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4
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1 /*
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2 XMMS-SID - SIDPlay input plugin for X MultiMedia System (XMMS)
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3
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4 Get song length (from database or by other means)
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5
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6 Written by Matti "ccr" Hamalainen <ccr@tnsp.org>
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7
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8 This program is free software; you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation; either version 2 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with this program; if not, write to the Free Software
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20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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21 */
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22
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23 #include "xmms-sid.h"
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24 #include "xs_length.h"
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25 #include <stdlib.h>
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26 #include <stdio.h>
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27 #include <ctype.h>
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28 #include <string.h>
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29
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30 /*
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31 * Pointer to database in memory
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32 */
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33 static t_xs_dbentry *xs_database = NULL;
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34
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35
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36 /*
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37 * Parses a time-entry in SLDB format
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38 */
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39 long int xs_gettime(char *pcStr, int *piPos)
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40 {
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41 long int iResult;
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42 int iTemp;
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43 char chTempBuf[16];
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44
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45 /* Check if it starts with a digit */
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46 if (isdigit(pcStr[*piPos]))
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47 {
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48 /* Get minutes-field */
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49 iTemp = *piPos;
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50 xs_findnum(pcStr, piPos);
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51
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52 strncpy(chTempBuf, &pcStr[iTemp], (*piPos - iTemp));
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53 chTempBuf[*piPos - iTemp] = 0;
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54
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55 iResult = (atol(chTempBuf) * 60);
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56
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57 /* Check the field separator char */
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58 if (pcStr[*piPos] == ':')
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59 {
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60 /* Get seconds-field */
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61 (*piPos)++;
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62 iTemp = *piPos;
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63 xs_findnum(pcStr, piPos);
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64
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65 strncpy(chTempBuf, &pcStr[iTemp], (*piPos - iTemp));
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66 chTempBuf[*piPos - iTemp] = 0;
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67
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68 iResult += atol(chTempBuf);
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69
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70 } else
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71 iResult = -2;
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72 } else
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73 iResult = -1;
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74
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75 /* Ignore and skip the possible attributes */
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76 while (!isspace(pcStr[*piPos])) (*piPos)++;
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77
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78 return iResult;
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79 }
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80
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81
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82 /*
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83 * Initialize, read database to memory
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84 */
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85 gint xs_db_initialize(gchar *pcFilename)
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86 {
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87 FILE *inFile;
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88 char inLine[256];
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89 int lineNum, linePos, i, j, k;
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90 t_xs_hash tmpHash;
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91
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92
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93 /* Try to open the file */
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94 if ((inFile = fopen(pcFilename, "r")) == NULL)
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95 {
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96 fprintf(stderr, "hv!\n");
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97 return -1;
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98 }
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99
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100
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101 /* Read and parse the data */
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102 lineNum = 0;
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103
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104 while (!feof(inFile))
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105 {
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106 fgets(inLine, sizeof(inLine), inFile);
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107 linePos = 0;
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108
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109 if (strlen(inLine) > 1)
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110 {
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111 /* Find first character */
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112 xs_findnext(inLine, &linePos);
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113
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114 /* Check if it is a hash-line */
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115 if (isxdigit(inLine[linePos]))
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116 {
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117 i = linePos;
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118 while (isxdigit(inLine[linePos])) linePos++;
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119
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120 if ((linePos - i) != XS_HASH_LENGTH_CH)
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121 {
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122 XSERR("Invalid hash/syntax error in SongLengthDB file '%s' line #%d!\n",
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123 pcFilename, lineNum);
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124 } else {
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125 /* Get hashcode value */
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126 for (j = 0; j < XS_HASH_LENGTH; j++)
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127 {
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128
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129 }
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130
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131 /* Get playtimes */
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132 xs_findnext(line, &linePos);
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133
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134 if (line[linePos] != '=')
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135 {
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136 XSERR("Warning: '=' expected in line #%d in SongLengthDB file '%s'\n",
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137 lineNum, pcFilename);
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138 } else {
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139 linePos++;
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140
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141 while (linePos < strlen(inLine))
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142 {
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143 xs_findnext(line, &linePos);
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144 printf("[%lis]", xs_gettime(inLine, &linePos));
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145 }
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146
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147
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148 /* Add an entry to db in memory */
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149 }
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150 }
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151 }
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152 else
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153 if ((line[linePos] != ';') && (line[linePos] != '['))
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154 {
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155 XSERR("Invalid line #%d in SongLengthDB file '%s'\n", lineNum, pcFilename);
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156 }
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157
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158 } /* strlen(line) > 1 */
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159
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160 lineNum++;
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161 }
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162
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163 fclose(inFile);
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164
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165 return 0;
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166 }
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167
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168
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169 /*
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170 *
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171 */
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172 gint xs_db_delete(void)
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173 {
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174 /* Free the memory allocated for database */
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175
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176 return 0;
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177 }
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178
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179
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180 /*
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181 *
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182 */
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183 int xs_comparehashes(t_xs_hash *testHash1, t_xs_hash *testHash2)
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184 {
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185 int iIndex, iOK;
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186
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187 iOK = 1;
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188 iIndex = 0;
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189 while ((iIndex < 16) && (iOK))
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190 {
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191 if (testHash1[iIndex] != testHash2[iIndex])
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192 iOK = 0;
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193 else
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194 iIndex++;
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195 }
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196
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197 return iOK;
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198 }
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199
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200
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201
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202
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203 /*
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204 * Get song length from database
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205 */
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206 t_xs_dbentry * xs_db_get(gchar *pcFilename)
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207 {
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208
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209 return NULL;
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210 }
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211
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212
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213 gint32 xs_get_length(gchar *pcFilename, gint iSubTune)
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214 {
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215 gint32 iResult;
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216 t_xs_dbentry *dbEntry;
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217 t_xs_hash dbHash;
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218
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219 iResult = -1;
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220
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221 switch (xs_cfg.playMethod) {
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222
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223 case XMMS_SID_PMETHOD_DATABASE:
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224
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225 iResult = xs_db_get(pcFilename, &dbHash);
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226 if (iResult >= 0)
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227 {
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228 }
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229
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230 if (dbEntry)
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231 {
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232 if ((iSubTune >= 0) && (iSubTune < dbEntry->nlengths))
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233 iResult = dbEntry->lengths[iSubTune];
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234 else
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235 iResult = -1;
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236 }
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237 break;
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238
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239 case XMMS_SID_PMETHOD_MAXSILENCE:
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240 case XMMS_SID_PMETHOD_NONE:
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241 iResult = -1;
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242 break;
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243
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244 default:
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245 XSERR("Invalid play-method! (%d, unknown)\n", xs_cfg.playMethod);
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246 break;
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247 }
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248
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249 /* Check for max playtime */
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250 if (iResult == -1)
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251 {
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252 if (xs_cfg.playUseMaxTime)
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253 iResult = xs_cfg.playMaxTime;
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254 else
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255 iResult = -1;
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256 }
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257
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258 XSDEBUG("fname='%s', sub=%i, res=%li\n", pcFilename, iSubTune, iResult);
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259
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260 return iResult;
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261 }
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262
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