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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2025-04-23 19:44:23 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska@appnovation.com> | 2025-04-23 19:44:23 +0000 |
| commit | 6348137adc2e0d2914339e760dbde1814d44b109 (patch) | |
| tree | 28aa3663d871f37d38e4d0c41fbcd7d9f60a8bc6 /src/libstddjb | |
| parent | 4a4fdf3685a6ebdd9f0ef68896536ba26392c538 (diff) | |
| download | skalibs-6348137adc2e0d2914339e760dbde1814d44b109.tar.gz | |
Add rpath; fix excessive ip4_scan tolerance
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'src/libstddjb')
| -rw-r--r-- | src/libstddjb/ip4_scan.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/src/libstddjb/ip4_scan.c b/src/libstddjb/ip4_scan.c index 19c2cec..fe4a8b6 100644 --- a/src/libstddjb/ip4_scan.c +++ b/src/libstddjb/ip4_scan.c @@ -1,24 +1,22 @@ /* ISC license. */ -#include <skalibs/types.h> +#include <stdint.h> + +#include <skalibs/uint16.h> #include <skalibs/fmtscan.h> size_t ip4_scan (char const *s, char *ip) { size_t len = 0 ; - unsigned int j = 0 ; - for (; j < 4 ; j++) + uint16_t u ; + for (unsigned int j = 0 ; j < 4 ; j++) { - unsigned int u ; - size_t i = uint_scan(s, &u) ; - if (!i) return 0 ; - ip[j] = (char)u ; - s += i ; + size_t i = uint16_scan(s + len, &u) ; + if (!i || u > 0xffu) return 0 ; + ip[j] = u ; len += i ; if (j == 3) break ; - if (*s != '.') return 0 ; - ++s ; - ++len ; + if (s[len++] != '.') return 0 ; } return len ; } |
