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linux-next/tools/perf/util/print_binary.c
Ingo Molnar 15bcdc9477 Merge branch 'linus' into perf/core, to fix conflicts
Conflicts:
	tools/perf/arch/arm/annotate/instructions.c
	tools/perf/arch/arm64/annotate/instructions.c
	tools/perf/arch/powerpc/annotate/instructions.c
	tools/perf/arch/s390/annotate/instructions.c
	tools/perf/arch/x86/tests/intel-cqm.c
	tools/perf/ui/tui/progress.c
	tools/perf/util/zlib.c

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-11-07 10:30:18 +01:00

59 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include "print_binary.h"
#include <linux/log2.h>
#include "sane_ctype.h"
int binary__fprintf(unsigned char *data, size_t len,
size_t bytes_per_line, binary__fprintf_t printer,
void *extra, FILE *fp)
{
size_t i, j, mask;
int printed = 0;
if (!printer)
return 0;
bytes_per_line = roundup_pow_of_two(bytes_per_line);
mask = bytes_per_line - 1;
printed += printer(BINARY_PRINT_DATA_BEGIN, 0, extra, fp);
for (i = 0; i < len; i++) {
if ((i & mask) == 0) {
printed += printer(BINARY_PRINT_LINE_BEGIN, -1, extra, fp);
printed += printer(BINARY_PRINT_ADDR, i, extra, fp);
}
printed += printer(BINARY_PRINT_NUM_DATA, data[i], extra, fp);
if (((i & mask) == mask) || i == len - 1) {
for (j = 0; j < mask-(i & mask); j++)
printed += printer(BINARY_PRINT_NUM_PAD, -1, extra, fp);
printer(BINARY_PRINT_SEP, i, extra, fp);
for (j = i & ~mask; j <= i; j++)
printed += printer(BINARY_PRINT_CHAR_DATA, data[j], extra, fp);
for (j = 0; j < mask-(i & mask); j++)
printed += printer(BINARY_PRINT_CHAR_PAD, i, extra, fp);
printed += printer(BINARY_PRINT_LINE_END, -1, extra, fp);
}
}
printed += printer(BINARY_PRINT_DATA_END, -1, extra, fp);
return printed;
}
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;
}