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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-04-17 21:23:22 +0200 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-04-19 18:01:50 +0200 |
commit | fea013928cdcf81fbe0bfbf9e2eed1c7da2d62c2 (patch) | |
tree | 92335965a80f1ceeebdfd6d4b231abbbd117dc85 /tools/perf/util/print_binary.c | |
parent | tools include: Include missing headers for fls() and types in linux/log2.h (diff) | |
download | linux-fea013928cdcf81fbe0bfbf9e2eed1c7da2d62c2.tar.xz linux-fea013928cdcf81fbe0bfbf9e2eed1c7da2d62c2.zip |
perf tools: Move print_binary definitions to separate files
Continuing the split of util.[ch] into more manageable bits.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-5eu367rwcwnvvn7fz09l7xpb@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/print_binary.c')
-rw-r--r-- | tools/perf/util/print_binary.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/tools/perf/util/print_binary.c b/tools/perf/util/print_binary.c new file mode 100644 index 000000000000..e908177b9976 --- /dev/null +++ b/tools/perf/util/print_binary.c @@ -0,0 +1,55 @@ +#include "print_binary.h" +#include <linux/log2.h> +#include "sane_ctype.h" + +void print_binary(unsigned char *data, size_t len, + size_t bytes_per_line, print_binary_t printer, + void *extra) +{ + size_t i, j, mask; + + if (!printer) + return; + + bytes_per_line = roundup_pow_of_two(bytes_per_line); + mask = bytes_per_line - 1; + + printer(BINARY_PRINT_DATA_BEGIN, 0, extra); + for (i = 0; i < len; i++) { + if ((i & mask) == 0) { + printer(BINARY_PRINT_LINE_BEGIN, -1, extra); + printer(BINARY_PRINT_ADDR, i, extra); + } + + printer(BINARY_PRINT_NUM_DATA, data[i], extra); + + if (((i & mask) == mask) || i == len - 1) { + for (j = 0; j < mask-(i & mask); j++) + printer(BINARY_PRINT_NUM_PAD, -1, extra); + + printer(BINARY_PRINT_SEP, i, extra); + for (j = i & ~mask; j <= i; j++) + printer(BINARY_PRINT_CHAR_DATA, data[j], extra); + for (j = 0; j < mask-(i & mask); j++) + printer(BINARY_PRINT_CHAR_PAD, i, extra); + printer(BINARY_PRINT_LINE_END, -1, extra); + } + } + printer(BINARY_PRINT_DATA_END, -1, extra); +} + +int is_printable_array(char *p, unsigned int len) +{ + unsigned int i; + + if (!p || !len || p[len - 1] != 0) + return 0; + + len--; + + for (i = 0; i < len; i++) { + if (!isprint(p[i]) && !isspace(p[i])) + return 0; + } + return 1; +} |