/* * netsniff-ng - the packet sniffing beast * Copyright 2009 - 2013 Daniel Borkmann. * Subject to the GPL, version 2. */ #include #include #include #include #include #include #include "pcap_io.h" #include "built_in.h" #include "die.h" #include "iosched.h" #include "ioops.h" static ssize_t pcap_rw_write(int fd, pcap_pkthdr_t *phdr, enum pcap_type type, const uint8_t *packet, size_t len) { ssize_t ret, hdrsize = pcap_get_hdr_length(phdr, type), hdrlen = 0; ret = write_or_die(fd, &phdr->raw, hdrsize); if (unlikely(ret != hdrsize)) panic("Failed to write pkt header!\n"); hdrlen = pcap_get_length(phdr, type); if (unlikely(hdrlen != len)) return -EINVAL; ret = write_or_die(fd, packet, hdrlen); if (unlikely(ret != hdrlen)) panic("Failed to write pkt payload!\n"); return hdrsize + hdrlen; } static ssize_t pcap_rw_read(int fd, pcap_pkthdr_t *phdr, enum pcap_type type, uint8_t *packet, size_t len) { ssize_t ret, hdrsize = pcap_get_hdr_length(phdr, type), hdrlen = 0; ret = read_or_die(fd, &phdr->raw, hdrsize); if (unlikely(ret != hdrsize)) return -EIO; hdrlen = pcap_get_length(phdr, type); if (unlikely(hdrlen == 0 || hdrlen > len)) return -EINVAL; ret = read(fd, packet, hdrlen); if (unlikely(ret != hdrlen)) return -EIO; return hdrsize + hdrlen; } static void pcap_rw_init_once(void) { set_ioprio_rt(); } static void pcap_rw_fsync(int fd) { fdatasync(fd); } const struct pcap_file_ops pcap_rw_ops = { .init_once_pcap = pcap_rw_init_once, .pull_fhdr_pcap = pcap_generic_pull_fhdr, .push_fhdr_pcap = pcap_generic_push_fhdr, .read_pcap = pcap_rw_read, .write_pcap = pcap_rw_write, .fsync_pcap = pcap_rw_fsync, }; =nds-private-remove'>logtreecommitdiff
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authorLinus Walleij <linus.walleij@linaro.org>2016-05-02 10:38:04 +0200
committerLinus Walleij <linus.walleij@linaro.org>2016-05-10 14:10:52 +0200
commit35bee33355db8347d5f84caef9d2ddde200b8ba6 (patch)
tree774278b048b8f8dfa8f9ec77c62e848beb1ead7b
parent6cf8440c2b7bf7db3925dfe5419985f19046e5ca (diff)
ARM: u8500_defconfig: update sensor config
The Ux500 is using buffered IIO as the sensors support IRQs. The BH1780 ambient light sensor was added to IIO, so disable the old misc driver and activate the driver in IIO. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat
-rw-r--r--arch/arm/configs/u8500_defconfig3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig