7 #include <asm/byteorder.h>
9 #include <talloc/talloc.h>
10 #include <list/list.h>
13 #include "pb-protocol.h"
18 * 4-byte action, determines the remaining message content
19 * 4-byte total payload len
20 * - not including action and payload len header
22 * action = 0x1: device add message
27 * 4-byte len, description
28 * 4-byte len, icon_file
34 * 4-byte len, description
35 * 4-byte len, icon_file
36 * 4-byte len, boot_image_file
37 * 4-byte len, initrd_file
38 * 4-byte len, dtb_file
39 * 4-byte len, boot_args
40 * 4-byte len, args_sig_file
42 * action = 0x2: device remove message
48 * 4-byte len, boot option id
49 * 4-byte len, boot_image_file
50 * 4-byte len, initrd_file
51 * 4-byte len, dtb_file
52 * 4-byte len, boot_args
53 * 4-byte len, args_sig_file
57 void pb_protocol_dump_device(const struct device *dev, const char *text,
60 struct boot_option *opt;
62 fprintf(stream, "%snew dev:\n", text);
63 fprintf(stream, "%s\tid: %s\n", text, dev->id);
64 fprintf(stream, "%s\tname: %s\n", text, dev->name);
65 fprintf(stream, "%s\tdesc: %s\n", text, dev->description);
66 fprintf(stream, "%s\ticon: %s\n", text, dev->icon_file);
67 fprintf(stream, "%s\tboot options:\n", text);
68 list_for_each_entry(&dev->boot_options, opt, list) {
69 fprintf(stream, "%s\t\tid: %s\n", text, opt->id);
70 fprintf(stream, "%s\t\tname: %s\n", text, opt->name);
71 fprintf(stream, "%s\t\tdesc: %s\n", text, opt->description);
72 fprintf(stream, "%s\t\ticon: %s\n", text, opt->icon_file);
73 fprintf(stream, "%s\t\tboot: %s\n", text, opt->boot_image_file);
74 fprintf(stream, "%s\t\tinit: %s\n", text, opt->initrd_file);
75 fprintf(stream, "%s\t\tdtb: %s\n", text, opt->dtb_file);
76 fprintf(stream, "%s\t\targs: %s\n", text, opt->boot_args);
77 fprintf(stream, "%s\t\tasig: %s\n", text, opt->args_sig_file);
81 int pb_protocol_device_cmp(const struct device *a, const struct device *b)
83 return !strcmp(a->id, b->id);
86 int pb_protocol_boot_option_cmp(const struct boot_option *a,
87 const struct boot_option *b)
89 return !strcmp(a->id, b->id);
92 /* Write a string into the buffer, starting at pos.
94 * Returns the total length used for the write, including length header.
96 int pb_protocol_serialise_string(char *pos, const char *str)
103 *(uint32_t *)pos = __cpu_to_be32(len);
104 pos += sizeof(uint32_t);
106 memcpy(pos, str, len);
108 return len + sizeof(uint32_t);
111 /* Read a string from a buffer, allocating the new string as necessary.
113 * @param[in] ctx The talloc context to base the allocation on
114 * @param[in,out] pos Where to start reading
115 * @param[in,out] len The amount of data remaining in the buffer
116 * @param[out] str Pointer to resuling string
117 * @return zero on success, non-zero on failure
119 static int read_string(void *ctx, const char **pos, unsigned int *len,
122 uint32_t str_len, read_len;
124 if (*len < sizeof(uint32_t))
127 str_len = __be32_to_cpu(*(uint32_t *)(*pos));
128 read_len = sizeof(uint32_t);
130 if (read_len + str_len > *len)
136 *str = talloc_strndup(ctx, *pos + read_len, str_len);
140 /* all ok, update the caller's pointers */
147 static int read_u32(const char **pos, unsigned int *len, unsigned int *p)
149 if (*len < sizeof(uint32_t))
152 *p = (unsigned int)__be32_to_cpu(*(uint32_t *)(*pos));
153 *pos += sizeof(uint32_t);
154 *len -= sizeof(uint32_t);
159 char *pb_protocol_deserialise_string(void *ctx,
160 const struct pb_protocol_message *message)
166 len = message->payload_len;
167 buf = message->payload;
169 if (read_string(ctx, &buf, &len, &str))
175 static int optional_strlen(const char *str)
182 int pb_protocol_device_len(const struct device *dev)
184 return 4 + optional_strlen(dev->id) +
186 4 + optional_strlen(dev->name) +
187 4 + optional_strlen(dev->description) +
188 4 + optional_strlen(dev->icon_file);
191 int pb_protocol_boot_option_len(const struct boot_option *opt)
194 return 4 + optional_strlen(opt->device_id) +
195 4 + optional_strlen(opt->id) +
196 4 + optional_strlen(opt->name) +
197 4 + optional_strlen(opt->description) +
198 4 + optional_strlen(opt->icon_file) +
199 4 + optional_strlen(opt->boot_image_file) +
200 4 + optional_strlen(opt->initrd_file) +
201 4 + optional_strlen(opt->dtb_file) +
202 4 + optional_strlen(opt->boot_args) +
203 4 + optional_strlen(opt->args_sig_file) +
204 sizeof(opt->is_default);
207 int pb_protocol_boot_len(const struct boot_command *boot)
209 return 4 + optional_strlen(boot->option_id) +
210 4 + optional_strlen(boot->boot_image_file) +
211 4 + optional_strlen(boot->initrd_file) +
212 4 + optional_strlen(boot->dtb_file) +
213 4 + optional_strlen(boot->boot_args) +
214 4 + optional_strlen(boot->args_sig_file) +
215 4 + optional_strlen(boot->console);
218 int pb_protocol_boot_status_len(const struct boot_status *status)
221 4 + optional_strlen(status->message) +
222 4 + optional_strlen(status->detail) +
226 int pb_protocol_system_info_len(const struct system_info *sysinfo)
230 len = 4 + optional_strlen(sysinfo->type) +
231 4 + optional_strlen(sysinfo->identifier) +
235 for (i = 0; i < sysinfo->n_primary; i++)
236 len += 4 + optional_strlen(sysinfo->platform_primary[i]);
238 for (i = 0; i < sysinfo->n_other; i++)
239 len += 4 + optional_strlen(sysinfo->platform_other[i]);
242 for (i = 0; i < sysinfo->n_bmc_current; i++)
243 len += 4 + optional_strlen(sysinfo->bmc_current[i]);
245 for (i = 0; i < sysinfo->n_bmc_golden; i++)
246 len += 4 + optional_strlen(sysinfo->bmc_golden[i]);
248 for (i = 0; i < sysinfo->n_interfaces; i++) {
249 struct interface_info *if_info = sysinfo->interfaces[i];
250 len += 4 + if_info->hwaddr_size +
251 4 + optional_strlen(if_info->name) +
252 sizeof(if_info->link);
255 for (i = 0; i < sysinfo->n_blockdevs; i++) {
256 struct blockdev_info *bd_info = sysinfo->blockdevs[i];
257 len += 4 + optional_strlen(bd_info->name) +
258 4 + optional_strlen(bd_info->uuid) +
259 4 + optional_strlen(bd_info->mountpoint);
268 static int pb_protocol_interface_config_len(struct interface_config *conf)
272 len = sizeof(conf->hwaddr) +
273 4 /* conf->ignore */;
278 len += 4 /* conf->method */;
280 if (conf->method == CONFIG_METHOD_STATIC) {
281 len += 4 + optional_strlen(conf->static_config.address);
282 len += 4 + optional_strlen(conf->static_config.gateway);
283 len += 4 + optional_strlen(conf->static_config.url);
286 len += 4 /* conf->override */;
291 int pb_protocol_config_len(const struct config *config)
295 len = 4 /* config->autoboot_enabled */ +
296 4 /* config->autoboot_timeout_sec */ +
297 4 /* config->safe_mode */;
300 for (i = 0; i < config->network.n_interfaces; i++)
301 len += pb_protocol_interface_config_len(
302 config->network.interfaces[i]);
305 for (i = 0; i < config->network.n_dns_servers; i++)
306 len += 4 + optional_strlen(config->network.dns_servers[i]);
309 for (i = 0; i < config->n_autoboot_opts; i++) {
310 if (config->autoboot_opts[i].boot_type == BOOT_DEVICE_TYPE)
314 optional_strlen(config->autoboot_opts[i].uuid);
317 len += 4 + 4; /* ipmi_bootdev, ipmi_bootdev_persistent */
319 len += 4; /* allow_writes */
321 len += 4; /* n_consoles */
322 for (i = 0; i < config->n_consoles; i++)
323 len += 4 + optional_strlen(config->consoles[i]);
325 len += 4 + optional_strlen(config->boot_console);
326 len += 4; /* manual_console */
328 len += 4 + optional_strlen(config->lang);
333 int pb_protocol_url_len(const char *url)
335 /* url + length field */
336 return 4 + optional_strlen(url);
339 int pb_protocol_serialise_device(const struct device *dev,
340 char *buf, int buf_len)
344 pos += pb_protocol_serialise_string(pos, dev->id);
345 *(enum device_type *)pos = dev->type;
346 pos += sizeof(enum device_type);
347 pos += pb_protocol_serialise_string(pos, dev->name);
348 pos += pb_protocol_serialise_string(pos, dev->description);
349 pos += pb_protocol_serialise_string(pos, dev->icon_file);
351 assert(pos <= buf + buf_len);
357 int pb_protocol_serialise_boot_option(const struct boot_option *opt,
358 char *buf, int buf_len)
362 pos += pb_protocol_serialise_string(pos, opt->device_id);
363 pos += pb_protocol_serialise_string(pos, opt->id);
364 pos += pb_protocol_serialise_string(pos, opt->name);
365 pos += pb_protocol_serialise_string(pos, opt->description);
366 pos += pb_protocol_serialise_string(pos, opt->icon_file);
367 pos += pb_protocol_serialise_string(pos, opt->boot_image_file);
368 pos += pb_protocol_serialise_string(pos, opt->initrd_file);
369 pos += pb_protocol_serialise_string(pos, opt->dtb_file);
370 pos += pb_protocol_serialise_string(pos, opt->boot_args);
371 pos += pb_protocol_serialise_string(pos, opt->args_sig_file);
373 *(bool *)pos = opt->is_default;
376 assert(pos <= buf + buf_len);
382 int pb_protocol_serialise_boot_command(const struct boot_command *boot,
383 char *buf, int buf_len)
387 pos += pb_protocol_serialise_string(pos, boot->option_id);
388 pos += pb_protocol_serialise_string(pos, boot->boot_image_file);
389 pos += pb_protocol_serialise_string(pos, boot->initrd_file);
390 pos += pb_protocol_serialise_string(pos, boot->dtb_file);
391 pos += pb_protocol_serialise_string(pos, boot->boot_args);
392 pos += pb_protocol_serialise_string(pos, boot->args_sig_file);
393 pos += pb_protocol_serialise_string(pos, boot->console);
395 assert(pos <= buf + buf_len);
401 int pb_protocol_serialise_boot_status(const struct boot_status *status,
402 char *buf, int buf_len)
406 *(uint32_t *)pos = __cpu_to_be32(status->type);
407 pos += sizeof(uint32_t);
409 pos += pb_protocol_serialise_string(pos, status->message);
410 pos += pb_protocol_serialise_string(pos, status->detail);
412 *(uint32_t *)pos = __cpu_to_be32(status->type);
413 pos += sizeof(uint32_t);
415 assert(pos <= buf + buf_len);
421 int pb_protocol_serialise_system_info(const struct system_info *sysinfo,
422 char *buf, int buf_len)
427 pos += pb_protocol_serialise_string(pos, sysinfo->type);
428 pos += pb_protocol_serialise_string(pos, sysinfo->identifier);
430 *(uint32_t *)pos = __cpu_to_be32(sysinfo->n_primary);
431 pos += sizeof(uint32_t);
432 for (i = 0; i < sysinfo->n_primary; i++)
433 pos += pb_protocol_serialise_string(pos, sysinfo->platform_primary[i]);
435 *(uint32_t *)pos = __cpu_to_be32(sysinfo->n_other);
436 pos += sizeof(uint32_t);
437 for (i = 0; i < sysinfo->n_other; i++)
438 pos += pb_protocol_serialise_string(pos, sysinfo->platform_other[i]);
440 *(uint32_t *)pos = __cpu_to_be32(sysinfo->n_bmc_current);
441 pos += sizeof(uint32_t);
442 for (i = 0; i < sysinfo->n_bmc_current; i++)
443 pos += pb_protocol_serialise_string(pos, sysinfo->bmc_current[i]);
445 *(uint32_t *)pos = __cpu_to_be32(sysinfo->n_bmc_golden);
446 pos += sizeof(uint32_t);
447 for (i = 0; i < sysinfo->n_bmc_golden; i++)
448 pos += pb_protocol_serialise_string(pos, sysinfo->bmc_golden[i]);
450 *(uint32_t *)pos = __cpu_to_be32(sysinfo->n_interfaces);
451 pos += sizeof(uint32_t);
453 for (i = 0; i < sysinfo->n_interfaces; i++) {
454 struct interface_info *if_info = sysinfo->interfaces[i];
456 *(uint32_t *)pos = __cpu_to_be32(if_info->hwaddr_size);
457 pos += sizeof(uint32_t);
459 memcpy(pos, if_info->hwaddr, if_info->hwaddr_size);
460 pos += if_info->hwaddr_size;
462 pos += pb_protocol_serialise_string(pos, if_info->name);
464 *(bool *)pos = if_info->link;
468 *(uint32_t *)pos = __cpu_to_be32(sysinfo->n_blockdevs);
469 pos += sizeof(uint32_t);
471 for (i = 0; i < sysinfo->n_blockdevs; i++) {
472 struct blockdev_info *bd_info = sysinfo->blockdevs[i];
474 pos += pb_protocol_serialise_string(pos, bd_info->name);
475 pos += pb_protocol_serialise_string(pos, bd_info->uuid);
476 pos += pb_protocol_serialise_string(pos, bd_info->mountpoint);
479 if (sysinfo->bmc_mac)
480 memcpy(pos, sysinfo->bmc_mac, HWADDR_SIZE);
482 memset(pos, 0, HWADDR_SIZE);
485 assert(pos <= buf + buf_len);
491 static int pb_protocol_serialise_config_interface(char *buf,
492 struct interface_config *conf)
496 memcpy(pos, conf->hwaddr, sizeof(conf->hwaddr));
497 pos += sizeof(conf->hwaddr);
499 *(uint32_t *)pos = conf->ignore;
505 *(uint32_t *)pos = __cpu_to_be32(conf->method);
508 if (conf->method == CONFIG_METHOD_STATIC) {
509 pos += pb_protocol_serialise_string(pos,
510 conf->static_config.address);
511 pos += pb_protocol_serialise_string(pos,
512 conf->static_config.gateway);
513 pos += pb_protocol_serialise_string(pos,
514 conf->static_config.url);
517 *(uint32_t *)pos = conf->override;
523 int pb_protocol_serialise_config(const struct config *config,
524 char *buf, int buf_len)
529 *(uint32_t *)pos = config->autoboot_enabled;
532 *(uint32_t *)pos = __cpu_to_be32(config->autoboot_timeout_sec);
535 *(uint32_t *)pos = config->safe_mode;
538 *(uint32_t *)pos = __cpu_to_be32(config->network.n_interfaces);
540 for (i = 0; i < config->network.n_interfaces; i++) {
541 struct interface_config *iface =
542 config->network.interfaces[i];
543 pos += pb_protocol_serialise_config_interface(pos, iface);
546 *(uint32_t *)pos = __cpu_to_be32(config->network.n_dns_servers);
548 for (i = 0; i < config->network.n_dns_servers; i++) {
549 pos += pb_protocol_serialise_string(pos,
550 config->network.dns_servers[i]);
553 *(uint32_t *)pos = __cpu_to_be32(config->n_autoboot_opts);
555 for (i = 0; i < config->n_autoboot_opts; i++) {
557 __cpu_to_be32(config->autoboot_opts[i].boot_type);
559 if (config->autoboot_opts[i].boot_type == BOOT_DEVICE_TYPE) {
561 __cpu_to_be32(config->autoboot_opts[i].type);
564 pos += pb_protocol_serialise_string(pos,
565 config->autoboot_opts[i].uuid);
569 *(uint32_t *)pos = __cpu_to_be32(config->ipmi_bootdev);
571 *(uint32_t *)pos = config->ipmi_bootdev_persistent;
574 *(uint32_t *)pos = config->allow_writes;
577 *(uint32_t *)pos = __cpu_to_be32(config->n_consoles);
579 for (i = 0; i < config->n_consoles; i++)
580 pos += pb_protocol_serialise_string(pos, config->consoles[i]);
582 pos += pb_protocol_serialise_string(pos, config->boot_console);
583 *(uint32_t *)pos = config->manual_console;
586 pos += pb_protocol_serialise_string(pos, config->lang);
588 assert(pos <= buf + buf_len);
594 int pb_protocol_serialise_url(const char *url, char *buf, int buf_len)
598 pos += pb_protocol_serialise_string(pos, url);
600 assert(pos <=buf+buf_len);
606 int pb_protocol_write_message(int fd, struct pb_protocol_message *message)
611 total_len = sizeof(*message) + message->payload_len;
613 message->payload_len = __cpu_to_be32(message->payload_len);
614 message->action = __cpu_to_be32(message->action);
616 for (pos = (void *)message; total_len;) {
617 rc = write(fd, pos, total_len);
626 talloc_free(message);
631 pb_log("%s: failed: %s\n", __func__, strerror(errno));
635 struct pb_protocol_message *pb_protocol_create_message(void *ctx,
636 enum pb_protocol_action action, int payload_len)
638 struct pb_protocol_message *message;
640 if (payload_len > PB_PROTOCOL_MAX_PAYLOAD_SIZE) {
641 pb_log("%s: payload too big %u/%u\n", __func__, payload_len,
642 PB_PROTOCOL_MAX_PAYLOAD_SIZE);
646 message = talloc_size(ctx, sizeof(*message) + payload_len);
648 /* we convert these to big-endian in write_message() */
649 message->action = action;
650 message->payload_len = payload_len;
656 struct pb_protocol_message *pb_protocol_read_message(void *ctx, int fd)
658 struct pb_protocol_message *message, m;
662 /* use the stack for the initial 8-byte read */
664 rc = read(fd, &m, sizeof(m));
668 m.payload_len = __be32_to_cpu(m.payload_len);
669 m.action = __be32_to_cpu(m.action);
671 if (m.payload_len > PB_PROTOCOL_MAX_PAYLOAD_SIZE) {
672 pb_log("%s: payload too big %u/%u\n", __func__, m.payload_len,
673 PB_PROTOCOL_MAX_PAYLOAD_SIZE);
677 message = talloc_size(ctx, sizeof(m) + m.payload_len);
678 memcpy(message, &m, sizeof(m));
680 for (len = 0; len < m.payload_len;) {
681 rc = read(fd, message->payload + len, m.payload_len - len);
684 talloc_free(message);
685 pb_log("%s: failed (%u): %s\n", __func__, len,
697 int pb_protocol_deserialise_device(struct device *dev,
698 const struct pb_protocol_message *message)
704 len = message->payload_len;
705 pos = message->payload;
707 if (read_string(dev, &pos, &len, &dev->id))
710 if (len < sizeof(enum device_type))
712 dev->type = *(enum device_type *)(pos);
713 pos += sizeof(enum device_type);
714 len -= sizeof(enum device_type);
716 if (read_string(dev, &pos, &len, &dev->name))
719 if (read_string(dev, &pos, &len, &dev->description))
722 if (read_string(dev, &pos, &len, &dev->icon_file))
731 int pb_protocol_deserialise_boot_option(struct boot_option *opt,
732 const struct pb_protocol_message *message)
738 len = message->payload_len;
739 pos = message->payload;
741 if (read_string(opt, &pos, &len, &opt->device_id))
744 if (read_string(opt, &pos, &len, &opt->id))
747 if (read_string(opt, &pos, &len, &opt->name))
750 if (read_string(opt, &pos, &len, &opt->description))
753 if (read_string(opt, &pos, &len, &opt->icon_file))
756 if (read_string(opt, &pos, &len, &opt->boot_image_file))
759 if (read_string(opt, &pos, &len, &opt->initrd_file))
762 if (read_string(opt, &pos, &len, &opt->dtb_file))
765 if (read_string(opt, &pos, &len, &opt->boot_args))
768 if (read_string(opt, &pos, &len, &opt->args_sig_file))
771 if (len < sizeof(bool))
773 opt->is_default = *(bool *)(pos);
781 int pb_protocol_deserialise_boot_command(struct boot_command *cmd,
782 const struct pb_protocol_message *message)
788 len = message->payload_len;
789 pos = message->payload;
791 if (read_string(cmd, &pos, &len, &cmd->option_id))
794 if (read_string(cmd, &pos, &len, &cmd->boot_image_file))
797 if (read_string(cmd, &pos, &len, &cmd->initrd_file))
800 if (read_string(cmd, &pos, &len, &cmd->dtb_file))
803 if (read_string(cmd, &pos, &len, &cmd->boot_args))
806 if (read_string(cmd, &pos, &len, &cmd->args_sig_file))
809 if (read_string(cmd, &pos, &len, &cmd->console))
818 int pb_protocol_deserialise_boot_status(struct boot_status *status,
819 const struct pb_protocol_message *message)
825 len = message->payload_len;
826 pos = message->payload;
828 /* first up, the type enum... */
829 if (len < sizeof(uint32_t))
832 status->type = __be32_to_cpu(*(uint32_t *)(pos));
834 switch (status->type) {
835 case BOOT_STATUS_ERROR:
836 case BOOT_STATUS_INFO:
842 pos += sizeof(uint32_t);
843 len -= sizeof(uint32_t);
845 /* message and detail strings */
846 if (read_string(status, &pos, &len, &status->message))
849 if (read_string(status, &pos, &len, &status->detail))
852 /* and finally, progress */
853 if (len < sizeof(uint32_t))
856 status->progress = __be32_to_cpu(*(uint32_t *)(pos));
859 if (status->progress > 100)
860 status->progress = 100;
868 int pb_protocol_deserialise_system_info(struct system_info *sysinfo,
869 const struct pb_protocol_message *message)
876 len = message->payload_len;
877 pos = message->payload;
879 /* type and identifier strings */
880 if (read_string(sysinfo, &pos, &len, &sysinfo->type))
883 if (read_string(sysinfo, &pos, &len, &sysinfo->identifier))
886 /* Platform version strings for openpower platforms */
887 if (read_u32(&pos, &len, &sysinfo->n_primary))
889 sysinfo->platform_primary = talloc_array(sysinfo, char *,
891 for (i = 0; i < sysinfo->n_primary; i++) {
892 if (read_string(sysinfo, &pos, &len, &tmp))
894 sysinfo->platform_primary[i] = talloc_strdup(sysinfo, tmp);
897 if (read_u32(&pos, &len, &sysinfo->n_other))
899 sysinfo->platform_other = talloc_array(sysinfo, char *,
901 for (i = 0; i < sysinfo->n_other; i++) {
902 if (read_string(sysinfo, &pos, &len, &tmp))
904 sysinfo->platform_other[i] = talloc_strdup(sysinfo, tmp);
907 /* BMC version strings for openpower platforms */
908 if (read_u32(&pos, &len, &sysinfo->n_bmc_current))
910 sysinfo->bmc_current = talloc_array(sysinfo, char *,
911 sysinfo->n_bmc_current);
912 for (i = 0; i < sysinfo->n_bmc_current; i++) {
913 if (read_string(sysinfo, &pos, &len, &tmp))
915 sysinfo->bmc_current[i] = talloc_strdup(sysinfo, tmp);
918 if (read_u32(&pos, &len, &sysinfo->n_bmc_golden))
920 sysinfo->bmc_golden = talloc_array(sysinfo, char *,
921 sysinfo->n_bmc_golden);
922 for (i = 0; i < sysinfo->n_bmc_golden; i++) {
923 if (read_string(sysinfo, &pos, &len, &tmp))
925 sysinfo->bmc_golden[i] = talloc_strdup(sysinfo, tmp);
928 /* number of interfaces */
929 if (read_u32(&pos, &len, &sysinfo->n_interfaces))
932 sysinfo->interfaces = talloc_array(sysinfo, struct interface_info *,
933 sysinfo->n_interfaces);
935 for (i = 0; i < sysinfo->n_interfaces; i++) {
936 struct interface_info *if_info = talloc(sysinfo,
937 struct interface_info);
939 if (read_u32(&pos, &len, &if_info->hwaddr_size))
942 if (len < if_info->hwaddr_size)
945 if_info->hwaddr = talloc_memdup(if_info, pos,
946 if_info->hwaddr_size);
947 pos += if_info->hwaddr_size;
948 len -= if_info->hwaddr_size;
950 if (read_string(if_info, &pos, &len, &if_info->name))
953 if_info->link = *(bool *)pos;
954 pos += sizeof(if_info->link);
956 sysinfo->interfaces[i] = if_info;
959 /* number of interfaces */
960 if (read_u32(&pos, &len, &sysinfo->n_blockdevs))
963 sysinfo->blockdevs = talloc_array(sysinfo, struct blockdev_info *,
964 sysinfo->n_blockdevs);
966 for (i = 0; i < sysinfo->n_blockdevs; i++) {
967 struct blockdev_info *bd_info = talloc(sysinfo,
968 struct blockdev_info);
970 if (read_string(bd_info, &pos, &len, &bd_info->name))
973 if (read_string(bd_info, &pos, &len, &bd_info->uuid))
976 if (read_string(bd_info, &pos, &len, &bd_info->mountpoint))
979 sysinfo->blockdevs[i] = bd_info;
982 for (i = 0; i < HWADDR_SIZE; i++) {
984 sysinfo->bmc_mac = talloc_memdup(sysinfo, pos, HWADDR_SIZE);
997 static int pb_protocol_deserialise_config_interface(const char **buf,
998 unsigned int *len, struct interface_config *iface)
1002 if (*len < sizeof(iface->hwaddr))
1005 memcpy(iface->hwaddr, *buf, sizeof(iface->hwaddr));
1006 *buf += sizeof(iface->hwaddr);
1007 *len -= sizeof(iface->hwaddr);
1009 if (read_u32(buf, len, &tmp))
1011 iface->ignore = !!tmp;
1016 if (read_u32(buf, len, &iface->method))
1019 if (iface->method == CONFIG_METHOD_STATIC) {
1020 if (read_string(iface, buf, len, &iface->static_config.address))
1023 if (read_string(iface, buf, len, &iface->static_config.gateway))
1026 if (read_string(iface, buf, len, &iface->static_config.url))
1030 if (read_u32(buf, len, &tmp))
1032 iface->override = !!tmp;
1037 int pb_protocol_deserialise_config(struct config *config,
1038 const struct pb_protocol_message *message)
1040 unsigned int len, i, tmp;
1045 len = message->payload_len;
1046 pos = message->payload;
1048 if (read_u32(&pos, &len, &tmp))
1050 config->autoboot_enabled = !!tmp;
1052 if (read_u32(&pos, &len, &config->autoboot_timeout_sec))
1055 if (read_u32(&pos, &len, &tmp))
1057 config->safe_mode = !!tmp;
1059 if (read_u32(&pos, &len, &config->network.n_interfaces))
1062 config->network.interfaces = talloc_array(config,
1063 struct interface_config *, config->network.n_interfaces);
1065 for (i = 0; i < config->network.n_interfaces; i++) {
1066 struct interface_config *iface = talloc_zero(
1067 config->network.interfaces,
1068 struct interface_config);
1069 if (pb_protocol_deserialise_config_interface(&pos, &len, iface))
1071 config->network.interfaces[i] = iface;
1074 if (read_u32(&pos, &len, &config->network.n_dns_servers))
1076 config->network.dns_servers = talloc_array(config, const char *,
1077 config->network.n_dns_servers);
1079 for (i = 0; i < config->network.n_dns_servers; i++) {
1080 if (read_string(config->network.dns_servers, &pos, &len, &str))
1082 config->network.dns_servers[i] = str;
1085 if (read_u32(&pos, &len, &config->n_autoboot_opts))
1087 config->autoboot_opts = talloc_array(config, struct autoboot_option,
1088 config->n_autoboot_opts);
1090 for (i = 0; i < config->n_autoboot_opts; i++) {
1091 if (read_u32(&pos, &len, &tmp))
1093 config->autoboot_opts[i].boot_type = (int)tmp;
1094 if (config->autoboot_opts[i].boot_type == BOOT_DEVICE_TYPE) {
1095 if (read_u32(&pos, &len, &tmp))
1097 config->autoboot_opts[i].type = tmp;
1099 if (read_string(config, &pos, &len, &str))
1101 config->autoboot_opts[i].uuid = str;
1105 if (read_u32(&pos, &len, &config->ipmi_bootdev))
1107 if (read_u32(&pos, &len, &tmp))
1109 config->ipmi_bootdev_persistent = !!tmp;
1111 if (read_u32(&pos, &len, &tmp))
1113 config->allow_writes = !!tmp;
1115 if (read_u32(&pos, &len, &config->n_consoles))
1118 config->consoles = talloc_array(config, char *, config->n_consoles);
1119 for (i = 0; i < config->n_consoles; i++) {
1120 if (read_string(config->consoles, &pos, &len, &str))
1122 config->consoles[i] = str;
1125 if (read_string(config, &pos, &len, &str))
1128 config->boot_console = str;
1130 if (read_u32(&pos, &len, &tmp))
1132 config->manual_console = !!tmp;
1134 if (read_string(config, &pos, &len, &str))