From af27e7568bcdc8643afaf65f6f90dce3242bd6e2 Mon Sep 17 00:00:00 2001 From: Joe Hershberger Date: Fri, 13 Sep 2019 19:40:22 -0500 Subject: [PATCH] net: Always build the string_to_enetaddr() helper Part of the env cleanup moved this out of the environment code and into the net code. However, this helper is sometimes needed even when the net stack isn't included. Move the helper to lib/net_utils.c like it's similarly-purposed string_to_ip(). Also rename the moved function to similar naming. Signed-off-by: Joe Hershberger Reported-by: Ondrej Jirman --- arch/arm/mach-tegra/cboot.c | 2 +- board/renesas/sh7752evb/sh7752evb.c | 2 +- board/renesas/sh7753evb/sh7753evb.c | 2 +- board/renesas/sh7757lcr/sh7757lcr.c | 4 ++-- cmd/ethsw.c | 2 +- cmd/nvedit.c | 2 +- doc/README.enetaddr | 4 ++-- include/net.h | 24 +++++++++++++----------- lib/net_utils.c | 15 +++++++++++++++ net/eth-uclass.c | 2 +- net/eth_legacy.c | 2 +- net/net.c | 12 ------------ 12 files changed, 39 insertions(+), 34 deletions(-) diff --git a/arch/arm/mach-tegra/cboot.c b/arch/arm/mach-tegra/cboot.c index 0433081c6c5..0762144ecf4 100644 --- a/arch/arm/mach-tegra/cboot.c +++ b/arch/arm/mach-tegra/cboot.c @@ -495,7 +495,7 @@ static int cboot_get_ethaddr_legacy(const void *fdt, uint8_t mac[ETH_ALEN]) return -ENOENT; } - eth_parse_enetaddr(prop, mac); + string_to_enetaddr(prop, mac); if (!is_valid_ethaddr(mac)) { printf("Invalid MAC address: %s\n", prop); diff --git a/board/renesas/sh7752evb/sh7752evb.c b/board/renesas/sh7752evb/sh7752evb.c index d0b850f35d4..b4292b22e7b 100644 --- a/board/renesas/sh7752evb/sh7752evb.c +++ b/board/renesas/sh7752evb/sh7752evb.c @@ -93,7 +93,7 @@ static void set_mac_to_sh_giga_eth_register(int channel, char *mac_string) unsigned char mac[6]; unsigned long val; - eth_parse_enetaddr(mac_string, mac); + string_to_enetaddr(mac_string, mac); if (!channel) ether = GETHER0_MAC_BASE; diff --git a/board/renesas/sh7753evb/sh7753evb.c b/board/renesas/sh7753evb/sh7753evb.c index e1bed7dcc37..5aebb041b0a 100644 --- a/board/renesas/sh7753evb/sh7753evb.c +++ b/board/renesas/sh7753evb/sh7753evb.c @@ -100,7 +100,7 @@ static void set_mac_to_sh_giga_eth_register(int channel, char *mac_string) unsigned char mac[6]; unsigned long val; - eth_parse_enetaddr(mac_string, mac); + string_to_enetaddr(mac_string, mac); if (!channel) ether = GETHER0_MAC_BASE; diff --git a/board/renesas/sh7757lcr/sh7757lcr.c b/board/renesas/sh7757lcr/sh7757lcr.c index d2671202e98..662c435f7a5 100644 --- a/board/renesas/sh7757lcr/sh7757lcr.c +++ b/board/renesas/sh7757lcr/sh7757lcr.c @@ -140,7 +140,7 @@ static void set_mac_to_sh_eth_register(int channel, char *mac_string) unsigned char mac[6]; unsigned long val; - eth_parse_enetaddr(mac_string, mac); + string_to_enetaddr(mac_string, mac); if (!channel) ether = ETHER0_MAC_BASE; @@ -159,7 +159,7 @@ static void set_mac_to_sh_giga_eth_register(int channel, char *mac_string) unsigned char mac[6]; unsigned long val; - eth_parse_enetaddr(mac_string, mac); + string_to_enetaddr(mac_string, mac); if (!channel) ether = GETHER0_MAC_BASE; diff --git a/cmd/ethsw.c b/cmd/ethsw.c index 88468057997..8d271ce1f3c 100644 --- a/cmd/ethsw.c +++ b/cmd/ethsw.c @@ -864,7 +864,7 @@ static int keyword_match_mac_addr(enum ethsw_keyword_id key_id, int argc, return 0; } - eth_parse_enetaddr(argv[*argc_nr + 1], parsed_cmd->ethaddr); + string_to_enetaddr(argv[*argc_nr + 1], parsed_cmd->ethaddr); if (is_broadcast_ethaddr(parsed_cmd->ethaddr)) { memset(parsed_cmd->ethaddr, 0xFF, sizeof(parsed_cmd->ethaddr)); diff --git a/cmd/nvedit.c b/cmd/nvedit.c index 1cb0bc1460b..1e4b225a946 100644 --- a/cmd/nvedit.c +++ b/cmd/nvedit.c @@ -360,7 +360,7 @@ ulong env_get_hex(const char *varname, ulong default_val) int eth_env_get_enetaddr(const char *name, uint8_t *enetaddr) { - eth_parse_enetaddr(env_get(name), enetaddr); + string_to_enetaddr(env_get(name), enetaddr); return is_valid_ethaddr(enetaddr); } diff --git a/doc/README.enetaddr b/doc/README.enetaddr index f9264859866..5baa9f21798 100644 --- a/doc/README.enetaddr +++ b/doc/README.enetaddr @@ -76,12 +76,12 @@ To assist in the management of these layers, a few helper functions exist. You should use these rather than attempt to do any kind of parsing/manipulation yourself as many common errors have arisen in the past. - * void eth_parse_enetaddr(const char *addr, uchar *enetaddr); + * void string_to_enetaddr(const char *addr, uchar *enetaddr); Convert a string representation of a MAC address to the binary version. char *addr = "00:11:22:33:44:55"; uchar enetaddr[6]; -eth_parse_enetaddr(addr, enetaddr); +string_to_enetaddr(addr, enetaddr); /* enetaddr now equals { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55 } */ * int eth_env_get_enetaddr(char *name, uchar *enetaddr); diff --git a/include/net.h b/include/net.h index 75a16e4c8f8..d054c5f694a 100644 --- a/include/net.h +++ b/include/net.h @@ -825,6 +825,19 @@ static inline void net_random_ethaddr(uchar *addr) addr[0] |= 0x02; /* set local assignment bit (IEEE802) */ } +/** + * string_to_enetaddr() - Parse a MAC address + * + * Convert a string MAC address + * + * Implemented in lib/net_utils.c (built unconditionally) + * + * @addr: MAC address in aa:bb:cc:dd:ee:ff format, where each part is a 2-digit + * hex value + * @enetaddr: Place to put MAC address (6 bytes) + */ +void string_to_enetaddr(const char *addr, uint8_t *enetaddr); + /* Convert an IP address to a string */ void ip_to_string(struct in_addr x, char *s); @@ -875,15 +888,4 @@ int update_tftp(ulong addr, char *interface, char *devstring); /**********************************************************************/ -/** - * eth_parse_enetaddr() - Parse a MAC address - * - * Convert a string MAC address - * - * @addr: MAC address in aa:bb:cc:dd:ee:ff format, where each part is a 2-digit - * hex value - * @enetaddr: Place to put MAC address (6 bytes) - */ -void eth_parse_enetaddr(const char *addr, uint8_t *enetaddr); - #endif /* __NET_H__ */ diff --git a/lib/net_utils.c b/lib/net_utils.c index 9fb9d4a4b05..ed5044c3dec 100644 --- a/lib/net_utils.c +++ b/lib/net_utils.c @@ -41,3 +41,18 @@ struct in_addr string_to_ip(const char *s) addr.s_addr = htonl(addr.s_addr); return addr; } + +void string_to_enetaddr(const char *addr, uint8_t *enetaddr) +{ + char *end; + int i; + + if (!enetaddr) + return; + + for (i = 0; i < 6; ++i) { + enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0; + if (addr) + addr = (*end) ? end + 1 : end; + } +} diff --git a/net/eth-uclass.c b/net/eth-uclass.c index 3bd98b01ad3..9fe4096120e 100644 --- a/net/eth-uclass.c +++ b/net/eth-uclass.c @@ -227,7 +227,7 @@ static int on_ethaddr(const char *name, const char *value, enum env_op op, switch (op) { case env_op_create: case env_op_overwrite: - eth_parse_enetaddr(value, pdata->enetaddr); + string_to_enetaddr(value, pdata->enetaddr); eth_write_hwaddr(dev); break; case env_op_delete: diff --git a/net/eth_legacy.c b/net/eth_legacy.c index 41f52635266..5d6b0d7d7f4 100644 --- a/net/eth_legacy.c +++ b/net/eth_legacy.c @@ -117,7 +117,7 @@ static int on_ethaddr(const char *name, const char *value, enum env_op op, switch (op) { case env_op_create: case env_op_overwrite: - eth_parse_enetaddr(value, dev->enetaddr); + string_to_enetaddr(value, dev->enetaddr); eth_write_hwaddr(dev, "eth", dev->index); break; case env_op_delete: diff --git a/net/net.c b/net/net.c index ded86e74567..4d2b7ead3bb 100644 --- a/net/net.c +++ b/net/net.c @@ -1628,15 +1628,3 @@ ushort env_get_vlan(char *var) { return string_to_vlan(env_get(var)); } - -void eth_parse_enetaddr(const char *addr, uint8_t *enetaddr) -{ - char *end; - int i; - - for (i = 0; i < 6; ++i) { - enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0; - if (addr) - addr = (*end) ? end + 1 : end; - } -}