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decoder: return const decoder_plugin structs

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The decoder_plugin structs must never change.  Don't work with
non-const pointers.
This commit is contained in:
Max Kellermann
2008-11-01 14:51:41 +01:00
parent 83f6222ae7
commit 5036368f54
7 changed files with 24 additions and 20 deletions
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15
src/decoder_list.c
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@@ -65,12 +65,12 @@ static int stringFoundInStringArray(const char *const*array, const char *suffix)
return 0;
}
struct decoder_plugin *decoder_plugin_from_suffix(const char *suffix,
unsigned int next)
const struct decoder_plugin *
decoder_plugin_from_suffix(const char *suffix, unsigned int next)
{
static ListNode *pos;
ListNode *node;
struct decoder_plugin *plugin;
const struct decoder_plugin *plugin;
if (suffix == NULL)
return NULL;
@@ -95,8 +95,8 @@ struct decoder_plugin *decoder_plugin_from_suffix(const char *suffix,
return NULL;
}
struct decoder_plugin *decoder_plugin_from_mime_type(const char *mimeType,
unsigned int next)
const struct decoder_plugin *
decoder_plugin_from_mime_type(const char *mimeType, unsigned int next)
{
static ListNode *pos;
ListNode *node;
@@ -119,13 +119,14 @@ struct decoder_plugin *decoder_plugin_from_mime_type(const char *mimeType,
return NULL;
}
struct decoder_plugin *decoder_plugin_from_name(const char *name)
const struct decoder_plugin *
decoder_plugin_from_name(const char *name)
{
void *plugin = NULL;
findInList(inputPlugin_list, name, &plugin);
return (struct decoder_plugin *) plugin;
return (const struct decoder_plugin *) plugin;
}
void decoder_plugin_print_all_suffixes(FILE * fp)