当前仅显示指定条件回帖 [ 展开查看全部 ]
文件名称:
netdb-h.md
所在目录:
Openharmony v1.0 / docs / docs-en / api / api-SmartVision-Devices
文件大小:
6.80 KB
下载地址:
文本预览:
# netdb.h
## **Overview**
**Related Modules:**
[NET](net.md)
**Description:**
Provides functions and data structures related to network operations. For example, you can use the functions to send and receive network data, manage network addresses, and convert bytes.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Data Structures
## Macros
## Functions
## **Overview**
**Related Modules:**
[NET](net.md)
**Description:**
Provides functions and data structures related to network operations. For example, you can use the functions to send and receive network data, manage network addresses, and convert bytes.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Data Structures
Describes the host name and address information. |
## Macros
h_addr h_addr_list[0] | Defines the first address in h_addr_list for backward compatibility. |
## Functions
setprotoent (int stayopen) | Opens a connection to the database and sets the next entry to the first entry. |
getprotoent (void) | Retrieves the current protocol information. |
getprotobyname (const char *name) | Retrieves the information about a specified protocol. |
getprotobynumber (int num) | Retrieves the information about a protocol with the specified number. |
herror (const char *msg) | |
hstrerror (int ecode) | Retrieves error information associated with the specified error number. |
点赞
回复
X