diff options
author | Lennart Poettering <lennart@poettering.net> | 2004-07-17 14:12:30 +0000 |
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committer | Lennart Poettering <lennart@poettering.net> | 2004-07-17 14:12:30 +0000 |
commit | 41f6aea8fdbc744c13bc461056a2d694a5c4d06f (patch) | |
tree | 1e23911c1f61c66df3fba272af53475508a7a7ce /src/modargs.c | |
parent | 563201e128d600ec1ae4a33ca81d03b776501f82 (diff) |
rename src to polyp
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@90 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/modargs.c')
-rw-r--r-- | src/modargs.c | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/src/modargs.c b/src/modargs.c deleted file mode 100644 index 280a546d..00000000 --- a/src/modargs.c +++ /dev/null @@ -1,288 +0,0 @@ -/* $Id$ */ - -/*** - This file is part of polypaudio. - - polypaudio is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 2 of the License, - or (at your option) any later version. - - polypaudio is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with polypaudio; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <ctype.h> -#include <assert.h> -#include <stdlib.h> -#include <string.h> - -#include "hashmap.h" -#include "modargs.h" -#include "idxset.h" -#include "sample-util.h" -#include "namereg.h" -#include "sink.h" -#include "source.h" - -struct pa_modargs; - -struct entry { - char *key, *value; -}; - -static int add_key_value(struct pa_hashmap *map, char *key, char *value, const char* const* valid_keys) { - struct entry *e; - assert(map && key && value); - - if (valid_keys) { - const char*const* v; - for (v = valid_keys; *v; v++) - if (strcmp(*v, key) == 0) - break; - - if (!*v) { - free(key); - free(value); - return -1; - } - } - - e = malloc(sizeof(struct entry)); - assert(e); - e->key = key; - e->value = value; - pa_hashmap_put(map, key, e); - return 0; -} - -struct pa_modargs *pa_modargs_new(const char *args, const char* const* valid_keys) { - struct pa_hashmap *map = NULL; - - map = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); - assert(map); - - if (args) { - enum { WHITESPACE, KEY, VALUE_START, VALUE_SIMPLE, VALUE_DOUBLE_QUOTES, VALUE_TICKS } state; - const char *p, *key, *value; - size_t key_len, value_len; - - key = value = NULL; - state = WHITESPACE; - for (p = args; *p; p++) { - switch (state) { - case WHITESPACE: - if (*p == '=') - goto fail; - else if (!isspace(*p)) { - key = p; - state = KEY; - key_len = 1; - } - break; - case KEY: - if (*p == '=') - state = VALUE_START; - else - key_len++; - break; - case VALUE_START: - if (*p == '\'') { - state = VALUE_TICKS; - value = p+1; - value_len = 0; - } else if (*p == '"') { - state = VALUE_DOUBLE_QUOTES; - value = p+1; - value_len = 0; - } else if (isspace(*p)) { - if (add_key_value(map, strndup(key, key_len), strdup(""), valid_keys) < 0) - goto fail; - state = WHITESPACE; - } else { - state = VALUE_SIMPLE; - value = p; - value_len = 1; - } - break; - case VALUE_SIMPLE: - if (isspace(*p)) { - if (add_key_value(map, strndup(key, key_len), strndup(value, value_len), valid_keys) < 0) - goto fail; - state = WHITESPACE; - } else - value_len++; - break; - case VALUE_DOUBLE_QUOTES: - if (*p == '"') { - if (add_key_value(map, strndup(key, key_len), strndup(value, value_len), valid_keys) < 0) - goto fail; - state = WHITESPACE; - } else - value_len++; - break; - case VALUE_TICKS: - if (*p == '\'') { - if (add_key_value(map, strndup(key, key_len), strndup(value, value_len), valid_keys) < 0) - goto fail; - state = WHITESPACE; - } else - value_len++; - break; - } - } - - if (state == VALUE_START) { - if (add_key_value(map, strndup(key, key_len), strdup(""), valid_keys) < 0) - goto fail; - } else if (state == VALUE_SIMPLE) { - if (add_key_value(map, strndup(key, key_len), strdup(value), valid_keys) < 0) - goto fail; - } else if (state != WHITESPACE) - goto fail; - } - - return (struct pa_modargs*) map; - -fail: - - if (map) - pa_modargs_free((struct pa_modargs*) map); - - return NULL; -} - - -static void free_func(void *p, void*userdata) { - struct entry *e = p; - assert(e); - free(e->key); - free(e->value); - free(e); -} - -void pa_modargs_free(struct pa_modargs*ma) { - struct pa_hashmap *map = (struct pa_hashmap*) ma; - pa_hashmap_free(map, free_func, NULL); -} - -const char *pa_modargs_get_value(struct pa_modargs *ma, const char *key, const char *def) { - struct pa_hashmap *map = (struct pa_hashmap*) ma; - struct entry*e; - - if (!(e = pa_hashmap_get(map, key))) - return def; - - return e->value; -} - -int pa_modargs_get_value_u32(struct pa_modargs *ma, const char *key, uint32_t *value) { - const char *v; - char *e; - unsigned long l; - assert(ma && key && value); - - if (!(v = pa_modargs_get_value(ma, key, NULL))) - return 0; - - if (!*v) - return -1; - - l = strtoul(v, &e, 0); - if (*e) - return -1; - - *value = (uint32_t) l; - return 0; -} - -int pa_modargs_get_sample_spec(struct pa_modargs *ma, struct pa_sample_spec *rss) { - const char *format; - uint32_t channels; - struct pa_sample_spec ss; - assert(ma && rss); - - ss = *rss; - if ((pa_modargs_get_value_u32(ma, "rate", &ss.rate)) < 0) - return -1; - - channels = ss.channels; - if ((pa_modargs_get_value_u32(ma, "channels", &channels)) < 0) - return -1; - ss.channels = (uint8_t) channels; - - if ((format = pa_modargs_get_value(ma, "format", NULL))) { - if (strcmp(format, "s16le") == 0) - ss.format = PA_SAMPLE_S16LE; - else if (strcmp(format, "s16be") == 0) - ss.format = PA_SAMPLE_S16BE; - else if (strcmp(format, "s16ne") == 0 || strcmp(format, "s16") == 0 || strcmp(format, "16") == 0) - ss.format = PA_SAMPLE_S16NE; - else if (strcmp(format, "u8") == 0 || strcmp(format, "8") == 0) - ss.format = PA_SAMPLE_U8; - else if (strcmp(format, "float32") == 0 || strcmp(format, "float32ne") == 0) - ss.format = PA_SAMPLE_FLOAT32; - else if (strcmp(format, "float32le") == 0) - ss.format = PA_SAMPLE_FLOAT32LE; - else if (strcmp(format, "float32be") == 0) - ss.format = PA_SAMPLE_FLOAT32BE; - else if (strcmp(format, "ulaw") == 0) - ss.format = PA_SAMPLE_ULAW; - else if (strcmp(format, "alaw") == 0) - ss.format = PA_SAMPLE_ALAW; - else - return -1; - } - - if (!pa_sample_spec_valid(&ss)) - return -1; - - *rss = ss; - - return 0; -} - -int pa_modargs_get_source_index(struct pa_modargs *ma, struct pa_core *c, uint32_t *index) { - const char *t; - assert(ma && index); - - if (!(t = pa_modargs_get_value(ma, "source", NULL))) - *index = PA_IDXSET_INVALID; - else { - struct pa_source *source; - if (!(source = pa_namereg_get(c, t, PA_NAMEREG_SOURCE))) - return -1; - - *index = source->index; - } - - return 0; -} - -int pa_modargs_get_sink_index(struct pa_modargs *ma, struct pa_core *c, uint32_t *index) { - const char *t; - assert(ma && index); - - if (!(t = pa_modargs_get_value(ma, "sink", NULL))) - *index = PA_IDXSET_INVALID; - else { - struct pa_sink *sink; - if (!(sink = pa_namereg_get(c, t, PA_NAMEREG_SINK))) - return -1; - - *index = sink->index; - } - - return 0; -} |