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authorDavid Robillard <d@drobilla.net>2012-03-16 16:29:16 +0000
committerDavid Robillard <d@drobilla.net>2012-03-16 16:29:16 +0000
commit62481d1cd30c78b90747370b620b26f0dd8ebae8 (patch)
tree58dff75651a60f412474f23760a664cae1689cc0 /lv2/lv2plug.in/ns
parentd2b55bbfe730fb286156a69ce4f9d9c1e38e8c95 (diff)
downloadlv2-62481d1cd30c78b90747370b620b26f0dd8ebae8.tar.xz
Improve documentation.
Use char* for strings.
Diffstat (limited to 'lv2/lv2plug.in/ns')
-rw-r--r--lv2/lv2plug.in/ns/ext/atom/forge.h166
1 files changed, 99 insertions, 67 deletions
diff --git a/lv2/lv2plug.in/ns/ext/atom/forge.h b/lv2/lv2plug.in/ns/ext/atom/forge.h
index 981d2b4..a19c131 100644
--- a/lv2/lv2plug.in/ns/ext/atom/forge.h
+++ b/lv2/lv2plug.in/ns/ext/atom/forge.h
@@ -61,12 +61,15 @@ typedef void* LV2_Atom_Forge_Sink_Handle;
typedef intptr_t LV2_Atom_Forge_Ref;
/** Sink function for writing output. See lv2_atom_forge_set_sink(). */
-typedef LV2_Atom_Forge_Ref (*LV2_Atom_Forge_Sink)(
- LV2_Atom_Forge_Sink_Handle handle, const void* buf, uint32_t size);
+typedef LV2_Atom_Forge_Ref
+(*LV2_Atom_Forge_Sink)(LV2_Atom_Forge_Sink_Handle handle,
+ const void* buf,
+ uint32_t size);
/** Function for resolving a reference. See lv2_atom_forge_set_sink(). */
-typedef LV2_Atom* (*LV2_Atom_Forge_Deref_Func)(
- LV2_Atom_Forge_Sink_Handle handle, LV2_Atom_Forge_Ref ref);
+typedef LV2_Atom*
+(*LV2_Atom_Forge_Deref_Func)(LV2_Atom_Forge_Sink_Handle handle,
+ LV2_Atom_Forge_Ref ref);
/** A stack frame used for keeping track of nested Atom containers. */
typedef struct _LV2_Atom_Forge_Frame {
@@ -104,6 +107,53 @@ typedef struct {
LV2_URID Vector;
} LV2_Atom_Forge;
+static inline void
+lv2_atom_forge_set_buffer(LV2_Atom_Forge* forge, uint8_t* buf, size_t size);
+
+/**
+ Initialise @p forge.
+
+ URIs will be mapped using @p map and stored, a reference to @p map itself is
+ not held.
+*/
+static inline void
+lv2_atom_forge_init(LV2_Atom_Forge* forge, LV2_URID_Map* map)
+{
+ lv2_atom_forge_set_buffer(forge, NULL, 0);
+ forge->stack = NULL;
+ forge->Blank = map->map(map->handle, LV2_ATOM__Blank);
+ forge->Bool = map->map(map->handle, LV2_ATOM__Bool);
+ forge->Double = map->map(map->handle, LV2_ATOM__Double);
+ forge->Float = map->map(map->handle, LV2_ATOM__Float);
+ forge->Int32 = map->map(map->handle, LV2_ATOM__Int32);
+ forge->Int64 = map->map(map->handle, LV2_ATOM__Int64);
+ forge->Literal = map->map(map->handle, LV2_ATOM__Literal);
+ forge->Path = map->map(map->handle, LV2_ATOM__Path);
+ forge->Property = map->map(map->handle, LV2_ATOM__Property);
+ forge->Resource = map->map(map->handle, LV2_ATOM__Resource);
+ forge->Sequence = map->map(map->handle, LV2_ATOM__Sequence);
+ forge->String = map->map(map->handle, LV2_ATOM__String);
+ forge->Tuple = map->map(map->handle, LV2_ATOM__Tuple);
+ forge->URI = map->map(map->handle, LV2_ATOM__URI);
+ forge->URID = map->map(map->handle, LV2_ATOM__URID);
+ forge->Vector = map->map(map->handle, LV2_ATOM__Vector);
+}
+
+static inline LV2_Atom*
+lv2_atom_forge_deref(LV2_Atom_Forge* forge, LV2_Atom_Forge_Ref ref)
+{
+ if (forge->buf) {
+ return (LV2_Atom*)ref;
+ } else {
+ return forge->deref(forge->handle, ref);
+ }
+}
+
+/**
+ @name Object Stack
+ @{
+*/
+
/**
Push a stack frame.
This is done automatically by container functions (which take a stack frame
@@ -129,6 +179,20 @@ lv2_atom_forge_pop(LV2_Atom_Forge* forge, LV2_Atom_Forge_Frame* frame)
forge->stack = frame->parent;
}
+/** Return true iff the top of the stack has the given type. */
+static inline bool
+lv2_atom_forge_top_is(LV2_Atom_Forge* forge, uint32_t type)
+{
+ return forge->stack &&
+ lv2_atom_forge_deref(forge, forge->stack->ref)->type == type;
+}
+
+/**
+ @}
+ @name Output Configuration
+ @{
+*/
+
/** Set the output buffer where @p forge will write atoms. */
static inline void
lv2_atom_forge_set_buffer(LV2_Atom_Forge* forge, uint8_t* buf, size_t size)
@@ -171,43 +235,10 @@ lv2_atom_forge_set_sink(LV2_Atom_Forge* forge,
}
/**
- Initialise @p forge.
-
- URIs will be mapped using @p map and stored, a reference to @p map itself is
- not held.
+ @}
+ @name Low Level Output
+ @{
*/
-static inline void
-lv2_atom_forge_init(LV2_Atom_Forge* forge, LV2_URID_Map* map)
-{
- lv2_atom_forge_set_buffer(forge, NULL, 0);
- forge->stack = NULL;
- forge->Blank = map->map(map->handle, LV2_ATOM__Blank);
- forge->Bool = map->map(map->handle, LV2_ATOM__Bool);
- forge->Double = map->map(map->handle, LV2_ATOM__Double);
- forge->Float = map->map(map->handle, LV2_ATOM__Float);
- forge->Int32 = map->map(map->handle, LV2_ATOM__Int32);
- forge->Int64 = map->map(map->handle, LV2_ATOM__Int64);
- forge->Literal = map->map(map->handle, LV2_ATOM__Literal);
- forge->Path = map->map(map->handle, LV2_ATOM__Path);
- forge->Property = map->map(map->handle, LV2_ATOM__Property);
- forge->Resource = map->map(map->handle, LV2_ATOM__Resource);
- forge->Sequence = map->map(map->handle, LV2_ATOM__Sequence);
- forge->String = map->map(map->handle, LV2_ATOM__String);
- forge->Tuple = map->map(map->handle, LV2_ATOM__Tuple);
- forge->URI = map->map(map->handle, LV2_ATOM__URI);
- forge->URID = map->map(map->handle, LV2_ATOM__URID);
- forge->Vector = map->map(map->handle, LV2_ATOM__Vector);
-}
-
-static inline LV2_Atom*
-lv2_atom_forge_deref(LV2_Atom_Forge* forge, LV2_Atom_Forge_Ref ref)
-{
- if (forge->buf) {
- return (LV2_Atom*)ref;
- } else {
- return forge->deref(forge->handle, ref);
- }
-}
/**
Write raw output. This is used internally, but is also useful for writing
@@ -255,6 +286,25 @@ lv2_atom_forge_write(LV2_Atom_Forge* forge, const void* data, uint32_t size)
return out;
}
+/** Write a null-terminated string body. */
+static inline LV2_Atom_Forge_Ref
+lv2_atom_forge_string_body(LV2_Atom_Forge* forge,
+ const char* str,
+ uint32_t len)
+{
+ LV2_Atom_Forge_Ref out = lv2_atom_forge_raw(forge, str, len);
+ if (out && (out = lv2_atom_forge_raw(forge, "", 1))) {
+ lv2_atom_forge_pad(forge, len + 1);
+ }
+ return out;
+}
+
+/**
+ @}
+ @name Atom Output
+ @{
+*/
+
/** Write an atom:Atom header. */
static inline LV2_Atom_Forge_Ref
lv2_atom_forge_atom(LV2_Atom_Forge* forge, uint32_t size, uint32_t type)
@@ -263,14 +313,6 @@ lv2_atom_forge_atom(LV2_Atom_Forge* forge, uint32_t size, uint32_t type)
return lv2_atom_forge_raw(forge, &a, sizeof(a));
}
-/** Return true iff the top of the stack has the given type. */
-static inline bool
-lv2_atom_forge_top_is(LV2_Atom_Forge* forge, uint32_t type)
-{
- return forge->stack &&
- lv2_atom_forge_deref(forge, forge->stack->ref)->type == type;
-}
-
/** Write a primitive (fixed-size) atom. */
static inline LV2_Atom_Forge_Ref
lv2_atom_forge_primitive(LV2_Atom_Forge* forge, const LV2_Atom* a)
@@ -330,25 +372,11 @@ lv2_atom_forge_urid(LV2_Atom_Forge* forge, LV2_URID id)
return lv2_atom_forge_primitive(forge, &a.atom);
}
-/** Write a string body. Used internally. */
-static inline LV2_Atom_Forge_Ref
-lv2_atom_forge_string_body(LV2_Atom_Forge* forge,
- const uint8_t* str,
- uint32_t len)
-{
- LV2_Atom_Forge_Ref out = 0;
- if ( (out = lv2_atom_forge_raw(forge, str, len))
- && (out = lv2_atom_forge_raw(forge, "", 1))) {
- lv2_atom_forge_pad(forge, len + 1);
- }
- return out;
-}
-
/** Write an atom compatible with atom:String. Used internally. */
static inline LV2_Atom_Forge_Ref
lv2_atom_forge_typed_string(LV2_Atom_Forge* forge,
uint32_t type,
- const uint8_t* str,
+ const char* str,
uint32_t len)
{
const LV2_Atom_String a = { { len + 1, type } };
@@ -365,7 +393,7 @@ lv2_atom_forge_typed_string(LV2_Atom_Forge* forge,
/** Write an atom:String. Note that @p str need not be NULL terminated. */
static inline LV2_Atom_Forge_Ref
-lv2_atom_forge_string(LV2_Atom_Forge* forge, const uint8_t* str, uint32_t len)
+lv2_atom_forge_string(LV2_Atom_Forge* forge, const char* str, uint32_t len)
{
return lv2_atom_forge_typed_string(forge, forge->String, str, len);
}
@@ -376,14 +404,14 @@ lv2_atom_forge_string(LV2_Atom_Forge* forge, const uint8_t* str, uint32_t len)
a mapped URI, use lv2_atom_forge_urid().
*/
static inline LV2_Atom_Forge_Ref
-lv2_atom_forge_uri(LV2_Atom_Forge* forge, const uint8_t* uri, uint32_t len)
+lv2_atom_forge_uri(LV2_Atom_Forge* forge, const char* uri, uint32_t len)
{
return lv2_atom_forge_typed_string(forge, forge->URI, uri, len);
}
/** Write an atom:Path. Note that @p path need not be NULL terminated. */
static inline LV2_Atom_Forge_Ref
-lv2_atom_forge_path(LV2_Atom_Forge* forge, const uint8_t* path, uint32_t len)
+lv2_atom_forge_path(LV2_Atom_Forge* forge, const char* path, uint32_t len)
{
return lv2_atom_forge_typed_string(forge, forge->Path, path, len);
}
@@ -391,7 +419,7 @@ lv2_atom_forge_path(LV2_Atom_Forge* forge, const uint8_t* path, uint32_t len)
/** Write an atom:Literal. */
static inline LV2_Atom_Forge_Ref
lv2_atom_forge_literal(LV2_Atom_Forge* forge,
- const uint8_t* str,
+ const char* str,
uint32_t len,
uint32_t datatype,
uint32_t lang)
@@ -580,6 +608,10 @@ lv2_atom_forge_beat_time(LV2_Atom_Forge* forge, double beats)
return lv2_atom_forge_write(forge, &beats, sizeof(beats));
}
+/**
+ @}
+*/
+
#ifdef __cplusplus
} /* extern "C" */
#endif