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annotate src/xs_support.c @ 516:c192468eb8ce

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Audacious VFS support functions finished.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 06 Feb 2007 02:32:00 +0000
parents d87ac4d5dc52
children fe8b41abd923
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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 Miscellaneous support functions
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5
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6 Programmed and designed by Matti 'ccr' Hamalainen <ccr@tnsp.org>
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d2e6682d3ef8 Copyright year update
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7 (C) Copyright 1999-2007 Tecnic Software productions (TNSP)
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8
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9 This program is free software; you can redistribute it and/or modify
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10 it under the terms of the GNU General Public License as published by
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11 the Free Software Foundation; either version 2 of the License, or
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12 (at your option) any later version.
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13
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14 This program is distributed in the hope that it will be useful,
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 GNU General Public License for more details.
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18
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19 You should have received a copy of the GNU General Public License along
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20 with this program; if not, write to the Free Software Foundation, Inc.,
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21 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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22 */
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23 #include "xs_support.h"
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24 #include <ctype.h>
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26
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27 #ifndef __AUDACIOUS_NEWVFS__
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28 /* File handling
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29 */
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30 t_xs_file *xs_fopen(const gchar *path, const gchar *mode)
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31 {
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32 return fopen(path, mode);
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33 }
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35
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36 gint xs_fclose(t_xs_file *f)
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37 {
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38 return fclose(f);
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39 }
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40
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41
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42 gint xs_fgetc(t_xs_file *f)
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43 {
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44 return fgetc(f);
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45 }
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46
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47
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48 size_t xs_fread(void *p, size_t s, size_t n, t_xs_file *f)
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49 {
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50 return fread(p, s, n, f);
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51 }
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53
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54 gint xs_feof(t_xs_file *f)
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55 {
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56 return feof(f);
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57 }
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60 gint xs_ferror(t_xs_file *f)
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61 {
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62 return ferror(f);
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63 }
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65
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66 glong xs_ftell(t_xs_file *f)
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67 {
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68 return ftell(f);
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69 }
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70 #endif
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71
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72
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73 guint16 xs_fread_be16(t_xs_file *f)
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74 {
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75 return (((guint16) xs_fgetc(f)) << 8) | ((guint16) xs_fgetc(f));
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76 }
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78
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79 guint32 xs_fread_be32(t_xs_file *f)
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80 {
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81 return (((guint32) xs_fgetc(f)) << 24) |
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82 (((guint32) xs_fgetc(f)) << 16) |
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83 (((guint32) xs_fgetc(f)) << 8) |
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84 ((guint32) xs_fgetc(f));
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85 }
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86
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87
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88 /* Copy a string
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89 */
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90 gchar *xs_strncpy(gchar *pDest, gchar *pSource, size_t n)
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91 {
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92 gchar *s, *d;
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93 size_t i;
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94
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95 /* Check the string pointers */
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96 if (!pSource || !pDest)
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97 return pDest;
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98
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99 /* Copy to the destination */
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100 i = n;
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101 s = pSource;
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102 d = pDest;
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103 while (*s && (i > 0)) {
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104 *(d++) = *(s++);
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105 i--;
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106 }
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107
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108 /* Fill rest of space with zeros */
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109 while (i > 0) {
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110 *(d++) = 0;
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111 i--;
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112 }
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113
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114 /* Ensure that last is always zero */
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115 pDest[n - 1] = 0;
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116
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117 return pDest;
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118 }
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119
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120
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121 /* Copy a given string over in *ppResult.
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122 */
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123 gint xs_pstrcpy(gchar **ppResult, const gchar *pStr)
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124 {
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125 /* Check the string pointers */
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126 if (!ppResult || !pStr)
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127 return -1;
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128
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129 /* Allocate memory for destination */
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130 if (*ppResult)
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131 g_free(*ppResult);
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132 *ppResult = (gchar *) g_malloc(strlen(pStr) + 1);
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133 if (!*ppResult)
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134 return -2;
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135
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136 /* Copy to the destination */
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137 strcpy(*ppResult, pStr);
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138
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139 return 0;
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140 }
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141
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142
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143 /* Concatenates a given string into string pointed by *ppResult.
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144 */
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145 gint xs_pstrcat(gchar **ppResult, const gchar *pStr)
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146 {
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147 /* Check the string pointers */
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148 if (!ppResult || !pStr)
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149 return -1;
206
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150
359
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151 if (*ppResult != NULL) {
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152 *ppResult = (gchar *) g_realloc(*ppResult, strlen(*ppResult) + strlen(pStr) + 1);
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153 if (*ppResult == NULL)
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154 return -1;
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155 strcat(*ppResult, pStr);
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156 } else {
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157 *ppResult = (gchar *) g_malloc(strlen(pStr) + 1);
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158 if (*ppResult == NULL)
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159 return -1;
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160 strcpy(*ppResult, pStr);
206
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161 }
4
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162
359
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163 return 0;
4
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164 }
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165
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166
239
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167 /* Concatenate a given string up to given dest size or \n.
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168 * If size max is reached, change the end to "..."
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169 */
398
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170 void xs_pnstrcat(gchar *pDest, size_t iSize, gchar *pStr)
239
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171 {
359
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172 size_t i, n;
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173 gchar *s, *d;
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174
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175 d = pDest;
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176 i = 0;
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177 while (*d && (i < iSize)) {
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178 i++;
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179 d++;
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180 }
239
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181
359
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182 s = pStr;
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183 while (*s && (*s != '\n') && (i < iSize)) {
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184 *d = *s;
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185 d++;
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186 s++;
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187 i++;
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188 }
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189
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190 *d = 0;
239
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191
359
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192 if (i >= iSize) {
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193 i--;
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194 d--;
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195 n = 3;
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196 while ((i > 0) && (n > 0)) {
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197 *d = '.';
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198 d--;
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199 i--;
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200 n--;
239
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201 }
359
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202 }
239
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203 }
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204
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205
206
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206 /* Locate character in string
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diff changeset
207 */
398
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208 gchar *xs_strrchr(gchar *pcStr, gchar ch)
56
6a3ce7260ae1 Changed some standard functions to glib ones
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209 {
359
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210 gchar *lastPos = NULL;
56
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211
359
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212 while (*pcStr) {
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213 if (*pcStr == ch)
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214 lastPos = pcStr;
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215 pcStr++;
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216 }
56
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217
359
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218 return lastPos;
56
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219 }
6a3ce7260ae1 Changed some standard functions to glib ones
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220
6a3ce7260ae1 Changed some standard functions to glib ones
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diff changeset
221
506
d87ac4d5dc52 guint -> size_t
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222 void xs_findnext(gchar *pcStr, size_t *piPos)
4
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223 {
359
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224 while (pcStr[*piPos] && isspace(pcStr[*piPos]))
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225 (*piPos)++;
4
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226 }
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227
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diff changeset
228
506
d87ac4d5dc52 guint -> size_t
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diff changeset
229 void xs_findeol(gchar *pcStr, size_t *piPos)
4
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230 {
359
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diff changeset
231 while (pcStr[*piPos] && (pcStr[*piPos] != '\n') && (pcStr[*piPos] != '\r'))
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diff changeset
232 (*piPos)++;
4
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233 }
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234
4bb09e405eab Added new files for 0.8
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diff changeset
235
506
d87ac4d5dc52 guint -> size_t
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diff changeset
236 void xs_findnum(gchar *pcStr, size_t *piPos)
109
578b71b62eeb Fileinfo now basically working, STIL COMMENT-fields are not yet parsed or shown.
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diff changeset
237 {
359
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diff changeset
238 while (pcStr[*piPos] && isdigit(pcStr[*piPos]))
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239 (*piPos)++;
109
578b71b62eeb Fileinfo now basically working, STIL COMMENT-fields are not yet parsed or shown.
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parents: 87
diff changeset
240 }
214
575686094eb1 Portability fixes
Matti Hamalainen <ccr@tnsp.org>
parents: 206
diff changeset
241
575686094eb1 Portability fixes
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diff changeset
242
575686094eb1 Portability fixes
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diff changeset
243 #ifndef HAVE_MEMSET
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diff changeset
244 void *xs_memset(void *p, int c, size_t n)
575686094eb1 Portability fixes
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diff changeset
245 {
428
33c3bb80d2a5 Urgh, xs_memset() was buggy :P
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parents: 422
diff changeset
246 guint8 *dp;
214
575686094eb1 Portability fixes
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diff changeset
247
428
33c3bb80d2a5 Urgh, xs_memset() was buggy :P
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diff changeset
248 dp = (guint8 *) p;
33c3bb80d2a5 Urgh, xs_memset() was buggy :P
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diff changeset
249 while (n--)
33c3bb80d2a5 Urgh, xs_memset() was buggy :P
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diff changeset
250 *dp = c;
359
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diff changeset
251
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diff changeset
252 return p;
214
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diff changeset
253 }
575686094eb1 Portability fixes
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diff changeset
254 #endif