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udhcp: s/dhcp_option/dhcp_optflag/g

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-04-04 15:28:49 +02:00
parent 9c0ea86caa
commit c03602baa4
3 changed files with 34 additions and 34 deletions
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40
networking/udhcp/common.c
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@@ -18,7 +18,7 @@ const uint8_t MAC_BCAST_ADDR[6] ALIGN2 = {
* See RFC2132 for more options.
* OPTION_REQ: these options are requested by udhcpc (unless -o).
*/
const struct dhcp_option dhcp_options[] = {
const struct dhcp_optflag dhcp_optflags[] = {
/* flags code */
{ OPTION_IP | OPTION_REQ, 0x01 }, /* DHCP_SUBNET */
{ OPTION_S32 , 0x02 }, /* DHCP_TIME_OFFSET */
@@ -76,7 +76,7 @@ const struct dhcp_option dhcp_options[] = {
* for udhcpc stript, and for setting options for udhcpd via
* "opt OPTION_NAME OPTION_VALUE" directives in udhcpd.conf file.
*/
/* Must match dhcp_options[] order */
/* Must match dhcp_optflags[] order */
const char dhcp_option_strings[] ALIGN1 =
"subnet" "\0" /* DHCP_SUBNET */
"timezone" "\0" /* DHCP_TIME_OFFSET */
@@ -278,9 +278,9 @@ void FAST_FUNC udhcp_add_binary_option(struct dhcp_packet *packet, uint8_t *addo
/* Add an one to four byte option to a packet */
void FAST_FUNC udhcp_add_simple_option(struct dhcp_packet *packet, uint8_t code, uint32_t data)
{
const struct dhcp_option *dh;
const struct dhcp_optflag *dh;
for (dh = dhcp_options; dh->code; dh++) {
for (dh = dhcp_optflags; dh->code; dh++) {
if (dh->code == code) {
uint8_t option[6], len;
@@ -330,7 +330,7 @@ int FAST_FUNC udhcp_str2nip(const char *str, void *arg)
/* helper: add an option to the opt_list */
static NOINLINE void attach_option(
struct option_set **opt_list,
const struct dhcp_option *option,
const struct dhcp_optflag *optflag,
char *buffer,
int length)
{
@@ -339,11 +339,11 @@ static NOINLINE void attach_option(
char *allocated = NULL;
#endif
existing = udhcp_find_option(*opt_list, option->code);
existing = udhcp_find_option(*opt_list, optflag->code);
if (!existing) {
log2("Attaching option %02x to list", option->code);
log2("Attaching option %02x to list", optflag->code);
#if ENABLE_FEATURE_UDHCP_RFC3397
if ((option->flags & OPTION_TYPE_MASK) == OPTION_DNS_STRING) {
if ((optflag->flags & OPTION_TYPE_MASK) == OPTION_DNS_STRING) {
/* reuse buffer and length for RFC1035-formatted string */
allocated = buffer = (char *)dname_enc(NULL, 0, buffer, &length);
}
@@ -351,12 +351,12 @@ static NOINLINE void attach_option(
/* make a new option */
new = xmalloc(sizeof(*new));
new->data = xmalloc(length + OPT_DATA);
new->data[OPT_CODE] = option->code;
new->data[OPT_CODE] = optflag->code;
new->data[OPT_LEN] = length;
memcpy(new->data + OPT_DATA, buffer, length);
curr = opt_list;
while (*curr && (*curr)->data[OPT_CODE] < option->code)
while (*curr && (*curr)->data[OPT_CODE] < optflag->code)
curr = &(*curr)->next;
new->next = *curr;
@@ -364,14 +364,14 @@ static NOINLINE void attach_option(
goto ret;
}
if (option->flags & OPTION_LIST) {
if (optflag->flags & OPTION_LIST) {
unsigned old_len;
/* add it to an existing option */
log1("Attaching option %02x to existing member of list", option->code);
log1("Attaching option %02x to existing member of list", optflag->code);
old_len = existing->data[OPT_LEN];
#if ENABLE_FEATURE_UDHCP_RFC3397
if ((option->flags & OPTION_TYPE_MASK) == OPTION_DNS_STRING) {
if ((optflag->flags & OPTION_TYPE_MASK) == OPTION_DNS_STRING) {
/* reuse buffer and length for RFC1035-formatted string */
allocated = buffer = (char *)dname_enc(existing->data + OPT_DATA, old_len, buffer, &length);
}
@@ -380,7 +380,7 @@ static NOINLINE void attach_option(
/* actually 255 is ok too, but adding a space can overlow it */
existing->data = xrealloc(existing->data, OPT_DATA + 1 + old_len + length);
if ((option->flags & OPTION_TYPE_MASK) == OPTION_STRING) {
if ((optflag->flags & OPTION_TYPE_MASK) == OPTION_STRING) {
/* add space separator between STRING options in a list */
existing->data[OPT_DATA + old_len] = ' ';
old_len++;
@@ -401,7 +401,7 @@ int FAST_FUNC udhcp_str2optset(const char *const_str, void *arg)
struct option_set **opt_list = arg;
char *opt, *val, *endptr;
char *str;
const struct dhcp_option *option;
const struct dhcp_optflag *optflag;
int retval, length;
char buffer[8] ALIGNED(4);
uint16_t *result_u16 = (uint16_t *) buffer;
@@ -413,17 +413,17 @@ int FAST_FUNC udhcp_str2optset(const char *const_str, void *arg)
if (!opt)
return 0;
option = &dhcp_options[udhcp_option_idx(opt)];
optflag = &dhcp_optflags[udhcp_option_idx(opt)];
retval = 0;
do {
val = strtok(NULL, ", \t");
if (!val)
break;
length = dhcp_option_lengths[option->flags & OPTION_TYPE_MASK];
length = dhcp_option_lengths[optflag->flags & OPTION_TYPE_MASK];
retval = 0;
opt = buffer; /* new meaning for variable opt */
switch (option->flags & OPTION_TYPE_MASK) {
switch (optflag->flags & OPTION_TYPE_MASK) {
case OPTION_IP:
retval = udhcp_str2nip(val, buffer);
break;
@@ -486,8 +486,8 @@ int FAST_FUNC udhcp_str2optset(const char *const_str, void *arg)
break;
}
if (retval)
attach_option(opt_list, option, opt, length);
} while (retval && option->flags & OPTION_LIST);
attach_option(opt_list, optflag, opt, length);
} while (retval && optflag->flags & OPTION_LIST);
return retval;
}