all: uci libuci.$(SHLIB_EXT) uci-static ucimap-example
-$(eval $(call add_dep,libuci,file.c history.c list.c util.c uci.h uci_config.h uci_internal.h))
+$(eval $(call add_dep,libuci,history.c list.c util.c uci.h uci_config.h uci_internal.h))
$(eval $(call add_dep,ucimap,uci.h uci_config.h ucimap.h))
cli.o: cli.c uci.h uci_config.h
ucimap.c: ucimap.h uci.h
-libuci.a: libuci.static.o ucimap.static.o
+libuci.a: libuci.static.o ucimap.static.o file.static.o
rm -f $@
$(AR) rc $@ $^
$(RANLIB) $@
-libuci.$(SHLIB_EXT): libuci.shared.o ucimap.shared.o
+libuci.$(SHLIB_EXT): libuci.shared.o file.shared.o ucimap.shared.o
$(LINK) $(SHLIB_FLAGS) -o $(SHLIB_FILE) $^ $(LIBS)
ln -sf $(SHLIB_FILE) $@
#include <stdio.h>
#include <ctype.h>
#include <glob.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "uci.h"
+#include "uci_internal.h"
+
+#define LINEBUF 32
+#define LINEBUF_MAX 4096
+
+/*
+ * Fetch a new line from the input stream and resize buffer if necessary
+ */
+__private void uci_getln(struct uci_context *ctx, int offset)
+{
+ struct uci_parse_context *pctx = ctx->pctx;
+ char *p;
+ int ofs;
+
+ if (pctx->buf == NULL) {
+ pctx->buf = uci_malloc(ctx, LINEBUF);
+ pctx->bufsz = LINEBUF;
+ }
+
+ ofs = offset;
+ do {
+ p = &pctx->buf[ofs];
+ p[ofs] = 0;
+
+ p = fgets(p, pctx->bufsz - ofs, pctx->file);
+ if (!p || !*p)
+ return;
+
+ ofs += strlen(p);
+ if (pctx->buf[ofs - 1] == '\n') {
+ pctx->line++;
+ pctx->buf[ofs - 1] = 0;
+ return;
+ }
+
+ if (pctx->bufsz > LINEBUF_MAX/2)
+ uci_parse_error(ctx, p, "line too long");
+
+ pctx->bufsz *= 2;
+ pctx->buf = uci_realloc(ctx, pctx->buf, pctx->bufsz);
+ } while (1);
+}
+
+
+/*
+ * parse a character escaped by '\'
+ * returns true if the escaped character is to be parsed
+ * returns false if the escaped character is to be ignored
+ */
+static inline bool parse_backslash(struct uci_context *ctx, char **str)
+{
+ /* skip backslash */
+ *str += 1;
+
+ /* undecoded backslash at the end of line, fetch the next line */
+ if (!**str) {
+ *str += 1;
+ uci_getln(ctx, *str - ctx->pctx->buf);
+ return false;
+ }
+
+ /* FIXME: decode escaped char, necessary? */
+ return true;
+}
+
+/*
+ * move the string pointer forward until a non-whitespace character or
+ * EOL is reached
+ */
+static void skip_whitespace(struct uci_context *ctx, char **str)
+{
+restart:
+ while (**str && isspace(**str))
+ *str += 1;
+
+ if (**str == '\\') {
+ if (!parse_backslash(ctx, str))
+ goto restart;
+ }
+}
+
+static inline void addc(char **dest, char **src)
+{
+ **dest = **src;
+ *dest += 1;
+ *src += 1;
+}
+
+/*
+ * parse a double quoted string argument from the command line
+ */
+static void parse_double_quote(struct uci_context *ctx, char **str, char **target)
+{
+ char c;
+
+ /* skip quote character */
+ *str += 1;
+
+ while ((c = **str)) {
+ switch(c) {
+ case '"':
+ **target = 0;
+ *str += 1;
+ return;
+ case '\\':
+ if (!parse_backslash(ctx, str))
+ continue;
+ /* fall through */
+ default:
+ addc(target, str);
+ break;
+ }
+ }
+ uci_parse_error(ctx, *str, "unterminated \"");
+}
+
+/*
+ * parse a single quoted string argument from the command line
+ */
+static void parse_single_quote(struct uci_context *ctx, char **str, char **target)
+{
+ char c;
+ /* skip quote character */
+ *str += 1;
+
+ while ((c = **str)) {
+ switch(c) {
+ case '\'':
+ **target = 0;
+ *str += 1;
+ return;
+ default:
+ addc(target, str);
+ }
+ }
+ uci_parse_error(ctx, *str, "unterminated '");
+}
+
+/*
+ * parse a string from the command line and detect the quoting style
+ */
+static void parse_str(struct uci_context *ctx, char **str, char **target)
+{
+ bool next = true;
+ do {
+ switch(**str) {
+ case '\'':
+ parse_single_quote(ctx, str, target);
+ break;
+ case '"':
+ parse_double_quote(ctx, str, target);
+ break;
+ case '#':
+ **str = 0;
+ /* fall through */
+ case 0:
+ goto done;
+ case ';':
+ next = false;
+ goto done;
+ case '\\':
+ if (!parse_backslash(ctx, str))
+ continue;
+ /* fall through */
+ default:
+ addc(target, str);
+ break;
+ }
+ } while (**str && !isspace(**str));
+done:
+
+ /*
+ * if the string was unquoted and we've stopped at a whitespace
+ * character, skip to the next one, because the whitespace will
+ * be overwritten by a null byte here
+ */
+ if (**str && next)
+ *str += 1;
+
+ /* terminate the parsed string */
+ **target = 0;
+}
+
+/*
+ * extract the next argument from the command line
+ */
+static char *next_arg(struct uci_context *ctx, char **str, bool required, bool name)
+{
+ char *val;
+ char *ptr;
+
+ val = ptr = *str;
+ skip_whitespace(ctx, str);
+ if(*str[0] == ';') {
+ *str[0] = 0;
+ *str += 1;
+ } else {
+ parse_str(ctx, str, &ptr);
+ }
+ if (!*val) {
+ if (required)
+ uci_parse_error(ctx, *str, "insufficient arguments");
+ goto done;
+ }
+
+ if (name && !uci_validate_name(val))
+ uci_parse_error(ctx, val, "invalid character in field");
+
+done:
+ return val;
+}
+
+int uci_parse_argument(struct uci_context *ctx, FILE *stream, char **str, char **result)
+{
+ UCI_HANDLE_ERR(ctx);
+ UCI_ASSERT(ctx, str != NULL);
+ UCI_ASSERT(ctx, result != NULL);
+
+ if (ctx->pctx && (ctx->pctx->file != stream))
+ uci_cleanup(ctx);
+
+ if (!ctx->pctx)
+ uci_alloc_parse_context(ctx);
+
+ ctx->pctx->file = stream;
+
+ if (!*str) {
+ uci_getln(ctx, 0);
+ *str = ctx->pctx->buf;
+ }
+
+ *result = next_arg(ctx, str, false, false);
+
+ return 0;
+}
+
+static int
+uci_fill_ptr(struct uci_context *ctx, struct uci_ptr *ptr, struct uci_element *e, bool complete)
+{
+ UCI_ASSERT(ctx, ptr != NULL);
+ UCI_ASSERT(ctx, e != NULL);
+
+ memset(ptr, 0, sizeof(struct uci_ptr));
+ switch(e->type) {
+ case UCI_TYPE_OPTION:
+ ptr->o = uci_to_option(e);
+ goto fill_option;
+ case UCI_TYPE_SECTION:
+ ptr->s = uci_to_section(e);
+ goto fill_section;
+ case UCI_TYPE_PACKAGE:
+ ptr->p = uci_to_package(e);
+ goto fill_package;
+ default:
+ UCI_THROW(ctx, UCI_ERR_INVAL);
+ }
+
+fill_option:
+ ptr->option = ptr->o->e.name;
+ ptr->s = ptr->o->section;
+fill_section:
+ ptr->section = ptr->s->e.name;
+ ptr->p = ptr->s->package;
+fill_package:
+ ptr->package = ptr->p->e.name;
+
+ ptr->flags |= UCI_LOOKUP_DONE;
+ if (complete)
+ ptr->flags |= UCI_LOOKUP_COMPLETE;
+
+ return 0;
+}
+
-static struct uci_backend uci_file_backend;
/*
* verify that the end of the line or command is reached.
ctx->internal = !pctx->merge;
UCI_NESTED(uci_add_section, ctx, pctx->package, type, &pctx->section);
} else {
- UCI_NESTED(uci_fill_ptr, ctx, &ptr, &pctx->package->e, false);
+ uci_fill_ptr(ctx, &ptr, &pctx->package->e, false);
e = uci_lookup_list(&pctx->package->sections, name);
if (e)
ptr.s = uci_to_section(e);
value = next_arg(ctx, str, false, false);
assert_eol(ctx, str);
- UCI_NESTED(uci_fill_ptr, ctx, &ptr, &pctx->section->e, false);
+ uci_fill_ptr(ctx, &ptr, &pctx->section->e, false);
e = uci_lookup_list(&pctx->section->options, name);
if (e)
ptr.o = uci_to_option(e);
return package;
}
-static UCI_BACKEND(uci_file_backend, "file",
+__private UCI_BACKEND(uci_file_backend, "file",
.load = uci_file_load,
.commit = uci_file_commit,
.list_configs = uci_list_config_files,
}
/* returns the number of changes that were successfully parsed */
-static int uci_load_history(struct uci_context *ctx, struct uci_package *p, bool flush)
+__private int uci_load_history(struct uci_context *ctx, struct uci_package *p, bool flush)
{
struct uci_element *e;
char *filename = NULL;
[UCI_ERR_UNKNOWN] = "Unknown error",
};
-static void uci_cleanup(struct uci_context *ctx);
static void uci_unload_plugin(struct uci_context *ctx, struct uci_plugin *p);
#include "uci_internal.h"
#include "util.c"
#include "list.c"
#include "history.c"
-#include "file.c"
/* exported functions */
struct uci_context *uci_alloc_context(void)
return 0;
}
-static void uci_cleanup(struct uci_context *ctx)
+__private void uci_cleanup(struct uci_context *ctx)
{
struct uci_parse_context *pctx;
* GNU General Public License for more details.
*/
-/* initialize a list head/item */
-static inline void uci_list_init(struct uci_list *ptr)
-{
- ptr->prev = ptr;
- ptr->next = ptr;
-}
-
-/* inserts a new list entry after a given entry */
-static inline void uci_list_insert(struct uci_list *list, struct uci_list *ptr)
-{
- list->next->prev = ptr;
- ptr->prev = list;
- ptr->next = list->next;
- list->next = ptr;
-}
-
-/* inserts a new list entry at the tail of the list */
-static inline void uci_list_add(struct uci_list *head, struct uci_list *ptr)
-{
- /* NB: head->prev points at the tail */
- uci_list_insert(head->prev, ptr);
-}
-
-static inline void uci_list_del(struct uci_list *ptr)
-{
- struct uci_list *next, *prev;
-
- next = ptr->next;
- prev = ptr->prev;
-
- prev->next = next;
- next->prev = prev;
-
- uci_list_init(ptr);
-}
-
-static inline void uci_list_set_pos(struct uci_list *head, struct uci_list *ptr, int pos)
+static void uci_list_set_pos(struct uci_list *head, struct uci_list *ptr, int pos)
{
struct uci_list *new_head = head;
struct uci_element *p = NULL;
}
/* fix up an unnamed section, e.g. after adding options to it */
-static void uci_fixup_section(struct uci_context *ctx, struct uci_section *s)
+__private void uci_fixup_section(struct uci_context *ctx, struct uci_section *s)
{
unsigned int hash = ~0;
struct uci_element *e;
return p;
}
-static void
+__private void
uci_free_package(struct uci_package **package)
{
struct uci_element *e, *tmp;
*e = NULL;
}
-static inline struct uci_element *
+__private struct uci_element *
uci_lookup_list(struct uci_list *list, const char *name)
{
struct uci_element *e;
return 0;
}
-int
-uci_fill_ptr(struct uci_context *ctx, struct uci_ptr *ptr, struct uci_element *e, bool complete)
-{
- UCI_HANDLE_ERR(ctx);
- UCI_ASSERT(ctx, ptr != NULL);
- UCI_ASSERT(ctx, e != NULL);
-
- memset(ptr, 0, sizeof(struct uci_ptr));
- switch(e->type) {
- case UCI_TYPE_OPTION:
- ptr->o = uci_to_option(e);
- goto fill_option;
- case UCI_TYPE_SECTION:
- ptr->s = uci_to_section(e);
- goto fill_section;
- case UCI_TYPE_PACKAGE:
- ptr->p = uci_to_package(e);
- goto fill_package;
- default:
- UCI_THROW(ctx, UCI_ERR_INVAL);
- }
-
-fill_option:
- ptr->option = ptr->o->e.name;
- ptr->s = ptr->o->section;
-fill_section:
- ptr->section = ptr->s->e.name;
- ptr->p = ptr->s->package;
-fill_package:
- ptr->package = ptr->p->e.name;
-
- ptr->flags |= UCI_LOOKUP_DONE;
- if (complete)
- ptr->flags |= UCI_LOOKUP_COMPLETE;
-
- return 0;
-}
-
static struct uci_element *
expand_ptr(struct uci_context *ctx, struct uci_ptr *ptr, bool complete)
{
#ifndef __UCI_INTERNAL_H
#define __UCI_INTERNAL_H
+#define __private __attribute__((visibility("hidden")))
#define __public
#ifdef UCI_PLUGIN_SUPPORT
#define __plugin extern
__plugin void uci_free_history(struct uci_history *h);
__plugin struct uci_package *uci_alloc_package(struct uci_context *ctx, const char *name);
+__private FILE *uci_open_stream(struct uci_context *ctx, const char *filename, int pos, bool write, bool create);
+__private void uci_close_stream(FILE *stream);
+__private void uci_getln(struct uci_context *ctx, int offset);
+
+__private void uci_parse_error(struct uci_context *ctx, char *pos, char *reason);
+__private void uci_alloc_parse_context(struct uci_context *ctx);
+
+__private void uci_cleanup(struct uci_context *ctx);
+__private struct uci_element *uci_lookup_list(struct uci_list *list, const char *name);
+__private void uci_fixup_section(struct uci_context *ctx, struct uci_section *s);
+__private void uci_free_package(struct uci_package **package);
+
+__private int uci_load_history(struct uci_context *ctx, struct uci_package *p, bool flush);
+
+static inline bool uci_validate_package(const char *str)
+{
+ return uci_validate_str(str, false);
+}
+
+static inline bool uci_validate_type(const char *str)
+{
+ return uci_validate_str(str, false);
+}
+
+static inline bool uci_validate_name(const char *str)
+{
+ return uci_validate_str(str, true);
+}
+
+/* initialize a list head/item */
+static inline void uci_list_init(struct uci_list *ptr)
+{
+ ptr->prev = ptr;
+ ptr->next = ptr;
+}
+
+/* inserts a new list entry after a given entry */
+static inline void uci_list_insert(struct uci_list *list, struct uci_list *ptr)
+{
+ list->next->prev = ptr;
+ ptr->prev = list;
+ ptr->next = list->next;
+ list->next = ptr;
+}
+
+/* inserts a new list entry at the tail of the list */
+static inline void uci_list_add(struct uci_list *head, struct uci_list *ptr)
+{
+ /* NB: head->prev points at the tail */
+ uci_list_insert(head->prev, ptr);
+}
+
+static inline void uci_list_del(struct uci_list *ptr)
+{
+ struct uci_list *next, *prev;
+
+ next = ptr->next;
+ prev = ptr->prev;
+
+ prev->next = next;
+ next->prev = prev;
+
+ uci_list_init(ptr);
+}
+
+
+extern struct uci_backend uci_file_backend;
+
#ifdef UCI_PLUGIN_SUPPORT
/**
* uci_add_backend: add an extra backend
#include <fcntl.h>
#include <errno.h>
-#define LINEBUF 32
-#define LINEBUF_MAX 4096
-
__plugin void *uci_malloc(struct uci_context *ctx, size_t size)
{
void *ptr;
return true;
}
-static inline bool uci_validate_package(const char *str)
-{
- return uci_validate_str(str, false);
-}
-
-static inline bool uci_validate_type(const char *str)
-{
- return uci_validate_str(str, false);
-}
-
-static inline bool uci_validate_name(const char *str)
-{
- return uci_validate_str(str, true);
-}
-
bool uci_validate_text(const char *str)
{
while (*str) {
return true;
}
-static void uci_alloc_parse_context(struct uci_context *ctx)
+__private void uci_alloc_parse_context(struct uci_context *ctx)
{
ctx->pctx = (struct uci_parse_context *) uci_malloc(ctx, sizeof(struct uci_parse_context));
}
}
-static void uci_parse_error(struct uci_context *ctx, char *pos, char *reason)
+__private void uci_parse_error(struct uci_context *ctx, char *pos, char *reason)
{
struct uci_parse_context *pctx = ctx->pctx;
}
-/*
- * Fetch a new line from the input stream and resize buffer if necessary
- */
-static void uci_getln(struct uci_context *ctx, int offset)
-{
- struct uci_parse_context *pctx = ctx->pctx;
- char *p;
- int ofs;
-
- if (pctx->buf == NULL) {
- pctx->buf = uci_malloc(ctx, LINEBUF);
- pctx->bufsz = LINEBUF;
- }
-
- ofs = offset;
- do {
- p = &pctx->buf[ofs];
- p[ofs] = 0;
-
- p = fgets(p, pctx->bufsz - ofs, pctx->file);
- if (!p || !*p)
- return;
-
- ofs += strlen(p);
- if (pctx->buf[ofs - 1] == '\n') {
- pctx->line++;
- pctx->buf[ofs - 1] = 0;
- return;
- }
-
- if (pctx->bufsz > LINEBUF_MAX/2)
- uci_parse_error(ctx, p, "line too long");
-
- pctx->bufsz *= 2;
- pctx->buf = uci_realloc(ctx, pctx->buf, pctx->bufsz);
- } while (1);
-}
-
-/*
- * parse a character escaped by '\'
- * returns true if the escaped character is to be parsed
- * returns false if the escaped character is to be ignored
- */
-static inline bool parse_backslash(struct uci_context *ctx, char **str)
-{
- /* skip backslash */
- *str += 1;
-
- /* undecoded backslash at the end of line, fetch the next line */
- if (!**str) {
- *str += 1;
- uci_getln(ctx, *str - ctx->pctx->buf);
- return false;
- }
-
- /* FIXME: decode escaped char, necessary? */
- return true;
-}
-
-/*
- * move the string pointer forward until a non-whitespace character or
- * EOL is reached
- */
-static void skip_whitespace(struct uci_context *ctx, char **str)
-{
-restart:
- while (**str && isspace(**str))
- *str += 1;
-
- if (**str == '\\') {
- if (!parse_backslash(ctx, str))
- goto restart;
- }
-}
-
-static inline void addc(char **dest, char **src)
-{
- **dest = **src;
- *dest += 1;
- *src += 1;
-}
-
-/*
- * parse a double quoted string argument from the command line
- */
-static void parse_double_quote(struct uci_context *ctx, char **str, char **target)
-{
- char c;
-
- /* skip quote character */
- *str += 1;
-
- while ((c = **str)) {
- switch(c) {
- case '"':
- **target = 0;
- *str += 1;
- return;
- case '\\':
- if (!parse_backslash(ctx, str))
- continue;
- /* fall through */
- default:
- addc(target, str);
- break;
- }
- }
- uci_parse_error(ctx, *str, "unterminated \"");
-}
-
-/*
- * parse a single quoted string argument from the command line
- */
-static void parse_single_quote(struct uci_context *ctx, char **str, char **target)
-{
- char c;
- /* skip quote character */
- *str += 1;
-
- while ((c = **str)) {
- switch(c) {
- case '\'':
- **target = 0;
- *str += 1;
- return;
- default:
- addc(target, str);
- }
- }
- uci_parse_error(ctx, *str, "unterminated '");
-}
-
-/*
- * parse a string from the command line and detect the quoting style
- */
-static void parse_str(struct uci_context *ctx, char **str, char **target)
-{
- bool next = true;
- do {
- switch(**str) {
- case '\'':
- parse_single_quote(ctx, str, target);
- break;
- case '"':
- parse_double_quote(ctx, str, target);
- break;
- case '#':
- **str = 0;
- /* fall through */
- case 0:
- goto done;
- case ';':
- next = false;
- goto done;
- case '\\':
- if (!parse_backslash(ctx, str))
- continue;
- /* fall through */
- default:
- addc(target, str);
- break;
- }
- } while (**str && !isspace(**str));
-done:
-
- /*
- * if the string was unquoted and we've stopped at a whitespace
- * character, skip to the next one, because the whitespace will
- * be overwritten by a null byte here
- */
- if (**str && next)
- *str += 1;
-
- /* terminate the parsed string */
- **target = 0;
-}
-
-/*
- * extract the next argument from the command line
- */
-static char *next_arg(struct uci_context *ctx, char **str, bool required, bool name)
-{
- char *val;
- char *ptr;
-
- val = ptr = *str;
- skip_whitespace(ctx, str);
- if(*str[0] == ';') {
- *str[0] = 0;
- *str += 1;
- } else {
- parse_str(ctx, str, &ptr);
- }
- if (!*val) {
- if (required)
- uci_parse_error(ctx, *str, "insufficient arguments");
- goto done;
- }
-
- if (name && !uci_validate_name(val))
- uci_parse_error(ctx, val, "invalid character in field");
-
-done:
- return val;
-}
-
-int uci_parse_argument(struct uci_context *ctx, FILE *stream, char **str, char **result)
-{
- UCI_HANDLE_ERR(ctx);
- UCI_ASSERT(ctx, str != NULL);
- UCI_ASSERT(ctx, result != NULL);
-
- if (ctx->pctx && (ctx->pctx->file != stream))
- uci_cleanup(ctx);
-
- if (!ctx->pctx)
- uci_alloc_parse_context(ctx);
-
- ctx->pctx->file = stream;
-
- if (!*str) {
- uci_getln(ctx, 0);
- *str = ctx->pctx->buf;
- }
-
- *result = next_arg(ctx, str, false, false);
-
- return 0;
-}
-
/*
* open a stream and go to the right position
* note: when opening for write and seeking to the beginning of
* the stream, truncate the file
*/
-static FILE *uci_open_stream(struct uci_context *ctx, const char *filename, int pos, bool write, bool create)
+__private FILE *uci_open_stream(struct uci_context *ctx, const char *filename, int pos, bool write, bool create)
{
struct stat statbuf;
FILE *file = NULL;
return file;
}
-static void uci_close_stream(FILE *stream)
+__private void uci_close_stream(FILE *stream)
{
int fd;
projects / oweals / uci.git / commitdiff