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author | wm4 <wm4@nowhere> | 2018-05-17 15:29:03 +0200 |
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committer | wm4 <wm4@nowhere> | 2018-05-24 19:56:34 +0200 |
commit | cec37e98d59af3bf91ffc4d44eedee809ab3acc7 (patch) | |
tree | a20b2c94893fe7955414a4a6e182fc895f2b2215 /misc/node.c | |
parent | ec7d1e86b60f1c684bc9778a9ce958a9ecd54735 (diff) | |
download | mpv-cec37e98d59af3bf91ffc4d44eedee809ab3acc7.tar.bz2 mpv-cec37e98d59af3bf91ffc4d44eedee809ab3acc7.tar.xz |
misc: move some helper code from client.c
(Slightly oddly function names, because I want to avoid starting them
with mpv_*, which is reserved for public API.)
Diffstat (limited to 'misc/node.c')
-rw-r--r-- | misc/node.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/misc/node.c b/misc/node.c index f5fb8da0e9..9b45291a5f 100644 --- a/misc/node.c +++ b/misc/node.c @@ -94,3 +94,55 @@ mpv_node *node_map_get(mpv_node *src, const char *key) return NULL; } + +// Note: for MPV_FORMAT_NODE_MAP, this (incorrectly) takes the order into +// account, instead of treating it as set. +bool equal_mpv_value(const void *a, const void *b, mpv_format format) +{ + switch (format) { + case MPV_FORMAT_NONE: + return true; + case MPV_FORMAT_STRING: + case MPV_FORMAT_OSD_STRING: + return strcmp(*(char **)a, *(char **)b) == 0; + case MPV_FORMAT_FLAG: + return *(int *)a == *(int *)b; + case MPV_FORMAT_INT64: + return *(int64_t *)a == *(int64_t *)b; + case MPV_FORMAT_DOUBLE: + return *(double *)a == *(double *)b; + case MPV_FORMAT_NODE: + return equal_mpv_node(a, b); + case MPV_FORMAT_BYTE_ARRAY: { + const struct mpv_byte_array *a_r = a, *b_r = b; + if (a_r->size != b_r->size) + return false; + return memcmp(a_r->data, b_r->data, a_r->size) == 0; + } + case MPV_FORMAT_NODE_ARRAY: + case MPV_FORMAT_NODE_MAP: + { + mpv_node_list *l_a = *(mpv_node_list **)a, *l_b = *(mpv_node_list **)b; + if (l_a->num != l_b->num) + return false; + for (int n = 0; n < l_a->num; n++) { + if (format == MPV_FORMAT_NODE_MAP) { + if (strcmp(l_a->keys[n], l_b->keys[n]) != 0) + return false; + } + if (!equal_mpv_node(&l_a->values[n], &l_b->values[n])) + return false; + } + return true; + } + } + abort(); // supposed to be able to handle all defined types +} + +// Remarks see equal_mpv_value(). +bool equal_mpv_node(const struct mpv_node *a, const struct mpv_node *b) +{ + if (a->format != b->format) + return false; + return equal_mpv_value(&a->u, &b->u, a->format); +} |