| /* |
| * librd - Rapid Development C library |
| * |
| * Copyright (c) 2012-2013, Magnus Edenhill |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "rdkafka_int.h" |
| #include "rdlog.h" |
| |
| #include <stdarg.h> |
| #include <string.h> |
| #include <ctype.h> |
| |
| |
| |
| |
| void rd_hexdump (FILE *fp, const char *name, const void *ptr, size_t len) { |
| const char *p = (const char *)ptr; |
| size_t of = 0; |
| |
| |
| if (name) |
| fprintf(fp, "%s hexdump (%"PRIusz" bytes):\n", name, len); |
| |
| for (of = 0 ; of < len ; of += 16) { |
| char hexen[16*3+1]; |
| char charen[16+1]; |
| int hof = 0; |
| |
| int cof = 0; |
| unsigned int i; |
| |
| for (i = (unsigned int)of ; i < (unsigned int)of + 16 && i < len ; i++) { |
| hof += rd_snprintf(hexen+hof, sizeof(hexen)-hof, |
| "%02x ", |
| p[i] & 0xff); |
| cof += rd_snprintf(charen+cof, sizeof(charen)-cof, "%c", |
| isprint((int)p[i]) ? p[i] : '.'); |
| } |
| fprintf(fp, "%08zx: %-48s %-16s\n", |
| of, hexen, charen); |
| } |
| } |
| |
| |
| void rd_iov_print (const char *what, int iov_idx, const struct iovec *iov, |
| int hexdump) { |
| printf("%s: iov #%i: %"PRIusz"\n", what, iov_idx, |
| (size_t)iov->iov_len); |
| if (hexdump) |
| rd_hexdump(stdout, what, iov->iov_base, iov->iov_len); |
| } |
| |
| |
| void rd_msghdr_print (const char *what, const struct msghdr *msg, |
| int hexdump) { |
| int i; |
| size_t len = 0; |
| |
| printf("%s: iovlen %"PRIusz"\n", what, (size_t)msg->msg_iovlen); |
| |
| for (i = 0 ; i < (int)msg->msg_iovlen ; i++) { |
| rd_iov_print(what, i, &msg->msg_iov[i], hexdump); |
| len += msg->msg_iov[i].iov_len; |
| } |
| printf("%s: ^ message was %"PRIusz" bytes in total\n", what, len); |
| } |