From c5cd4fad09af1c68d07c7d93608a18b8261d4a4e Mon Sep 17 00:00:00 2001 From: Mathieu Othacehe Date: Mon, 10 Apr 2017 19:18:12 +0200 Subject: syscalls: Use define-as-needed for network-interface syscalls. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * guix/build/syscalls.scm (network-interface-flags): Use define-as-needed macro and remove from export list. (set-network-interface-flags): Ditto. (set-network-interface-address): Ditto. (IFF_UP, IFF_BROADCAST and IFF_LOOPBACK): Ditto. Signed-off-by: Ludovic Courtès --- guix/build/syscalls.scm | 22 ++++++++-------------- 1 file changed, 8 insertions(+), 14 deletions(-) (limited to 'guix') diff --git a/guix/build/syscalls.scm b/guix/build/syscalls.scm index 79a0da7c54..d1f3cd65c4 100644 --- a/guix/build/syscalls.scm +++ b/guix/build/syscalls.scm @@ -82,17 +82,11 @@ (define-module (guix build syscalls) PF_PACKET AF_PACKET - IFF_UP - IFF_BROADCAST - IFF_LOOPBACK all-network-interface-names network-interface-names - network-interface-flags network-interface-netmask loopback-network-interface? network-interface-address - set-network-interface-flags - set-network-interface-address set-network-interface-netmask set-network-interface-up configure-network-interface @@ -920,9 +914,9 @@ (define SIOCDELRT ;; Flags and constants from . -(define IFF_UP #x1) ;Interface is up -(define IFF_BROADCAST #x2) ;Broadcast address valid. -(define IFF_LOOPBACK #x8) ;Is a loopback net. +(define-as-needed IFF_UP #x1) ;Interface is up +(define-as-needed IFF_BROADCAST #x2) ;Broadcast address valid. +(define-as-needed IFF_LOOPBACK #x8) ;Is a loopback net. (define IF_NAMESIZE 16) ;maximum interface name size @@ -1069,7 +1063,7 @@ (define (all-network-interface-names) (else (loop interfaces)))))))) -(define (network-interface-flags socket name) +(define-as-needed (network-interface-flags socket name) "Return a number that is the bit-wise or of 'IFF*' flags for network interface NAME." (let ((req (make-bytevector ifreq-struct-size))) @@ -1080,8 +1074,8 @@ (define (network-interface-flags socket name) (bytevector->pointer req)))) (if (zero? ret) - ;; The 'ifr_flags' field is IF_NAMESIZE bytes after the beginning of - ;; 'struct ifreq', and it's a short int. + ;; The 'ifr_flags' field is IF_NAMESIZE bytes after the + ;; beginning of 'struct ifreq', and it's a short int. (bytevector-sint-ref req IF_NAMESIZE (native-endianness) (sizeof short)) @@ -1097,7 +1091,7 @@ (define (loopback-network-interface? name) (close-port sock) (not (zero? (logand flags IFF_LOOPBACK))))) -(define (set-network-interface-flags socket name flags) +(define-as-needed (set-network-interface-flags socket name flags) "Set the flag of network interface NAME to FLAGS." (let ((req (make-bytevector ifreq-struct-size))) (bytevector-copy! (string->utf8 name) 0 req 0 @@ -1114,7 +1108,7 @@ (define (set-network-interface-flags socket name flags) (list name (strerror err)) (list err)))))) -(define (set-network-interface-address socket name sockaddr) +(define-as-needed (set-network-interface-address socket name sockaddr) "Set the address of network interface NAME to SOCKADDR." (let ((req (make-bytevector ifreq-struct-size))) (bytevector-copy! (string->utf8 name) 0 req 0 -- cgit v1.2.3