matroskadec.s

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.file	1 "matroskadec.c"
.section .mdebug.abi32
.previous
.section	.text.matroska_read_seek,"ax",@progbits
.align	2
.align	5
.ent	matroska_read_seek
.type	matroska_read_seek, @function
matroska_read_seek:
.frame	$sp,48,$31		# vars= 0, regs= 5/0, args= 24, gp= 0
.mask	0x800f0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-48
sll	$5,$5,2
sw	$19,36($sp)
sw	$16,24($sp)
sw	$31,40($sp)
sw	$18,32($sp)
sw	$17,28($sp)
addu	$5,$5,$4
lw	$18,100($5)
lw	$19,64($sp)
move	$16,$4
sw	$19,16($sp)
move	$4,$18
jal	av_index_search_timestamp
lw	$17,12($16)

sll	$4,$2,5
sll	$3,$2,3
subu	$3,$4,$3
bltz	$2,$L2
addiu	$4,$16,16

lw	$2,144($18)
addu	$2,$3,$2
lw	$6,0($2)
lw	$7,4($2)
jal	url_fseek
sw	$0,16($sp)

srl	$4,$19,2
xori	$4,$4,0x1
andi	$4,$4,0x1
sw	$4,428($17)
sw	$18,432($17)
sw	$0,384($17)
sw	$0,404($17)
$L2:
lw	$31,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
move	$2,$0
j	$31
addiu	$sp,$sp,48

.set	macro
.set	reorder
.end	matroska_read_seek
.section	.text.matroska_read_close,"ax",@progbits
.align	2
.align	5
.ent	matroska_read_close
.type	matroska_read_close, @function
matroska_read_close:
.frame	$sp,40,$31		# vars= 0, regs= 6/0, args= 16, gp= 0
.mask	0x801f0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-40
sw	$31,36($sp)
sw	$20,32($sp)
sw	$19,28($sp)
sw	$18,24($sp)
sw	$17,20($sp)
sw	$16,16($sp)
lw	$18,12($4)
jal	av_free
lw	$4,268($18)

jal	av_free
lw	$4,272($18)

jal	av_free
lw	$4,424($18)

lw	$3,400($18)
beq	$3,$0,$L7
nop

lw	$2,404($18)
blez	$2,$L9
nop

j	$L11
move	$17,$0

$L21:
lw	$3,400($18)
$L11:
sll	$16,$17,2
addu	$2,$3,$16
lw	$4,0($2)
beq	$4,$0,$L24
addiu	$17,$17,1

lw	$2,36($4)
beq	$2,$0,$L12
nop

jal	$2
nop

lw	$3,400($18)
$L12:
addu	$2,$3,$16
$L24:
jal	av_free
lw	$4,0($2)

lw	$2,404($18)
slt	$2,$17,$2
bne	$2,$0,$L21
nop

lw	$3,400($18)
$L9:
jal	av_free
move	$4,$3

$L7:
lw	$2,296($18)
blez	$2,$L15
move	$17,$18

move	$19,$0
j	$L17
li	$20,2			# 0x2

$L18:
jal	av_free
move	$4,$16

lw	$2,296($18)
slt	$2,$19,$2
beq	$2,$0,$L23
lw	$31,36($sp)

$L17:
lw	$16,304($17)
addiu	$19,$19,1
lw	$4,24($16)
jal	av_free
addiu	$17,$17,4

jal	av_free
lw	$4,28($16)

jal	av_free
lw	$4,32($16)

jal	av_free
lw	$4,16($16)

lw	$2,0($16)
bne	$2,$20,$L18
nop

jal	av_free
lw	$4,100($16)

jal	av_free
move	$4,$16

lw	$2,296($18)
slt	$2,$19,$2
bne	$2,$0,$L17
nop

$L15:
lw	$31,36($sp)
$L23:
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$0
j	$31
addiu	$sp,$sp,40

.set	macro
.set	reorder
.end	matroska_read_close
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"Read error at pos. %llu (0x%llx)\012\000"
.align	2
$LC1:
.ascii	"Invalid EBML number size tag 0x%02x at pos %llu (0x%llx)"
.ascii	"\012\000"
.section	.text.ebml_read_num,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_num
.type	ebml_read_num, @function
ebml_read_num:
.frame	$sp,64,$31		# vars= 0, regs= 8/0, args= 32, gp= 0
.mask	0x807f0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-64
sw	$22,56($sp)
sw	$21,52($sp)
sw	$17,36($sp)
sw	$16,32($sp)
sw	$31,60($sp)
sw	$20,48($sp)
sw	$19,44($sp)
sw	$18,40($sp)
lw	$2,0($4)
move	$17,$4
addiu	$21,$2,16
move	$4,$21
move	$16,$5
jal	get_byte
move	$22,$6

beq	$2,$0,$L26
move	$18,$2

blez	$16,$L28
sra	$19,$2,31

andi	$2,$2,0x80
move	$3,$0
or	$2,$2,$3
bne	$2,$0,$L47
li	$6,128			# 0x80

j	$L35
li	$20,1			# 0x1

$L48:
sra	$5,$6,31
and	$2,$18,$6
and	$3,$19,$5
or	$2,$2,$3
bne	$2,$0,$L45
nor	$2,$0,$6

$L35:
addiu	$20,$20,1
slt	$2,$16,$20
beq	$2,$0,$L48
sra	$6,$6,1

$L28:
jal	url_ftell
move	$4,$21

addiu	$8,$2,-1
lw	$4,0($17)
sltu	$5,$8,$2
addiu	$9,$3,-1
lui	$6,%hi($LC1)
addu	$9,$5,$9
addiu	$6,$6,%lo($LC1)
andi	$7,$18,0x00ff
move	$5,$0
sw	$8,24($sp)
sw	$9,28($sp)
sw	$8,16($sp)
sw	$9,20($sp)
jal	av_log
li	$20,-22			# 0xffffffffffffffea

$L34:
move	$2,$20
$L51:
lw	$31,60($sp)
lw	$22,56($sp)
lw	$21,52($sp)
lw	$20,48($sp)
lw	$19,44($sp)
lw	$18,40($sp)
lw	$17,36($sp)
lw	$16,32($sp)
j	$31
addiu	$sp,$sp,64

$L45:
sra	$3,$2,31
slt	$4,$20,2
and	$16,$18,$2
bne	$4,$0,$L38
and	$17,$19,$3

li	$18,2			# 0x2
addiu	$19,$20,1
$L40:
jal	get_byte
move	$4,$21

srl	$6,$16,24
sll	$5,$17,8
sra	$3,$2,31
or	$5,$6,$5
sll	$4,$16,8
addiu	$18,$18,1
or	$16,$4,$2
bne	$18,$19,$L40
or	$17,$5,$3

$L38:
sw	$16,0($22)
sw	$17,4($22)
$L49:
move	$2,$20
lw	$31,60($sp)
lw	$22,56($sp)
lw	$21,52($sp)
lw	$20,48($sp)
lw	$19,44($sp)
lw	$18,40($sp)
lw	$17,36($sp)
lw	$16,32($sp)
j	$31
addiu	$sp,$sp,64

$L47:
li	$2,-129			# 0xffffffffffffff7f
and	$16,$18,$2
move	$17,$19
li	$20,1			# 0x1
sw	$16,0($22)
j	$L49
sw	$17,4($22)

$L26:
jal	url_feof
move	$4,$21

bne	$2,$0,$L34
li	$20,-5			# 0xfffffffffffffffb

jal	url_ftell
move	$4,$21

lw	$4,0($17)
lui	$6,%hi($LC0)
addiu	$6,$6,%lo($LC0)
move	$5,$0
sw	$2,24($sp)
sw	$3,28($sp)
sw	$2,16($sp)
sw	$3,20($sp)
jal	av_log
li	$20,-5			# 0xfffffffffffffffb

j	$L51
move	$2,$20

.set	macro
.set	reorder
.end	ebml_read_num
.section	.text.matroska_probe,"ax",@progbits
.align	2
.align	5
.ent	matroska_probe
.type	matroska_probe, @function
matroska_probe:
.frame	$sp,56,$31		# vars= 8, regs= 7/0, args= 16, gp= 0
.mask	0x803f0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$3,%hi(C.73.6377)
addiu	$2,$3,%lo(C.73.6377)
lwl	$5,3($2)
lwl	$6,7($2)
addiu	$sp,$sp,-56
sw	$16,24($sp)
sw	$31,48($sp)
sw	$21,44($sp)
sw	$20,40($sp)
sw	$19,36($sp)
sw	$18,32($sp)
sw	$17,28($sp)
lwr	$5,%lo(C.73.6377)($3)
lwr	$6,4($2)
lw	$14,4($4)
sw	$5,16($sp)
sw	$6,20($sp)
lbu	$3,0($14)
lbu	$2,1($14)
move	$16,$4
sll	$2,$2,16
sll	$3,$3,24
lbu	$4,2($14)
lbu	$5,3($14)
or	$3,$3,$2
or	$3,$3,$5
sll	$4,$4,8
li	$2,440729600			# 0x1a450000
or	$4,$4,$3
ori	$2,$2,0xdfa3
beq	$4,$2,$L91
move	$3,$0

$L53:
move	$2,$0
$L80:
lw	$31,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
j	$31
addiu	$sp,$sp,56

$L91:
lbu	$4,4($14)
andi	$2,$4,0x80
or	$2,$2,$3
bne	$2,$0,$L55
move	$5,$0

andi	$2,$4,0x40
or	$2,$2,$3
bne	$2,$0,$L92
move	$3,$0

andi	$2,$4,0x20
or	$2,$2,$3
bne	$2,$0,$L93
li	$2,32			# 0x20

andi	$2,$4,0x10
or	$2,$2,$3
bne	$2,$0,$L94
li	$2,16			# 0x10

andi	$2,$4,0x8
or	$2,$2,$3
bne	$2,$0,$L95
li	$2,8			# 0x8

andi	$2,$4,0x4
or	$2,$2,$3
bne	$2,$0,$L96
li	$2,4			# 0x4

andi	$2,$4,0x2
or	$2,$2,$3
bne	$2,$0,$L97
li	$2,2			# 0x2

andi	$2,$4,0x1
or	$2,$2,$3
beq	$2,$0,$L80
move	$2,$0

li	$2,1			# 0x1
li	$15,8			# 0x8
$L59:
addiu	$2,$2,-1
sra	$3,$2,31
li	$7,1			# 0x1
and	$8,$4,$2
and	$9,$5,$3
$L71:
addu	$2,$7,$14
srl	$6,$8,24
lbu	$4,4($2)
sll	$3,$9,8
or	$3,$6,$3
sll	$2,$8,8
addiu	$7,$7,1
or	$8,$2,$4
bne	$15,$7,$L71
move	$9,$3

$L72:
addiu	$2,$15,4
sra	$13,$2,31
addu	$10,$8,$2
lw	$3,8($16)
move	$12,$2
addu	$11,$9,$13
sltu	$2,$10,$8
addu	$11,$2,$11
sra	$7,$3,31
sltu	$2,$7,$11
bne	$2,$0,$L80
move	$2,$0

beq	$7,$11,$L98
addiu	$18,$10,-8

$L100:
sltu	$2,$18,$10
addiu	$19,$11,-1
addu	$3,$2,$19
sltu	$2,$3,$13
bne	$2,$0,$L53
move	$19,$3

beq	$3,$13,$L99
addiu	$3,$15,5

$L101:
addu	$2,$14,$15
addiu	$20,$2,4
move	$16,$3
sra	$17,$3,31
addiu	$21,$sp,16
move	$4,$20
$L102:
move	$5,$21
jal	memcmp
li	$6,8			# 0x8

addiu	$4,$16,1
sltu	$3,$4,$16
addu	$5,$3,$17
move	$16,$4
addiu	$4,$4,-1
sltu	$3,$4,$16
move	$17,$5
addiu	$5,$5,-1
addu	$5,$3,$5
sltu	$6,$18,$4
beq	$2,$0,$L84
sltu	$3,$19,$5

bne	$3,$0,$L53
addiu	$20,$20,1

bne	$19,$5,$L102
move	$4,$20

beq	$6,$0,$L102
nop

j	$L80
move	$2,$0

$L55:
andi	$8,$4,0x7f
move	$9,$0
j	$L72
li	$15,1			# 0x1

$L98:
sltu	$2,$3,$10
bne	$2,$0,$L80
move	$2,$0

j	$L100
addiu	$18,$10,-8

$L92:
li	$2,64			# 0x40
j	$L59
li	$15,2			# 0x2

$L93:
j	$L59
li	$15,3			# 0x3

$L94:
j	$L59
li	$15,4			# 0x4

$L95:
j	$L59
li	$15,5			# 0x5

$L96:
j	$L59
li	$15,6			# 0x6

$L97:
j	$L59
li	$15,7			# 0x7

$L99:
sltu	$2,$18,$12
bne	$2,$0,$L80
move	$2,$0

j	$L101
addiu	$3,$15,5

$L84:
j	$L80
li	$2,100			# 0x64

.set	macro
.set	reorder
.end	matroska_probe
.section	.rodata.str1.4
.align	2
$LC2:
.ascii	"Memory allocation error\012\000"
.section	.text.ebml_read_binary,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_binary
.type	ebml_read_binary, @function
ebml_read_binary:
.frame	$sp,72,$31		# vars= 16, regs= 6/0, args= 32, gp= 0
.mask	0x801f0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-72
sw	$20,64($sp)
sw	$19,60($sp)
sw	$18,56($sp)
sw	$17,52($sp)
sw	$31,68($sp)
sw	$16,48($sp)
lw	$2,384($4)
move	$17,$4
move	$19,$5
move	$20,$6
move	$18,$7
beq	$2,$0,$L104
lw	$16,0($4)

sw	$2,0($5)
$L106:
sw	$0,384($17)
move	$4,$17
li	$5,8			# 0x8
jal	ebml_read_num
addiu	$6,$sp,32

bltz	$2,$L107
move	$3,$2

lw	$4,32($sp)
jal	av_malloc
sw	$4,0($18)

beq	$2,$0,$L115
sw	$2,0($20)

addiu	$16,$16,16
lw	$6,0($18)
move	$5,$2
jal	get_buffer
move	$4,$16

lw	$3,0($18)
bne	$2,$3,$L112
nop

move	$3,$0
$L107:
lw	$31,68($sp)
lw	$20,64($sp)
lw	$19,60($sp)
lw	$18,56($sp)
lw	$17,52($sp)
lw	$16,48($sp)
move	$2,$3
j	$31
addiu	$sp,$sp,72

$L104:
li	$5,4			# 0x4
jal	ebml_read_num
addiu	$6,$sp,40

bltz	$2,$L107
move	$3,$2

sll	$2,$2,3
subu	$2,$2,$3
lw	$4,40($sp)
li	$3,1			# 0x1
sll	$3,$3,$2
or	$3,$3,$4
sw	$3,384($17)
j	$L106
sw	$3,0($19)

$L112:
jal	url_ftell
move	$4,$16

lw	$4,0($17)
lui	$6,%hi($LC0)
addiu	$6,$6,%lo($LC0)
move	$5,$0
sw	$3,28($sp)
sw	$3,20($sp)
sw	$2,24($sp)
jal	av_log
sw	$2,16($sp)

j	$L107
li	$3,-5			# 0xfffffffffffffffb

$L115:
lw	$4,0($17)
lui	$6,%hi($LC2)
addiu	$6,$6,%lo($LC2)
jal	av_log
move	$5,$0

j	$L107
li	$3,-12			# 0xfffffffffffffff4

.set	macro
.set	reorder
.end	ebml_read_binary
.section	.rodata.str1.4
.align	2
$LC3:
.ascii	"Invalid uint element size %d at position %lld (0x%llx)\012"
.ascii	"\000"
.section	.text.ebml_read_uint,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_uint
.type	ebml_read_uint, @function
ebml_read_uint:
.frame	$sp,80,$31		# vars= 16, regs= 7/0, args= 32, gp= 0
.mask	0x803f0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-80
sw	$19,60($sp)
sw	$18,56($sp)
sw	$16,48($sp)
sw	$31,72($sp)
sw	$21,68($sp)
sw	$20,64($sp)
sw	$17,52($sp)
lw	$2,384($4)
move	$18,$4
move	$16,$5
move	$19,$6
beq	$2,$0,$L117
lw	$20,0($4)

sw	$2,0($5)
$L119:
sw	$0,384($18)
move	$4,$18
li	$5,8			# 0x8
jal	ebml_read_num
addiu	$6,$sp,32

bltz	$2,$L120
move	$3,$2

lw	$16,32($sp)
addiu	$2,$16,-1
sltu	$2,$2,8
beq	$2,$0,$L130
addiu	$21,$20,16

move	$2,$0
move	$3,$0
sw	$2,0($19)
blez	$16,$L120
sw	$3,4($19)

addiu	$20,$16,1
li	$18,1			# 0x1
$L127:
lw	$5,0($19)
lw	$2,4($19)
srl	$3,$5,24
move	$4,$21
sll	$17,$2,8
or	$17,$3,$17
jal	get_byte
sll	$16,$5,8

sra	$3,$2,31
or	$4,$17,$3
or	$16,$16,$2
addiu	$18,$18,1
sw	$16,0($19)
bne	$20,$18,$L127
sw	$4,4($19)

move	$3,$0
$L120:
lw	$31,72($sp)
lw	$21,68($sp)
lw	$20,64($sp)
lw	$19,60($sp)
lw	$18,56($sp)
lw	$17,52($sp)
lw	$16,48($sp)
move	$2,$3
j	$31
addiu	$sp,$sp,80

$L117:
li	$5,4			# 0x4
jal	ebml_read_num
addiu	$6,$sp,40

bltz	$2,$L120
move	$3,$2

sll	$2,$2,3
subu	$2,$2,$3
lw	$4,40($sp)
li	$3,1			# 0x1
sll	$3,$3,$2
or	$3,$3,$4
sw	$3,384($18)
j	$L119
sw	$3,0($16)

$L130:
jal	url_ftell
move	$4,$21

lw	$4,0($18)
lui	$6,%hi($LC3)
addiu	$6,$6,%lo($LC3)
move	$7,$16
move	$5,$0
sw	$3,28($sp)
sw	$3,20($sp)
sw	$2,24($sp)
jal	av_log
sw	$2,16($sp)

j	$L120
li	$3,-22			# 0xffffffffffffffea

.set	macro
.set	reorder
.end	ebml_read_uint
.section	.text.ebml_read_skip,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_skip
.type	ebml_read_skip, @function
ebml_read_skip:
.frame	$sp,48,$31		# vars= 16, regs= 3/0, args= 16, gp= 0
.mask	0x80030000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-48
sw	$16,32($sp)
sw	$31,40($sp)
sw	$17,36($sp)
lw	$2,384($4)
move	$16,$4
li	$5,4			# 0x4
addiu	$6,$sp,24
beq	$2,$0,$L138
lw	$17,0($4)

$L132:
move	$4,$16
li	$5,8			# 0x8
sw	$0,384($16)
jal	ebml_read_num
addiu	$6,$sp,16

move	$5,$2
bltz	$2,$L134
addiu	$4,$17,16

lw	$6,16($sp)
jal	url_fskip
lw	$7,20($sp)

move	$5,$0
$L134:
lw	$31,40($sp)
lw	$17,36($sp)
lw	$16,32($sp)
move	$2,$5
j	$31
addiu	$sp,$sp,48

$L138:
jal	ebml_read_num
nop

move	$5,$2
sll	$2,$2,3
subu	$2,$2,$5
li	$3,1			# 0x1
bltz	$5,$L134
sll	$3,$3,$2

lw	$2,24($sp)
or	$2,$3,$2
j	$L132
sw	$2,384($16)

.set	macro
.set	reorder
.end	ebml_read_skip
.section	.rodata.str1.4
.align	2
$LC4:
.ascii	"File moves beyond max. allowed depth (%d)\012\000"
.section	.text.ebml_read_master,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_master
.type	ebml_read_master, @function
ebml_read_master:
.frame	$sp,48,$31		# vars= 16, regs= 4/0, args= 16, gp= 0
.mask	0x80070000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-48
sw	$18,40($sp)
sw	$16,32($sp)
sw	$31,44($sp)
sw	$17,36($sp)
lw	$2,384($4)
move	$18,$5
move	$16,$4
addiu	$6,$sp,24
li	$5,4			# 0x4
beq	$2,$0,$L150
lw	$17,0($4)

$L149:
sw	$2,0($18)
move	$4,$16
sw	$0,384($16)
addiu	$6,$sp,16
jal	ebml_read_num
li	$5,8			# 0x8

bltz	$2,$L143
move	$4,$2

lw	$2,4($16)
lui	$6,%hi($LC4)
sll	$3,$2,4
addiu	$8,$2,1
addiu	$3,$3,8
slt	$2,$2,16
addiu	$4,$17,16
addiu	$6,$6,%lo($LC4)
addu	$17,$16,$3
move	$5,$0
beq	$2,$0,$L151
li	$7,16			# 0x10