Make a thorough pass through all variables and function names contained within bootp.c and remove CamelCase and improve naming.
Signed-off-by: Joe Hershberger joe.hershberger@ni.com ---
net/bootp.c | 119 +++++++++++++++++++++++++++++------------------------------- net/bootp.h | 14 +++---- net/net.c | 8 ++-- 3 files changed, 69 insertions(+), 72 deletions(-)
diff --git a/net/bootp.c b/net/bootp.c index 9788b52..fa75125 100644 --- a/net/bootp.c +++ b/net/bootp.c @@ -53,7 +53,7 @@
ulong bootp_ids[CONFIG_BOOTP_ID_CACHE_SIZE]; unsigned int bootp_num_ids; -int BootpTry; +int bootp_try; ulong bootp_start; ulong bootp_timeout; char net_nis_domain[32] = {0,}; /* Our NIS domain */ @@ -109,14 +109,14 @@ static bool bootp_match_id(ulong id) return false; }
-static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len) +static int check_packet(uchar *pkt, unsigned dest, unsigned src, unsigned len) { - struct Bootp_t *bp = (struct Bootp_t *) pkt; + struct bootp_hdr *bp = (struct bootp_hdr *)pkt; int retval = 0;
if (dest != PORT_BOOTPC || src != PORT_BOOTPS) retval = -1; - else if (len < sizeof(struct Bootp_t) - OPT_FIELD_SIZE) + else if (len < sizeof(struct bootp_hdr) - OPT_FIELD_SIZE) retval = -2; else if (bp->bp_op != OP_BOOTREQUEST && bp->bp_op != OP_BOOTREPLY && @@ -139,7 +139,7 @@ static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len) /* * Copy parameters of interest from BOOTP_REPLY/DHCP_OFFER packet */ -static void BootpCopyNetParams(struct Bootp_t *bp) +static void store_net_params(struct bootp_hdr *bp) { #if !defined(CONFIG_BOOTP_SERVERIP) struct in_addr tmp_ip; @@ -177,12 +177,12 @@ static int truncate_sz(const char *name, int maxlen, int curlen)
#if !defined(CONFIG_CMD_DHCP)
-static void BootpVendorFieldProcess(u8 *ext) +static void bootp_process_vendor_field(u8 *ext) { int size = *(ext + 1);
debug("[BOOTP] Processing extension %d... (%d bytes)\n", *ext, - *(ext + 1)); + *(ext + 1));
net_boot_file_expected_size_in_blocks = 0;
@@ -285,7 +285,7 @@ static void BootpVendorFieldProcess(u8 *ext) } }
-static void BootpVendorProcess(u8 *ext, int size) +static void bootp_process_vendor(u8 *ext, int size) { u8 *end = ext + size;
@@ -299,7 +299,7 @@ static void BootpVendorProcess(u8 *ext, int size)
ext += ext[1] + 2; if (ext <= end) - BootpVendorFieldProcess(opt); + bootp_process_vendor_field(opt); } }
@@ -335,15 +335,15 @@ static void BootpVendorProcess(u8 *ext, int size) static void bootp_handler(uchar *pkt, unsigned dest, struct in_addr sip, unsigned src, unsigned len) { - struct Bootp_t *bp; + struct bootp_hdr *bp;
debug("got BOOTP packet (src=%d, dst=%d, len=%d want_len=%zu)\n", - src, dest, len, sizeof(struct Bootp_t)); + src, dest, len, sizeof(struct bootp_hdr));
- bp = (struct Bootp_t *)pkt; + bp = (struct bootp_hdr *)pkt;
/* Filter out pkts we don't want */ - if (BootpCheckPkt(pkt, dest, src, len)) + if (check_packet(pkt, dest, src, len)) return;
/* @@ -353,11 +353,11 @@ static void bootp_handler(uchar *pkt, unsigned dest, struct in_addr sip, status_led_set(STATUS_LED_BOOT, STATUS_LED_OFF); #endif
- BootpCopyNetParams(bp); /* Store net parameters from reply */ + store_net_params(bp); /* Store net parameters from reply */
/* Retrieve extended information (we must parse the vendor area) */ if (NetReadLong((ulong *)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC)) - BootpVendorProcess((uchar *)&bp->bp_vend[4], len); + bootp_process_vendor((uchar *)&bp->bp_vend[4], len);
NetSetTimeout(0, (thand_f *)0); bootstage_mark_name(BOOTSTAGE_ID_BOOTP_STOP, "bootp_stop"); @@ -371,8 +371,7 @@ static void bootp_handler(uchar *pkt, unsigned dest, struct in_addr sip, /* * Timeout on BOOTP/DHCP request. */ -static void -BootpTimeout(void) +static void bootp_timeout_handler(void) { ulong time_taken = get_timer(bootp_start);
@@ -388,8 +387,8 @@ BootpTimeout(void) bootp_timeout *= 2; if (bootp_timeout > 2000) bootp_timeout = 2000; - NetSetTimeout(bootp_timeout, BootpTimeout); - BootpRequest(); + NetSetTimeout(bootp_timeout, bootp_timeout_handler); + bootp_request(); } }
@@ -649,25 +648,24 @@ static int bootp_extended(u8 *e) } #endif
-void BootpReset(void) +void bootp_reset(void) { bootp_num_ids = 0; - BootpTry = 0; + bootp_try = 0; bootp_start = get_timer(0); bootp_timeout = 250; }
-void -BootpRequest(void) +void bootp_request(void) { uchar *pkt, *iphdr; - struct Bootp_t *bp; + struct bootp_hdr *bp; int extlen, pktlen, iplen; int eth_hdr_size; #ifdef CONFIG_BOOTP_RANDOM_DELAY ulong rand_ms; #endif - ulong BootpID; + ulong bootp_id; struct in_addr zero_ip; struct in_addr bcast_ip;
@@ -677,11 +675,11 @@ BootpRequest(void) #endif
#ifdef CONFIG_BOOTP_RANDOM_DELAY /* Random BOOTP delay */ - if (BootpTry == 0) + if (bootp_try == 0) srand_mac();
- if (BootpTry <= 2) /* Start with max 1024 * 1ms */ - rand_ms = rand() >> (22 - BootpTry); + if (bootp_try <= 2) /* Start with max 1024 * 1ms */ + rand_ms = rand() >> (22 - bootp_try); else /* After 3rd BOOTP request max 8192 * 1ms */ rand_ms = rand() >> 19;
@@ -690,7 +688,7 @@ BootpRequest(void)
#endif /* CONFIG_BOOTP_RANDOM_DELAY */
- printf("BOOTP broadcast %d\n", ++BootpTry); + printf("BOOTP broadcast %d\n", ++bootp_try); pkt = net_tx_packet; memset((void *)pkt, 0, PKTSIZE);
@@ -705,11 +703,11 @@ BootpRequest(void) * C. Hallinan, DS4.COM, Inc. */ /* net_set_udp_header(pkt, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, - sizeof (struct Bootp_t)); */ + sizeof (struct bootp_hdr)); */ iphdr = pkt; /* We need this later for net_set_udp_header() */ pkt += IP_UDP_HDR_SIZE;
- bp = (struct Bootp_t *)pkt; + bp = (struct bootp_hdr *)pkt; bp->bp_op = OP_BOOTREQUEST; bp->bp_htype = HWT_ETHER; bp->bp_hlen = HWL_ETHER; @@ -735,14 +733,14 @@ BootpRequest(void) * Bootp ID is the lower 4 bytes of our ethernet address * plus the current time in ms. */ - BootpID = ((ulong)net_ethaddr[2] << 24) + bootp_id = ((ulong)net_ethaddr[2] << 24) | ((ulong)net_ethaddr[3] << 16) | ((ulong)net_ethaddr[4] << 8) | (ulong)net_ethaddr[5]; - BootpID += get_timer(0); - BootpID = htonl(BootpID); - bootp_add_id(BootpID); - NetCopyLong(&bp->bp_id, &BootpID); + bootp_id += get_timer(0); + bootp_id = htonl(bootp_id); + bootp_add_id(bootp_id); + NetCopyLong(&bp->bp_id, &bootp_id);
/* * Calculate proper packet lengths taking into account the @@ -752,7 +750,7 @@ BootpRequest(void) pktlen = eth_hdr_size + IP_UDP_HDR_SIZE + iplen; bcast_ip.s_addr = 0xFFFFFFFFL; net_set_udp_header(iphdr, bcast_ip, PORT_BOOTPS, PORT_BOOTPC, iplen); - NetSetTimeout(bootp_timeout, BootpTimeout); + NetSetTimeout(bootp_timeout, bootp_timeout_handler);
#if defined(CONFIG_CMD_DHCP) dhcp_state = SELECTING; @@ -764,7 +762,7 @@ BootpRequest(void) }
#if defined(CONFIG_CMD_DHCP) -static void DhcpOptionsProcess(uchar *popt, struct Bootp_t *bp) +static void dhcp_process_options(uchar *popt, struct bootp_hdr *bp) { uchar *end = popt + BOOTP_HDR_SIZE; int oplen, size; @@ -851,7 +849,7 @@ static void DhcpOptionsProcess(uchar *popt, struct Bootp_t *bp) * to me */ printf("*** WARNING: using vendor " - "optional boot file\n"); + "optional boot file\n"); memcpy(bp->bp_file, popt + 2, size); bp->bp_file[size] = '\0'; } @@ -862,14 +860,14 @@ static void DhcpOptionsProcess(uchar *popt, struct Bootp_t *bp) break; #endif printf("*** Unhandled DHCP Option in OFFER/ACK:" - " %d\n", *popt); + " %d\n", *popt); break; } popt += oplen + 2; /* Process next option */ } }
-static int DhcpMessageType(unsigned char *popt) +static int dhcp_message_type(unsigned char *popt) { if (NetReadLong((ulong *)popt) != htonl(BOOTP_VENDOR_MAGIC)) return -1; @@ -883,17 +881,17 @@ static int DhcpMessageType(unsigned char *popt) return -1; }
-static void DhcpSendRequestPkt(struct Bootp_t *bp_offer) +static void dhcp_send_request_packet(struct bootp_hdr *bp_offer) { uchar *pkt, *iphdr; - struct Bootp_t *bp; + struct bootp_hdr *bp; int pktlen, iplen, extlen; int eth_hdr_size; struct in_addr offered_ip; struct in_addr zero_ip; struct in_addr bcast_ip;
- debug("DhcpSendRequestPkt: Sending DHCPREQUEST\n"); + debug("dhcp_send_request_packet: Sending DHCPREQUEST\n"); pkt = net_tx_packet; memset((void *)pkt, 0, PKTSIZE);
@@ -903,7 +901,7 @@ static void DhcpSendRequestPkt(struct Bootp_t *bp_offer) iphdr = pkt; /* We'll need this later to set proper pkt size */ pkt += IP_UDP_HDR_SIZE;
- bp = (struct Bootp_t *)pkt; + bp = (struct bootp_hdr *)pkt; bp->bp_op = OP_BOOTREQUEST; bp->bp_htype = HWT_ETHER; bp->bp_hlen = HWL_ETHER; @@ -954,17 +952,17 @@ static void DhcpSendRequestPkt(struct Bootp_t *bp_offer) static void dhcp_handler(uchar *pkt, unsigned dest, struct in_addr sip, unsigned src, unsigned len) { - struct Bootp_t *bp = (struct Bootp_t *)pkt; + struct bootp_hdr *bp = (struct bootp_hdr *)pkt;
debug("DHCPHandler: got packet: (src=%d, dst=%d, len=%d) state: %d\n", - src, dest, len, dhcp_state); + src, dest, len, dhcp_state);
/* Filter out pkts we don't want */ - if (BootpCheckPkt(pkt, dest, src, len)) + if (check_packet(pkt, dest, src, len)) return;
- debug("DHCPHandler: got DHCP packet: (src=%d, dst=%d, len=%d) state:" - " %d\n", src, dest, len, dhcp_state); + debug("DHCPHandler: got DHCP packet: (src=%d, dst=%d, len=%d) state: " + "%d\n", src, dest, len, dhcp_state);
switch (dhcp_state) { case SELECTING: @@ -986,10 +984,10 @@ static void dhcp_handler(uchar *pkt, unsigned dest, struct in_addr sip,
if (NetReadLong((ulong *)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC)) - DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp); + dhcp_process_options((u8 *)&bp->bp_vend[4], bp);
- NetSetTimeout(5000, BootpTimeout); - DhcpSendRequestPkt(bp); + NetSetTimeout(5000, bootp_timeout_handler); + dhcp_send_request_packet(bp); #ifdef CONFIG_SYS_BOOTFILE_PREFIX } #endif /* CONFIG_SYS_BOOTFILE_PREFIX */ @@ -999,17 +997,17 @@ static void dhcp_handler(uchar *pkt, unsigned dest, struct in_addr sip, case REQUESTING: debug("DHCP State: REQUESTING\n");
- if (DhcpMessageType((u8 *)bp->bp_vend) == DHCP_ACK) { + if (dhcp_message_type((u8 *)bp->bp_vend) == DHCP_ACK) { if (NetReadLong((ulong *)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC)) - DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp); + dhcp_process_options((u8 *)&bp->bp_vend[4], bp); /* Store net params from reply */ - BootpCopyNetParams(bp); + store_net_params(bp); dhcp_state = BOUND; printf("DHCP client bound to address %pI4 (%lu ms)\n", - &net_ip, get_timer(bootp_start)); + &net_ip, get_timer(bootp_start)); bootstage_mark_name(BOOTSTAGE_ID_BOOTP_STOP, - "bootp_stop"); + "bootp_stop");
net_auto_load(); return; @@ -1022,11 +1020,10 @@ static void dhcp_handler(uchar *pkt, unsigned dest, struct in_addr sip, puts("DHCP: INVALID STATE\n"); break; } - }
-void DhcpRequest(void) +void dhcp_request(void) { - BootpRequest(); + bootp_request(); } #endif /* CONFIG_CMD_DHCP */ diff --git a/net/bootp.h b/net/bootp.h index 8c591a6..efc2100 100644 --- a/net/bootp.h +++ b/net/bootp.h @@ -29,7 +29,7 @@ extern u8 *dhcp_vendorex_proc(u8 *e); /*rtn next e if mine,else NULL */ #define OPT_FIELD_SIZE 64 #endif
-struct Bootp_t { +struct bootp_hdr { uchar bp_op; /* Operation */ # define OP_BOOTREQUEST 1 # define OP_BOOTREPLY 2 @@ -51,7 +51,7 @@ struct Bootp_t { char bp_vend[OPT_FIELD_SIZE]; /* Vendor information */ };
-#define BOOTP_HDR_SIZE sizeof(struct Bootp_t) +#define BOOTP_HDR_SIZE sizeof(struct bootp_hdr)
/**********************************************************************/ /* @@ -59,16 +59,16 @@ struct Bootp_t { */
/* bootp.c */ -extern ulong BootpID; /* ID of cur BOOTP request */ -extern int BootpTry; +extern ulong bootp_id; /* ID of cur BOOTP request */ +extern int bootp_try;
/* Send a BOOTP request */ -extern void BootpReset(void); -extern void BootpRequest(void); +void bootp_reset(void); +void bootp_request(void);
/****************** DHCP Support *********************/ -extern void DhcpRequest(void); +void dhcp_request(void);
/* DHCP States */ typedef enum { INIT, diff --git a/net/net.c b/net/net.c index 71f11cd..721519a 100644 --- a/net/net.c +++ b/net/net.c @@ -381,16 +381,16 @@ restart: #endif #if defined(CONFIG_CMD_DHCP) case DHCP: - BootpReset(); + bootp_reset(); net_ip.s_addr = 0; - DhcpRequest(); /* Basically same as BOOTP */ + dhcp_request(); /* Basically same as BOOTP */ break; #endif
case BOOTP: - BootpReset(); + bootp_reset(); net_ip.s_addr = 0; - BootpRequest(); + bootp_request(); break;
#if defined(CONFIG_CMD_RARP)