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#include "hybbx/circuit_bridge.h"
#include "hybbx/util.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
typedef struct bridge_load_ctx {
hybbx_circuit_bridge_registry_t *reg;
const hybbx_config_t *reg_config;
} bridge_load_ctx_t;
static int bridge_section_is_numbered_transport(const char *section,
const char *plugin)
{
char prefix[64];
size_t prefix_len;
const char *suffix;
if (section == NULL || plugin == NULL) {
return 0;
}
snprintf(prefix, sizeof(prefix), "transport.%s", plugin);
prefix_len = strlen(prefix);
if (strncmp(section, prefix, prefix_len) != 0) {
return 0;
}
suffix = section + prefix_len;
if (suffix[0] == '\0') {
return 0;
}
while (*suffix != '\0') {
if (*suffix < '0' || *suffix > '9') {
return 0;
}
suffix++;
}
return 1;
}
static int bridge_section_is_numbered_packet_radio(const char *section)
{
return bridge_section_is_numbered_transport(section, "packet_radio");
}
static int bridge_section_is_numbered_ardop(const char *section)
{
return bridge_section_is_numbered_transport(section, "ardop");
}
static int bridge_section_is_numbered_crdop(const char *section)
{
return bridge_section_is_numbered_transport(section, "crdop");
}
static int bridge_section_is_numbered_baycom(const char *section)
{
return bridge_section_is_numbered_transport(section, "baycom");
}
static void bridge_load_section(const char *section, void *userdata)
{
bridge_load_ctx_t *ctx = (bridge_load_ctx_t *)userdata;
hybbx_circuit_bridge_entry_t *entry;
const char *value;
unsigned i;
if (ctx == NULL || ctx->reg == NULL || section == NULL) {
return;
}
if (!bridge_section_is_numbered_packet_radio(section) &&
!bridge_section_is_numbered_ardop(section) &&
!bridge_section_is_numbered_crdop(section) &&
!bridge_section_is_numbered_baycom(section) &&
!bridge_section_is_numbered_transport(section, "mains_proxy")) {
return;
}
if (ctx->reg->count >= HYBBX_CIRCUIT_MAX_LINKS) {
return;
}
entry = &ctx->reg->entries[ctx->reg->count];
memset(entry, 0, sizeof(*entry));
value = hybbx_config_get(ctx->reg_config, section, "link_id", NULL);
if (value == NULL || value[0] == '\0') {
return;
}
hybbx_strlcpy(entry->link_id, value, sizeof(entry->link_id));
for (i = 0; i < ctx->reg->count; i++) {
if (strcmp(ctx->reg->entries[i].link_id, entry->link_id) == 0) {
fprintf(stderr,
"[circuit] bridge: duplicate link_id=%s in [%s] — skipped\n",
entry->link_id, section);
return;
}
}
value = hybbx_config_get(ctx->reg_config, section, "link_password", NULL);
if (value != NULL && value[0] != '\0') {
hybbx_strlcpy(entry->link_password, value, sizeof(entry->link_password));
}
value = hybbx_config_get(ctx->reg_config, section, "link_role", NULL);
if (value != NULL && value[0] != '\0') {
hybbx_strlcpy(entry->link_role, value, sizeof(entry->link_role));
} else if (bridge_section_is_numbered_transport(section, "mains_proxy")) {
hybbx_strlcpy(entry->link_role, "proxy", sizeof(entry->link_role));
} else {
hybbx_strlcpy(entry->link_role, "link", sizeof(entry->link_role));
}
value = hybbx_config_get(ctx->reg_config, section, "frequency_mhz", NULL);
if (value == NULL || value[0] == '\0') {
value = hybbx_config_get(ctx->reg_config, section, "frequency", NULL);
}
if (value != NULL && value[0] != '\0') {
double mhz = strtod(value, NULL);
if (mhz > 0.0) {
entry->frequency_mhz = mhz;
}
}
ctx->reg->count++;
}
void hybbx_circuit_bridge_clear(hybbx_circuit_bridge_registry_t *reg)
{
if (reg == NULL) {
return;
}
memset(reg, 0, sizeof(*reg));
}
hybbx_result_t hybbx_circuit_bridge_load(hybbx_circuit_bridge_registry_t *reg,
const hybbx_config_t *config)
{
bridge_load_ctx_t ctx;
if (reg == NULL || config == NULL) {
return HYBBX_ERR_INVALID;
}
hybbx_circuit_bridge_clear(reg);
ctx.reg = reg;
ctx.reg_config = config;
hybbx_config_foreach_section(config, bridge_load_section, &ctx);
return HYBBX_OK;
}
const hybbx_circuit_bridge_entry_t *hybbx_circuit_bridge_find(
const hybbx_circuit_bridge_registry_t *reg, const char *link_id)
{
unsigned i;
if (reg == NULL || link_id == NULL || link_id[0] == '\0') {
return NULL;
}
for (i = 0; i < reg->count; i++) {
if (strcmp(reg->entries[i].link_id, link_id) == 0) {
return ®->entries[i];
}
}
return NULL;
}
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