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bdk: strtol: support unsigned 32bit hex

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If base is 16 and input is not negative allow unsigned 32bit parsing.

This allows parsing numbers of up to 4294967295 in that case.
This commit is contained in:
CTCaer 2024-01-06 21:55:21 +02:00
parent dab5eb9aa0
commit c7333e710c
1 changed files with 4 additions and 3 deletions
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3
bdk/utils/util.c
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@ -102,6 +102,7 @@ u64 sqrt64(u64 num)
return square_root; return square_root;
} }
#define TULONG_MAX ((unsigned long)((unsigned long)(~0L)))
#define TLONG_MAX ((long)(((unsigned long)(~0L)) >> 1)) #define TLONG_MAX ((long)(((unsigned long)(~0L)) >> 1))
#define TLONG_MIN ((long)(~TLONG_MAX)) #define TLONG_MIN ((long)(~TLONG_MAX))
#define ISSPACE(ch) ((ch >= '\t' && ch <= '\r') || (ch == ' ')) #define ISSPACE(ch) ((ch >= '\t' && ch <= '\r') || (ch == ' '))
@ -162,7 +163,7 @@ long strtol(const char *nptr, char **endptr, register int base)
* Set any if any `digits' consumed; make it negative to indicate * Set any if any `digits' consumed; make it negative to indicate
* overflow. * overflow.
*/ */
cutoff = neg ? -(unsigned long)TLONG_MIN : TLONG_MAX; cutoff = neg ? -(unsigned long)TLONG_MIN : (base == 16 ? TULONG_MAX : TLONG_MAX);
cutlim = cutoff % (unsigned long)base; cutlim = cutoff % (unsigned long)base;
cutoff /= (unsigned long)base; cutoff /= (unsigned long)base;
for (acc = 0, any = 0;; c = *s++) { for (acc = 0, any = 0;; c = *s++) {