libssh2\_init(3) libssh2 libssh2\_init(3)

# [NAME](#NAME)

libssh2\_init - global library initialization

# [SYNOPSIS](#SYNOPSIS)

```
#include <libssh2.h>
#define LIBSSH2_INIT_NO_CRYPTO 0x0001
int
libssh2_init(int flags);
```

# [DESCRIPTION](#DESCRIPTION)

Initialize the libssh2 functions. This typically initialize the crypto library. It uses a global state, and is not thread safe -- you must make sure this function is not called concurrently.

# [RETURN VALUE](#RETURN_VALUE)

Returns 0 if succeeded, or a negative value for error.

# [AVAILABILITY](#AVAILABILITY)

Added in libssh2 1.2.5

# [SEE ALSO](#SEE_ALSO)

[**libssh2\_exit(3)**](/man/os/libssh2/libssh2_exit.3)

19 Mar 2010 libssh2

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Document: libssh2_init(3) from libssh2 1.11.1-r10 (Chainguard OS)
Source: https://github.com/libssh2/libssh2.git