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    Subject[RFC v3 09/10] snet: introduce snet_utils
    Date
    This patch provides helper functions for other subsystems

    Signed-off-by: Samir Bellabes <sam@synack.fr>
    ---
    security/snet/snet_utils.c | 38 ++++++++++++++++++++++++++++++++++++++
    security/snet/snet_utils.h | 9 +++++++++
    2 files changed, 47 insertions(+), 0 deletions(-)
    create mode 100644 security/snet/snet_utils.c
    create mode 100644 security/snet/snet_utils.h

    diff --git a/security/snet/snet_utils.c b/security/snet/snet_utils.c
    new file mode 100644
    index 0000000..e9178d7
    --- /dev/null
    +++ b/security/snet/snet_utils.c
    @@ -0,0 +1,38 @@
    +#include <linux/types.h>
    +#include <linux/snet.h>
    +
    +const char *snet_verdict_name(const enum snet_verdict cmd)
    +{
    + static const char *const verdict_name[] = {
    + [SNET_VERDICT_GRANT] = "Grant",
    + [SNET_VERDICT_DENY] = "Deny",
    + [SNET_VERDICT_PENDING] = "Pending",
    + [SNET_VERDICT_NONE] = "None",
    + };
    +
    + if (cmd >= SNET_NR_VERDICT_TYPES)
    + return "INVALID";
    + else
    + return verdict_name[cmd];
    +}
    +
    +const char *snet_syscall_name(const enum snet_syscall sys)
    +{
    + static const char *const syscall_name[] = {
    + [SNET_SOCKET_CREATE] = "Create",
    + [SNET_SOCKET_BIND] = "Bind",
    + [SNET_SOCKET_CONNECT] = "Connect",
    + [SNET_SOCKET_LISTEN] = "Listen",
    + [SNET_SOCKET_ACCEPT] = "Accept",
    + [SNET_SOCKET_POST_ACCEPT] = "Post Accept",
    + [SNET_SOCKET_SENDMSG] = "Sendmsg",
    + [SNET_SOCKET_RECVMSG] = "Recvmsg",
    + [SNET_SOCKET_SOCK_RCV_SKB] = "Sock Rcv Skb",
    + [SNET_SOCKET_CLOSE] = "Close",
    + };
    +
    + if (sys >= SNET_NR_SOCKET_TYPES)
    + return "INVALID";
    + else
    + return syscall_name[sys];
    +}
    diff --git a/security/snet/snet_utils.h b/security/snet/snet_utils.h
    new file mode 100644
    index 0000000..01e515f
    --- /dev/null
    +++ b/security/snet/snet_utils.h
    @@ -0,0 +1,9 @@
    +#ifndef _SNET_UTILS_H
    +#define _SNET_UTILS_H
    +
    +#include <linux/skbuff.h>
    +
    +const char *snet_verdict_name(const enum snet_verdict cmd);
    +const char *snet_syscall_name(const enum snet_syscall sys);
    +
    +#endif /* _SNET_UTILS_H */
    --
    1.7.4.1


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