[f40a309] | 1 | /*
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| 2 | =============================================================================
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| 3 | ptread.c -- librarian - read patch functions
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| 4 | Version 5 -- 1988-11-18 -- D.N. Lynx Crowe
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| 5 | =============================================================================
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| 6 | */
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| 7 |
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| 8 | #define DEBUGRE 0
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| 9 | #define DEBUGSP 0
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| 10 |
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| 11 | #include "graphdef.h"
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| 12 | #include "stddefs.h"
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| 13 | #include "stdio.h"
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| 14 | #include "patch.h"
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| 15 | #include "vsdd.h"
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| 16 |
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| 17 | #include "midas.h"
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| 18 | #include "libdsp.h"
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| 19 |
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[e225e77] | 20 | #include "memory.h"
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| 21 |
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| 22 | extern int16_t finddpe(void);
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| 23 | extern int16_t findpte(void);
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| 24 | extern int16_t rd_ec(FILE *fp, int8_t *to, int32_t len);
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| 25 | extern uint16_t dt_alc(void);
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| 26 | extern uint16_t pt_alc(void);
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| 27 | extern void clrlsel(void);
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| 28 | extern void ldermsg(int8_t *p1, int8_t *p2, int8_t *p3, uint16_t p4, uint16_t p5);
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| 29 | extern void ldwmsg(int8_t *line1, int8_t *line2, int8_t *line3, uint16_t fgcolor, uint16_t bgcolor);
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| 30 | extern void voidpb(void);
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| 31 |
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[f40a309] | 32 | #if (DEBUGRE|DEBUGSP)
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| 33 | extern short debugsw;
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| 34 | #endif
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| 35 |
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| 36 | #if DEBUGRE
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| 37 | extern short debugre;
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| 38 | #endif
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| 39 |
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| 40 | #if DEBUGSP
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| 41 | short debugsp = 1;
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| 42 | #endif
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| 43 |
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[7258c6a] | 44 | extern uint16_t dpecpos;
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| 45 | extern uint16_t dpepred;
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| 46 | extern uint16_t dpesucc;
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| 47 | extern int16_t errno;
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| 48 | extern int16_t ptecpos;
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| 49 | extern int16_t ptepred;
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| 50 | extern int16_t ptesucc;
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[f40a309] | 51 |
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| 52 | extern struct patch ptebuf;
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| 53 |
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| 54 | /* |
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| 55 |
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| 56 | */
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| 57 |
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| 58 | /*
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| 59 | =============================================================================
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| 60 | stashp() -- stash an incoming patch
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| 61 | =============================================================================
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| 62 | */
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[7258c6a] | 63 |
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[f40a309] | 64 | int16_t stashp(void)
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[7258c6a] | 65 | {
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| 66 | register int16_t c;
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[f40a309] | 67 | register uint16_t np, stim;
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| 68 |
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| 69 | c = findpte();
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| 70 |
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| 71 | if (c EQ 0) { /* old patch -- just update it */
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| 72 |
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| 73 | memcpyw(&patches[ptecpos].defnum, &ptebuf.defnum, 6);
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| 74 | patches[ptecpos].paspec |= PE_TBIT; /* define it */
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| 75 |
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| 76 | #if DEBUGSP
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| 77 | if (debugsw AND debugsp) {
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| 78 |
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| 79 | printf("stashp(): UPDATED\n");
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| 80 | SnapPTV("stashp");
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| 81 | }
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| 82 | #endif
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| 83 |
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| 84 | return(SUCCESS);
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| 85 | }
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| 86 |
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| 87 | /* allocate a patch entry and fill it in */
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| 88 |
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| 89 | if (0 EQ (ptecpos = pt_alc())) {
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| 90 |
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| 91 | #if DEBUGSP
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| 92 | if (debugsw AND debugsp)
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| 93 | printf("stashp(): patch table FULL\n");
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| 94 | #endif
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| 95 | return(FAILURE); /* no patch entries left */
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| 96 | }
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| 97 |
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| 98 | memcpyw(&patches[ptecpos].defnum, &ptebuf.defnum, 6);
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| 99 | patches[ptecpos].paspec |= PE_TBIT; /* define it */
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| 100 | stim = TRG_MASK & ptebuf.stmnum;
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| 101 |
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| 102 | if (c EQ 1) { /* new patch -- no STM entry yet */
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| 103 |
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| 104 | ptepred = 0;
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| 105 | stmptr[stim] = ptecpos;
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| 106 | }
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| 107 | /* |
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| 108 |
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| 109 | */
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| 110 | /* put patch in STM chain */
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| 111 |
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| 112 | if (ptepred) { /* predecessor exits */
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| 113 |
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| 114 | ptesucc = patches[ptepred].nextstm;
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| 115 |
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| 116 | patches[ptecpos].nextstm = ptesucc;
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| 117 | patches[ptecpos].prevstm = ptepred;
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| 118 |
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| 119 | patches[ptepred].nextstm = ptecpos;
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| 120 |
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| 121 | if (ptesucc)
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| 122 | patches[ptesucc].prevstm = ptecpos;
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| 123 |
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| 124 | } else { /* no predecessor */
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| 125 |
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| 126 | patches[ptecpos].prevstm = 0;
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| 127 |
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| 128 | if (c EQ -1) {
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| 129 |
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| 130 | ptesucc = stmptr[stim];
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| 131 |
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| 132 | patches[ptecpos].nextstm = ptesucc;
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| 133 |
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| 134 | patches[ptesucc].prevstm = ptecpos;
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| 135 |
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| 136 | stmptr[stim] = ptecpos;
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| 137 |
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| 138 | } else {
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| 139 |
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| 140 | patches[ptecpos].nextstm = 0;
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| 141 | }
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| 142 | }
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| 143 | /* |
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| 144 |
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| 145 | */
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| 146 | /* update DEF table */
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| 147 |
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| 148 | if (0 EQ (c = finddpe())) {
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| 149 |
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| 150 | #if DEBUGSP
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| 151 | if (debugsw AND debugsp) {
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| 152 |
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| 153 | printf("stashp(): defent already exists -- dpecpos = %d\n",
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| 154 | dpecpos);
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| 155 |
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| 156 | printf("stashp(): ENTERED\n");
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| 157 | SnapPTV("stashp");
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| 158 | }
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| 159 | #endif
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| 160 | return(SUCCESS); /* defent already exists */
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| 161 | }
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| 162 |
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| 163 | if (0 EQ (dpecpos = dt_alc())) {
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| 164 |
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| 165 | #if DEBUGSP
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| 166 | if (debugsw AND debugsp)
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| 167 | printf("stashp(): defent table FULL\n");
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| 168 | #endif
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| 169 | return(FAILURE); /* no defents left */
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| 170 | }
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| 171 |
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| 172 | defents[dpecpos].nextdef = 0;
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| 173 | defents[dpecpos].stm = ptebuf.stmnum;
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| 174 | defents[dpecpos].adspec = ptebuf.paspec;
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| 175 | defents[dpecpos].adsuba = ptebuf.pasuba;
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| 176 | defents[dpecpos].addat1 = ptebuf.padat1;
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| 177 |
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| 178 | np = TRG_MASK & ptebuf.defnum;
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| 179 |
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| 180 | if (c EQ 1) {
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| 181 |
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| 182 | dpepred = 0;
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| 183 | defptr[np] = dpecpos;
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| 184 | }
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| 185 | /* |
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| 186 |
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| 187 | */
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| 188 | if (dpepred) {
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| 189 |
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| 190 | dpesucc = defents[dpepred].nextdef;
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| 191 | defents[dpecpos].nextdef = dpesucc;
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| 192 | defents[dpepred].nextdef = dpecpos;
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| 193 |
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| 194 | } else {
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| 195 |
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| 196 | if (c EQ -1) {
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| 197 |
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| 198 | dpesucc = defptr[np];
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| 199 | defents[dpecpos].nextdef = dpesucc;
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| 200 | defptr[np] = dpecpos;
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| 201 |
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| 202 | } else {
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| 203 |
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| 204 | defents[dpecpos].nextdef = 0;
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| 205 | }
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| 206 | }
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| 207 |
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| 208 | #if DEBUGSP
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| 209 | if (debugsw AND debugsp) {
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| 210 |
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| 211 | printf("stashp(): new defent created -- dpecpos = %d\n",
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| 212 | dpecpos);
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| 213 |
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| 214 | printf("stashp(): ENTERED\n");
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| 215 | SnapPTV("stashp");
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| 216 | }
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| 217 | #endif
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| 218 | return(SUCCESS);
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| 219 | }
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| 220 |
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| 221 | /* |
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| 222 |
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| 223 | */
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| 224 |
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| 225 | /*
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[0580615] | 226 | =============================================================================
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[f40a309] | 227 | ptioerr() -- put up an I/O error message
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[7258c6a] | 228 | =============================================================================
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[f40a309] | 229 | */
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| 230 |
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| 231 | void ptioerr(void)
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| 232 | {
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| 233 | int8_t erms[40];
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| 234 |
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| 235 | clrlsel();
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| 236 |
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| 237 | sprintf(erms, " errno = %d", errno);
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| 238 |
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| 239 | ldermsg("Couldn't read", " the patch table", erms,
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| 240 | LD_EMCF, LD_EMCB);
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| 241 | }
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| 242 |
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| 243 | /*
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[0580615] | 244 | =============================================================================
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[f40a309] | 245 | nopatch() -- give an error message after running out of space
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| 246 | =============================================================================
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| 247 | */
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| 248 |
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| 249 | void nopatch(void)
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| 250 | {
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| 251 | clrlsel();
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| 252 |
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| 253 | ldermsg("Couldn't read", " the patch table.", " Ran out of space",
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| 254 | LD_EMCF, LD_EMCB);
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| 255 | }
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| 256 |
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| 257 | /* |
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| 258 |
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| 259 | */
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| 260 |
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[7258c6a] | 261 | /*
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[f40a309] | 262 | =============================================================================
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[7258c6a] | 263 | ptread() -- read a patch
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| 264 | =============================================================================
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[f40a309] | 265 | */
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| 266 |
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| 267 | int16_t ptread(FILE *fp)
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[7258c6a] | 268 | {
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[f40a309] | 269 | register int16_t go;
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| 270 | int8_t cb;
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| 271 |
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| 272 | go = TRUE;
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| 273 |
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| 274 | ldwmsg(" Busy -- please stand by", (int8_t *)NULL, " Reading patches",
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| 275 | LCFBX10, LCBBX10);
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| 276 |
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| 277 | for (;;) {
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| 278 |
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| 279 | voidpb(); /* clear the patch buffer */
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| 280 |
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| 281 | ptecpos = ptepred = ptesucc = 0;
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| 282 |
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| 283 | #if DEBUGRE
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| 284 | if (debugsw AND debugre)
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| 285 | printf("ptread(): reading\n");
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| 286 | #endif
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| 287 | if (rd_ec(fp, &cb, 1L)) { /* get control byte */
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| 288 |
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| 289 | ptioerr();
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| 290 | return(FAILURE);
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| 291 | }
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| 292 |
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| 293 | if (0 EQ cb) /* if it's 0, we're done */
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| 294 | break;
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| 295 |
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| 296 | ptebuf.paspec = PE_TBIT | (PE_SPEC & cb);
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| 297 |
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| 298 | if (rd_ec(fp, &ptebuf.defnum, 4L)) /* DEF and STM */
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| 299 | return(FAILURE);
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| 300 | /* |
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| 301 |
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| 302 | */
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| 303 | switch (cb) {
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[7258c6a] | 304 |
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[f40a309] | 305 | case PA_KEY:
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| 306 | case PA_TRG:
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| 307 |
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| 308 | if (rd_ec(fp, &ptebuf.pasuba, 2L))
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| 309 | return(FAILURE);
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| 310 |
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| 311 | if (rd_ec(fp, (int8_t *)&ptebuf.padat2 + 1, 1L))
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[7258c6a] | 312 | return(FAILURE);
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[f40a309] | 313 |
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| 314 | break;
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[7258c6a] | 315 |
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[f40a309] | 316 | case PA_PLS:
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| 317 | case PA_SCTL:
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| 318 |
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| 319 | if (rd_ec(fp, (int8_t *)&ptebuf.pasuba + 1, 1L))
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| 320 | return(FAILURE);
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| 321 |
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| 322 | if (rd_ec(fp, (int8_t *)&ptebuf.padat2 + 1, 1L))
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| 323 | return(FAILURE);
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[7258c6a] | 324 |
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[f40a309] | 325 | break;
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| 326 |
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| 327 | /* |
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| 328 |
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| 329 | */
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| 330 | case PA_LED:
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| 331 |
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| 332 | if (rd_ec(fp, (int8_t *)&ptebuf.pasuba + 1, 1L))
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| 333 | return(FAILURE);
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[7258c6a] | 334 |
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[f40a309] | 335 | if (rd_ec(fp, &ptebuf.padat1, 1L))
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| 336 | return(FAILURE);
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| 337 |
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| 338 | break;
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| 339 |
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| 340 | case PA_SLIN:
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| 341 |
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| 342 | if (rd_ec(fp, (int8_t *)&ptebuf.pasuba + 1, 1L))
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| 343 | return(FAILURE);
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[7258c6a] | 344 |
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[f40a309] | 345 | if (rd_ec(fp, &ptebuf.padat1, 2L))
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| 346 | return(FAILURE);
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| 347 |
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| 348 | break;
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| 349 |
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| 350 | case PA_TUNE:
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| 351 |
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| 352 | if (rd_ec(fp, (int8_t *)&ptebuf.padat1 + 1, 1L))
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[7258c6a] | 353 | return(FAILURE);
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[f40a309] | 354 |
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| 355 | break;
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[7258c6a] | 356 | /* |
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[f40a309] | 357 |
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| 358 | */
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[7258c6a] | 359 | case PA_RSET:
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[f40a309] | 360 | case PA_RADD:
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| 361 |
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| 362 | if (rd_ec(fp, (int8_t *)&ptebuf.pasuba + 1, 1L))
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| 363 | return(FAILURE);
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| 364 |
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| 365 | if (rd_ec(fp, (int8_t *)&ptebuf.padat1 + 1, 1L))
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| 366 | return(FAILURE);
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| 367 |
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| 368 | if (rd_ec(fp, (int8_t *)&ptebuf.padat2 + 1, 1L))
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| 369 | return(FAILURE);
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| 370 |
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| 371 | break;
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[7258c6a] | 372 |
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[f40a309] | 373 | case PA_INST:
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| 374 | case PA_WAVA:
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| 375 | case PA_WAVB:
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| 376 | case PA_CNFG:
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| 377 |
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| 378 | if (rd_ec(fp, &ptebuf.pasuba, 1L))
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| 379 | return(FAILURE);
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| 380 |
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| 381 | if (rd_ec(fp, (int8_t *)&ptebuf.padat1 + 1, 1L))
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| 382 | return(FAILURE);
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| 383 |
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[7258c6a] | 384 | break;
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[f40a309] | 385 |
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| 386 | case PA_OSC:
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| 387 | case PA_INDX:
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| 388 | case PA_FREQ:
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| 389 |
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| 390 | if (rd_ec(fp, &ptebuf.pasuba, 2L))
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| 391 | return(FAILURE);
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| 392 |
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| 393 | if (rd_ec(fp, (int8_t *)&ptebuf.padat1 + 1, 1L))
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| 394 | return(FAILURE);
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| 395 |
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| 396 | if (rd_ec(fp, &ptebuf.padat2, 2L))
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| 397 | return(FAILURE);
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| 398 |
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| 399 | break;
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| 400 | /* |
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| 401 |
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[7258c6a] | 402 | */
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[f40a309] | 403 | case PA_LEVL:
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| 404 | case PA_FILT:
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| 405 | case PA_FILQ:
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| 406 | case PA_LOCN:
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| 407 | case PA_DYNM:
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| 408 |
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| 409 | if (rd_ec(fp, &ptebuf.pasuba, 1L))
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| 410 | return(FAILURE);
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| 411 |
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| 412 | if (rd_ec(fp, (int8_t *)&ptebuf.padat1 + 1, 1L))
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| 413 | return(FAILURE);
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| 414 |
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[7258c6a] | 415 | if (rd_ec(fp, &ptebuf.padat2, 2L))
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[f40a309] | 416 | return(FAILURE);
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| 417 |
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| 418 | break;
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| 419 |
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| 420 | case PA_AUX:
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| 421 | case PA_RATE:
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| 422 | case PA_INTN:
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| 423 | case PA_DPTH:
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| 424 |
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[7258c6a] | 425 | if (rd_ec(fp, (int8_t *)&ptebuf.padat1 + 1, 1L))
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[f40a309] | 426 | return(FAILURE);
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| 427 |
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[7258c6a] | 428 | if (rd_ec(fp, &ptebuf.padat2, 2L))
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[f40a309] | 429 | return(FAILURE);
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| 430 |
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| 431 | break;
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| 432 |
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| 433 | case PA_VOUT:
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| 434 |
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| 435 | if (rd_ec(fp, (int8_t *)&ptebuf.pasuba + 1, 1L))
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| 436 | return(FAILURE);
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| 437 |
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| 438 | if (rd_ec(fp, (int8_t *)&ptebuf.padat1 + 1, 1L))
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| 439 | return(FAILURE);
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| 440 |
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| 441 | if (rd_ec(fp, &ptebuf.padat2, 2L))
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| 442 | return(FAILURE);
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| 443 |
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| 444 | break;
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| 445 | /* |
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| 446 |
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| 447 | */
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| 448 | default:
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[0c834c5] | 449 |
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[f40a309] | 450 | return(FAILURE);
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| 451 | }
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| 452 |
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| 453 | #if DEBUGRE
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| 454 | if (debugsw AND debugre)
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| 455 | printf("\n\n");
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| 456 | #endif
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| 457 |
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| 458 | if (stashp()) { /* stash the patch */
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| 459 |
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| 460 | nopatch();
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| 461 | ptecpos = 0;
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| 462 | voidpb();
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| 463 | return(FAILURE);
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| 464 | }
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| 465 | }
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| 466 |
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| 467 | #if DEBUGRE
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| 468 | if (debugsw AND debugre)
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| 469 | printf("ptread(): terminator read -- end of patch file\n");
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| 470 | #endif
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| 471 |
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| 472 | ptecpos = 0;
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| 473 | voidpb();
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| 474 | return(SUCCESS);
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| 475 | }
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