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Signed-off-by: yangyanjun <yangyanjun@huawei.com>
This commit is contained in:
yangyanjun
2022-10-09 16:35:33 +08:00
parent db12d0f7ce
commit 1ef562160f
1 changed files with 22 additions and 20 deletions
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examples/nip_lib.c
+22 -20
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@@ -67,31 +67,33 @@ int32_t nip_get_ifindex(const char *ifname, int *ifindex)
return 0;
}
int nip_addr_fmt(char *addr, struct nip_addr *sap, int addrlen_input)
int nip_addr_fmt(char *addr_str, struct nip_addr *sap, int addrlen_input)
{
unsigned char first_byte;
int addrlen, i;
memset(sap, 0, sizeof(struct nip_addr));
for (i = 0; i < INDEX_MAX; i++) {
/* 0 ~ 9 = 48 ~ 57, '0'构造成 0 = 48 - 48 */
if (addr[i] >= '0' && addr[i] <= '9')
addr[i] = addr[i] - '0';
/* A ~ F = 65 ~ 70, 'A'构造成 10 = 65 - 55 */
else if (addr[i] >= 'A' && addr[i] <= 'F')
addr[i] = addr[i] - STR_FMT_1;
/* a ~ f = 97 ~ 102, 'a'构造成 10 = 97 - 87 */
else if (addr[i] >= 'a' && addr[i] <= 'f')
addr[i] = addr[i] - STR_FMT_2;
else if (addr[i] == 0)
if (addr_str[i] == 0)
break;
printf("Newip addr error: uaddr[%u]=%c.\n", i, addr[i]);
return 1;
/* 0 ~ 9 = 48 ~ 57, '0'构造成 0 = 48 - 48 */
if (addr_str[i] >= '0' && addr_str[i] <= '9') {
addr_str[i] = addr_str[i] - '0';
/* A ~ F = 65 ~ 70, 'A'构造成 10 = 65 - 55 */
} else if (addr_str[i] >= 'A' && addr_str[i] <= 'F') {
addr_str[i] = addr_str[i] - STR_FMT_1;
/* a ~ f = 97 ~ 102, 'a'构造成 10 = 97 - 87 */
} else if (addr_str[i] >= 'a' && addr_str[i] <= 'f') {
addr_str[i] = addr_str[i] - STR_FMT_2;
} else {
printf("Newip addr error: uaddr[%u]=%c.\n", i, addr_str[i]);
return 1;
}
}
first_byte = addr[0] << NIP_ADDR_LEN_4;
first_byte += addr[1];
first_byte = addr_str[0] << NIP_ADDR_LEN_4;
first_byte += addr_str[1];
if (first_byte >= 0x00 && first_byte <= ADDR_FIRST_DC)
addrlen = NIP_ADDR_LEN_1;
else if ((first_byte > ADDR_FIRST_DC && first_byte <= ADDR_FIRST_F0) ||
@@ -117,8 +119,8 @@ int nip_addr_fmt(char *addr, struct nip_addr *sap, int addrlen_input)
printf("*************************************************\n");
printf("Newip addr len=%u\n", addrlen);
for (i = 0; i < addrlen; i++) {
sap->nip_addr_field8[i] = addr[i * INDEX_2] << INDEX_4;
sap->nip_addr_field8[i] += addr[i * INDEX_2 + 1];
sap->nip_addr_field8[i] = addr_str[i * INDEX_2] << INDEX_4;
sap->nip_addr_field8[i] += addr_str[i * INDEX_2 + 1];
printf("%02x ", sap->nip_addr_field8[i]);
}
printf("\n*************************************************\n\n");
@@ -131,7 +133,7 @@ int nip_get_addr(char **args, struct nip_addr *addr)
int ret;
char *sp = *args;
int addrlen_input = 0;
__u8 addr[INDEX_MAX] = {0};
__u8 addr_str[INDEX_MAX] = {0};
while (*sp != '\0') {
addrlen_input += 1;
@@ -143,7 +145,7 @@ int nip_get_addr(char **args, struct nip_addr *addr)
return -1;
}
ret = sscanf(*args, "%s", addr);
return nip_addr_fmt(addr, addr, addrlen_input / ADDR_STR_LEN);
ret = sscanf(*args, "%s", addr_str);
return nip_addr_fmt(addr_str, addr, addrlen_input / ADDR_STR_LEN);
}