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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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7
bdk/utils/util.c
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@ -102,8 +102,9 @@ u64 sqrt64(u64 num)
return square_root;
}
#define TLONG_MAX ((long)(((unsigned long)(~0L)) >> 1))
#define TLONG_MIN ((long)(~TLONG_MAX))
#define TULONG_MAX ((unsigned long)((unsigned long)(~0L)))
#define TLONG_MAX ((long)(((unsigned long)(~0L)) >> 1))
#define TLONG_MIN ((long)(~TLONG_MAX))
#define ISSPACE(ch) ((ch >= '\t' && ch <= '\r') || (ch == ' '))
#define ISDIGIT(ch) ( ch >= '0' && ch <= '9' )
#define ISALPHA(ch) ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z'))
@ -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
* 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;
cutoff /= (unsigned long)base;
for (acc = 0, any = 0;; c = *s++) {