diff options
| -rw-r--r-- | include/usbg/usbg.h | 16 | ||||
| -rw-r--r-- | src/usbg.c | 82 |
2 files changed, 98 insertions, 0 deletions
diff --git a/include/usbg/usbg.h b/include/usbg/usbg.h index 82eaef3..6fee7e1 100644 --- a/include/usbg/usbg.h +++ b/include/usbg/usbg.h @@ -182,6 +182,7 @@ typedef enum F_PHONET, F_FFS, F_MASS_STORAGE, + F_MIDI, USBG_FUNCTION_TYPE_MAX, } usbg_function_type; @@ -246,6 +247,19 @@ typedef struct { } usbg_f_ms_attrs; /** + * @typedef usbg_f_midi_attrs + * @brief Attributes for the MIDI function + */ +typedef struct { + int index; + const char *id; + unsigned int in_ports; + unsigned int out_ports; + unsigned int buflen; + unsigned int qlen; +} usbg_f_midi_attrs; + +/** * @typedef attrs * @brief Attributes for a given function type */ @@ -255,6 +269,7 @@ typedef union { usbg_f_phonet_attrs phonet; usbg_f_ffs_attrs ffs; usbg_f_ms_attrs ms; + usbg_f_midi_attrs midi; } usbg_f_attrs; typedef enum { @@ -263,6 +278,7 @@ typedef enum { USBG_F_ATTRS_PHONET, USBG_F_ATTRS_FFS, USBG_F_ATTRS_MS, + USBG_F_ATTRS_MIDI, } usbg_f_attrs_type; typedef struct { @@ -51,6 +51,7 @@ const char *function_names[] = "phonet", "ffs", "mass_storage", + "midi", }; ARRAY_SIZE_SENTINEL(function_names, USBG_FUNCTION_TYPE_MAX); @@ -252,6 +253,9 @@ int usbg_lookup_function_attrs_type(int f_type) case F_MASS_STORAGE: ret = USBG_F_ATTRS_MS; break; + case F_MIDI: + ret = USBG_F_ATTRS_MIDI; + break; default: ret = USBG_ERROR_NOT_SUPPORTED; } @@ -1051,6 +1055,39 @@ out: return ret; } +static int usbg_parse_function_midi_attrs(usbg_function *f, + usbg_f_midi_attrs *attrs) +{ + int ret; + + ret = usbg_read_dec(f->path, f->name, "index", &(attrs->index)); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_read_string_alloc(f->path, f->name, "id", &(attrs->id)); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_read_dec(f->path, f->name, "in_ports", (int*)&(attrs->in_ports)); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_read_dec(f->path, f->name, "out_ports", (int*)&(attrs->out_ports)); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_read_dec(f->path, f->name, "buflen", (int*)&(attrs->buflen)); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_read_dec(f->path, f->name, "qlen", (int*)&(attrs->qlen)); + if (ret != USBG_SUCCESS) + goto out; + +out: + return ret; +} + static int usbg_parse_function_attrs(usbg_function *f, usbg_function_attrs *f_attrs) { @@ -1099,6 +1136,11 @@ static int usbg_parse_function_attrs(usbg_function *f, ret = usbg_parse_function_ms_attrs(f, &(f_attrs->attrs.ms)); break; + case USBG_F_ATTRS_MIDI: + f_attrs->header.attrs_type = USBG_F_ATTRS_MIDI; + ret = usbg_parse_function_midi_attrs(f, &(f_attrs->attrs.midi)); + break; + default: ERROR("Unsupported function type\n"); ret = USBG_ERROR_NOT_SUPPORTED; @@ -2922,6 +2964,11 @@ void usbg_cleanup_function_attrs(usbg_function_attrs *f_attrs) break; } + case USBG_F_ATTRS_MIDI: + free((char*)attrs->midi.id); + attrs->midi.id = NULL; + break; + default: ERROR("Unsupported attrs type\n"); break; @@ -3123,6 +3170,37 @@ out: return ret; } +int usbg_set_function_midi_attrs(usbg_function *f, + const usbg_f_midi_attrs *attrs) +{ + int ret; + + ret = usbg_write_dec(f->path, f->name, "index", attrs->index); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_write_string(f->path, f->name, "id", attrs->id); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_write_dec(f->path, f->name, "in_ports", attrs->in_ports); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_write_dec(f->path, f->name, "out_ports", attrs->out_ports); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_write_dec(f->path, f->name, "buflen", attrs->buflen); + if (ret != USBG_SUCCESS) + goto out; + + ret = usbg_write_dec(f->path, f->name, "qlen", attrs->qlen); + +out: + return ret; +} + int usbg_set_function_attrs(usbg_function *f, const usbg_function_attrs *f_attrs) { @@ -3170,6 +3248,10 @@ int usbg_set_function_attrs(usbg_function *f, ret = usbg_set_function_ms_attrs(f, &f_attrs->attrs.ms); break; + case USBG_F_ATTRS_MIDI: + ret = usbg_set_function_midi_attrs(f, &f_attrs->attrs.midi); + break; + default: ERROR("Unsupported function type\n"); ret = USBG_ERROR_NOT_SUPPORTED; |