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modargs: introduce pa_modargs_get_proplist()

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This commit is contained in:
Lennart Poettering 2009-05-27 23:18:17 +02:00
parent 699bd542f3
commit 19d7ced40d
3 changed files with 84 additions and 5 deletions
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73
src/pulsecore/modargs.c
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@ -84,8 +84,11 @@ pa_modargs *pa_modargs_new(const char *args, const char* const* valid_keys) {
KEY,
VALUE_START,
VALUE_SIMPLE,
VALUE_SIMPLE_ESCAPED,
VALUE_DOUBLE_QUOTES,
VALUE_TICKS
VALUE_DOUBLE_QUOTES_ESCAPED,
VALUE_TICKS,
VALUE_TICKS_ESCAPED
} state;
const char *p, *key = NULL, *value = NULL;
@ -131,9 +134,16 @@ pa_modargs *pa_modargs_new(const char *args, const char* const* valid_keys) {
value = p+1;
value_len = 0;
} else if (isspace(*p)) {
if (add_key_value(map, pa_xstrndup(key, key_len), pa_xstrdup(""), valid_keys) < 0)
if (add_key_value(map,
pa_xstrndup(key, key_len),
pa_xstrdup(""),
valid_keys) < 0)
goto fail;
state = WHITESPACE;
} else if (*p == '\\') {
state = VALUE_SIMPLE_ESCAPED;
value = p;
value_len = 1;
} else {
state = VALUE_SIMPLE;
value = p;
@ -143,30 +153,63 @@ pa_modargs *pa_modargs_new(const char *args, const char* const* valid_keys) {
case VALUE_SIMPLE:
if (isspace(*p)) {
if (add_key_value(map, pa_xstrndup(key, key_len), pa_xstrndup(value, value_len), valid_keys) < 0)
if (add_key_value(map,
pa_xstrndup(key, key_len),
pa_unescape(pa_xstrndup(value, value_len)),
valid_keys) < 0)
goto fail;
state = WHITESPACE;
} else if (*p == '\\') {
state = VALUE_SIMPLE_ESCAPED;
value_len++;
} else
value_len++;
break;
case VALUE_SIMPLE_ESCAPED:
state = VALUE_SIMPLE;
value_len++;
break;
case VALUE_DOUBLE_QUOTES:
if (*p == '"') {
if (add_key_value(map, pa_xstrndup(key, key_len), pa_xstrndup(value, value_len), valid_keys) < 0)
if (add_key_value(map,
pa_xstrndup(key, key_len),
pa_unescape(pa_xstrndup(value, value_len)),
valid_keys) < 0)
goto fail;
state = WHITESPACE;
} else if (*p == '\\') {
state = VALUE_DOUBLE_QUOTES_ESCAPED;
value_len++;
} else
value_len++;
break;
case VALUE_DOUBLE_QUOTES_ESCAPED:
state = VALUE_DOUBLE_QUOTES;
value_len++;
break;
case VALUE_TICKS:
if (*p == '\'') {
if (add_key_value(map, pa_xstrndup(key, key_len), pa_xstrndup(value, value_len), valid_keys) < 0)
if (add_key_value(map,
pa_xstrndup(key, key_len),
pa_unescape(pa_xstrndup(value, value_len)),
valid_keys) < 0)
goto fail;
state = WHITESPACE;
} else if (*p == '\\') {
state = VALUE_TICKS_ESCAPED;
value_len++;
} else
value_len++;
break;
case VALUE_TICKS_ESCAPED:
state = VALUE_TICKS;
value_len++;
break;
}
}
@ -352,3 +395,23 @@ int pa_modargs_get_sample_spec_and_channel_map(
return 0;
}
int pa_modargs_get_proplist(pa_modargs *ma, const char *name, pa_proplist *p, pa_update_mode_t m) {
const char *v;
pa_proplist *n;
pa_assert(ma);
pa_assert(name);
pa_assert(p);
if (!(v = pa_modargs_get_value(ma, name, NULL)))
return 0;
if (!(n = pa_proplist_from_string(v)))
return -1;
pa_proplist_update(p, m, n);
pa_proplist_free(n);
return 0;
}