I really don't like the fact that this compiles

2 files changed, 48 insertions, 2 deletions

diff --git a/src/Makefile b/src/Makefile
index d638619..a8853be 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -7,9 +7,9 @@ CC		 = $(CROSS)cc
 CFLAGS		+= -I$(INCLUDE_PATH)
 LDFLAGS		+=
 
-HEADERS		= audio.h mixer.h riff.h
+HEADERS		= audio.h mixer.h synth.h riff.h
 
-OBJS		= audio.o mixer.o riff.o
+OBJS		= audio.o mixer.o synth.o riff.o
 
 VERSION_MAJOR	= 0
 VERSION_MINOR	= 0.1
diff --git a/src/synth.c b/src/synth.c
new file mode 100644
index 0000000..96c6d83
--- /dev/null
+++ b/src/synth.c
@@ -0,0 +1,46 @@
+#include <stdlib.h>
+
+#include <xas/synth.h>
+
+xas_synth *xas_synth_new(size_t sample_rate,
+                             xas_synth_callback_sample  sample,
+                             xas_synth_callback_destroy destroy,
+                             void *ctx) {
+    xas_synth *synth;
+
+    if ((synth = malloc(sizeof(*synth))) == NULL) {
+        goto error_malloc_synth;
+    }
+
+    synth->sample_rate = sample_rate;
+    synth->sample      = sample;
+    synth->destroy     = destroy;
+    synth->ctx         = ctx;
+
+    return synth;
+
+error_malloc_synth:
+    return NULL;
+}
+
+void xas_synth_destroy(xas_synth *synth) {
+    if (synth->destroy) {
+        synth->destroy(synth, synth->ctx);
+    }
+}
+
+int16_t xas_synth_sample(xas_synth *synth) {
+   return synth->sample(synth, synth->ctx);
+}
+
+ssize_t xas_synth_fill(xas_synth *synth,
+                         int16_t *samples,
+                         size_t count) {
+    size_t i;
+
+    for (i=0; i<count; i++) {
+        samples[i] = synth->sample(synth, synth->ctx);
+    }
+
+    return count;
+}