*
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* @par 描述: Copies the source string to the destination buffer.
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CNcomment:复制源字符串到目的缓冲区。CNend
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*
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* @attention None
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*
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* @param dest [OUT] type #char *, Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t, Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param src [IN] type #const #char *, Source buffer.CNcomment:源缓冲区。CNend
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*
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* @retval #EOK Success
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* @retval #Other Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern errno_t strcpy_s(char *dest, size_t dest_max, const char *src);
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/**
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* @ingroup iot_secure_c
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* @brief Copies the source string of a specified length to the destination buffer.
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CNcomment:复制指定长度源字符串到目的缓冲区。CNend
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*
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* @par 描述:Copies the source string of a specified length to the destination buffer.
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CNcomment:复制指定长度源字符串到目的缓冲区。CNend
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* @attention None
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*
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* @param dest [IN] type #char *, Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t, Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param src [IN] type #const #char *, Source buffer.CNcomment:源缓冲区。CNend
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* @param count [IN] type #size_t, Number of characters copied from the source buffer.
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CNcomment:从源缓冲区中复制的字符数。CNend
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*
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* @retval #EOK Success
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* @retval #Other Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern errno_t strncpy_s(char *dest, size_t dest_max, const char *src, size_t count);
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/**
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* @ingroup iot_secure_c
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* @brief Concatenates the source string to the end of the destination string.
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CNcomment:将源字符串连接到目的字符串后面CNend
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*
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* @par 描述:Concatenates the source string to the end of the destination string.
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CNcomment:将源字符串连接到目的字符串后面。CNend
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* @attention None
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*
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* @param dest [IN] type #char *, Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t, Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param src [IN] type #const #char *, Source buffer.CNcomment:源缓冲区。CNend
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*
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* @retval #EOK Success
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* @retval #Other Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern errno_t strcat_s(char *dest, size_t dest_max, const char *src);
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/**
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* @ingroup iot_secure_c
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* @brief Concatenates the source string of a specified length to the end of the destination string.
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CNcomment:将指定长度的源字符串连接到目的字符串后面。CNend
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*
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* @par 描述: Concatenates the source string of a specified length to the end of the destination string.
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CNcomment:将指定长度的源字符串连接到目的字符串后面。CNend
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* @attention None
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*
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* @param dest [IN] type #char *, Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t, Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param src [IN] type #const #char *, Source buffer.CNcomment:源缓冲区。CNend
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* @param count [IN] type #size_t, Number of characters copied from the source buffer.
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CNcomment:从源缓冲区连接的字符数。CNend
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*
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* @retval #EOK Success
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* @retval #Other Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern errno_t strncat_s(char *dest, size_t dest_max, const char *src, size_t count);
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/**
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* @ingroup iot_secure_c
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* @brief Copies the data from the source buffer to the destination buffer.
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CNcomment:复制源缓冲区的数据到目的缓冲区。CNend
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*
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* @par 描述: Copies the data from the source buffer to the destination buffer.
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CNcomment:复制源缓冲区的数据到目的缓冲区。CNend
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* @attention None
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*
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* @param dest [IN] type #char *, Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t, Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param src [IN] type #const #char *, Source buffer.CNcomment:源缓冲区。CNend
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* @param count [IN] type #size_t, Number of characters copied from the source buffer.
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CNcomment:从源缓冲区中复制的字符数。CNend
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*
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* @retval #EOK Success
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* @retval #Other Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern errno_t memcpy_s(void *dest, size_t dest_max, const void *src, size_t count);
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/**
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* @ingroup iot_secure_c
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* @brief Sets the size of the destination buffer to a specific value.
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CNcomment:设置目的缓冲区为特定值。CNend
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*
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* @par 描述: Sets the size of the destination buffer to a specific value.
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CNcomment:设置目的缓冲区为特定值。CNend
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* @attention None
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*
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* @param dest [IN] type #char *, Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t, Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param c [IN] type #const #char *, Source buffer.CNcomment:特定值。CNend
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* @param count [IN] type #size_t, Number of characters copied from the source buffer.
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CNcomment:设置为特定值的字符数。CNend
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*
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* @retval #EOK Success
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* @retval #Other Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern errno_t memset_s(void *dest, size_t dest_max, int c, size_t count);
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/**
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* @ingroup iot_secure_c
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* @brief Moves the data from the source buffer to the destination buffer.
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CNcomment:移动源缓冲区的数据到目的缓冲区。CNend
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*
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* @par 描述:Moves the data from the source buffer to the destination buffer.
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CNcomment:移动源缓冲区的数据到目的缓冲区。CNend
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* @attention None
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*
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* @param dest [IN] type #char *, Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t, Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param src [IN] type #const #char *, Source buffer.CNcomment:源缓冲区。CNend
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* @param count [IN] type #size_t, Number of characters copied from the source buffer.
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CNcomment:从源缓冲区中移动的字符数。CNend
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*
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* @retval #EOK Success
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* @retval #Other Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern errno_t memmove_s(void *dest, size_t dest_max, const void *src, size_t count);
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/**
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* @ingroup iot_secure_c
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* @brief Splits a string into substrings according to the specified separators.
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CNcomment:将字符串按照指定的分隔符分割成子字符串。CNend
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*
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* @par 描述: Splits a string into substrings according to the specified separators.
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CNcomment:将字符串按照指定的分隔符分割成子字符串。CNend
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* @attention None
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*
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* @param token [IN] type #char *。 String to be split.CNcomment:要分割的字符串。CNend
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* @param delimit [IN] type #const char *。 String separator.CNcomment:字符串分隔符。CNend
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* @param context [IN] type #char* 。Position information after a call to HI_strtok_s is saved.
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CNcomment:保存调用HI_strtok_s后的位置信息。CNend
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*
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* @retval #char* Point to the next token. CNcomment:指向在token中的下一个token。CNend
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* @retval #HI_NULL A specified substring is not found or an error occurs.
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CNcomment:没有找到指定的子字符串或者发生错误。CNend
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern char *strtok_s(char *token, const char *delimit, char **context);
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/**
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* @ingroup iot_secure_c
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* @brief Formats the data and outputs it to the destination buffer.
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CNcomment:将数据格式化输出到目的缓冲区。CNend
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*
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* @par 描述: Formats the data and outputs it to the destination buffer.
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CNcomment:将数据格式化输出到目的缓冲区。CNend
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* @attention None
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*
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* @param dest [OUT] type #char *。 Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t。 Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param format [IN] type #const #char *。 Formatting control string.CNcomment:格式化控制字符串。CNend
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* @param ... [IN] Optional parameter CNcomment:可选参数。CNend
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*
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* @retval #>=0 Return the number of bytes stored in dest, not counting the terminating null character.
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CNcomment:返回存储在dest的字节数，不包括结束符CNend
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* @retval #-1 Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern int sprintf_s(char *dest, size_t dest_max, const char *format, ...);
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/**
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* @ingroup iot_secure_c
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* @brief Formats the data according to a specified length and outputs the data to the destination buffer.
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CNcomment:将数据按照指定长度格式化输出到目的缓冲区。CNend
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*
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* @par 描述: Formats the data according to a specified length and outputs the data to the destination buffer.
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CNcomment:将数据按照指定长度格式化输出到目的缓冲区。CNend
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* @attention None
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*
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* @param dest [OUT] type #char *。 Destination buffer.CNcomment:目的缓冲区。CNend
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* @param dest_max [IN] type #size_t。 Size of the destination buffer.CNcomment:目的缓冲区大小。CNend
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* @param count [IN] type #size_t。 Number of formatted characters to be output to the destination buffer.
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CNcomment:要输出到目的缓冲区的格式化字符个数。CNend
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* @param format [IN] type #const #char *。 Formatting control string.CNcomment:格式化控制字符串。CNend
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* @param ... [IN] Optional parameter CNcomment:可选参数。CNend
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*
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* @retval #>=0 Return the number of bytes stored in dest, not counting the terminating null character.
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CNcomment:返回存储在dest的字节数，不包括结束符CNend
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* @retval #-1 Failure
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*
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* @par 依赖:
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* @li hi_stdlib.h: This file declares the APIs.CNcomment:该接口声明所在的头文件。CNend
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* @see None
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* @since Hi3861_V100R001C00
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*/
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extern int snprintf_s(char *dest, size_t dest_max, size_t count, const char *format, ...);
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/*
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* C库接口
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*/
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extern int memcmp(const void *str1, const void *str2, size_t n);
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extern size_t strlen(const char *src);
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extern int strcmp(const char *str1, const char *str2);
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extern int strncmp(const char *str1, const char *str2, size_t n);
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#if defined(HAVE_PCLINT_CHECK)
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#define UT_CONST const
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#else
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#define UT_CONST
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#endif
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extern unsigned long strtoul(const char *nptr, char **endptr, int base);
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extern UT_CONST char *strstr(const char *str1, const char *str2);
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extern UT_CONST char *strchr(const char *s, int c);
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HI_END_HEADER
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#endif /* __HI_STDLIB_H__ */
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