Date: Thu, 28 May 2009 11:09:52 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 162936 for review Message-ID: <200905281109.n4SB9qpR003494@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=162936 Change 162936 by hselasky@hselasky_laptop001 on 2009/05/28 11:09:46 LibUSB: Add missing function required by isochronous operation. Affected files ... .. //depot/projects/usb/src/lib/libusb/libusb.3#11 edit .. //depot/projects/usb/src/lib/libusb/libusb20.c#3 edit .. //depot/projects/usb/src/lib/libusb/libusb20.h#3 edit Differences ... ==== //depot/projects/usb/src/lib/libusb/libusb.3#11 (text+ko) ==== @@ -78,6 +78,8 @@ .Fn libusb20_tr_set_callback "struct libusb20_transfer *xfer" "libusb20_tr_callback_t *cb" .Ft void .Fn libusb20_tr_set_flags "struct libusb20_transfer *xfer" "uint8_t flags" +.Ft uint32_t +.Fn libusb20_tr_get_length "struct libusb20_transfer *xfer" "uint16_t fr_index" .Ft void .Fn libusb20_tr_set_length "struct libusb20_transfer *xfer" "uint32_t length" "uint16_t fr_index" .Ft void @@ -383,8 +385,14 @@ . .Pp . +.Fn libusb20_tr_get_length +returns the length of the given USB frame by index. +After an USB transfer is complete the USB frame length will get updated to the actual transferred length. +. +.Pp +. .Fn libusb20_tr_set_length -sets the length of a given USB transfer and frame index. +sets the length of the given USB frame by index. . .Pp . ==== //depot/projects/usb/src/lib/libusb/libusb20.c#3 (text+ko) ==== @@ -319,6 +319,12 @@ return; } +uint32_t +libusb20_tr_get_length(struct libusb20_transfer *xfer, uint16_t frIndex) +{ + return (xfer->pLength[frIndex]); +} + void libusb20_tr_set_length(struct libusb20_transfer *xfer, uint32_t length, uint16_t frIndex) { ==== //depot/projects/usb/src/lib/libusb/libusb20.h#3 (text+ko) ==== @@ -216,6 +216,7 @@ void libusb20_tr_set_buffer(struct libusb20_transfer *xfer, void *buffer, uint16_t fr_index); void libusb20_tr_set_callback(struct libusb20_transfer *xfer, libusb20_tr_callback_t *cb); void libusb20_tr_set_flags(struct libusb20_transfer *xfer, uint8_t flags); +uint32_t libusb20_tr_get_length(struct libusb20_transfer *xfer, uint16_t fr_index); void libusb20_tr_set_length(struct libusb20_transfer *xfer, uint32_t length, uint16_t fr_index); void libusb20_tr_set_priv_sc0(struct libusb20_transfer *xfer, void *sc0); void libusb20_tr_set_priv_sc1(struct libusb20_transfer *xfer, void *sc1);
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