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- #include <string.h>
- #include <stdlib.h>
- #include "include/ucix.h"
- static struct uci_ptr ptr;
- static inline int ucix_get_ptr(struct uci_context *ctx, const char *p, const char *s, const char *o, const char *t)
- {
- memset(&ptr, 0, sizeof(ptr));
- ptr.package = p;
- ptr.section = s;
- ptr.option = o;
- ptr.value = t;
- return uci_lookup_ptr(ctx, &ptr, NULL, true);
- }
- struct uci_context* ucix_init(const char *config_file)
- {
- struct uci_context *ctx = uci_alloc_context();
- if(!ctx)
- return NULL;
- uci_add_delta_path(ctx, "/var/state");
- if(uci_load(ctx, config_file, NULL) != UCI_OK)
- {
- printf("%s/%s is missing or corrupt\n", ctx->savedir, config_file);
- return NULL;
- }
- return ctx;
- }
- struct uci_context* ucix_init_path(const char *path, const char *config_file)
- {
- struct uci_context *ctx = uci_alloc_context();
- if(!ctx)
- return NULL;
- if(path)
- {
- uci_set_savedir(ctx, path);
- }
- if(uci_load(ctx, config_file, NULL) != UCI_OK)
- {
- printf("%s/%s is missing or corrupt\n", ctx->savedir, config_file);
- return NULL;
- }
- return ctx;
- }
- void ucix_cleanup(struct uci_context *ctx)
- {
- if(ctx)
- {
- uci_free_context(ctx);
- }
- }
- int ucix_save(struct uci_context *ctx, const char *p)
- {
- if(ucix_get_ptr(ctx, p, NULL, NULL, NULL))
- return 1;
- uci_set_savedir(ctx, "/tmp/.uci/");
- uci_save(ctx, ptr.p);
- return 0;
- }
- int ucix_save_state(struct uci_context *ctx, const char *p)
- {
- if(ucix_get_ptr(ctx, p, NULL, NULL, NULL))
- return 1;
- uci_set_savedir(ctx, "/var/state/");
- uci_save(ctx, ptr.p);
- return 0;
- }
- int ucix_get_option_list(struct uci_context *ctx, const char *p,
- const char *s, const char *o, struct list_head *l)
- {
- struct uci_element *e = NULL;
- if(ucix_get_ptr(ctx, p, s, o, NULL))
- return 1;
- if (!(ptr.flags & UCI_LOOKUP_COMPLETE))
- return 1;
- e = ptr.last;
- switch (e->type)
- {
- case UCI_TYPE_OPTION:
- switch(ptr.o->type) {
- case UCI_TYPE_LIST:
- uci_foreach_element(&ptr.o->v.list, e)
- {
- struct ucilist *ul = malloc(sizeof(struct ucilist));
- ul->val = strdup((e->name)?(e->name):(""));
- INIT_LIST_HEAD(&ul->list);
- list_add(&ul->list, l);
- }
- break;
- default:
- break;
- }
- break;
- default:
- return 1;
- }
- return 0;
- }
- char* ucix_get_option(struct uci_context *ctx, const char *p, const char *s, const char *o)
- {
- struct uci_element *e = NULL;
- const char *value = NULL;
- if(ucix_get_ptr(ctx, p, s, o, NULL))
- return NULL;
- if (!(ptr.flags & UCI_LOOKUP_COMPLETE))
- return NULL;
- e = ptr.last;
- switch (e->type)
- {
- case UCI_TYPE_SECTION:
- value = uci_to_section(e)->type;
- break;
- case UCI_TYPE_OPTION:
- switch(ptr.o->type) {
- case UCI_TYPE_STRING:
- value = ptr.o->v.string;
- break;
- default:
- value = NULL;
- break;
- }
- break;
- default:
- return 0;
- }
- return (value) ? (strdup(value)):(NULL);
- }
- int ucix_get_option_int(struct uci_context *ctx, const char *p, const char *s, const char *o, int def)
- {
- char *tmp = ucix_get_option(ctx, p, s, o);
- int ret = def;
- if (tmp)
- {
- ret = atoi(tmp);
- free(tmp);
- }
- return ret;
- }
- void ucix_add_section(struct uci_context *ctx, const char *p, const char *s, const char *t)
- {
- if(ucix_get_ptr(ctx, p, s, NULL, t))
- return;
- uci_set(ctx, &ptr);
- }
- void ucix_add_option(struct uci_context *ctx, const char *p, const char *s, const char *o, const char *t)
- {
- if(ucix_get_ptr(ctx, p, s, o, (t)?(t):("")))
- return;
- uci_set(ctx, &ptr);
- }
- void ucix_add_option_int(struct uci_context *ctx, const char *p, const char *s, const char *o, int t)
- {
- char tmp[64];
- snprintf(tmp, 64, "%d", t);
- ucix_add_option(ctx, p, s, o, tmp);
- }
- void ucix_del(struct uci_context *ctx, const char *p, const char *s, const char *o)
- {
- if(!ucix_get_ptr(ctx, p, s, o, NULL))
- uci_delete(ctx, &ptr);
- }
- void ucix_revert(struct uci_context *ctx, const char *p, const char *s, const char *o)
- {
- if(!ucix_get_ptr(ctx, p, s, o, NULL))
- uci_revert(ctx, &ptr);
- }
- void ucix_for_each_section_type(struct uci_context *ctx,
- const char *p, const char *t,
- void (*cb)(const char*, void*), void *priv)
- {
- struct uci_element *e;
- if(ucix_get_ptr(ctx, p, NULL, NULL, NULL))
- return;
- uci_foreach_element(&ptr.p->sections, e)
- if (!strcmp(t, uci_to_section(e)->type))
- cb(e->name, priv);
- }
- void ucix_for_each_section_option(struct uci_context *ctx,
- const char *p, const char *s,
- void (*cb)(const char*, const char*, void*), void *priv)
- {
- struct uci_element *e;
- if(ucix_get_ptr(ctx, p, s, NULL, NULL))
- return;
- uci_foreach_element(&ptr.s->options, e)
- {
- struct uci_option *o = uci_to_option(e);
- cb(o->e.name, o->v.string, priv);
- }
- }
- int ucix_commit(struct uci_context *ctx, const char *p)
- {
- if(ucix_get_ptr(ctx, p, NULL, NULL, NULL))
- return 1;
- return uci_commit(ctx, &ptr.p, false);
- }
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