Diff: c_api/telemetry_utils.cpp

Revision:

6:f5e1b079bffd

Parent:

5:cd94bb58e096

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/c_api/telemetry_utils.cpp	Wed Mar 09 13:41:27 2016 +0000
@@ -0,0 +1,160 @@
+#include "telemetry_utils.h"
+
+uint32_t emplace(TM_msg* m, char * buf, size_t bufSize)
+{
+  if(m->type != TM_string)
+    return 0;
+
+  uint32_t size = m->size;
+
+  if(bufSize - 1 < size)
+    size = bufSize - 1;
+
+  strncpy(buf, (char*)(m->buffer), size);
+  buf[size] = '\0';
+
+  return 1;
+}
+
+uint32_t emplace_u8(TM_msg* m, uint8_t* dst)
+{
+  if(m->type != TM_uint8)
+    return 0;
+
+  memcpy(dst,m->buffer,1);
+  return 1;
+}
+
+uint32_t emplace_u16(TM_msg* m, uint16_t* dst)
+{
+  if(m->type != TM_uint16)
+    return 0;
+
+  memcpy(dst,m->buffer,2);
+  return 1;
+}
+
+uint32_t emplace_u32(TM_msg* m, uint32_t* dst)
+{
+  if(m->type != TM_uint32)
+    return 0;
+
+  memcpy(dst,m->buffer,4);
+  return 1;
+}
+
+uint32_t emplace_i8(TM_msg* m, int8_t* dst)
+{
+  if(m->type != TM_int8)
+    return 0;
+
+  memcpy(dst,m->buffer,1);
+  return 1;
+}
+
+uint32_t emplace_i16(TM_msg* m, int16_t* dst)
+{
+  if(m->type != TM_int16)
+    return 0;
+
+  memcpy(dst,m->buffer,2);
+  return 1;
+}
+
+uint32_t emplace_i32(TM_msg* m, int32_t* dst)
+{
+  if(m->type != TM_int32)
+    return 0;
+
+  memcpy(dst,m->buffer,4);
+  return 1;
+}
+
+uint32_t emplace_f32(TM_msg* m, float* dst)
+{
+  if(m->type != TM_float32)
+    return 0;
+
+  memcpy(dst,m->buffer,4);
+  return 1;
+}
+
+uint32_t match(TM_msg * m, const char * topicToMatch)
+{
+  if(strcmp(m->topic,topicToMatch) == 0)
+    return 1;
+
+  return 0;
+}
+
+uint32_t fullmatch(TM_msg * m, const char * topicToMatch, TM_type typeToMatch)
+{
+  if(strcmp(m->topic,topicToMatch) == 0 && m->type == typeToMatch)
+    return 1;
+
+  return 0;
+}
+
+uint32_t update(TM_msg * msg, const char *topic, char *var, size_t bufSize)
+{
+   if(strcmp(topic,msg->topic) == 0)
+    return emplace(msg, var, bufSize);
+
+   return 0;
+}
+
+uint32_t update_u8(TM_msg * msg, const char *topic, uint8_t *var)
+{
+   if(strcmp(topic,msg->topic) == 0)
+    return emplace_u8(msg, var);
+
+   return 0;
+}
+
+uint32_t update_u16(TM_msg * msg, const char *topic, uint16_t *var)
+{
+   if(strcmp(topic,msg->topic) == 0)
+    return emplace_u16(msg, var);
+
+   return 0;
+}
+
+uint32_t update_u32(TM_msg * msg, const char *topic, uint32_t *var)
+{
+   if(strcmp(topic,msg->topic) == 0)
+     return emplace_u32(msg, var);
+
+   return 0;
+}
+
+uint32_t update_i8(TM_msg * msg, const char *topic, int8_t *var)
+{
+   if(strcmp(topic,msg->topic) == 0)
+    return emplace_i8(msg, var);
+
+   return 0;
+}
+
+uint32_t update_i16(TM_msg * msg, const char *topic, int16_t *var)
+{
+   if(strcmp(topic,msg->topic) == 0)
+    return emplace_i16(msg, var);
+
+   return 0;
+}
+
+uint32_t update_i32(TM_msg * msg, const char *topic, int32_t *var)
+{
+    if(strcmp(topic,msg->topic) == 0)
+      return emplace_i32(msg, var);
+
+   return 0;
+}
+
+uint32_t update_f32(TM_msg * msg, const char *topic, float *var)
+{
+  if(strcmp(topic,msg->topic) == 0)
+    return emplace_f32(msg, var);
+
+   return 0;
+}