[992] | 1 | //codecfilter_wave.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008 |
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| 5 | * |
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| 6 | * This file is part of roard a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * RoarAudio is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | */ |
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| 24 | |
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| 25 | #include "roard.h" |
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| 26 | |
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| 27 | #ifdef ROAR_HAVE_LIBFISHSOUND |
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| 28 | |
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| 29 | int cf_fishsound_decoded_float (FishSound * fsound, float ** pcm, long frames, void * user_data) { |
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[993] | 30 | struct codecfilter_fishsound_inst * self = (struct codecfilter_fishsound_inst *) user_data; |
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| 31 | struct roar_stream * stream = ROAR_STREAM(self->stream); |
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| 32 | struct roar_buffer * buf; |
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| 33 | int i; |
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| 34 | double s; |
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| 35 | union { |
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| 36 | void * v; |
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| 37 | char * c; |
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| 38 | int16_t * i16; |
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| 39 | int32_t * i32; |
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| 40 | } data; |
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| 41 | |
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| 42 | if (!self->opened) { |
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| 43 | fish_sound_command(fsound, FISH_SOUND_GET_INFO, &(self->fsinfo), |
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| 44 | sizeof(FishSoundInfo)); |
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| 45 | } |
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| 46 | |
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| 47 | if ( roar_buffer_new(&buf, frames*stream->info.bits*stream->info.channels) == -1 ) |
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| 48 | return -1; |
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| 49 | |
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| 50 | if ( roar_buffer_get_data(buf, &data.v) == -1 ) |
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| 51 | return -1; |
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| 52 | |
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| 53 | frames *= self->fsinfo.channels; |
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| 54 | |
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| 55 | switch (stream->info.bits) { |
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| 56 | case 8: |
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| 57 | for (i = 0; i < frames; i++) { |
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| 58 | s = ((float*)pcm)[i]; |
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| 59 | s *= 127; |
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| 60 | data.c[i] = s; |
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| 61 | } |
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| 62 | break; |
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| 63 | case 16: |
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| 64 | for (i = 0; i < frames; i++) { |
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| 65 | s = ((float*)pcm)[i]; |
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| 66 | s *= 32767; |
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| 67 | data.i16[i] = s; |
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| 68 | } |
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| 69 | break; |
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| 70 | case 32: |
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| 71 | for (i = 0; i < frames; i++) { |
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| 72 | s = ((float*)pcm)[i]; |
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| 73 | s *= 2147483647; |
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| 74 | data.i32[i] = s; |
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| 75 | } |
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| 76 | break; |
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| 77 | default: |
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| 78 | return -1; |
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| 79 | } |
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| 80 | |
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| 81 | if ( self->buffer == NULL ) { |
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| 82 | self->buffer = buf; |
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| 83 | } else { |
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| 84 | roar_buffer_add(self->buffer, buf); |
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| 85 | } |
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| 86 | |
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[992] | 87 | return -1; |
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| 88 | } |
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| 89 | |
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| 90 | int cf_fishsound_read_packet (OGGZ * oggz, ogg_packet * op, long serialno, void * user_data) { |
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| 91 | FishSound * fsound = (FishSound *)user_data; |
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| 92 | |
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[993] | 93 | fish_sound_prepare_truncation(fsound, op->granulepos, op->e_o_s); |
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| 94 | fish_sound_decode(fsound, op->packet, op->bytes); |
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[992] | 95 | |
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| 96 | return 0; |
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| 97 | } |
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| 98 | |
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| 99 | int cf_fishsound_open(CODECFILTER_USERDATA_T * inst, int codec, |
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| 100 | struct roar_stream_server * info, |
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| 101 | struct roar_codecfilter * filter) { |
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| 102 | struct codecfilter_fishsound_inst * self = malloc(sizeof(struct codecfilter_fishsound_inst)); |
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| 103 | struct roar_stream * s = ROAR_STREAM(info); |
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| 104 | |
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| 105 | if ( !self ) |
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| 106 | return -1; |
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| 107 | |
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| 108 | if ( s->dir != ROAR_DIR_PLAY ) { |
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| 109 | free(self); |
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| 110 | return -1; |
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| 111 | } |
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| 112 | |
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| 113 | self->stream = info; |
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| 114 | self->opened = 0; |
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[993] | 115 | self->buffer = NULL; |
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[992] | 116 | self->fsound = fish_sound_new(FISH_SOUND_DECODE, &(self->fsinfo)); |
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| 117 | |
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| 118 | fish_sound_set_interleave(self->fsound, 1); |
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| 119 | fish_sound_set_decoded_float_ilv(self->fsound, cf_fishsound_decoded_float, (void*)self); |
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| 120 | |
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| 121 | self->oggz = oggz_new(OGGZ_READ); |
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| 122 | |
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| 123 | oggz_set_read_callback(self->oggz, -1, cf_fishsound_read_packet, self->fsound); |
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| 124 | |
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| 125 | *inst = (CODECFILTER_USERDATA_T) self; |
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| 126 | |
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| 127 | return 0; |
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| 128 | } |
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| 129 | |
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| 130 | int cf_fishsound_close(CODECFILTER_USERDATA_T inst) { |
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| 131 | struct codecfilter_fishsound_inst * self = (struct codecfilter_fishsound_inst *) inst; |
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| 132 | |
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| 133 | if ( inst == NULL ) |
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| 134 | return -1; |
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| 135 | |
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| 136 | oggz_close(self->oggz); |
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| 137 | fish_sound_delete(self->fsound); |
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| 138 | |
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[993] | 139 | if ( self->buffer != NULL ) |
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| 140 | roar_buffer_free(self->buffer); |
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| 141 | |
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[992] | 142 | free(inst); |
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| 143 | return 0; |
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| 144 | } |
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| 145 | |
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| 146 | int cf_fishsound_read(CODECFILTER_USERDATA_T inst, char * buf, int len) { |
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| 147 | struct codecfilter_fishsound_inst * self = (struct codecfilter_fishsound_inst *) inst; |
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| 148 | struct roar_stream * s = ROAR_STREAM(self->stream); |
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| 149 | long inlen; |
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| 150 | |
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| 151 | /* |
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| 152 | if ( self->opened ) { |
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| 153 | // return stream_vio_s_read(self->stream, buf, len); |
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| 154 | } else { |
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| 155 | /-* |
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| 156 | if (stream_vio_s_read(self->stream, tbuf, 44) != 44) { |
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| 157 | return -1; |
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| 158 | } |
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| 159 | *ä/ |
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| 160 | |
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| 161 | self->opened = 1; |
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| 162 | |
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| 163 | errno = EAGAIN; |
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| 164 | return -1; |
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| 165 | } |
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| 166 | */ |
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| 167 | |
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| 168 | if ( (inlen = stream_vio_s_read(self->stream, buf, len)) == -1 ) |
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| 169 | return -1; |
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| 170 | |
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| 171 | oggz_read_input(self->oggz, (unsigned char *)buf, inlen); |
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| 172 | |
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| 173 | if ( !self->opened ) { |
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| 174 | s->info.channels = self->fsinfo.channels; |
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| 175 | s->info.rate = self->fsinfo.samplerate; |
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| 176 | s->info.bits = g_sa->bits; |
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| 177 | s->info.codec = ROAR_CODEC_NATIVE; |
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[993] | 178 | self->opened = 1; |
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| 179 | errno = EAGAIN; |
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| 180 | return -1; |
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[992] | 181 | } |
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| 182 | |
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| 183 | return -1; |
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| 184 | } |
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| 185 | |
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| 186 | #endif |
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| 187 | |
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| 188 | //ll |
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