* This file is part of the sigrok project.
*
* Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
+ * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include <Python.h> /* First, so we avoid a _POSIX_C_SOURCE warning. */
#include <stdint.h>
+#include <glib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
/*
* Status/error codes returned by libsigrokdecode functions.
* or reused for different #defines later. You can only add new #defines and
* return codes, but never remove or redefine existing ones.
*/
-#define SIGROKDECODE_OK 0 /* No error */
-#define SIGROKDECODE_ERR -1 /* Generic/unspecified error */
-#define SIGROKDECODE_ERR_MALLOC -2 /* Malloc/calloc/realloc error */
-
-int sigrokdecode_init(void);
-int sigrokdecode_load_decoder_file(const char *name);
-int sigrokdecode_run_decoder(const char *modulename, const char *decodername,
- uint8_t *inbuf, uint64_t inbuflen,
- uint8_t **outbuf, uint64_t *outbuflen);
-int sigrokdecode_shutdown(void);
+#define SRD_OK 0 /**< No error */
+#define SRD_ERR -1 /**< Generic/unspecified error */
+#define SRD_ERR_MALLOC -2 /**< Malloc/calloc/realloc error */
+#define SRD_ERR_ARG -3 /**< Function argument error */
+#define SRD_ERR_BUG -4 /**< Errors hinting at internal bugs */
+#define SRD_ERR_PYTHON -5 /**< Python C API error */
+#define SRD_ERR_DECODERS_DIR -6 /**< Protocol decoder path invalid */
+
+/* libsigrokdecode loglevels. */
+#define SRD_LOG_NONE 0 /**< Output no messages at all. */
+#define SRD_LOG_ERR 1 /**< Output error messages. */
+#define SRD_LOG_WARN 2 /**< Output warnings. */
+#define SRD_LOG_INFO 3 /**< Output informational messages. */
+#define SRD_LOG_DBG 4 /**< Output debug messages. */
+#define SRD_LOG_SPEW 5 /**< Output very noisy debug messages. */
+
+enum {
+ SRD_OUTPUT_ANNOTATION,
+ SRD_OUTPUT_PROTOCOL,
+ SRD_OUTPUT_BINARY,
+ /* When adding an output type, don't forget to expose it to PDs in:
+ * controller.c:PyInit_sigrokdecode()
+ * and add a check in:
+ * module_sigrokdecode.c:Decoder_put()
+ */
+};
+
+#define SRD_MAX_NUM_PROBES 64
+
+/* TODO: Documentation. */
+struct srd_decoder {
+ /** The decoder ID. Must be non-NULL and unique for all decoders. */
+ char *id;
+
+ /** The (short) decoder name. */
+ char *name;
+
+ /** The (long) decoder name. May be NULL. */
+ char *longname;
+
+ /** A (short, one-line) description of the decoder. */
+ char *desc;
+
+ /** A (long, multi-line) description of the decoder. May be NULL. */
+ char *longdesc;
+
+ /** The author of the decoder. May be NULL. */
+ char *author;
+
+ /** An email address of the decoder's author. May be NULL. */
+ char *email;
+
+ /** The license of the decoder. Valid values: "gplv2+", "gplv3+". */
+ char *license;
+
+ /** TODO */
+ char *func;
+
+ /** TODO */
+ GSList *inputformats;
+
+ /** TODO */
+ GSList *outputformats;
+
+ /* List of NULL-terminated char[], containing descriptions of the
+ * supported annotation output.
+ */
+ GSList *annotation;
+
+ /** TODO */
+ PyObject *py_mod;
+
+ /** Python object that performs the decoding */
+ PyObject *py_decobj;
+};
+
+struct srd_decoder_instance {
+ struct srd_decoder *decoder;
+ PyObject *py_instance;
+ GSList *pd_output;
+ int num_probes;
+ int unitsize;
+ uint64_t samplerate;
+};
+
+struct srd_pd_output {
+ int pdo_id;
+ int output_type;
+ struct srd_decoder *decoder;
+ char *protocol_id;
+};
+
+typedef struct {
+ PyObject_HEAD
+ struct srd_decoder_instance *di;
+ unsigned int itercnt;
+ uint8_t *inbuf;
+ uint64_t inbuflen;
+ PyObject *sample;
+} srd_logic;
+
+struct srd_protocol_data {
+ uint64_t start_sample;
+ uint64_t end_sample;
+ struct srd_pd_output *pdo;
+ int annotation_format;
+ void *data;
+};
+
+struct srd_pd_callback {
+ int output_type;
+ void (*callback)(struct srd_protocol_data *);
+};
+
+
+/*--- controller.c ----------------------------------------------------------*/
+
+int srd_init(void);
+int srd_exit(void);
+int set_modulepath(void);
+struct srd_decoder_instance *srd_instance_new(const char *id);
+int srd_instance_set_probe(struct srd_decoder_instance *di,
+ const char *probename, int num);
+int srd_session_start(int num_probes, int unitsize, uint64_t samplerate);
+int srd_run_decoder(uint64_t timeoffset, uint64_t duration,
+ struct srd_decoder_instance *dec, uint8_t *inbuf, uint64_t inbuflen);
+int srd_session_feed(uint64_t timeoffset, uint64_t duration, uint8_t *inbuf,
+ uint64_t inbuflen);
+int pd_add(struct srd_decoder_instance *di, int output_type,
+ char *output_id);
+struct srd_decoder_instance *get_di_by_decobject(void *decobject);
+int srd_register_callback(int output_type, void *cb);
+void *srd_find_callback(int output_type);
+
+/*--- decoder.c -------------------------------------------------------------*/
+
+GSList *srd_list_decoders(void);
+struct srd_decoder *srd_get_decoder_by_id(const char *id);
+int srd_load_decoder(const char *name, struct srd_decoder **dec);
+int srd_unload_decoder(struct srd_decoder *dec);
+int srd_load_all_decoders(void);
+int srd_unload_all_decoders(void);
+
+/*--- util.c ----------------------------------------------------------------*/
+int h_str(PyObject *py_res, const char *key, char **outstr);
+int py_strlist_to_char(PyObject *py_strlist, char ***outstr);
+
+/*--- log.c -----------------------------------------------------------------*/
+
+int srd_set_loglevel(int loglevel);
+int srd_get_loglevel(void);
+
+#ifdef __cplusplus
+}
+#endif
#endif
projects / libsigrokdecode.git / blobdiff