diff options
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/ifconfig.c | 14 | ||||
| -rw-r--r-- | networking/interface.c | 82 |
2 files changed, 93 insertions, 3 deletions
diff --git a/networking/ifconfig.c b/networking/ifconfig.c index 9e95533..d021757 100644 --- a/networking/ifconfig.c +++ b/networking/ifconfig.c @@ -220,7 +220,7 @@ static const struct options OptArray[] = { { "netmask", N_ARG, ARG_NETMASK, 0 }, { "broadcast", N_ARG | M_CLR, ARG_BROADCAST, IFF_BROADCAST }, #if ENABLE_FEATURE_IFCONFIG_HW - { "hw", N_ARG, ARG_HW, 0 }, + { "hw", N_ARG, ARG_HW, 0 }, #endif { "pointopoint", N_ARG | M_CLR, ARG_POINTOPOINT, IFF_POINTOPOINT }, #ifdef SIOCSKEEPALIVE @@ -255,6 +255,11 @@ static const struct options OptArray[] = { #if ENABLE_FEATURE_IFCONFIG_HW static int in_ether(const char *bufp, struct sockaddr *sap); +# if ENABLE_FEATURE_HWIB +extern int in_ib(const char *bufp, struct sockaddr *sap); +# else +# define in_ib(a, b) 1 /* fail */ +# endif #endif /* @@ -425,11 +430,14 @@ int ifconfig_main(int argc, char **argv) #if ENABLE_FEATURE_IFCONFIG_HW } else { /* A_CAST_HOST_COPY_IN_ETHER */ /* This is the "hw" arg case. */ - if (strcmp("ether", *argv) || !*++argv) + smalluint hw_class= index_in_substrings("ether\0" + USE_FEATURE_HWIB("infiniband\0"), *argv) + 1; + if (!hw_class || !*++argv) bb_show_usage(); /*safe_strncpy(host, *argv, sizeof(host));*/ host = *argv; - if (in_ether(host, &sa)) + if (hw_class == 1 ? in_ether(host, &sa) + : in_ib(host, &sa)) bb_error_msg_and_die("invalid hw-addr %s", host); p = (char *) &sa; } diff --git a/networking/interface.c b/networking/interface.c index a24ab01..dff6add 100644 --- a/networking/interface.c +++ b/networking/interface.c @@ -36,6 +36,13 @@ #include "inet_common.h" #include "libbb.h" + +#if ENABLE_FEATURE_HWIB +/* #include <linux/if_infiniband.h> */ +#undef INFINIBAND_ALEN +#define INFINIBAND_ALEN 20 +#endif + #if ENABLE_FEATURE_IPV6 # define HAVE_AFINET6 1 #else @@ -805,6 +812,17 @@ static const struct hwtype sit_hwtype = { .suppress_null_addr = 1 }; #endif +#if ENABLE_FEATURE_HWIB +static const struct hwtype ib_hwtype = { + .name = "infiniband", + .title = "InfiniBand", + .type = ARPHRD_INFINIBAND, + .alen = INFINIBAND_ALEN, + .print = UNSPEC_print, + .input = in_ib, +}; +#endif + static const struct hwtype *const hwtypes[] = { &loop_hwtype, @@ -814,6 +832,9 @@ static const struct hwtype *const hwtypes[] = { #if ENABLE_FEATURE_IPV6 &sit_hwtype, #endif +#if ENABLE_FEATURE_HWIB + &ib_hwtype, +#endif NULL }; @@ -1192,6 +1213,67 @@ static int if_print(char *ifname) return res; } +#if ENABLE_FEATURE_HWIB +/* Input an Infiniband address and convert to binary. */ +int in_ib(const char *bufp, struct sockaddr *sap) +{ + unsigned char *ptr; + char c; + const char *orig; + int i; + unsigned val; + + sap->sa_family = ib_hwtype.type; + ptr = sap->sa_data; + + i = 0; + orig = bufp; + while ((*bufp != '\0') && (i < INFINIBAND_ALEN)) { + val = 0; + c = *bufp++; + if (isdigit(c)) + val = c - '0'; + else if (c >= 'a' && c <= 'f') + val = c - 'a' + 10; + else if (c >= 'A' && c <= 'F') + val = c - 'A' + 10; + else { + errno = EINVAL; + return (-1); + } + val <<= 4; + c = *bufp; + if (isdigit(c)) + val |= c - '0'; + else if (c >= 'a' && c <= 'f') + val |= c - 'a' + 10; + else if (c >= 'A' && c <= 'F') + val |= c - 'A' + 10; + else if (c == ':' || c == 0) + val >>= 4; + else { + errno = EINVAL; + return (-1); + } + if (c != 0) + bufp++; + *ptr++ = (unsigned char) (val & 0377); + i++; + + /* We might get a semicolon here - not required. */ + if (*bufp == ':') { + bufp++; + } + } +#ifdef DEBUG +fprintf(stderr, "in_ib(%s): %s\n", orig, UNSPEC_print(sap->sa_data)); +#endif + return (0); +} +#endif + + + int display_interfaces(char *ifname) { int status; |