mirror of https://gerrit.osmocom.org/libosmocore
osmocore: Add function osmo_macaddr_parse() to parse ETH MAC address
parent
cc27fa6479
commit
40d56f96b9
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@ -21,6 +21,7 @@ nobase_include_HEADERS = \
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osmocom/core/linuxrbtree.h \
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osmocom/core/logging.h \
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osmocom/core/loggingrb.h \
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osmocom/core/macaddr.h \
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osmocom/core/msgb.h \
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osmocom/core/panic.h \
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osmocom/core/prim.h \
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@ -0,0 +1,6 @@
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#ifndef _OSMO_MACADDR_H
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#define _OSMO_MACADDR_H
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int osmo_macaddr_parse(uint8_t *out, const char *in);
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#endif
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@ -13,7 +13,8 @@ libosmocore_la_SOURCES = timer.c select.c signal.c msgb.c bits.c \
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logging.c logging_syslog.c rate_ctr.c \
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gsmtap_util.c crc16.c panic.c backtrace.c \
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conv.c application.c rbtree.c strrb.c \
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loggingrb.c crc8gen.c crc16gen.c crc32gen.c crc64gen.c
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loggingrb.c crc8gen.c crc16gen.c crc32gen.c crc64gen.c \
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macaddr.c
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BUILT_SOURCES = crc8gen.c crc16gen.c crc32gen.c crc64gen.c
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@ -0,0 +1,25 @@
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#include <stdint.h>
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#include <string.h>
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#include <stdlib.h>
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int osmo_macaddr_parse(uint8_t *out, const char *in)
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{
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/* 00:00:00:00:00:00 */
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char tmp[18];
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char *tok;
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unsigned int i = 0;
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if (strlen(in) < 17)
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return -1;
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strncpy(tmp, in, sizeof(tmp)-1);
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tmp[sizeof(tmp)-1] = '\0';
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for (tok = strtok(tmp, ":"); tok && (i < 6); tok = strtok(NULL, ":")) {
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unsigned long ul = strtoul(tok, NULL, 16);
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out[i++] = ul & 0xff;
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}
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return 0;
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}
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