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mprintf: provide hex digits for escape.c to use

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Since they need the exact same set, use the same set. The mprintf string
was longer than it had to be.

Closes #17311
This commit is contained in:
Daniel Stenberg 2025-05-11 14:56:16 +02:00
parent 1eb3928db6
commit f862f863bf
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GPG key ID: 5CC908FDB71E12C2
3 changed files with 13 additions and 8 deletions
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11
lib/mprintf.c
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@ -64,10 +64,10 @@
#endif
/* Lower-case digits. */
static const char lower_digits[] = "0123456789abcdefghijklmnopqrstuvwxyz";
const unsigned char Curl_ldigits[] = "0123456789abcdef";
/* Upper-case digits. */
static const char upper_digits[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
const unsigned char Curl_udigits[] = "0123456789ABCDEF";
#define OUTCHAR(x) \
do { \
@ -645,7 +645,7 @@ static int formatf(
va_list ap_save) /* list of parameters */
{
static const char nilstr[] = "(nil)";
const char *digits = lower_digits; /* Base-36 digits for numbers. */
const unsigned char *digits = Curl_ldigits;
int done = 0; /* number of characters written */
int i;
int ocount = 0; /* number of output segments */
@ -748,7 +748,7 @@ static int formatf(
}
else if(flags & FLAGS_HEX) {
/* Hexadecimal unsigned integer */
digits = (flags & FLAGS_UPPER) ? upper_digits : lower_digits;
digits = (flags & FLAGS_UPPER) ? Curl_udigits : Curl_ldigits;
base = 16;
is_neg = FALSE;
}
@ -777,6 +777,7 @@ number:
/* Put the number in WORK. */
w = workend;
DEBUGASSERT(base <= 16);
switch(base) {
case 10:
while(num > 0) {
@ -894,7 +895,7 @@ number:
if(iptr->val.ptr) {
/* If the pointer is not NULL, write it as a %#x spec. */
base = 16;
digits = (flags & FLAGS_UPPER) ? upper_digits : lower_digits;
digits = (flags & FLAGS_UPPER) ? Curl_udigits : Curl_ldigits;
is_alt = TRUE;
num = (size_t) iptr->val.ptr;
is_neg = FALSE;