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Annotation of sys/dev/microcode/uyap/build.c, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: build.c,v 1.3 2005/05/17 18:48:52 jason Exp $ */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 2004 Theo de Raadt <deraadt@openbsd.org>
        !             5:  *
        !             6:  * Permission to use, copy, modify, and distribute this software for any
        !             7:  * purpose with or without fee is hereby granted, provided that the above
        !             8:  * copyright notice and this permission notice appear in all copies.
        !             9:  *
        !            10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !            11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            17:  */
        !            18: #include <sys/types.h>
        !            19: #include <sys/uio.h>
        !            20: #include <fcntl.h>
        !            21: #include <sys/param.h>
        !            22:
        !            23: #include <dev/usb/ezload.h>
        !            24: #include "uyap_firmware.h"
        !            25: #define FILENAME "uyap"
        !            26:
        !            27: int
        !            28: main(int argc, char *argv[])
        !            29: {
        !            30:        const struct ezdata *ptr;
        !            31:        u_int16_t address;
        !            32:        int fd;
        !            33:
        !            34:        printf("creating %s length %d\n", FILENAME, sizeof uyap_firmware);
        !            35:        fd = open(FILENAME, O_WRONLY|O_CREAT|O_TRUNC, 0644);
        !            36:        if (fd == -1)
        !            37:                err(1, "%s", FILENAME);
        !            38:
        !            39:        for (ptr = uyap_firmware; ; ptr++) {
        !            40:                struct iovec iov[3];
        !            41:                u_int8_t length;
        !            42:                ssize_t tlen, rlen;
        !            43:
        !            44:                length = ptr->length;
        !            45:                iov[0].iov_base = &length;
        !            46:                iov[0].iov_len = 1;
        !            47:
        !            48:                address = htole16(ptr->address);
        !            49:                iov[1].iov_base = &address;
        !            50:                iov[1].iov_len = 2;
        !            51:
        !            52:                iov[2].iov_base = ptr->data;
        !            53:                iov[2].iov_len = ptr->length;
        !            54:
        !            55:                tlen = iov[0].iov_len + iov[1].iov_len + iov[2].iov_len;
        !            56:
        !            57:                rlen = writev(fd, iov, 3);
        !            58:                if (rlen == -1)
        !            59:                        err(1, "%s", FILENAME);
        !            60:                if (rlen != tlen)
        !            61:                        err(1, "%s: short write", FILENAME);
        !            62:
        !            63:                if (ptr->length == 0)
        !            64:                        break;
        !            65:        }
        !            66:
        !            67:        return 0;
        !            68: }