Index: fusl/src/network/inet_aton.c |
diff --git a/fusl/src/network/inet_aton.c b/fusl/src/network/inet_aton.c |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0f9a45f66ddee9a0a747be77002208300c692388 |
--- /dev/null |
+++ b/fusl/src/network/inet_aton.c |
@@ -0,0 +1,41 @@ |
+#include <ctype.h> |
+#include <sys/socket.h> |
+#include <netinet/in.h> |
+#include <arpa/inet.h> |
+#include "libc.h" |
+ |
+int __inet_aton(const char *s0, struct in_addr *dest) |
+{ |
+ const char *s = s0; |
+ unsigned char *d = (void *)dest; |
+ unsigned long a[4] = { 0 }; |
+ char *z; |
+ int i; |
+ |
+ for (i=0; i<4; i++) { |
+ a[i] = strtoul(s, &z, 0); |
+ if (z==s || (*z && *z != '.') || !isdigit(*s)) |
+ return 0; |
+ if (!*z) break; |
+ s=z+1; |
+ } |
+ if (i==4) return 0; |
+ switch (i) { |
+ case 0: |
+ a[1] = a[0] & 0xffffff; |
+ a[0] >>= 24; |
+ case 1: |
+ a[2] = a[1] & 0xffff; |
+ a[1] >>= 16; |
+ case 2: |
+ a[3] = a[2] & 0xff; |
+ a[2] >>= 8; |
+ } |
+ for (i=0; i<4; i++) { |
+ if (a[i] > 255) return 0; |
+ d[i] = a[i]; |
+ } |
+ return 1; |
+} |
+ |
+weak_alias(__inet_aton, inet_aton); |