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Print ascii in printhex too

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This commit is contained in:
Matt Johnston 2020-10-26 22:51:44 +08:00
parent 4e8a1da551
commit acd6a22a0c
1 changed files with 26 additions and 9 deletions
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31
dbutil.c
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@ -385,20 +385,37 @@ void run_shell_command(const char* cmd, unsigned int maxfd, char* usershell) {
#if DEBUG_TRACE
void printhex(const char * label, const unsigned char * buf, int len) {
int i;
int i, j;
fprintf(stderr, "%s\n", label);
for (i = 0; i < len; i++) {
fprintf(stderr, "%02x", buf[i]);
if (i % 16 == 15) {
fprintf(stderr, "\n");
/* for each 16 byte line */
for (j = 0; j < len; j += 16) {
const int linelen = MIN(16, len - j);
/* print hex digits */
for (i = 0; i < 16; i++) {
if (i < linelen) {
fprintf(stderr, "%02x", buf[j+i]);
} else {
fprintf(stderr, " ");
}
else if (i % 2 == 1) {
// separator between pairs
if (i % 2 ==1) {
fprintf(stderr, " ");
}
}
/* print characters */
fprintf(stderr, " ");
for (i = 0; i < linelen; i++) {
char c = buf[j+i];
if (!isprint(c)) {
c = '.';
}
fputc(c, stderr);
}
fprintf(stderr, "\n");
}
}
void printmpint(const char *label, mp_int *mp) {