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Re: [PATCH v2 2/2] util/hexdump: Reorder qemu_hexdump() arguments
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From: |
Edgar E. Iglesias |
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Subject: |
Re: [PATCH v2 2/2] util/hexdump: Reorder qemu_hexdump() arguments |
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Date: |
Fri, 28 Aug 2020 11:13:51 +0200 |
On Sat, Aug 22, 2020 at 08:09:50PM +0200, Philippe Mathieu-Daudé wrote:
> qemu_hexdump()'s pointer to the buffer and length of the
> buffer are closely related arguments but are widely separated
> in the argument list order (also, the format of <stdio.h>
> function prototypes is usually to have the FILE* argument
> coming first).
>
> Reorder the arguments as "fp, prefix, buf, size" which is
> more logical.
>
> Suggested-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
> ---
> include/qemu-common.h | 4 ++--
> hw/dma/xlnx_dpdma.c | 2 +-
> hw/net/fsl_etsec/etsec.c | 2 +-
> hw/net/fsl_etsec/rings.c | 2 +-
> hw/sd/sd.c | 2 +-
> hw/usb/redirect.c | 2 +-
> net/colo-compare.c | 24 ++++++++++++------------
> net/net.c | 2 +-
> util/hexdump.c | 4 ++--
> util/iov.c | 2 +-
> 10 files changed, 23 insertions(+), 23 deletions(-)
>
> diff --git a/include/qemu-common.h b/include/qemu-common.h
> index 6834883822f..9cfd62669bf 100644
> --- a/include/qemu-common.h
> +++ b/include/qemu-common.h
> @@ -138,8 +138,8 @@ int os_parse_cmd_args(int index, const char *optarg);
> * Hexdump a buffer to a file. An optional string prefix is added to every
> line
> */
>
> -void qemu_hexdump(const void *bufptr, FILE *fp,
> - const char *prefix, size_t size);
> +void qemu_hexdump(FILE *fp, const char *prefix,
> + const void *bufptr, size_t size);
>
> /*
> * helper to parse debug environment variables
> diff --git a/hw/dma/xlnx_dpdma.c b/hw/dma/xlnx_dpdma.c
> index d75a8069426..967548abd31 100644
> --- a/hw/dma/xlnx_dpdma.c
> +++ b/hw/dma/xlnx_dpdma.c
> @@ -388,7 +388,7 @@ static void xlnx_dpdma_dump_descriptor(DPDMADescriptor
> *desc)
> {
> if (DEBUG_DPDMA) {
> qemu_log("DUMP DESCRIPTOR:\n");
> - qemu_hexdump(desc, stdout, "", sizeof(DPDMADescriptor));
> + qemu_hexdump(stdout, "", desc, sizeof(DPDMADescriptor));
> }
> }
>
> diff --git a/hw/net/fsl_etsec/etsec.c b/hw/net/fsl_etsec/etsec.c
> index c817a28decd..c5edb25dc9f 100644
> --- a/hw/net/fsl_etsec/etsec.c
> +++ b/hw/net/fsl_etsec/etsec.c
> @@ -357,7 +357,7 @@ static ssize_t etsec_receive(NetClientState *nc,
>
> #if defined(HEX_DUMP)
> fprintf(stderr, "%s receive size:%zd\n", nc->name, size);
> - qemu_hexdump(buf, stderr, "", size);
> + qemu_hexdump(stderr, "", buf, size);
> #endif
> /* Flush is unnecessary as are already in receiving path */
> etsec->need_flush = false;
> diff --git a/hw/net/fsl_etsec/rings.c b/hw/net/fsl_etsec/rings.c
> index 337a55fc957..628648a9c37 100644
> --- a/hw/net/fsl_etsec/rings.c
> +++ b/hw/net/fsl_etsec/rings.c
> @@ -269,7 +269,7 @@ static void process_tx_bd(eTSEC *etsec,
>
> #if defined(HEX_DUMP)
> qemu_log("eTSEC Send packet size:%d\n", etsec->tx_buffer_len);
> - qemu_hexdump(etsec->tx_buffer, stderr, "", etsec->tx_buffer_len);
> + qemu_hexdump(stderr, "", etsec->tx_buffer, etsec->tx_buffer_len);
> #endif /* ETSEC_RING_DEBUG */
>
> if (etsec->first_bd.flags & BD_TX_TOEUN) {
> diff --git a/hw/sd/sd.c b/hw/sd/sd.c
> index 190e4cf1232..6508939b1f4 100644
> --- a/hw/sd/sd.c
> +++ b/hw/sd/sd.c
> @@ -1781,7 +1781,7 @@ send_response:
> }
>
> #ifdef DEBUG_SD
> - qemu_hexdump(response, stderr, "Response", rsplen);
> + qemu_hexdump(stderr, "Response", response, rsplen);
> #endif
>
> return rsplen;
> diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
> index 09edb0d81c0..48f38d33912 100644
> --- a/hw/usb/redirect.c
> +++ b/hw/usb/redirect.c
> @@ -240,7 +240,7 @@ static void usbredir_log_data(USBRedirDevice *dev, const
> char *desc,
> if (dev->debug < usbredirparser_debug_data) {
> return;
> }
> - qemu_hexdump(data, stderr, desc, len);
> + qemu_hexdump(stderr, desc, data, len);
> }
>
> /*
> diff --git a/net/colo-compare.c b/net/colo-compare.c
> index 550272b3baa..4a5ed642e9a 100644
> --- a/net/colo-compare.c
> +++ b/net/colo-compare.c
> @@ -494,10 +494,10 @@ sec:
> g_queue_push_head(&conn->secondary_list, spkt);
>
> if (trace_event_get_state_backends(TRACE_COLO_COMPARE_MISCOMPARE)) {
> - qemu_hexdump(ppkt->data, stderr,
> - "colo-compare ppkt", ppkt->size);
> - qemu_hexdump(spkt->data, stderr,
> - "colo-compare spkt", spkt->size);
> + qemu_hexdump(stderr, "colo-compare ppkt",
> + ppkt->data, ppkt->size);
> + qemu_hexdump(stderr, "colo-compare spkt",
> + spkt->data, spkt->size);
> }
>
> colo_compare_inconsistency_notify(s);
> @@ -535,10 +535,10 @@ static int colo_packet_compare_udp(Packet *spkt, Packet
> *ppkt)
> trace_colo_compare_udp_miscompare("primary pkt size", ppkt->size);
> trace_colo_compare_udp_miscompare("Secondary pkt size", spkt->size);
> if (trace_event_get_state_backends(TRACE_COLO_COMPARE_MISCOMPARE)) {
> - qemu_hexdump(ppkt->data, stderr, "colo-compare pri pkt",
> - ppkt->size);
> - qemu_hexdump(spkt->data, stderr, "colo-compare sec pkt",
> - spkt->size);
> + qemu_hexdump(stderr, "colo-compare pri pkt",
> + ppkt->data, ppkt->size);
> + qemu_hexdump(stderr, "colo-compare sec pkt",
> + spkt->data, spkt->size);
> }
> return -1;
> } else {
> @@ -578,10 +578,10 @@ static int colo_packet_compare_icmp(Packet *spkt,
> Packet *ppkt)
> trace_colo_compare_icmp_miscompare("Secondary pkt size",
> spkt->size);
> if (trace_event_get_state_backends(TRACE_COLO_COMPARE_MISCOMPARE)) {
> - qemu_hexdump(ppkt->data, stderr, "colo-compare pri pkt",
> - ppkt->size);
> - qemu_hexdump(spkt->data, stderr, "colo-compare sec pkt",
> - spkt->size);
> + qemu_hexdump(stderr, "colo-compare pri pkt",
> + ppkt->data, ppkt->size);
> + qemu_hexdump(stderr, "colo-compare sec pkt",
> + spkt->data, spkt->size);
> }
> return -1;
> } else {
> diff --git a/net/net.c b/net/net.c
> index f3e5d533fd7..7a2a0fb5ac6 100644
> --- a/net/net.c
> +++ b/net/net.c
> @@ -636,7 +636,7 @@ static ssize_t
> qemu_send_packet_async_with_flags(NetClientState *sender,
>
> #ifdef DEBUG_NET
> printf("qemu_send_packet_async:\n");
> - qemu_hexdump(buf, stdout, "net", size);
> + qemu_hexdump(stdout, "net", buf, size);
> #endif
>
> if (sender->link_down || !sender->peer) {
> diff --git a/util/hexdump.c b/util/hexdump.c
> index 053f05d4160..0b4662e701d 100644
> --- a/util/hexdump.c
> +++ b/util/hexdump.c
> @@ -16,8 +16,8 @@
> #include "qemu/osdep.h"
> #include "qemu-common.h"
>
> -void qemu_hexdump(const void *bufptr, FILE *fp,
> - const char *prefix, size_t size)
> +void qemu_hexdump(FILE *fp, const char *prefix,
> + const void *bufptr, size_t size)
> {
> const char *buf = bufptr;
> unsigned int b, len, i, c;
> diff --git a/util/iov.c b/util/iov.c
> index 45ef3043eec..ae61d696aae 100644
> --- a/util/iov.c
> +++ b/util/iov.c
> @@ -237,7 +237,7 @@ void iov_hexdump(const struct iovec *iov, const unsigned
> int iov_cnt,
> size = size > limit ? limit : size;
> buf = g_malloc(size);
> iov_to_buf(iov, iov_cnt, 0, buf, size);
> - qemu_hexdump(buf, fp, prefix, size);
> + qemu_hexdump(fp, prefix, buf, size);
> g_free(buf);
> }
>
> --
> 2.26.2
>