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